AMPHAmphastar Pharmaceuticals, Inc.
- Market cap
- $1.07B
- as of 2026-10-23
- Latest close
- $25.14
- as of 2026-10-23
- Sector
- Healthcare
- as of 2026-10-24
- Industry
- Drug Manufacturers - Specialty & Generic
- as of 2026-10-24
Cluster
No cluster in the last 90 days under the default rule (14d · ≥2 insiders · all roles).
Form 4 historysince 2023-10-03
| Insider | Traded | Filed | Type | Shares | Price | Value | Owned after | 10b5-1 plan | Filing |
|---|---|---|---|---|---|---|---|---|---|
| Peters William JCFO, EVP & TREASURER | Sep 21 | Sep 23 | S | 4,139 | $25.00 | Sale −$103,475 | 168,707 | Yes | Form 4 |
| Zhou RongSENIOR EVP, PRODUCTION CENTER | Sep 16 | Sep 17 | M | 10,000 | $13.35 | $133,500 | 179,203 | No | Form 4 |
| Zhou RongSENIOR EVP, PRODUCTION CENTER | Sep 16 | Sep 17 | S | 10,000 | $23.94 | Sale −$239,400 | 169,203 | No | Form 4 |
| Zhou RongSENIOR EVP, PRODUCTION CENTER | Sep 16 | Sep 17 | M · derivative | 10,000 | $13.35 | $133,500 | 19,424 | No | Form 4 |
| Zhou RongSENIOR EVP, PRODUCTION CENTER | Sep 2 | Sep 3 | S | 3,187 | $23.63 | Sale −$75,309 | 169,203 | No | Form 4 |
| Prins Richard K | Aug 11 | Aug 12 | S | 7,973 | $20.30 | Sale −$161,852 | 29,625 | No | Form 4 |
| Peters William JCFO, EVP & TREASURER | Aug 7 | Aug 11 | M | 5,053 | $19.79 | $99,999 | 181,026 | Yes | Form 4 |
| Peters William JCFO, EVP & TREASURER | Aug 7 | Aug 11 | S | 8,180 | $22.48 | Sale −$183,886 | 172,846 | Yes | Form 4 |
| Peters William JCFO, EVP & TREASURER | Aug 7 | Aug 11 | M · derivative | 5,053 | $19.79 | $99,999 | not reported | Yes | Form 4 |
| Pierce Anthony T | Jul 9 | Jul 13 | A | 7,886 | $0.00 | $0 | 7,886 | No | Form 4 |
| Pierce Anthony T | Jul 9 | Jul 13 | A · derivative | 16,646 | $19.02 | $316,607 | 16,646 | No | Form 4 |
| Lee Howard | Jun 2 | Jun 3 | F | 769 | $18.45 | $14,188 | 159,350 | No | Form 4 |
| Zasloff Michael A | Jun 1 | Jun 3 | A | 8,143 | $0.00 | $0 | 37,667 | No | Form 4 |
| Zasloff Michael A | Jun 1 | Jun 3 | A · derivative | 17,365 | $18.42 | $319,863 | 17,365 | No | Form 4 |
| Prins Richard K | Jun 1 | Jun 3 | A | 8,143 | $0.00 | $0 | 37,598 | No | Form 4 |
| Prins Richard K | Jun 1 | Jun 3 | A · derivative | 17,365 | $18.42 | $319,863 | 17,365 | No | Form 4 |
| Lee Howard | Jun 1 | Jun 3 | A | 8,143 | $0.00 | $0 | 160,119 | No | Form 4 |
| Lee Howard | Jun 1 | Jun 3 | A · derivative | 17,365 | $18.42 | $319,863 | 17,365 | No | Form 4 |
| Gerst Diane G. | Jun 1 | Jun 3 | A | 8,143 | $0.00 | $0 | 31,899 | No | Form 4 |
| Gerst Diane G. | Jun 1 | Jun 3 | A · derivative | 17,365 | $18.42 | $319,863 | 17,365 | No | Form 4 |
| Deflin Gayle | Jun 1 | Jun 3 | A | 8,143 | $0.00 | $0 | 19,057 | No | Form 4 |
| Deflin Gayle | Jun 1 | Jun 3 | A · derivative | 17,365 | $18.42 | $319,863 | 17,365 | No | Form 4 |
| Gaugh David Russell | Jun 1 | Jun 3 | A | 8,143 | $0.00 | $0 | 14,447 | No | Form 4 |
| Gaugh David Russell | Jun 1 | Jun 3 | A · derivative | 17,365 | $18.42 | $319,863 | 17,365 | No | Form 4 |
| Prins Richard K | Aug 19, 2024 | Jun 3 | G | 1,500 | $0.00 | $0 | 29,455 | No | Form 4 |
| Zhang Jack Y.CEO & CHIEF SCIENTIFIC OFFICER | Mar 15 | Mar 17 | F | 9,784 | $18.18 | $177,873 | 2,990,052 | No | Form 4 |
| Zhang Jack Y.CEO & CHIEF SCIENTIFIC OFFICER | Mar 15 | Mar 17 | F | 2,908 | $18.18 | $52,867 | 1,245,125 | No | Form 4 |
| Peters William JCFO, EVP & TREASURER | Mar 15 | Mar 17 | F | 1,973 | $18.18 | $35,869 | 175,063 | No | Form 4 |
| Zhou RongSENIOR EVP, PRODUCTION CENTER | Mar 15 | Mar 17 | F | 1,225 | $18.18 | $22,271 | 171,554 | No | Form 4 |
| Liawatidewi YakobEVP CORP ADMIN CENTER | Mar 15 | Mar 17 | F | 1,033 | $18.18 | $18,780 | 121,892 | No | Form 4 |
| Zhang Jack Y.CEO & CHIEF SCIENTIFIC OFFICER | Mar 10 | Mar 11 | F | 14,785 | $18.91 | $279,584 | 2,999,836 | No | Form 4 |
| Zhang Jack Y.CEO & CHIEF SCIENTIFIC OFFICER | Mar 10 | Mar 11 | F | 4,395 | $18.91 | $83,109 | 1,248,033 | No | Form 4 |
| Peters William JCFO, EVP & TREASURER | Mar 10 | Mar 11 | F | 3,297 | $18.91 | $62,346 | 177,036 | No | Form 4 |
| Zhou RongSENIOR EVP, PRODUCTION CENTER | Mar 10 | Mar 11 | F | 2,215 | $18.91 | $41,886 | 172,779 | No | Form 4 |
| Liawatidewi YakobEVP CORP ADMIN CENTER | Mar 10 | Mar 11 | F | 1,870 | $18.91 | $35,362 | 122,925 | No | Form 4 |
| Zhang Jack Y.CEO & CHIEF SCIENTIFIC OFFICER | Mar 9 | Mar 11 | A | 180,504 | $0.00 | $0 | 3,014,621 | No | Form 4 |
