AQMSAqua Metals, Inc.
- Market cap
- $5.24M
- as of 2026-10-23
- Latest close
- $1.47
- as of 2026-10-23
- Sector
- Industrials
- as of 2026-10-24
- Industry
- Waste Management
- 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 2023-11-20
| Insider | Traded | Filed | Type | Shares | Price | Value | Owned after | 10b5-1 plan | Filing |
|---|---|---|---|---|---|---|---|---|---|
| Cotton StephenChief Executive Officer | Oct 13 | Oct 15 | A | 35,310 | $0.00 | $0 | 354,094 | No | Form 4 |
| Cotton StephenChief Executive Officer | Oct 13 | Oct 15 | F | 2,352 | $1.92 | $4,516 | 351,742 | No | Form 4 |
| Taecker Benjamin S.Chief Eng and Opr Officer | Oct 13 | Oct 15 | A | 10,429 | $0.00 | $0 | 97,703 | No | Form 4 |
| Taecker Benjamin S.Chief Eng and Opr Officer | Oct 13 | Oct 15 | F | 716 | $1.92 | $1,375 | 96,987 | No | Form 4 |
| West EricChief Financial Officer | Oct 13 | Oct 15 | A | 12,583 | $0.00 | $0 | 113,059 | No | Form 4 |
| West EricChief Financial Officer | Oct 13 | Oct 15 | F | 863 | $1.92 | $1,657 | 112,196 | No | Form 4 |
| Taecker Benjamin S.Chief Eng and Opr Officer | Aug 24 | Aug 26 | A | 30,958 | $0.00 | $0 | 87,274 | No | Form 4 |
| West EricChief Financial Officer | Aug 24 | Aug 26 | A | 37,352 | $0.00 | $0 | 100,476 | No | Form 4 |
| Cotton StephenChief Executive Officer | Aug 24 | Aug 26 | A | 104,818 | $0.00 | $0 | 318,784 | No | Form 4 |
| Gangloff Eric John | Aug 24 | Aug 26 | A | 10,427 | $0.00 | $0 | 22,347 | No | Form 4 |
| Divito Vincent L | Aug 24 | Aug 26 | A | 15,641 | $0.00 | $0 | 26,402 | No | Form 4 |
| Henderson Steven K | Aug 24 | Aug 26 | A | 10,427 | $0.00 | $0 | 16,840 | No | Form 4 |
| Cotton StephenChief Executive Officer | Aug 19 | Aug 21 | F | 3,305 | $2.67 | $8,824 | 213,966 | No | Form 4 |
| West EricChief Financial Officer | Aug 19 | Aug 21 | F | 1,213 | $2.67 | $3,239 | 63,124 | No | Form 4 |
| Taecker Benjamin S.Chief Eng and Opr Officer | Aug 19 | Aug 21 | F | 1,005 | $2.67 | $2,683 | 56,316 | No | Form 4 |
| Cotton StephenChief Executive Officer | Jul 1 | Jul 7 | F | 2,402 | $2.97 | $7,134 | 217,271 | No | Form 4 |
| Taecker Benjamin S.Chief Eng and Opr Officer | Jul 1 | Jul 7 | F | 744 | $2.97 | $2,210 | 57,321 | No | Form 4 |
| West EricChief Financial Officer | May 19 | May 20 | F | 721 | $3.91 | $2,819 | 64,337 | No | Form 4 |
| Cotton StephenChief Executive Officer | Apr 13 | Apr 15 | F | 2,352 | $3.92 | $9,220 | 219,673 | No | Form 4 |
| Taecker Benjamin S.Chief Eng and Opr Officer | Apr 13 | Apr 15 | F | 715 | $3.92 | $2,803 | 58,065 | No | Form 4 |
| West EricChief Financial Officer | Apr 13 | Apr 15 | F | 863 | $3.92 | $3,383 | 65,058 | No | Form 4 |
| West EricChief Financial Officer | Feb 24 | Feb 26 | F | 1,214 | $4.76 | $5,779 | 65,921 | No | Form 4 |
