YARWYarrow Bioscience, Inc. insider trades
No insider bought or sold Yarrow Bioscience, Inc. (YARW) shares on the open market in the last 90 days. The latest Form 4 transaction on record was filed on Oct 30.
- Market cap
- $185.16M
- as of 2026-10-30
- Latest close
- $19.90
- as of 2026-10-30
- Sector
- Healthcare
- as of 2026-10-30
- Industry
- Biotechnology
- as of 2026-10-30
Cluster
No cluster in the last 90 days under the default rule (14d · ≥2 insiders · all roles).
Form 4 historysince 2023-10-04
Showing the latest 100 of 110 transactions. Search the ledger for YARW
| Insider | Traded | Filed | Type | Shares | Price | Value | Owned after | 10b5-1 plan | Filing |
|---|---|---|---|---|---|---|---|---|---|
| Payton LoriChief Development Officer | Oct 29 | Oct 30 | A · derivative | 99,827 | $20.00 | $1,996,540 | 99,827 | No | Form 4 |
| Alford RachaelChief Operating Officer | Oct 29 | Oct 30 | A · derivative | 89,844 | $20.00 | $1,796,880 | 89,844 | No | Form 4 |
| Frey RebeccaChief Executive Officer | Oct 29 | Oct 30 | A · derivative | 465,857 | $20.00 | $9,317,140 | 465,857 | No | Form 4 |
| Ryder StevenChief Medical Officer | Oct 29 | Oct 30 | A · derivative | 113,137 | $20.00 | $2,262,740 | 113,137 | No | Form 4 |
| Zeronda TylerChief Financial Officer | Oct 29 | Oct 30 | A · derivative | 156,115 | $20.00 | $3,122,300 | 156,115 | No | Form 4 |
| Wong Roderick | Jul 29 | Jul 30 | J | 133,290 | $0.00 | $0 | 266,307 | No | Form 4 |
| Wong Roderick | Jul 29 | Jul 30 | J · derivative | 133,290 | $0.00 | $0 | 8,949,719 | No | Form 4 |
| Zeronda Tyler | Jul 27 | Jul 29 | A · derivative | 185,798 | $28.56 | $5,306,391 | 185,798 | No | Form 4 |
| Ashiya Mona | Jul 27 | Jul 29 | A · derivative | 15,435 | $28.56 | $440,824 | 15,435 | No | Form 4 |
| Stuart IainCHIEF SCIENTIFIC OFFICER | Jul 23 | Jul 24 | F | 15,405 | $0.90 | $13,865 | 95,944 | No | Form 4 |
| Domzalski DavidPRESIDENT AND CEO | Jul 23 | Jul 24 | F | 79,391 | $0.90 | $71,452 | 347,174 | No | Form 4 |
| Harsch MutyaCHIEF LEGAL OFFICER AND GC | Jul 23 | Jul 24 | F | 22,516 | $0.90 | $20,264 | 95,918 | No | Form 4 |
| Zeronda TylerCHIEF FINANCIAL OFFICER | Jul 23 | Jul 24 | F | 22,516 | $0.90 | $20,264 | 74,918 | No | Form 4 |
| Stuart IainCHIEF SCIENTIFIC OFFICER | Jun 30 | Jul 2 | F | 2,370 | $0.65 | $1,541 | 111,349 | No | Form 4 |
| Domzalski DavidPRESIDENT AND CEO | Jun 30 | Jul 2 | F | 12,214 | $0.65 | $7,939 | 426,565 | No | Form 4 |
| Harsch MutyaCHIEF LEGAL OFFICER AND GC | Jun 30 | Jul 2 | F | 3,464 | $0.65 | $2,252 | 118,434 | No | Form 4 |