| Zhang Jack Y.CEO & CHIEF SCIENTIFIC OFFICER | Mar 9 | Mar 11 | A | 72,462 | $0.00 | $0 | 1,252,428 | No | Form 4 |
| Zhang Jack Y.CEO & CHIEF SCIENTIFIC OFFICER | Mar 9 | Mar 11 | A · derivative | 372,338 | $19.21 | $7,152,613 | 372,338 | No | Form 4 |
| Zhang Jack Y.CEO & CHIEF SCIENTIFIC OFFICER | Mar 9 | Mar 11 | A · derivative | 149,472 | $19.21 | $2,871,357 | 149,472 | No | Form 4 |
| Peters William JCFO, EVP & TREASURER | Mar 9 | Mar 11 | A | 58,693 | $0.00 | $0 | 180,333 | No | Form 4 |
| Peters William JCFO, EVP & TREASURER | Mar 9 | Mar 11 | A · derivative | 121,071 | $19.21 | $2,325,774 | 121,071 | No | Form 4 |
| Zhou RongSENIOR EVP, PRODUCTION CENTER | Mar 9 | Mar 11 | A | 39,432 | $0.00 | $0 | 174,994 | No | Form 4 |
| Zhou RongSENIOR EVP, PRODUCTION CENTER | Mar 9 | Mar 11 | A · derivative | 81,341 | $19.21 | $1,562,561 | 81,341 | No | Form 4 |
| Liawatidewi YakobEVP CORP ADMIN CENTER | Mar 9 | Mar 11 | A | 35,450 | $0.00 | $0 | 124,795 | No | Form 4 |
| Liawatidewi YakobEVP CORP ADMIN CENTER | Mar 9 | Mar 11 | A · derivative | 73,126 | $19.21 | $1,404,750 | 73,126 | No | Form 4 |
| Luo Mary Z.COO, Chief Scientist, Chairman | Mar 6 | Mar 10 | F | 7,773 | $19.34 | $150,330 | 2,834,117 | No | Form 4 |
| Luo Mary Z.COO, Chief Scientist, Chairman | Mar 6 | Mar 10 | F | 3,077 | $19.34 | $59,509 | 1,179,966 | No | Form 4 |
| Peters William JCFO, EVP & TREASURER | Mar 6 | Mar 10 | F | 2,146 | $19.34 | $41,504 | 121,640 | No | Form 4 |
| Zhou RongSENIOR EVP, PRODUCTION CENTER | Mar 6 | Mar 10 | F | 1,357 | $19.34 | $26,244 | 135,562 | No | Form 4 |
| Liawatidewi YakobEVP CORP ADMIN CENTER | Mar 6 | Mar 10 | F | 1,144 | $19.34 | $22,125 | 89,345 | No | Form 4 |
| Zhang Jack Y.CEO & CHIEF SCIENTIFIC OFFICER | Mar 4 | Mar 6 | F | 5,769 | $19.96 | $115,149 | 2,841,890 | No | Form 4 |
| Zhang Jack Y.CEO & CHIEF SCIENTIFIC OFFICER | Mar 4 | Mar 6 | F | 2,432 | $19.96 | $48,543 | 1,183,043 | No | Form 4 |
| Peters William JCFO, EVP & TREASURER | Mar 4 | Mar 6 | F | 1,744 | $19.96 | $34,810 | 123,786 | No | Form 4 |
| Zhou RongSENIOR EVP, PRODUCTION CENTER | Mar 4 | Mar 6 | F | 1,124 | $19.96 | $22,435 | 136,919 | No | Form 4 |
| Liawatidewi YakobEVP CORP ADMIN CENTER | Mar 4 | Mar 6 | F | 965 | $19.96 | $19,261 | 90,489 | No | Form 4 |
| Zhou RongSENIOR EVP, PRODUCTION CENTER | Dec 17, 2025 | Dec 18, 2025 | M | 9,787 | $11.33 | $110,887 | 147,830 | No | Form 4 |
| Zhou RongSENIOR EVP, PRODUCTION CENTER | Dec 17, 2025 | Dec 18, 2025 | S | 9,787 | $26.20 | Sale −$256,419 | 138,043 | No | Form 4 |
| Zhou RongSENIOR EVP, PRODUCTION CENTER | Dec 17, 2025 | Dec 18, 2025 | M · derivative | 9,787 | $11.33 | $110,887 | not reported | No | Form 4 |
| Petersen Floyd F. | Dec 12, 2025 | Dec 15, 2025 | S | 2,426 | $25.92 | Sale −$62,882 | 71,368 | No | Form 4 |
| Petersen Floyd F. | Dec 11, 2025 | Dec 15, 2025 | S | 1,737 | $25.69 | Sale −$44,624 | 73,794 | No | Form 4 |
| Prins Richard K | Nov 25, 2025 | Nov 25, 2025 | M | 4,179 | $16.69 | $69,748 | 39,362 | No | Form 4 |
| Prins Richard K | Nov 25, 2025 | Nov 25, 2025 | S | 4,179 | $27.10 | Sale −$113,251 | 35,183 | No | Form 4 |
| Prins Richard K | Nov 25, 2025 | Nov 25, 2025 | M · derivative | 4,179 | $16.69 | $69,748 | not reported | No | Form 4 |
| Petersen Floyd F. | Nov 13, 2025 | Nov 17, 2025 | M | 16,679 | $16.69 | $278,373 | 92,210 | No | Form 4 |
| Petersen Floyd F. | Nov 13, 2025 | Nov 17, 2025 | S | 16,679 | $26.49 | Sale −$441,827 | 75,531 | No | Form 4 |
| Petersen Floyd F. | Nov 13, 2025 | Nov 17, 2025 | M · derivative | 16,679 | $16.69 | $278,373 | not reported | No | Form 4 |
| Petersen Floyd F. | Nov 3, 2025 | Nov 5, 2025 | S | 500 | $25.27 | Sale −$12,635 | 75,531 | Yes | Form 4 |
| Petersen Floyd F. | Oct 1, 2025 | Oct 2, 2025 | S | 500 | $27.20 | Sale −$13,600 | 76,031 | Yes | Form 4 |
| Petersen Floyd F. | Sep 2, 2025 | Sep 3, 2025 | S | 500 | $30.98 | Sale −$15,490 | 76,531 | Yes | Form 4 |
| Petersen Floyd F. | Aug 1, 2025 | Aug 4, 2025 | S | 500 | $20.83 | Sale −$10,415 | 77,031 | Yes | Form 4 |
| Gaugh David Russell | Jul 18, 2025 | Jul 22, 2025 | A | 6,304 | $0.00 | $0 | 6,304 | No | Form 4 |
| Gaugh David Russell | Jul 18, 2025 | Jul 22, 2025 | A · derivative | 13,987 | $20.62 | $288,412 | 13,987 | No | Form 4 |