| Taecker Benjamin S.Chief Eng and Opr Officer | Feb 24 | Feb 26 | F | 1,006 | $4.76 | $4,789 | 58,780 | No | Form 4 |
| Cotton StephenChief Executive Officer | Feb 24 | Feb 26 | F | 3,307 | $4.76 | $15,741 | 222,025 | No | Form 4 |
| Taecker Benjamin S.Chief Eng and Opr Officer | Feb 13 | Feb 17 | A | 23,306 | $4.72 | $110,004 | 59,786 | No | Form 4 |
| Cotton StephenChief Executive Officer | Feb 13 | Feb 17 | A | 79,873 | $4.72 | $377,001 | 225,332 | No | Form 4 |
| West EricChief Financial Officer | Feb 13 | Feb 17 | A | 28,390 | $4.72 | $134,001 | 67,135 | No | Form 4 |
| Cotton StephenChief Executive Officer | Jan 7 | Jan 9 | D | 2,100 | $0.00 | $0 | 145,459 | No | Form 4 |
| Cotton StephenChief Executive Officer | Jan 7 | Jan 9 | D · derivative | 1,510 | $0.00 | $0 | not reported | No | Form 4 |
| Cotton StephenChief Executive Officer | Jan 7 | Jan 9 | D · derivative | 1,510 | $0.00 | $0 | not reported | No | Form 4 |
| Cotton StephenChief Executive Officer | Jan 7 | Jan 9 | D · derivative | 1,510 | $0.00 | $0 | not reported | No | Form 4 |
| Cotton StephenChief Executive Officer | Jan 7 | Jan 9 | D · derivative | 4,530 | $0.00 | $0 | not reported | No | Form 4 |
| Taecker Benjamin S.Chief Eng and Opr Officer | Jan 7 | Jan 9 | D | 13 | $0.00 | $0 | 36,480 | No | Form 4 |
| Taecker Benjamin S.Chief Eng and Opr Officer | Jan 7 | Jan 9 | D · derivative | 443 | $0.00 | $0 | not reported | No | Form 4 |
| Taecker Benjamin S.Chief Eng and Opr Officer | Jan 7 | Jan 9 | D · derivative | 443 | $0.00 | $0 | not reported | No | Form 4 |
| Taecker Benjamin S.Chief Eng and Opr Officer | Jan 7 | Jan 9 | D · derivative | 443 | $0.00 | $0 | not reported | No | Form 4 |
| Taecker Benjamin S.Chief Eng and Opr Officer | Jan 7 | Jan 9 | D · derivative | 1,329 | $0.00 | $0 | not reported | No | Form 4 |
| Taecker Benjamin S.Chief Eng and Opr Officer | Jan 2 | Jan 6 | F | 979 | $4.80 | $4,699 | 36,493 | No | Form 4 |
| Cotton StephenChief Executive Officer | Jan 2 | Jan 6 | F | 3,208 | $4.80 | $15,398 | 147,559 | No | Form 4 |
| Cotton StephenChief Executive Officer | Dec 18, 2025 | Dec 22, 2025 | A | 14,749 | $0.00 | $0 | 157,014 | No | Form 4 |
| Cotton StephenChief Executive Officer | Dec 18, 2025 | Dec 22, 2025 | F | 6,247 | $5.46 | $34,109 | 150,767 | No | Form 4 |
| West EricChief Financial Officer | Nov 20, 2025 | Nov 24, 2025 | F | 720 | $9.80 | $7,056 | 38,745 | No | Form 4 |
| West EricChief Financial Officer | Oct 13, 2025 | Oct 15, 2025 | A | 12,224 | $9.58 | $117,106 | 39,465 | No | Form 4 |
| Cotton StephenChief Executive Officer | Oct 13, 2025 | Oct 15, 2025 | A | 33,320 | $9.58 | $319,206 | 142,265 | No | Form 4 |