| Zeronda TylerCHIEF FINANCIAL OFFICER | Jun 30 | Jul 2 | F | 3,464 | $0.65 | $2,252 | 97,434 | No | Form 4 |
| Domzalski DavidPRESIDENT AND CEO | May 29 | Jun 2 | A | 30,791 | $0.31 | $9,545 | 438,779 | No | Form 4 |
| Stuart IainCHIEF SCIENTIFIC OFFICER | Mar 31 | Apr 2 | F | 2,876 | $0.60 | $1,726 | 112,363 | No | Form 4 |
| Domzalski DavidPRESIDENT AND CEO | Mar 31 | Apr 2 | F | 14,232 | $0.60 | $8,539 | 401,976 | No | Form 4 |
| Harsch MutyaCHIEF LEGAL OFFICER AND GC | Mar 31 | Apr 2 | F | 4,007 | $0.60 | $2,404 | 121,898 | No | Form 4 |
| Zeronda TylerCHIEF FINANCIAL OFFICER | Mar 31 | Apr 2 | F | 4,007 | $0.60 | $2,404 | 99,788 | No | Form 4 |
| Stuart IainCHIEF SCIENTIFIC OFFICER | Dec 31, 2025 | Jan 5 | F | 2,448 | $0.58 | $1,420 | 115,239 | No | Form 4 |
| Domzalski DavidPRESIDENT AND CEO | Dec 31, 2025 | Jan 5 | F | 12,684 | $0.58 | $7,357 | 416,208 | No | Form 4 |
| Harsch MutyaCHIEF LEGAL OFFICER AND GC | Dec 31, 2025 | Jan 5 | F | 3,579 | $0.58 | $2,076 | 125,905 | No | Form 4 |
| Zeronda TylerCHIEF FINANCIAL OFFICER | Dec 31, 2025 | Jan 5 | F | 7,858 | $0.58 | $4,558 | 103,795 | No | Form 4 |
| Lepore Patrick G | Dec 12, 2025 | Dec 15, 2025 | A · derivative | 20,000 | $0.38 | $7,600 | 20,000 | No | Form 4 |
| Barbari Sharon | Dec 12, 2025 | Dec 15, 2025 | A · derivative | 20,000 | $0.38 | $7,600 | 20,000 | No | Form 4 |
| Basta Steven L | Dec 12, 2025 | Dec 15, 2025 | A · derivative | 20,000 | $0.38 | $7,600 | 20,000 | No | Form 4 |
| Little Elisabeth Sandoval | Dec 12, 2025 | Dec 15, 2025 | A · derivative | 20,000 | $0.38 | $7,600 | 20,000 | No | Form 4 |
| Stuart IainCHIEF SCIENTIFIC OFFICER | Sep 30, 2025 | Oct 2, 2025 | F | 2,453 | $0.34 | $834 | 117,687 | No | Form 4 |
| Domzalski DavidPRESIDENT AND CEO | Sep 30, 2025 | Oct 2, 2025 | F | 12,676 | $0.34 | $4,310 | 428,892 | No | Form 4 |
| Harsch MutyaCHIEF LEGAL OFFICER AND GC | Sep 30, 2025 | Oct 2, 2025 | F | 3,581 | $0.34 | $1,218 | 129,484 | No | Form 4 |
| Zeronda TylerCHIEF FINANCIAL OFFICER | Sep 30, 2025 | Oct 2, 2025 | F | 3,420 | $0.34 | $1,163 | 111,653 | No | Form 4 |
| Domzalski DavidPRESIDENT AND CEO | Jun 30, 2025 | Jul 2, 2025 | F | 12,676 | $1.65 | $20,915 | 441,568 | No | Form 4 |
| Harsch MutyaCHIEF LEGAL OFFICER AND GC | Jun 30, 2025 | Jul 2, 2025 | F | 3,581 | $1.65 | $5,909 | 133,065 | No | Form 4 |
| Stuart IainCHIEF SCIENTIFIC OFFICER | Jun 30, 2025 | Jul 2, 2025 | F | 2,453 | $1.65 | $4,047 | 120,140 | No | Form 4 |
| Zeronda TylerCHIEF FINANCIAL OFFICER | Jun 30, 2025 | Jul 2, 2025 | F | 3,420 | $1.65 | $5,643 | 115,073 | No | Form 4 |