| Petersen Floyd F. | Jul 2, 2025 | Jul 3, 2025 | S | 500 | $23.47 | Sale −$11,735 | 77,531 | Yes | Form 4 |
| Zhang Jack Y.CEO & CHIEF SCIENTIFIC OFFICER | Jun 13, 2025 | Jun 16, 2025 | M | 200,000 | $13.03 | $2,606,000 | 2,847,659 | No | Form 4 |
| Zhang Jack Y.CEO & CHIEF SCIENTIFIC OFFICER | Jun 13, 2025 | Jun 16, 2025 | M · derivative | 200,000 | $13.03 | $2,606,000 | 205,003 | No | Form 4 |
| Lee Howard | Jun 3, 2025 | Jun 4, 2025 | F | 923 | $26.01 | $24,007 | 151,976 | No | Form 4 |
| Zasloff Michael A | Jun 2, 2025 | Jun 4, 2025 | A | 5,122 | $0.00 | $0 | 29,524 | No | Form 4 |
| Zasloff Michael A | Jun 2, 2025 | Jun 4, 2025 | A · derivative | 11,402 | $25.38 | $289,383 | 11,402 | No | Form 4 |
| Petersen Floyd F. | Jun 2, 2025 | Jun 4, 2025 | S | 500 | $25.67 | Sale −$12,835 | 72,909 | Yes | Form 4 |
| Petersen Floyd F. | Jun 2, 2025 | Jun 4, 2025 | A | 5,122 | $0.00 | $0 | 78,031 | Yes | Form 4 |
| Petersen Floyd F. | Jun 2, 2025 | Jun 4, 2025 | A · derivative | 11,402 | $25.38 | $289,383 | 11,402 | Yes | Form 4 |
| Prins Richard K | Jun 2, 2025 | Jun 4, 2025 | A | 5,122 | $0.00 | $0 | 35,183 | No | Form 4 |
| Prins Richard K | Jun 2, 2025 | Jun 4, 2025 | A · derivative | 11,402 | $25.38 | $289,383 | 11,402 | No | Form 4 |
| Gerst Diane G. | Jun 2, 2025 | Jun 4, 2025 | A | 5,122 | $0.00 | $0 | 23,756 | No | Form 4 |
| Gerst Diane G. | Jun 2, 2025 | Jun 4, 2025 | A · derivative | 11,402 | $25.38 | $289,383 | 11,402 | No | Form 4 |
| Deflin Gayle | Jun 2, 2025 | Jun 4, 2025 | A | 5,122 | $0.00 | $0 | 10,914 | No | Form 4 |
| Deflin Gayle | Jun 2, 2025 | Jun 4, 2025 | A · derivative | 11,402 | $25.38 | $289,383 | 11,402 | No | Form 4 |
| Lee Howard | Jun 2, 2025 | Jun 4, 2025 | A | 5,122 | $0.00 | $0 | 152,899 | No | Form 4 |
| Lee Howard | Jun 2, 2025 | Jun 4, 2025 | A · derivative | 11,402 | $25.38 | $289,383 | 11,402 | No | Form 4 |
| Peters William JCFO, EVP & TREASURER | May 19, 2025 | May 20, 2025 | F | 273 | $24.79 | $6,768 | 124,985 | No | Form 4 |
| Petersen Floyd F. | May 1, 2025 | May 2, 2025 | S | 500 | $24.08 | Sale −$12,040 | 73,409 | Yes | Form 4 |
| Petersen Floyd F. | Apr 1, 2025 | Apr 2, 2025 | S | 500 | $28.38 | Sale −$14,190 | 73,909 | Yes | Form 4 |
| Peters William JCFO, EVP & TREASURER | Mar 17, 2025 | Mar 18, 2025 | F | 3,004 | $27.69 | $83,181 | 125,258 | No | Form 4 |
| Liawatidewi YakobEVP CORP ADMIN CENTER | Mar 17, 2025 | Mar 18, 2025 | F | 1,731 | $27.69 | $47,931 | 90,909 | No | Form 4 |
| Zhang Jack Y.CEO & CHIEF SCIENTIFIC OFFICER | Mar 17, 2025 | Mar 18, 2025 | F | 16,150 | $27.69 | $447,194 | 2,647,659 | No | Form 4 |
| Zhang Jack Y.CEO & CHIEF SCIENTIFIC OFFICER | Mar 17, 2025 | Mar 18, 2025 | F | 7,223 | $27.69 | $200,005 | 1,185,475 | No | Form 4 |
| Zhou RongSENIOR EVP, PRODUCTION CENTER | Mar 17, 2025 | Mar 18, 2025 | F | 1,967 | $27.69 | $54,466 | 137,497 | No | Form 4 |
| Peters William JCFO, EVP & TREASURER | Mar 15, 2025 | Mar 18, 2025 | F | 1,968 | $26.66 | $52,467 | 128,262 | No | Form 4 |
| Liawatidewi YakobEVP CORP ADMIN CENTER | Mar 15, 2025 | Mar 18, 2025 | F | 1,031 | $26.66 | $27,486 | 92,640 | No | Form 4 |
| Zhang Jack Y.CEO & CHIEF SCIENTIFIC OFFICER | Mar 15, 2025 | Mar 18, 2025 | F | 9,765 | $26.66 | $260,335 | 2,663,809 | No | Form 4 |
| Zhang Jack Y.CEO & CHIEF SCIENTIFIC OFFICER | Mar 15, 2025 | Mar 18, 2025 | F | 4,115 | $26.66 | $109,706 | 1,192,698 | No | Form 4 |
| Zhou RongSENIOR EVP, PRODUCTION CENTER | Mar 15, 2025 | Mar 18, 2025 | F | 1,222 | $26.66 | $32,579 | 139,464 | No | Form 4 |
| Zhang Jack Y.CEO & CHIEF SCIENTIFIC OFFICER | Mar 14, 2025 | Mar 18, 2025 | M | 290,477 | $14.69 | $4,267,107 | 2,899,859 | No | Form 4 |
| Zhang Jack Y.CEO & CHIEF SCIENTIFIC OFFICER | Mar 14, 2025 | Mar 18, 2025 | F | 226,285 | $26.66 | $6,032,758 | 2,673,574 | No | Form 4 |
| Zhang Jack Y.CEO & CHIEF SCIENTIFIC OFFICER | Mar 14, 2025 | Mar 18, 2025 | M | 211,213 | $14.69 | $3,102,719 | 1,359,470 | No | Form 4 |
| Zhang Jack Y.CEO & CHIEF SCIENTIFIC OFFICER | Mar 14, 2025 | Mar 18, 2025 | F | 162,657 | $26.66 | $4,336,436 | 1,196,813 | No | Form 4 |
| Zhang Jack Y.CEO & CHIEF SCIENTIFIC OFFICER | Mar 14, 2025 | Mar 18, 2025 | M · derivative | 290,477 | $14.69 | $4,267,107 | not reported | No | Form 4 |
| Zhang Jack Y.CEO & CHIEF SCIENTIFIC OFFICER | Mar 14, 2025 | Mar 18, 2025 | M · derivative | 211,213 | $14.69 | $3,102,719 | not reported | No | Form 4 |