| Taecker Benjamin S.Chief Eng and Opr Officer | Oct 13, 2025 | Oct 15, 2025 | A | 10,132 | $9.58 | $97,065 | 37,472 | No | Form 4 |
| Cotton StephenChief Executive Officer | Sep 19, 2025 | Sep 23, 2025 | A | 11,250 | $0.00 | $0 | 115,369 | No | Form 4 |
| Cotton StephenChief Executive Officer | Sep 19, 2025 | Sep 23, 2025 | F | 4,765 | $4.12 | $19,632 | 110,604 | No | Form 4 |
| Cotton StephenChief Executive Officer | Aug 20, 2025 | Aug 21, 2025 | F | 1,920 | $3.68 | $7,066 | 104,119 | No | Form 4 |
| Taecker Benjamin S.Chief Eng and Opr Officer | Aug 20, 2025 | Aug 21, 2025 | F | 564 | $3.68 | $2,076 | 28,315 | No | Form 4 |
| Cotton StephenChief Executive Officer | Aug 19, 2025 | Aug 21, 2025 | A | 46,824 | $3.95 | $184,955 | 106,039 | No | Form 4 |
| Taecker Benjamin S.Chief Eng and Opr Officer | Aug 19, 2025 | Aug 21, 2025 | A | 14,238 | $3.95 | $56,240 | 28,879 | No | Form 4 |
| West EricChief Financial Officer | Aug 19, 2025 | Aug 21, 2025 | A | 17,179 | $3.95 | $67,857 | 27,241 | No | Form 4 |
| Taecker Benjamin S.Chief Eng and Opr Officer | Jul 1, 2025 | Jul 3, 2025 | F | 3,043 | $0.49 | $1,491 | 146,426 | No | Form 4 |
| Cotton StephenChief Executive Officer | Jul 1, 2025 | Jul 3, 2025 | F | 9,301 | $0.49 | $4,557 | 592,154 | No | Form 4 |
| Henderson Steven K | May 6, 2025 | May 8, 2025 | A | 54,347 | $0.00 | $0 | 64,136 | No | Form 4 |
| Divito Vincent L | May 6, 2025 | May 8, 2025 | A | 65,217 | $0.00 | $0 | 107,619 | No | Form 4 |
| Zhang Peifang | May 6, 2025 | May 8, 2025 | A | 43,478 | $0.00 | $0 | 86,085 | No | Form 4 |
| Gangloff Eric John | May 6, 2025 | May 8, 2025 | A | 54,347 | $0.00 | $0 | 119,208 | No | Form 4 |
| Henderson Steven K | Apr 2, 2025 | Apr 4, 2025 | A | 9,789 | $1.86 | $18,208 | 9,789 | No | Form 4 |
| Gangloff Eric John | Apr 2, 2025 | Apr 4, 2025 | A | 7,661 | $1.86 | $14,249 | 64,861 | No | Form 4 |
| Divito Vincent L | Apr 2, 2025 | Apr 4, 2025 | A | 12,096 | $1.86 | $22,499 | 42,402 | No | Form 4 |
| Zhang Peifang | Apr 2, 2025 | Apr 4, 2025 | A | 16,129 | $1.86 | $30,000 | 42,606 | No | Form 4 |
| Cotton StephenChief Executive Officer | Feb 20, 2025 | Feb 24, 2025 | A | 37,103 | $0.00 | $0 | 601,455 | No | Form 4 |
| Merrill JuddChief Financial Officer | Feb 20, 2025 | Feb 24, 2025 | A | 27,208 | $0.00 | $0 | 244,119 | No | Form 4 |
| Taecker Benjamin S.Chief Eng and Opr Officer | Feb 20, 2025 | Feb 24, 2025 | A | 21,802 | $0.00 | $0 | 149,469 | No | Form 4 |
| Taecker Benjamin S.Chief Eng and Opr Officer | Jan 1, 2025 | Jan 3, 2025 | F | 4,222 | $2.52 | $10,639 | 127,667 | No | Form 4 |
| Cotton StephenChief Executive Officer | Jan 1, 2025 | Jan 3, 2025 | F | 13,337 | $2.52 | $33,609 | 564,352 | No | Form 4 |
