As of April 28, 2026, Aqua Metals's top three insider holders are Stephen Cotton (Chief Executive Officer, 5.06Mn shares), Stephen Cotton (Chief Executive Officer, 5.06Mn shares), David Mcmurtry (Chief Business Officer, 686.28K shares).
| Holder | Position | Shares (Direct) | Shares (Indirect) | Report Date |
|---|---|---|---|---|
| Stephen Cotton | Chief Executive Officer | 5,057,806 | 0 | 14 Dec, 2022 |
| Stephen Cotton | Chief Executive Officer | 5,057,806 | 0 | 14 Dec, 2022 |
| David Mcmurtry | Chief Business Officer | 686,277 | 0 | 03 Jul, 2024 |
| David Mcmurtry | Chief Business Officer | 686,277 | 0 | 03 Jul, 2024 |
| Judd Merrill | Chief Financial Officer | 482,249 | 0 | 06 Jul, 2021 |
| Judd Merrill | Chief Financial Officer | 482,249 | 0 | 06 Jul, 2021 |
| David Kanen | - | 0 | 468,325 | 30 Dec, 2022 |
| Benjamin S. Taecker | Chief Eng And Opr Officer | 365,091 | 0 | 08 Jul, 2022 |
| Edward J Smith | - | 357,546 | 0 | 03 Jul, 2024 |
| Vincent L Divito | - | 247,408 | 0 | 04 May, 2022 |
| Judd Merrill | Chief Financial Officer | 244,119 | 0 | 24 Feb, 2025 |
| Judd Merrill | Chief Financial Officer | 244,119 | 0 | 24 Feb, 2025 |
| Stephen Cotton | Chief Executive Officer | 222,025 | 0 | 26 Feb, 2026 |
| Stephen Cotton | Chief Executive Officer | 219,673 | 0 | 15 Apr, 2026 |
| David Kanen | - | 158,297 | 0 | 06 Jul, 2023 |
| Eric John Gangloff | - | 119,208 | 0 | 08 May, 2025 |
| Eric John Gangloff | - | 119,208 | 0 | 08 May, 2025 |
| Vincent L Divito | - | 107,619 | 0 | 08 May, 2025 |
| Sung Yi | - | 0 | 105,500 | 16 May, 2024 |
| Sung Yi | - | 0 | 105,500 | 16 May, 2024 |
| Peifang Zhang | - | 86,085 | 0 | 08 May, 2025 |
| Peifang Zhang | - | 86,085 | 0 | 08 May, 2025 |
| Peifang Zhang | - | 73,095 | 0 | 04 May, 2022 |
| Edward J Smith | - | 73,095 | 0 | 04 May, 2022 |
| Peifang Zhang | - | 73,095 | 0 | 04 May, 2022 |
| Eric West | Chief Financial Officer | 65,921 | 0 | 26 Feb, 2026 |
| Eric West | Chief Financial Officer | 65,058 | 0 | 15 Apr, 2026 |
| Benjamin S. Taecker | Chief Eng And Opr Officer | 58,065 | 0 | 15 Apr, 2026 |
| David Kanen | - | 28,223 | 0 | 05 Oct, 2022 |
* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.
| Transaction Date | Insider Name | Security Class | Transaction Type | Shares Traded | Price | Shares Remaining | Ownership | Code |
|---|---|---|---|---|---|---|---|---|
| 13 Apr, 2026 | Eric West | Common Stock | D | 863 | $3.92 | 65,058 | D | F |
| 13 Apr, 2026 | Benjamin S. Taecker | Common Stock | D | 715 | $3.92 | 58,065 | D | F |
| 13 Apr, 2026 | Stephen Cotton | Common Stock | D | 2,352 | $3.92 | 219,673 | D | F |
| 24 Feb, 2026 | Eric West | Common Stock | D | 1,214 | $4.76 | 65,921 | D | F |
| 24 Feb, 2026 | Benjamin S. Taecker | Common Stock | D | 1,006 | $4.76 | 58,780 | D | F |
| 24 Feb, 2026 | Eric West | Common Stock | D | 1,214 | $4.76 | 65,921 | D | F |
| 24 Feb, 2026 | Stephen Cotton | Common Stock | D | 3,307 | $4.76 | 222,025 | D | F |
| 24 Feb, 2026 | Stephen Cotton | Common Stock | D | 3,307 | $4.76 | 222,025 | D | F |
| 13 Feb, 2026 | Benjamin S. Taecker | Common Stock | A | 23,306 | $4.72 | 59,786 | D | A |
| 13 Feb, 2026 | Eric West | Common Stock | A | 28,390 | $4.72 | 67,135 | D | A |
| 13 Feb, 2026 | Stephen Cotton | Common Stock | A | 79,873 | $4.72 | 225,332 | D | A |
| 13 Feb, 2026 | Stephen Cotton | Common Stock | A | 79,873 | $4.72 | 225,332 | D | A |
| 13 Feb, 2026 | Eric West | Common Stock | A | 28,390 | $4.72 | 67,135 | D | A |
| 07 Jan, 2026 | Stephen Cotton | Common Stock | D | 2,100 | $0.00 | 145,459 | D | D |
| 07 Jan, 2026 | Benjamin S. Taecker | Common Stock | D | 13 | $0.00 | 36,480 | D | D |
| 07 Jan, 2026 | Stephen Cotton | Common Stock | D | 2,100 | $0.00 | 145,459 | D | D |
| 07 Jan, 2026 | Stephen Cotton | Performance Share Units | D | 1,510 | $0.00 | 0 | D | D |
| 07 Jan, 2026 | Stephen Cotton | Performance Share Units | D | 1,510 | $0.00 | 0 | D | D |
| 07 Jan, 2026 | Benjamin S. Taecker | Performance Share Units | D | 443 | $0.00 | 0 | D | D |
| 07 Jan, 2026 | Stephen Cotton | Performance Share Units | D | 1,510 | $0.00 | 0 | D | D |