| Zhang Jack Y.CEO & CHIEF SCIENTIFIC OFFICER | Mar 10, 2025 | Mar 12, 2025 | A | 116,226 | $0.00 | $0 | 2,609,382 | No | Form 4 |
| Zhang Jack Y.CEO & CHIEF SCIENTIFIC OFFICER | Mar 10, 2025 | Mar 12, 2025 | A | 48,996 | $0.00 | $0 | 1,148,257 | No | Form 4 |
| Zhang Jack Y.CEO & CHIEF SCIENTIFIC OFFICER | Mar 10, 2025 | Mar 12, 2025 | A · derivative | 246,821 | $28.41 | $7,012,185 | 246,821 | No | Form 4 |
| Zhang Jack Y.CEO & CHIEF SCIENTIFIC OFFICER | Mar 10, 2025 | Mar 12, 2025 | A · derivative | 104,052 | $28.41 | $2,956,117 | 104,052 | No | Form 4 |
| Peters William JCFO, EVP & TREASURER | Mar 10, 2025 | Mar 12, 2025 | A | 36,747 | $0.00 | $0 | 130,230 | No | Form 4 |
| Peters William JCFO, EVP & TREASURER | Mar 10, 2025 | Mar 12, 2025 | A · derivative | 78,039 | $28.41 | $2,217,088 | 78,039 | No | Form 4 |
| Liawatidewi YakobEVP CORP ADMIN CENTER | Mar 10, 2025 | Mar 12, 2025 | A | 20,837 | $0.00 | $0 | 93,671 | No | Form 4 |
| Liawatidewi YakobEVP CORP ADMIN CENTER | Mar 10, 2025 | Mar 12, 2025 | A · derivative | 44,253 | $28.41 | $1,257,228 | 44,253 | No | Form 4 |
| Zhou RongSENIOR EVP, PRODUCTION CENTER | Mar 10, 2025 | Mar 12, 2025 | A | 24,692 | $0.00 | $0 | 140,686 | No | Form 4 |
| Zhou RongSENIOR EVP, PRODUCTION CENTER | Mar 10, 2025 | Mar 12, 2025 | A · derivative | 52,437 | $28.41 | $1,489,735 | 52,437 | No | Form 4 |
| Zhang Jack Y.CEO & CHIEF SCIENTIFIC OFFICER | Mar 6, 2025 | Mar 10, 2025 | F | 9,645 | $28.32 | $273,146 | 2,493,156 | No | Form 4 |
| Zhang Jack Y.CEO & CHIEF SCIENTIFIC OFFICER | Mar 6, 2025 | Mar 10, 2025 | F | 3,069 | $28.32 | $86,914 | 1,099,261 | No | Form 4 |
| Liawatidewi YakobEVP CORP ADMIN CENTER | Mar 6, 2025 | Mar 10, 2025 | F | 1,141 | $28.32 | $32,313 | 72,834 | No | Form 4 |
| Peters William JCFO, EVP & TREASURER | Mar 6, 2025 | Mar 10, 2025 | F | 2,141 | $28.32 | $60,633 | 93,483 | No | Form 4 |
| Zhou RongSENIOR EVP, PRODUCTION CENTER | Mar 6, 2025 | Mar 10, 2025 | F | 1,354 | $28.32 | $38,345 | 115,994 | No | Form 4 |
| Petersen Floyd F. | Mar 6, 2025 | Mar 7, 2025 | S | 1,000 | $27.99 | Sale −$27,990 | 74,409 | Yes | Form 4 |
| Luo Mary Z.COO, Chief Scientist, Chairman | Mar 4, 2025 | Mar 6, 2025 | F | 5,753 | $27.62 | $158,898 | 2,502,801 | No | Form 4 |
| Luo Mary Z.COO, Chief Scientist, Chairman | Mar 4, 2025 | Mar 6, 2025 | F | 2,426 | $27.62 | $67,006 | 1,102,330 | No | Form 4 |
| Liawatidewi YakobEVP CORP ADMIN CENTER | Mar 4, 2025 | Mar 6, 2025 | F | 963 | $27.62 | $26,598 | 73,975 | No | Form 4 |
| Zhou RongSENIOR EVP, PRODUCTION CENTER | Mar 4, 2025 | Mar 6, 2025 | F | 1,121 | $27.62 | $30,962 | 117,348 | No | Form 4 |
| Peters William JCFO, EVP & TREASURER | Mar 4, 2025 | Mar 6, 2025 | M | 7,490 | $13.35 | $99,992 | 101,594 | Yes | Form 4 |
| Peters William JCFO, EVP & TREASURER | Mar 4, 2025 | Mar 6, 2025 | S | 4,231 | $27.54 | Sale −$116,522 | 97,363 | Yes | Form 4 |
| Peters William JCFO, EVP & TREASURER | Mar 4, 2025 | Mar 6, 2025 | F | 1,739 | $27.62 | $48,031 | 95,624 | Yes | Form 4 |
| Peters William JCFO, EVP & TREASURER | Mar 4, 2025 | Mar 6, 2025 | M · derivative | 7,490 | $13.35 | $99,992 | not reported | Yes | Form 4 |
| Zhou RongSENIOR EVP, PRODUCTION CENTER | Dec 13, 2024 | Dec 16, 2024 | M | 8,000 | $11.33 | $90,640 | 126,469 | No | Form 4 |
| Zhou RongSENIOR EVP, PRODUCTION CENTER | Dec 13, 2024 | Dec 16, 2024 | S | 8,000 | $45.23 | Sale −$361,840 | 118,469 | No | Form 4 |
| Zhou RongSENIOR EVP, PRODUCTION CENTER | Dec 13, 2024 | Dec 16, 2024 | M · derivative | 8,000 | $11.33 | $90,640 | 9,787 | No | Form 4 |
| Zhou RongSENIOR EVP, PRODUCTION CENTER | Dec 12, 2024 | Dec 16, 2024 | M | 7,000 | $11.33 | $79,310 | 125,469 | No | Form 4 |
| Zhou RongSENIOR EVP, PRODUCTION CENTER | Dec 12, 2024 | Dec 16, 2024 | S | 7,000 | $44.43 | Sale −$311,010 | 118,469 | No | Form 4 |
| Zhou RongSENIOR EVP, PRODUCTION CENTER | Dec 12, 2024 | Dec 16, 2024 | M · derivative | 7,000 | $11.33 | $79,310 | 17,787 | No | Form 4 |
| Prins Richard K | Dec 9, 2024 | Dec 11, 2024 | M | 10,000 | $19.52 | $195,200 | 40,471 | No | Form 4 |
| Prins Richard K | Dec 9, 2024 | Dec 11, 2024 | S | 10,000 | $43.77 | Sale −$437,700 | 30,471 | No | Form 4 |
| Prins Richard K | Dec 9, 2024 | Dec 11, 2024 | G | 410 | $0.00 | $0 | 30,061 | No | Form 4 |