| Merrill JuddChief Financial Officer | Jan 1, 2025 | Jan 3, 2025 | F | 6,112 | $2.52 | $15,402 | 216,911 | No | Form 4 |
| Cotton StephenChief Executive Officer | Dec 19, 2024 | Dec 23, 2024 | A | 271,927 | $0.00 | $0 | 577,689 | No | Form 4 |
| Cotton StephenChief Executive Officer | Dec 19, 2024 | Dec 23, 2024 | A · derivative | 15,107 | $0.00 | $0 | 15,107 | No | Form 4 |
| Cotton StephenChief Executive Officer | Dec 19, 2024 | Dec 23, 2024 | A · derivative | 15,107 | $0.00 | $0 | 15,107 | No | Form 4 |
| Cotton StephenChief Executive Officer | Dec 19, 2024 | Dec 23, 2024 | A · derivative | 15,107 | $0.00 | $0 | 15,107 | No | Form 4 |
| Cotton StephenChief Executive Officer | Dec 19, 2024 | Dec 23, 2024 | A · derivative | 45,321 | $0.00 | $0 | 45,321 | No | Form 4 |
| Taecker Benjamin S.Chief Eng and Opr Officer | Dec 19, 2024 | Dec 23, 2024 | A | 79,893 | $0.00 | $0 | 111,726 | No | Form 4 |
| Taecker Benjamin S.Chief Eng and Opr Officer | Dec 19, 2024 | Dec 23, 2024 | A · derivative | 4,438 | $0.00 | $0 | 4,438 | No | Form 4 |
| Taecker Benjamin S.Chief Eng and Opr Officer | Dec 19, 2024 | Dec 23, 2024 | A · derivative | 4,439 | $0.00 | $0 | 4,439 | No | Form 4 |
| Taecker Benjamin S.Chief Eng and Opr Officer | Dec 19, 2024 | Dec 23, 2024 | A · derivative | 4,439 | $0.00 | $0 | 4,439 | No | Form 4 |
| Taecker Benjamin S.Chief Eng and Opr Officer | Dec 19, 2024 | Dec 23, 2024 | A · derivative | 13,315 | $0.00 | $0 | 13,315 | No | Form 4 |
| Merrill JuddChief Financial Officer | Dec 19, 2024 | Dec 23, 2024 | A | 124,633 | $0.00 | $0 | 223,023 | No | Form 4 |
| Merrill JuddChief Financial Officer | Dec 19, 2024 | Dec 23, 2024 | A · derivative | 6,924 | $0.00 | $0 | 6,924 | No | Form 4 |
| Merrill JuddChief Financial Officer | Dec 19, 2024 | Dec 23, 2024 | A · derivative | 6,924 | $0.00 | $0 | 6,924 | No | Form 4 |
| Merrill JuddChief Financial Officer | Dec 19, 2024 | Dec 23, 2024 | A · derivative | 6,924 | $0.00 | $0 | 6,924 | No | Form 4 |
| Merrill JuddChief Financial Officer | Dec 19, 2024 | Dec 23, 2024 | A · derivative | 20,772 | $0.00 | $0 | 20,772 | No | Form 4 |
| Zhang Peifang | Dec 19, 2024 | Dec 20, 2024 | P · derivative | 37,500 | $1.92 | Purchase +$72,000 | 37,500 | No | Form 4 |
| Divito Vincent L | Dec 19, 2024 | Dec 20, 2024 | P · derivative | 37,500 | $1.92 | Purchase +$72,000 | 37,500 | No | Form 4 |
| Taecker Benjamin S.Chief Eng and Opr Officer | Dec 19, 2024 | Dec 20, 2024 | P · derivative | 50,000 | $1.92 | Purchase +$96,000 | 50,000 | No | Form 4 |
| Merrill JuddChief Financial Officer | Dec 19, 2024 | Dec 20, 2024 | P · derivative | 125,000 | $1.92 | Purchase +$240,000 | 125,000 | No | Form 4 |
| Cotton StephenChief Executive Officer | Dec 19, 2024 | Dec 20, 2024 | P · derivative | 175,000 | $1.92 | Purchase +$336,000 | 175,000 | No | Form 4 |