| Domzalski DavidPRESIDENT AND CEO | Jun 2, 2025 | Jun 3, 2025 | A | 8,681 | $0.81 | $7,032 | 454,244 | No | Form 4 |
| Harsch MutyaCHIEF LEGAL OFFICER AND GC | Jun 2, 2025 | Jun 3, 2025 | A | 1,145 | $0.81 | $927 | 136,646 | No | Form 4 |
| Domzalski DavidPRESIDENT AND CEO | Mar 31, 2025 | Apr 2, 2025 | F | 30,498 | $1.58 | $48,187 | 445,563 | No | Form 4 |
| Harsch MutyaCHIEF LEGAL OFFICER AND GC | Mar 31, 2025 | Apr 2, 2025 | F | 8,828 | $1.58 | $13,948 | 135,501 | No | Form 4 |
| Stuart IainCHIEF SCIENTIFIC OFFICER | Mar 31, 2025 | Apr 2, 2025 | F | 6,044 | $1.58 | $9,550 | 122,593 | No | Form 4 |
| Zeronda TylerCHIEF FINANCIAL OFFICER | Mar 31, 2025 | Apr 2, 2025 | F | 8,399 | $1.58 | $13,270 | 118,493 | No | Form 4 |
| Domzalski DavidPRESIDENT AND CEO | Jan 21, 2025 | Jan 23, 2025 | A · derivative | 730,000 | $2.77 | $2,022,100 | 730,000 | No | Form 4 |
| Harsch MutyaCHIEF LEGAL OFFICER AND GC | Jan 21, 2025 | Jan 23, 2025 | A · derivative | 230,000 | $2.77 | $637,100 | 230,000 | No | Form 4 |
| Stuart IainCHIEF SCIENTIFIC OFFICER | Jan 21, 2025 | Jan 23, 2025 | A · derivative | 230,000 | $2.77 | $637,100 | 230,000 | No | Form 4 |
| Zeronda TylerCHIEF FINANCIAL OFFICER | Jan 21, 2025 | Jan 23, 2025 | A · derivative | 230,000 | $2.77 | $637,100 | 230,000 | No | Form 4 |
| Lepore Patrick G | Jan 15, 2025 | Jan 16, 2025 | P | 15,000 | $2.92 | Purchase +$43,800 | 51,472 | No | Form 4 |
| Domzalski DavidPRESIDENT AND CEO | Dec 31, 2024 | Jan 2, 2025 | F | 24,536 | $3.35 | $82,196 | 476,061 | No | Form 4 |
| Harsch MutyaCHIEF LEGAL OFFICER AND GC | Dec 31, 2024 | Jan 2, 2025 | F | 4,697 | $3.35 | $15,735 | 144,329 | No | Form 4 |
| Stuart IainCHIEF SCIENTIFIC OFFICER | Dec 31, 2024 | Jan 2, 2025 | F | 4,857 | $3.35 | $16,271 | 128,637 | No | Form 4 |
| Zeronda TylerCHIEF FINANCIAL OFFICER | Dec 31, 2024 | Jan 2, 2025 | F | 4,675 | $3.35 | $15,661 | 126,892 | No | Form 4 |
| Bruno Anthony D | Dec 12, 2024 | Dec 13, 2024 | A · derivative | 20,000 | $2.40 | $48,000 | 20,000 | No | Form 4 |
| Sandoval Elisabeth | Dec 12, 2024 | Dec 13, 2024 | A · derivative | 20,000 | $2.40 | $48,000 | 20,000 | No | Form 4 |
| Basta Steven L | Dec 12, 2024 | Dec 13, 2024 | A · derivative | 20,000 | $2.40 | $48,000 | 20,000 | No | Form 4 |
| Barbari Sharon | Dec 12, 2024 | Dec 13, 2024 | A · derivative | 20,000 | $2.40 | $48,000 | 20,000 | No | Form 4 |
| Lepore Patrick G | Dec 12, 2024 | Dec 13, 2024 | A · derivative | 20,000 | $2.40 | $48,000 | 20,000 | No | Form 4 |