| Prins Richard K | Dec 9, 2024 | Dec 11, 2024 | M · derivative | 10,000 | $19.52 | $195,200 | not reported | No | Form 4 |
| Prins Richard K | Nov 12, 2024 | Nov 13, 2024 | M | 2,500 | $16.69 | $41,725 | 36,471 | No | Form 4 |
| Prins Richard K | Nov 12, 2024 | Nov 13, 2024 | S | 5,000 | $48.80 | Sale −$244,000 | 31,471 | No | Form 4 |
| Prins Richard K | Nov 12, 2024 | Nov 13, 2024 | G | 1,000 | $0.00 | $0 | 30,471 | No | Form 4 |
| Prins Richard K | Nov 12, 2024 | Nov 13, 2024 | M · derivative | 2,500 | $16.69 | $41,725 | 4,179 | No | Form 4 |
| Zhou RongSENIOR EVP, PRODUCTION CENTER | Nov 12, 2024 | Nov 13, 2024 | M | 6,893 | $14.95 | $103,050 | 125,281 | No | Form 4 |
| Zhou RongSENIOR EVP, PRODUCTION CENTER | Nov 12, 2024 | Nov 13, 2024 | S | 6,893 | $48.88 | Sale −$336,930 | 118,388 | No | Form 4 |
| Zhou RongSENIOR EVP, PRODUCTION CENTER | Nov 12, 2024 | Nov 13, 2024 | M · derivative | 6,893 | $14.95 | $103,050 | not reported | No | Form 4 |
| Luo Mary Z.COO, Chief Scientist, Chairman | Nov 11, 2024 | Nov 12, 2024 | G | 125,000 | $0.00 | $0 | 2,508,554 | No | Form 4 |
| Luo Mary Z.COO, Chief Scientist, Chairman | Nov 11, 2024 | Nov 12, 2024 | G | 125,000 | $0.00 | $0 | 1,104,756 | No | Form 4 |
| Peters William JCFO, EVP & TREASURER | Nov 6, 2024 | Nov 8, 2024 | M | 7,426 | $13.03 | $96,761 | 101,529 | Yes | Form 4 |
| Peters William JCFO, EVP & TREASURER | Nov 6, 2024 | Nov 8, 2024 | S | 7,426 | $52.05 | Sale −$386,523 | 94,103 | Yes | Form 4 |
| Peters William JCFO, EVP & TREASURER | Nov 6, 2024 | Nov 8, 2024 | M · derivative | 7,426 | $13.03 | $96,761 | 23,674 | Yes | Form 4 |
| Liawatidewi YakobEVP CORP ADMIN CENTER | Nov 6, 2024 | Nov 8, 2024 | M | 5,214 | $13.03 | $67,938 | 80,152 | Yes | Form 4 |
| Liawatidewi YakobEVP CORP ADMIN CENTER | Nov 6, 2024 | Nov 8, 2024 | S | 5,214 | $52.05 | Sale −$271,389 | 74,938 | Yes | Form 4 |
| Liawatidewi YakobEVP CORP ADMIN CENTER | Nov 6, 2024 | Nov 8, 2024 | M · derivative | 5,214 | $13.03 | $67,938 | 10,962 | Yes | Form 4 |
| Zhou RongSENIOR EVP, PRODUCTION CENTER | Sep 13, 2024 | Sep 17, 2024 | M | 3,000 | $14.95 | $44,850 | 121,388 | No | Form 4 |
| Zhou RongSENIOR EVP, PRODUCTION CENTER | Sep 13, 2024 | Sep 17, 2024 | S | 3,000 | $48.26 | Sale −$144,780 | 118,388 | No | Form 4 |
| Zhou RongSENIOR EVP, PRODUCTION CENTER | Sep 13, 2024 | Sep 17, 2024 | M · derivative | 3,000 | $14.95 | $44,850 | 6,893 | No | Form 4 |
| Zhang Jack Y.CEO & CHIEF SCIENTIFIC OFFICER | Sep 13, 2024 | Sep 16, 2024 | M | 100,000 | $14.69 | $1,469,000 | 2,633,554 | No | Form 4 |
| Zhang Jack Y.CEO & CHIEF SCIENTIFIC OFFICER | Sep 13, 2024 | Sep 16, 2024 | M · derivative | 100,000 | $14.69 | $1,469,000 | 290,477 | No | Form 4 |
| Petersen Floyd F. | Sep 5, 2024 | Sep 6, 2024 | S | 3,000 | $46.47 | Sale −$139,410 | 75,409 | No | Form 4 |
| Zhou RongSENIOR EVP, PRODUCTION CENTER | Aug 26, 2024 | Aug 27, 2024 | M | 4,000 | $14.95 | $59,800 | 122,388 | No | Form 4 |
| Zhou RongSENIOR EVP, PRODUCTION CENTER | Aug 26, 2024 | Aug 27, 2024 | S | 4,000 | $48.35 | Sale −$193,400 | 118,388 | No | Form 4 |
| Zhou RongSENIOR EVP, PRODUCTION CENTER | Aug 26, 2024 | Aug 27, 2024 | M · derivative | 4,000 | $14.95 | $59,800 | 9,893 | No | Form 4 |
| Prins Richard K | Aug 12, 2024 | Aug 13, 2024 | M | 3,915 | $20.03 | $78,417 | 37,886 | No | Form 4 |
| Prins Richard K | Aug 12, 2024 | Aug 13, 2024 | M | 6,004 | $20.08 | $120,560 | 43,890 | No | Form 4 |
| Prins Richard K | Aug 12, 2024 | Aug 13, 2024 | M | 7,182 | $19.52 | $140,193 | 51,072 | No | Form 4 |
| Prins Richard K | Aug 12, 2024 | Aug 13, 2024 | S | 17,101 | $43.07 | Sale −$736,540 | 33,971 | No | Form 4 |
| Prins Richard K | Aug 12, 2024 | Aug 13, 2024 | M · derivative | 3,915 | $20.03 | $78,417 | 10,000 | No | Form 4 |
| Prins Richard K | Aug 12, 2024 | Aug 13, 2024 | M · derivative | 6,004 | $20.08 | $120,560 | 10,000 | No | Form 4 |
| Prins Richard K | Aug 12, 2024 | Aug 13, 2024 | M · derivative | 7,182 | $19.52 | $140,193 | 10,000 | No | Form 4 |
| Peters William JCFO, EVP & TREASURER | Jul 31, 2024 | Aug 2, 2024 | M | 10,282 | $20.23 | $208,005 | 104,385 | Yes | Form 4 |
| Peters William JCFO, EVP & TREASURER | Jul 31, 2024 | Aug 2, 2024 | S | 10,282 | $44.23 | Sale −$454,773 | 94,103 | Yes | Form 4 |
| Peters William JCFO, EVP & TREASURER | Jul 31, 2024 | Aug 2, 2024 | M · derivative | 10,282 | $20.23 | $208,005 | 4,943 | Yes | Form 4 |