| Zhang Peifang | Oct 1, 2024 | Oct 3, 2024 | A | 85,201 | $0.00 | $0 | 449,071 | No | Form 4 |
| Zhang Peifang | Sep 5, 2024 | Sep 9, 2024 | A | 107,296 | $0.00 | $0 | 444,342 | No | Form 4 |
| Divito Vincent L | Sep 5, 2024 | Sep 9, 2024 | A | 160,944 | $0.00 | $0 | 606,138 | No | Form 4 |
| Smith Edward J | Jul 1, 2024 | Jul 3, 2024 | A | 23,496 | $0.00 | $0 | 357,546 | No | Form 4 |
| Zhang Peifang | Jul 1, 2024 | Jul 3, 2024 | A | 23,496 | $0.00 | $0 | 337,046 | No | Form 4 |
| Divito Vincent L | Jul 1, 2024 | Jul 3, 2024 | A | 23,496 | $0.00 | $0 | 445,194 | No | Form 4 |
| McMurtry DavidChief Business Officer | Jul 1, 2024 | Jul 3, 2024 | F | 57,596 | $0.32 | $18,431 | 686,277 | No | Form 4 |
| Taecker Benjamin S.Chief Eng and Opr Officer | Jul 1, 2024 | Jul 3, 2024 | F | 75,000 | $0.32 | $24,000 | 1,039,929 | No | Form 4 |
| Merrill JuddChief Financial Officer | Jul 1, 2024 | Jul 3, 2024 | F | 108,612 | $0.32 | $34,756 | 1,967,804 | No | Form 4 |
| Cotton StephenChief Executive Officer | Jul 1, 2024 | Jul 3, 2024 | F | 236,986 | $0.32 | $75,836 | 6,115,247 | No | Form 4 |
| Cotton StephenChief Executive Officer | May 14, 2024 | May 16, 2024 | P | 250,000 | $0.39 | Purchase +$97,500 | 6,352,233 | No | Form 4 |
| Cotton StephenChief Executive Officer | May 14, 2024 | May 16, 2024 | P · derivative | 250,000 | $0.01 | Purchase +$2,500 | 250,000 | No | Form 4 |
| Merrill JuddChief Financial Officer | May 14, 2024 | May 16, 2024 | P | 37,500 | $0.39 | Purchase +$14,625 | 2,076,416 | No | Form 4 |
| Merrill JuddChief Financial Officer | May 14, 2024 | May 16, 2024 | P · derivative | 37,500 | $0.01 | Purchase +$375 | 37,500 | No | Form 4 |
| Taecker Benjamin S.Chief Eng and Opr Officer | May 14, 2024 | May 16, 2024 | P | 25,000 | $0.39 | Purchase +$9,750 | 1,114,929 | No | Form 4 |
| Taecker Benjamin S.Chief Eng and Opr Officer | May 14, 2024 | May 16, 2024 | P · derivative | 25,000 | $0.01 | Purchase +$250 | 25,000 | No | Form 4 |
| McMurtry DavidChief Business Officer | May 14, 2024 | May 16, 2024 | P | 25,000 | $0.39 | Purchase +$9,750 | 743,873 | No | Form 4 |
| McMurtry DavidChief Business Officer | May 14, 2024 | May 16, 2024 | P · derivative | 25,000 | $0.01 | Purchase +$250 | 25,000 | No | Form 4 |
| Divito Vincent L | May 14, 2024 | May 16, 2024 | P | 62,500 | $0.39 | Purchase +$24,375 | 421,698 | No | Form 4 |
| Divito Vincent L | May 14, 2024 | May 16, 2024 | P · derivative | 62,500 | $0.01 | Purchase +$625 | 62,500 | No | Form 4 |
| Zhang Peifang | May 14, 2024 | May 16, 2024 | P | 62,500 | $0.39 | Purchase +$24,375 | 313,550 | No | Form 4 |
| Zhang Peifang | May 14, 2024 | May 16, 2024 | P · derivative | 62,500 | $0.01 | Purchase +$625 | 62,500 | No | Form 4 |