| Borowski Christine | Dec 12, 2024 | Dec 13, 2024 | A · derivative | 20,000 | $2.40 | $48,000 | 20,000 | No | Form 4 |
| Domzalski DavidPRESIDENT AND CEO | Nov 30, 2024 | Dec 3, 2024 | A | 3,901 | $2.10 | $8,192 | 500,597 | No | Form 4 |
| Domzalski DavidPRESIDENT AND CEO | Sep 30, 2024 | Oct 2, 2024 | F | 685 | $1.88 | $1,288 | 496,696 | No | Form 4 |
| Harsch MutyaCHIEF LEGAL OFFICER AND GC | Sep 30, 2024 | Oct 2, 2024 | F | 105 | $1.88 | $197 | 149,026 | No | Form 4 |
| Stuart IainCHIEF SCIENTIFIC OFFICER | Sep 30, 2024 | Oct 2, 2024 | F | 109 | $1.88 | $205 | 133,494 | No | Form 4 |
| Zeronda TylerCHIEF FINANCIAL OFFICER | Sep 30, 2024 | Oct 2, 2024 | F | 84 | $1.88 | $158 | 131,567 | No | Form 4 |
| Domzalski DavidPRESIDENT AND CEO | Jul 1, 2024 | Jul 3, 2024 | F | 935 | $1.92 | $1,795 | 497,654 | No | Form 4 |
| Harsch MutyaCHIEF LEGAL OFFICER AND GC | Jul 1, 2024 | Jul 3, 2024 | F | 143 | $1.92 | $275 | 149,131 | No | Form 4 |
| Stuart IainCHIEF SCIENTIFIC OFFICER | Jul 1, 2024 | Jul 3, 2024 | F | 138 | $1.92 | $265 | 133,603 | No | Form 4 |
| Zeronda TylerCHIEF FINANCIAL OFFICER | Jul 1, 2024 | Jul 3, 2024 | F | 92 | $1.92 | $177 | 131,651 | No | Form 4 |
| Domzalski DavidPRESIDENT AND CEO | May 31, 2024 | Jun 4, 2024 | A | 4,429 | $2.16 | $9,567 | 498,589 | No | Form 4 |
| Domzalski DavidPRESIDENT AND CEO | Apr 1, 2024 | Apr 3, 2024 | F | 1,004 | $3.08 | $3,092 | 494,160 | No | Form 4 |
| Harsch MutyaCHIEF LEGAL OFFICER AND GC | Apr 1, 2024 | Apr 3, 2024 | F | 161 | $3.08 | $496 | 149,274 | No | Form 4 |
| Stuart IainCHIEF SCIENTIFIC OFFICER | Apr 1, 2024 | Apr 3, 2024 | F | 157 | $3.08 | $484 | 133,741 | No | Form 4 |
| Zeronda TylerCHIEF FINANCIAL OFFICER | Apr 1, 2024 | Apr 3, 2024 | F | 94 | $3.08 | $290 | 131,743 | No | Form 4 |
| Domzalski DavidPresident and CEO | Jan 2, 2024 | Jan 3, 2024 | F | 1,004 | $2.28 | $2,289 | 495,164 | No | Form 4 |
| Harsch MutyaChief Legal Officer and GC | Jan 2, 2024 | Jan 3, 2024 | F | 161 | $2.28 | $367 | 149,435 | No | Form 4 |
| Stuart IainChief Scientific Officer | Jan 2, 2024 | Jan 3, 2024 | F | 157 | $2.28 | $358 | 133,898 | No | Form 4 |
| Zeronda TylerChief Financial Officer | Jan 2, 2024 | Jan 3, 2024 | F | 93 | $2.28 | $212 | 131,837 | No | Form 4 |
| Borowski Christine | Jan 1, 2024 | Jan 3, 2024 | A · derivative | 40,000 | $2.33 | $93,200 | 40,000 | No | Form 4 |
| Barbari Sharon | Jan 1, 2024 | Jan 3, 2024 | A · derivative | 20,000 | $2.33 | $46,600 | 20,000 | No | Form 4 |