| Peters William JCFO, EVP & TREASURER | Jun 27, 2024 | Jun 28, 2024 | S | 2,961 | $40.85 | Sale −$120,957 | 94,738 | Yes | Form 4 |
| Peters William JCFO, EVP & TREASURER | Jun 27, 2024 | Jun 28, 2024 | S | 635 | $41.29 | Sale −$26,219 | 94,103 | Yes | Form 4 |
| Petersen Floyd F. | Jun 10, 2024 | Jun 11, 2024 | S | 3,000 | $41.40 | Sale −$124,200 | 78,409 | No | Form 4 |
| Zhang Jack Y.CEO & CHIEF SCIENTIFIC OFFICER | Jun 10, 2024 | Jun 11, 2024 | M | 100,000 | $14.69 | $1,469,000 | 2,533,554 | No | Form 4 |
| Zhang Jack Y.CEO & CHIEF SCIENTIFIC OFFICER | Jun 10, 2024 | Jun 11, 2024 | M · derivative | 100,000 | $14.69 | $1,469,000 | 390,477 | No | Form 4 |
| Lee Howard | Jun 5, 2024 | Jun 5, 2024 | F | 579 | $42.04 | $24,341 | 147,777 | No | Form 4 |
| Liawatidewi YakobEVP CORP ADMIN CENTER | Jun 4, 2024 | Jun 5, 2024 | F | 272 | $42.22 | $11,484 | 74,938 | No | Form 4 |
| Zasloff Michael A | Jun 3, 2024 | Jun 5, 2024 | A | 3,076 | $0.00 | $0 | 24,402 | No | Form 4 |
| Zasloff Michael A | Jun 3, 2024 | Jun 5, 2024 | A · derivative | 6,864 | $42.25 | $290,004 | 6,864 | No | Form 4 |
| Prins Richard K | Jun 3, 2024 | Jun 5, 2024 | A | 3,076 | $0.00 | $0 | 33,971 | No | Form 4 |
| Prins Richard K | Jun 3, 2024 | Jun 5, 2024 | A · derivative | 6,864 | $42.25 | $290,004 | 6,864 | No | Form 4 |
| Petersen Floyd F. | Jun 3, 2024 | Jun 5, 2024 | S | 500 | $42.65 | Sale −$21,325 | 78,333 | Yes | Form 4 |
| Petersen Floyd F. | Jun 3, 2024 | Jun 5, 2024 | A | 3,076 | $0.00 | $0 | 81,409 | Yes | Form 4 |
| Petersen Floyd F. | Jun 3, 2024 | Jun 5, 2024 | A · derivative | 6,864 | $42.25 | $290,004 | 6,864 | Yes | Form 4 |
| Deflin Gayle | Jun 3, 2024 | Jun 5, 2024 | A | 3,076 | $0.00 | $0 | 5,792 | No | Form 4 |
| Deflin Gayle | Jun 3, 2024 | Jun 5, 2024 | A · derivative | 6,864 | $42.25 | $290,004 | 6,864 | No | Form 4 |
| Gerst Diane G. | Jun 3, 2024 | Jun 5, 2024 | A | 3,076 | $0.00 | $0 | 18,634 | No | Form 4 |
| Gerst Diane G. | Jun 3, 2024 | Jun 5, 2024 | A · derivative | 6,864 | $42.25 | $290,004 | 6,864 | No | Form 4 |
| Lee Howard | Jun 3, 2024 | Jun 5, 2024 | A | 3,076 | $0.00 | $0 | 148,356 | No | Form 4 |
| Lee Howard | Jun 3, 2024 | Jun 5, 2024 | A · derivative | 6,864 | $42.25 | $290,004 | 6,864 | No | Form 4 |
| Peters William JCFO, EVP & TREASURER | May 19, 2024 | May 21, 2024 | F | 387 | $43.48 | $16,827 | 97,268 | No | Form 4 |
| Petersen Floyd F. | May 1, 2024 | May 2, 2024 | S | 500 | $41.67 | Sale −$20,835 | 78,833 | Yes | Form 4 |
| Petersen Floyd F. | Apr 1, 2024 | Apr 2, 2024 | S | 500 | $43.43 | Sale −$21,715 | 79,333 | Yes | Form 4 |
| Luo Mary Z.COO,Chief Scientist & Chairman | Mar 17, 2024 | Mar 19, 2024 | F | 15,768 | $43.05 | $678,812 | 2,433,554 | No | Form 4 |
| Luo Mary Z.COO,Chief Scientist & Chairman | Mar 17, 2024 | Mar 19, 2024 | F | 7,052 | $43.05 | $303,589 | 1,229,756 | No | Form 4 |
| Peters William JCFO, EVP & TREASURER | Mar 17, 2024 | Mar 19, 2024 | F | 4,255 | $43.05 | $183,178 | 97,655 | No | Form 4 |
| Zhou RongSENIOR EVP, PRODUCTION CENTER | Mar 17, 2024 | Mar 19, 2024 | F | 1,961 | $43.05 | $84,421 | 118,016 | No | Form 4 |
| Liawatidewi YakobEVP CORP ADMIN CENTER | Mar 17, 2024 | Mar 19, 2024 | F | 1,726 | $43.05 | $74,304 | 74,778 | No | Form 4 |
| Peters William JCFO, EVP & TREASURER | Mar 16, 2024 | Mar 19, 2024 | F | 5,105 | $43.05 | $219,770 | 101,910 | No | Form 4 |
| Zhou RongSENIOR EVP, PRODUCTION CENTER | Mar 16, 2024 | Mar 19, 2024 | F | 2,355 | $43.05 | $101,383 | 119,977 | No | Form 4 |
| Liawatidewi YakobEVP CORP ADMIN CENTER | Mar 16, 2024 | Mar 19, 2024 | F | 1,671 | $43.05 | $71,937 | 76,504 | No | Form 4 |
| Luo Mary Z.COO,Chief Scientist & Chairman | Mar 15, 2024 | Mar 19, 2024 | M | 722,046 | $12.46 | $8,996,693 | 2,858,043 | No | Form 4 |
| Luo Mary Z.COO,Chief Scientist & Chairman | Mar 15, 2024 | Mar 19, 2024 | F | 408,721 | $43.05 | $17,595,439 | 2,449,322 | No | Form 4 |
| Luo Mary Z.COO,Chief Scientist & Chairman | Mar 15, 2024 | Mar 19, 2024 | M | 310,930 | $12.46 | $3,874,188 | 1,439,466 | No | Form 4 |
| Luo Mary Z.COO,Chief Scientist & Chairman | Mar 15, 2024 | Mar 19, 2024 | F | 202,658 | $43.05 | $8,724,427 | 1,236,808 | No | Form 4 |
| Luo Mary Z.COO,Chief Scientist & Chairman | Mar 15, 2024 | Mar 19, 2024 | M · derivative | 722,046 | $12.46 | $8,996,693 | not reported | No | Form 4 |