| Smith Edward J | May 14, 2024 | May 16, 2024 | P | 25,000 | $0.39 | Purchase +$9,750 | 334,050 | No | Form 4 |
| Smith Edward J | May 14, 2024 | May 16, 2024 | P · derivative | 25,000 | $0.01 | Purchase +$250 | 25,000 | No | Form 4 |
| Yi Sung | May 14, 2024 | May 16, 2024 | P | 75,000 | $0.39 | Purchase +$29,250 | 105,500 | No | Form 4 |
| Yi Sung | May 14, 2024 | May 16, 2024 | P · derivative | 75,000 | $0.01 | Purchase +$750 | 75,000 | No | Form 4 |
| McMurtry DavidChief Business Officer | Jan 2, 2024 | Jan 3, 2024 | F | 18,888 | $0.79 | $14,922 | 818,873 | No | Form 4 |
| Taecker Benjamin S.Chief Eng and Opr Officer | Jan 2, 2024 | Jan 3, 2024 | F | 54,383 | $0.79 | $42,963 | 1,289,929 | No | Form 4 |
| Merrill JuddChief Financial Officer | Jan 2, 2024 | Jan 3, 2024 | F | 98,215 | $0.79 | $77,590 | 2,138,916 | No | Form 4 |
| Cotton StephenChief Executive Officer | Jan 2, 2024 | Jan 3, 2024 | F | 220,103 | $0.79 | $173,881 | 6,202,233 | No | Form 4 |
| Taecker Benjamin S.Chief Eng and Opr Officer | Dec 29, 2023 | Jan 3, 2024 | A | 130,000 | $0.00 | $0 | 1,344,312 | No | Form 4 |
| Divito Vincent L | Dec 12, 2023 | Dec 14, 2023 | A | 19,608 | $0.00 | $0 | 359,198 | No | Form 4 |
| Cotton StephenChief Executive Officer | Dec 12, 2023 | Dec 14, 2023 | A | 1,365,000 | $0.00 | $0 | 5,902,606 | No | Form 4 |
| Cotton StephenChief Executive Officer | Dec 12, 2023 | Dec 14, 2023 | A | 100,000 | $0.00 | $0 | 6,002,606 | No | Form 4 |
| Cotton StephenChief Executive Officer | Dec 12, 2023 | Dec 14, 2023 | A | 420,000 | $0.00 | $0 | 6,422,606 | No | Form 4 |
| Merrill JuddChief Financial Officer | Dec 12, 2023 | Dec 14, 2023 | A | 625,624 | $0.00 | $0 | 2,087,131 | No | Form 4 |
| Merrill JuddChief Financial Officer | Dec 12, 2023 | Dec 14, 2023 | A | 100,000 | $0.00 | $0 | 2,187,131 | No | Form 4 |
| Merrill JuddChief Financial Officer | Dec 12, 2023 | Dec 14, 2023 | A | 50,000 | $0.00 | $0 | 2,237,131 | No | Form 4 |
| Taecker Benjamin S.Chief Eng and Opr Officer | Dec 12, 2023 | Dec 14, 2023 | A | 379,167 | $0.00 | $0 | 1,011,881 | No | Form 4 |
| Taecker Benjamin S.Chief Eng and Opr Officer | Dec 12, 2023 | Dec 14, 2023 | A | 200,000 | $0.00 | $0 | 1,211,881 | No | Form 4 |
| Taecker Benjamin S.Chief Eng and Opr Officer | Dec 12, 2023 | Dec 14, 2023 | A | 2,431 | $0.00 | $0 | 1,214,312 | No | Form 4 |
| McMurtry DavidChief Business Officer | Dec 12, 2023 | Dec 14, 2023 | A | 451,910 | $0.00 | $0 | 737,761 | No | Form 4 |
| McMurtry DavidChief Business Officer | Dec 12, 2023 | Dec 14, 2023 | A | 100,000 | $0.00 | $0 | 837,761 | No | Form 4 |
| Divito Vincent L | Nov 17, 2023 | Nov 20, 2023 | P | 5,000 | $0.89 | Purchase +$4,450 | 339,590 | No | Form 4 |