| Basta Steven L | Jan 1, 2024 | Jan 3, 2024 | A · derivative | 20,000 | $2.33 | $46,600 | 20,000 | No | Form 4 |
| Bruno Anthony D | Jan 1, 2024 | Jan 3, 2024 | A · derivative | 20,000 | $2.33 | $46,600 | 20,000 | No | Form 4 |
| Lepore Patrick G | Jan 1, 2024 | Jan 3, 2024 | A · derivative | 20,000 | $2.33 | $46,600 | 20,000 | No | Form 4 |
| Sandoval Elisabeth | Jan 1, 2024 | Jan 3, 2024 | A · derivative | 20,000 | $2.33 | $46,600 | 20,000 | No | Form 4 |
| Domzalski DavidPresident and CEO | Jan 1, 2024 | Jan 3, 2024 | A | 225,000 | $0.00 | $0 | 496,168 | No | Form 4 |
| Domzalski DavidPresident and CEO | Jan 1, 2024 | Jan 3, 2024 | A · derivative | 225,000 | $2.33 | $524,250 | 225,000 | No | Form 4 |
| Harsch MutyaChief Legal Officer and GC | Jan 1, 2024 | Jan 3, 2024 | A | 62,500 | $0.00 | $0 | 149,596 | No | Form 4 |
| Harsch MutyaChief Legal Officer and GC | Jan 1, 2024 | Jan 3, 2024 | A · derivative | 62,500 | $2.33 | $145,625 | 62,500 | No | Form 4 |
| Stuart IainChief Scientific Officer | Jan 1, 2024 | Jan 3, 2024 | A | 62,500 | $0.00 | $0 | 134,055 | No | Form 4 |
| Stuart IainChief Scientific Officer | Jan 1, 2024 | Jan 3, 2024 | A · derivative | 62,500 | $2.33 | $145,625 | 62,500 | No | Form 4 |
| Zeronda TylerChief Financial Officer | Jan 1, 2024 | Jan 3, 2024 | A | 62,500 | $0.00 | $0 | 131,930 | No | Form 4 |
| Zeronda TylerChief Financial Officer | Jan 1, 2024 | Jan 3, 2024 | A · derivative | 62,500 | $2.33 | $145,625 | 62,500 | No | Form 4 |
| Barbari Sharon | Dec 13, 2023 | Dec 15, 2023 | A · derivative | 20,000 | $2.70 | $54,000 | 20,000 | No | Form 4 |
| Basta Steven L | Dec 13, 2023 | Dec 15, 2023 | A · derivative | 20,000 | $2.70 | $54,000 | 20,000 | No | Form 4 |
| Bruno Anthony D | Dec 13, 2023 | Dec 15, 2023 | A · derivative | 20,000 | $2.70 | $54,000 | 20,000 | No | Form 4 |
| Lepore Patrick G | Dec 13, 2023 | Dec 15, 2023 | A · derivative | 20,000 | $2.70 | $54,000 | 20,000 | No | Form 4 |
| Sandoval Elisabeth | Dec 13, 2023 | Dec 15, 2023 | A · derivative | 20,000 | $2.70 | $54,000 | 20,000 | No | Form 4 |
| Domzalski DavidPresident and CEO | Dec 13, 2023 | Dec 15, 2023 | A | 225,000 | $0.00 | $0 | 271,168 | No | Form 4 |
| Domzalski DavidPresident and CEO | Dec 13, 2023 | Dec 15, 2023 | A · derivative | 225,000 | $2.70 | $607,500 | 225,000 | No | Form 4 |
| Harsch MutyaChief Legal Officer and GC | Dec 13, 2023 | Dec 15, 2023 | A | 62,500 | $0.00 | $0 | 87,096 | No | Form 4 |
| Harsch MutyaChief Legal Officer and GC | Dec 13, 2023 | Dec 15, 2023 | A · derivative | 62,500 | $2.70 | $168,750 | 62,500 | No | Form 4 |