| Luo Mary Z.COO,Chief Scientist & Chairman | Mar 15, 2024 | Mar 19, 2024 | M · derivative | 310,930 | $12.46 | $3,874,188 | not reported | No | Form 4 |
| Peters William JCFO, EVP & TREASURER | Mar 15, 2024 | Mar 19, 2024 | F | 2,285 | $43.05 | $98,369 | 107,015 | No | Form 4 |
| Zhou RongSENIOR EVP, PRODUCTION CENTER | Mar 15, 2024 | Mar 19, 2024 | F | 1,219 | $43.05 | $52,478 | 122,332 | No | Form 4 |
| Liawatidewi YakobEVP CORP ADMIN CENTER | Mar 15, 2024 | Mar 19, 2024 | F | 1,027 | $43.05 | $44,212 | 78,175 | No | Form 4 |
| Luo Mary Z.COO, Chief Scientist, Chairman | Mar 6, 2024 | Mar 8, 2024 | F | 7,031 | $46.31 | $325,606 | 2,135,997 | No | Form 4 |
| Luo Mary Z.COO, Chief Scientist, Chairman | Mar 6, 2024 | Mar 8, 2024 | F | 2,990 | $46.31 | $138,467 | 1,128,536 | No | Form 4 |
| Zhou RongSENIOR EVP, PRODUCTION CENTER | Mar 6, 2024 | Mar 8, 2024 | F | 1,390 | $46.31 | $64,371 | 123,551 | No | Form 4 |
| Liawatidewi YakobEVP CORP ADMIN CENTER | Mar 6, 2024 | Mar 8, 2024 | F | 1,221 | $46.31 | $56,545 | 79,202 | No | Form 4 |
| Peters William JCFO, EVP & TREASURER | Mar 6, 2024 | Mar 8, 2024 | M | 8,826 | $11.33 | $99,999 | 129,626 | Yes | Form 4 |
| Peters William JCFO, EVP & TREASURER | Mar 6, 2024 | Mar 8, 2024 | S | 13,404 | $46.30 | Sale −$620,605 | 116,222 | Yes | Form 4 |
| Peters William JCFO, EVP & TREASURER | Mar 6, 2024 | Mar 8, 2024 | S | 4,681 | $46.98 | Sale −$219,913 | 111,541 | Yes | Form 4 |
| Peters William JCFO, EVP & TREASURER | Mar 6, 2024 | Mar 8, 2024 | S | 51 | $48.00 | Sale −$2,448 | 111,490 | Yes | Form 4 |
| Peters William JCFO, EVP & TREASURER | Mar 6, 2024 | Mar 8, 2024 | F | 2,190 | $46.31 | $101,419 | 109,300 | Yes | Form 4 |
| Peters William JCFO, EVP & TREASURER | Mar 6, 2024 | Mar 8, 2024 | M · derivative | 8,826 | $11.33 | $99,999 | not reported | Yes | Form 4 |
| Zasloff Michael A | Mar 5, 2024 | Mar 6, 2024 | S | 9,389 | $47.06 | Sale −$441,846 | 24,437 | No | Form 4 |
| Zasloff Michael A | Mar 5, 2024 | Mar 6, 2024 | S | 3,111 | $47.53 | Sale −$147,866 | 21,326 | No | Form 4 |
| Peters William JCFO, EVP & TREASURER | Mar 4, 2024 | Mar 6, 2024 | A | 19,440 | $0.00 | $0 | 120,800 | No | Form 4 |
| Peters William JCFO, EVP & TREASURER | Mar 4, 2024 | Mar 6, 2024 | A · derivative | 40,955 | $46.68 | $1,911,779 | 40,955 | No | Form 4 |
| Zhou RongSENIOR EVP, PRODUCTION CENTER | Mar 4, 2024 | Mar 6, 2024 | A | 12,521 | $0.00 | $0 | 124,941 | No | Form 4 |
| Zhou RongSENIOR EVP, PRODUCTION CENTER | Mar 4, 2024 | Mar 6, 2024 | A · derivative | 26,378 | $46.68 | $1,231,325 | 26,378 | No | Form 4 |
| Liawatidewi YakobEVP CORP ADMIN CENTER | Mar 4, 2024 | Mar 6, 2024 | A | 10,754 | $0.00 | $0 | 80,423 | No | Form 4 |
| Liawatidewi YakobEVP CORP ADMIN CENTER | Mar 4, 2024 | Mar 6, 2024 | A · derivative | 22,655 | $46.68 | $1,057,535 | 22,655 | No | Form 4 |
| Zhang Jack Y.CEO & CHIEF SCIENTIFIC OFFICER | Mar 4, 2024 | Mar 6, 2024 | A | 64,310 | $0.00 | $0 | 2,143,028 | No | Form 4 |
| Zhang Jack Y.CEO & CHIEF SCIENTIFIC OFFICER | Mar 4, 2024 | Mar 6, 2024 | A | 27,110 | $0.00 | $0 | 1,131,526 | No | Form 4 |
| Zhang Jack Y.CEO & CHIEF SCIENTIFIC OFFICER | Mar 4, 2024 | Mar 6, 2024 | A · derivative | 135,473 | $46.68 | $6,323,880 | 135,473 | No | Form 4 |
| Zhang Jack Y.CEO & CHIEF SCIENTIFIC OFFICER | Mar 4, 2024 | Mar 6, 2024 | A · derivative | 57,109 | $46.68 | $2,665,848 | 57,109 | No | Form 4 |
| Petersen Floyd F. | Mar 1, 2024 | Mar 4, 2024 | S | 451 | $45.60 | Sale −$20,566 | 79,882 | Yes | Form 4 |
| Petersen Floyd F. | Mar 1, 2024 | Mar 4, 2024 | S | 49 | $46.53 | Sale −$2,280 | 79,833 | Yes | Form 4 |
| Petersen Floyd F. | Feb 1, 2024 | Feb 2, 2024 | S | 474 | $53.07 | Sale −$25,155 | 80,359 | Yes | Form 4 |
| Petersen Floyd F. | Feb 1, 2024 | Feb 2, 2024 | S | 26 | $53.64 | Sale −$1,395 | 80,333 | Yes | Form 4 |
| Zhang Jack Y.CEO & Chief Scientific Officer | Jan 10, 2024 | Jan 11, 2024 | S | 78,236 | $54.32 | Sale −$4,249,780 | 1,157,566 | Yes | Form 4 |
| Zhang Jack Y.CEO & Chief Scientific Officer | Jan 10, 2024 | Jan 11, 2024 | S | 50,514 | $54.89 | Sale −$2,772,713 | 1,107,052 | Yes | Form 4 |
| Zhang Jack Y.CEO & Chief Scientific Officer | Jan 10, 2024 | Jan 11, 2024 | S | 920 | $55.95 | Sale −$51,474 | 1,106,132 | Yes | Form 4 |
