7 insiders reported 48 Form 4 transactions for Aqua Metals, Inc. (AQMS) over the past 18 months (most recent 2026-08-26). Recent activity: DIVITO VINCENT L (Director) Buy 15,641 shares, Cotton Stephen (Chief Executive Officer) Buy 104,818 shares, HENDERSON STEVEN K (Director) Buy 10,427 shares, Taecker Benjamin S. (Chief Eng and Opr Officer) Buy 30,958 shares, Gangloff Eric John (Director) Buy 10,427 shares. Source: SEC Form 4.
| Date | Insider | Title | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-08-26 | DIVITO VINCENT L | Director | Buy | 15,641 | $0 |
| 2026-08-26 | Cotton Stephen | Chief Executive Officer | Buy | 104,818 | $0 |
| 2026-08-26 | HENDERSON STEVEN K | Director | Buy | 10,427 | $0 |
| 2026-08-26 | Taecker Benjamin S. | Chief Eng and Opr Officer | Buy | 30,958 | $0 |
| 2026-08-26 | Gangloff Eric John | Director | Buy | 10,427 | $0 |
| 2026-08-26 | West Eric | Chief Financial Officer | Buy | 37,352 | $0 |
| 2026-08-21 | Cotton Stephen | Chief Executive Officer | Sell | 3,305 | $8,824 |
| 2026-08-21 | Taecker Benjamin S. | Chief Eng and Opr Officer | Sell | 1,005 | $2,683 |
| 2026-08-21 | West Eric | Chief Financial Officer | Sell | 1,213 | $3,239 |
| 2026-07-07 | Cotton Stephen | Chief Executive Officer | Sell | 2,402 | $7,134 |
| 2026-07-07 | Taecker Benjamin S. | Chief Eng and Opr Officer | Sell | 744 | $2,210 |
| 2026-05-20 | West Eric | Chief Financial Officer | Sell | 721 | $2,819 |
| 2026-04-15 | Cotton Stephen | Chief Executive Officer | Sell | 2,352 | $9,220 |
| 2026-04-15 | Taecker Benjamin S. | Chief Eng and Opr Officer | Sell | 715 | $2,803 |
| 2026-04-15 | West Eric | Chief Financial Officer | Sell | 863 | $3,383 |
| 2026-02-26 | Taecker Benjamin S. | Chief Eng and Opr Officer | Sell | 1,006 | $4,789 |
| 2026-02-26 | West Eric | Chief Financial Officer | Sell | 1,214 | $5,779 |
| 2026-02-26 | Cotton Stephen | Chief Executive Officer | Sell | 3,307 | $15,741 |
| 2026-02-17 | Taecker Benjamin S. | Chief Eng and Opr Officer | Buy | 23,306 | $110,004 |
| 2026-02-17 | West Eric | Chief Financial Officer | Buy | 28,390 | $134,001 |
| 2026-02-17 | Cotton Stephen | Chief Executive Officer | Buy | 79,873 | $377,001 |
| 2026-01-09 | Taecker Benjamin S. | Chief Eng and Opr Officer | Sell | 13 | $0 |
| 2026-01-09 | Cotton Stephen | Chief Executive Officer | Sell | 2,100 | $0 |
| 2026-01-06 | Taecker Benjamin S. | Chief Eng and Opr Officer | Sell | 979 | $4,699 |
| 2026-01-06 | Cotton Stephen | Chief Executive Officer | Sell | 3,208 | $15,398 |
Source: SEC Form 4 filings · as of 2026-08-26