| Zhang Jack Y.CEO & Chief Scientific Officer | Jan 10, 2024 | Jan 11, 2024 | S | 1,716 | $57.00 | Sale −$97,812 | 1,104,416 | Yes | Form 4 |
| Luo Mary Z.COO,Chief Scientist & Chairman | Jan 9, 2024 | Jan 10, 2024 | S | 50,678 | $56.70 | Sale −$2,873,443 | 1,271,280 | Yes | Form 4 |
| Luo Mary Z.COO,Chief Scientist & Chairman | Jan 9, 2024 | Jan 10, 2024 | S | 31,764 | $57.70 | Sale −$1,832,783 | 1,239,516 | Yes | Form 4 |
| Luo Mary Z.COO,Chief Scientist & Chairman | Jan 9, 2024 | Jan 10, 2024 | S | 3,714 | $58.35 | Sale −$216,712 | 1,235,802 | Yes | Form 4 |
| Luo Mary Z.COO,Chief Scientist & Chairman | Jan 8, 2024 | Jan 10, 2024 | S | 18,858 | $56.98 | Sale −$1,074,529 | 1,436,744 | Yes | Form 4 |
| Luo Mary Z.COO,Chief Scientist & Chairman | Jan 8, 2024 | Jan 10, 2024 | S | 41,282 | $58.25 | Sale −$2,404,677 | 1,395,462 | Yes | Form 4 |
| Luo Mary Z.COO,Chief Scientist & Chairman | Jan 8, 2024 | Jan 10, 2024 | S | 37,865 | $59.24 | Sale −$2,243,123 | 1,357,597 | Yes | Form 4 |
| Luo Mary Z.COO,Chief Scientist & Chairman | Jan 8, 2024 | Jan 10, 2024 | S | 27,563 | $59.99 | Sale −$1,653,504 | 1,330,034 | Yes | Form 4 |
| Luo Mary Z.COO,Chief Scientist & Chairman | Jan 8, 2024 | Jan 10, 2024 | S | 4,261 | $61.19 | Sale −$260,731 | 1,325,773 | Yes | Form 4 |
| Luo Mary Z.COO,Chief Scientist & Chairman | Jan 8, 2024 | Jan 10, 2024 | S | 1,663 | $61.81 | Sale −$102,790 | 1,324,110 | Yes | Form 4 |
| Luo Mary Z.COO,Chief Scientist & Chairman | Jan 8, 2024 | Jan 10, 2024 | S | 2,152 | $63.27 | Sale −$136,157 | 1,321,958 | Yes | Form 4 |
| Petersen Floyd F. | Jan 2, 2024 | Jan 3, 2024 | S | 147 | $60.56 | Sale −$8,902 | 81,186 | Yes | Form 4 |
| Petersen Floyd F. | Jan 2, 2024 | Jan 3, 2024 | S | 353 | $61.70 | Sale −$21,780 | 80,833 | Yes | Form 4 |
| Zhou RongSenior EVP, Production Center | Dec 4, 2023 | Dec 5, 2023 | M | 3,514 | $16.19 | $56,892 | 115,934 | No | Form 4 |
| Zhou RongSenior EVP, Production Center | Dec 4, 2023 | Dec 5, 2023 | S | 3,514 | $59.58 | Sale −$209,364 | 112,420 | No | Form 4 |
| Zhou RongSenior EVP, Production Center | Dec 4, 2023 | Dec 5, 2023 | M · derivative | 3,514 | $16.19 | $56,892 | not reported | No | Form 4 |
| Zhou RongSenior EVP, Production Center | Dec 1, 2023 | Dec 5, 2023 | M | 4,316 | $14.40 | $62,150 | 116,736 | No | Form 4 |
| Zhou RongSenior EVP, Production Center | Dec 1, 2023 | Dec 5, 2023 | S | 4,316 | $58.58 | Sale −$252,831 | 112,420 | No | Form 4 |
| Zhou RongSenior EVP, Production Center | Dec 1, 2023 | Dec 5, 2023 | M · derivative | 4,316 | $14.40 | $62,150 | not reported | No | Form 4 |
| Petersen Floyd F. | Dec 1, 2023 | Dec 4, 2023 | S | 135 | $57.24 | Sale −$7,727 | 81,698 | Yes | Form 4 |
| Petersen Floyd F. | Dec 1, 2023 | Dec 4, 2023 | S | 365 | $58.15 | Sale −$21,225 | 81,333 | Yes | Form 4 |
| Prins Richard K | Nov 17, 2023 | Nov 20, 2023 | S | 4,000 | $55.86 | Sale −$223,440 | 31,895 | No | Form 4 |
| Prins Richard K | Nov 17, 2023 | Nov 20, 2023 | G | 1,000 | $0.00 | $0 | 30,895 | No | Form 4 |
| Peters William JCFO, EVP & Treasurer | Nov 14, 2023 | Nov 16, 2023 | M | 21,250 | $20.23 | $429,888 | 122,610 | Yes | Form 4 |
| Peters William JCFO, EVP & Treasurer | Nov 14, 2023 | Nov 16, 2023 | M | 38,000 | $13.03 | $495,140 | 160,610 | Yes | Form 4 |
| Peters William JCFO, EVP & Treasurer | Nov 14, 2023 | Nov 16, 2023 | S | 14,220 | $54.76 | Sale −$778,687 | 146,390 | Yes | Form 4 |
| Peters William JCFO, EVP & Treasurer | Nov 14, 2023 | Nov 16, 2023 | S | 30,162 | $55.67 | Sale −$1,679,119 | 116,228 | Yes | Form 4 |
| Peters William JCFO, EVP & Treasurer | Nov 14, 2023 | Nov 16, 2023 | S | 14,868 | $56.53 | Sale −$840,488 | 101,360 | Yes | Form 4 |
| Peters William JCFO, EVP & Treasurer | Nov 14, 2023 | Nov 16, 2023 | M · derivative | 21,250 | $20.23 | $429,888 | 15,225 | Yes | Form 4 |
| Peters William JCFO, EVP & Treasurer | Nov 14, 2023 | Nov 16, 2023 | M · derivative | 38,000 | $13.03 | $495,140 | 31,100 | Yes | Form 4 |
| Deflin Gayle | Nov 14, 2023 | Nov 15, 2023 | S | 4,163 | $55.45 | Sale −$230,838 | 2,716 | No | Form 4 |
| Prins Richard K | Nov 13, 2023 | Nov 15, 2023 | S | 5,000 | $52.50 | Sale −$262,500 | 35,895 | No | Form 4 |
| Petersen Floyd F. | Nov 1, 2023 | Nov 2, 2023 | S | 500 | $45.30 | Sale −$22,650 | 81,833 | Yes | Form 4 |
| Petersen Floyd F. | Oct 2, 2023 | Oct 3, 2023 | S | 500 | $45.78 | Sale −$22,890 | 82,333 | Yes | Form 4 |