AQMS Aqua Metals, Inc.
Nasdaq · SEC CIK 1621832 · EDGAR
- Bought, last 12 months
- $0 0 purchases by 0 insiders
- Sold, last 12 months
- $0 0 sales by 0 insiders
- Filings on record
- 139 since 2021-07-06, latest 2026-08-26 16:08
BoughtSold
Most active insiders, 12 months
| Insider | Title | Bought | Sold |
|---|---|---|---|
| West Eric | CFO | — | — |
| Gangloff Eric John | Dir | — | — |
| Taecker Benjamin S. | Chief Eng, Opr Off | — | — |
| HENDERSON STEVEN K | Dir | — | — |
| Cotton Stephen | CEO, Dir | — | — |
| DIVITO VINCENT L | Dir | — | — |
Transactions 141
| X | Filed | Traded | Ticker | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026-08-26 16:08 | 2026-08-24 | AQMS | HENDERSON STEVEN K | Dir | A - Grant | $0.00 | +10.4K | 16.8K | +163% | $0 | |
| 2026-08-26 16:07 | 2026-08-24 | AQMS | DIVITO VINCENT L | Dir | A - Grant | $0.00 | +15.6K | 26.4K | +145% | $0 | |
| 2026-08-26 16:07 | 2026-08-24 | AQMS | Gangloff Eric John | Dir | A - Grant | $0.00 | +10.4K | 22.3K | +87% | $0 | |
| 2026-08-26 16:07 | 2026-08-24 | AQMS | Cotton Stephen | CEO, Dir | A - Grant | $0.00 | +104.8K | 318.8K | +49% | $0 | |
| 2026-08-26 16:06 | 2026-08-24 | AQMS | West Eric | CFO | A - Grant | $0.00 | +37.4K | 100.5K | +59% | $0 | |
| 2026-08-26 16:06 | 2026-08-24 | AQMS | Taecker Benjamin S. | Chief Eng, Opr Off | A - Grant | $0.00 | +31.0K | 87.3K | +55% | $0 | |
| 2026-08-21 16:02 | 2026-08-19 | AQMS | Taecker Benjamin S. | Chief Eng, Opr Off | F - Tax | $2.67 | -1,005 | 56.3K | -2% | -$2,683 | |
| 2026-08-21 16:02 | 2026-08-19 | AQMS | West Eric | CFO | F - Tax | $2.67 | -1,213 | 63.1K | -2% | -$3,239 | |
| 2026-08-21 16:02 | 2026-08-19 | AQMS | Cotton Stephen | CEO, Dir | F - Tax | $2.67 | -3,305 | 214.0K | -2% | -$8,824 | |
| 2026-07-07 16:05 | 2026-07-01 | AQMS | Taecker Benjamin S. | Chief Eng, Opr Off | F - Tax | $2.97 | -744 | 57.3K | -1% | -$2,210 | |
| 2026-07-07 16:05 | 2026-07-01 | AQMS | Cotton Stephen | CEO, Dir | F - Tax | $2.97 | -2,402 | 217.3K | -1% | -$7,134 | |
| 2026-05-20 16:11 | 2026-05-19 | AQMS | West Eric | CFO | F - Tax | $3.91 | -721 | 64.3K | -1% | -$2,819 | |
| 2026-04-15 16:22 | 2026-04-13 | AQMS | West Eric | CFO | F - Tax | $3.92 | -863 | 65.1K | -1% | -$3,383 | |
| 2026-04-15 16:22 | 2026-04-13 | AQMS | Taecker Benjamin S. | Chief Eng, Opr Off | F - Tax | $3.92 | -715 | 58.1K | -1% | -$2,803 | |
| 2026-04-15 16:21 | 2026-04-13 | AQMS | Cotton Stephen | CEO, Dir | F - Tax | $3.92 | -2,352 | 219.7K | -1% | -$9,220 | |
| 2026-02-26 | 2026-02-24 | AQMS | Taecker Benjamin S. | Chief Eng, Opr Off | F - Tax | $4.76 | -1,006 | 58.8K | -2% | -$4,789 | |
| 2026-02-26 | 2026-02-24 | AQMS | West Eric | CFO | F - Tax | $4.76 | -1,214 | 65.9K | -2% | -$5,779 | |
| 2026-02-26 | 2026-02-24 | AQMS | Cotton Stephen | CEO, Dir | F - Tax | $4.76 | -3,307 | 222.0K | -1% | -$15.7K | |
| 2026-02-17 | 2026-02-13 | AQMS | Taecker Benjamin S. | Chief Eng, Opr Off | A - Grant | $4.72 | +23.3K | 59.8K | +64% | +$110.0K | |
| 2026-02-17 | 2026-02-13 | AQMS | Cotton Stephen | CEO, Dir | A - Grant | $4.72 | +79.9K | 225.3K | +55% | +$377.0K | |
| 2026-02-17 | 2026-02-13 | AQMS | West Eric | CFO | A - Grant | $4.72 | +28.4K | 67.1K | +73% | +$134.0K | |
| D | 2026-01-09 | 2026-01-07 | AQMS | Taecker Benjamin S. | Chief Eng, Opr Off | D - Sale to Iss | $0.00 | -13 | 36.5K | -0.0% | $0 |
| D | 2026-01-09 | 2026-01-07 | AQMS | Cotton Stephen | CEO, Dir | D - Sale to Iss | $0.00 | -2,100 | 145.5K | -1% | $0 |
| 2026-01-06 | 2026-01-02 | AQMS | Taecker Benjamin S. | Chief Eng, Opr Off | F - Tax | $4.80 | -979 | 36.5K | -3% | -$4,699 | |
| 2026-01-06 | 2026-01-02 | AQMS | Cotton Stephen | CEO, Dir | F - Tax | $4.80 | -3,208 | 147.6K | -2% | -$15.4K | |
| 2025-12-22 | 2025-12-18 | AQMS | Cotton Stephen | CEO, Dir | F - Tax | $5.46 | -6,247 | 150.8K | -4% | -$34.1K | |
| 2025-12-22 | 2025-12-18 | AQMS | Cotton Stephen | CEO, Dir | A - Grant | $0.00 | +14.7K | 157.0K | +10% | $0 | |
| 2025-11-24 | 2025-11-20 | AQMS | West Eric | CFO | F - Tax | $9.80 | -720 | 38.7K | -2% | -$7,056 | |
| 2025-10-15 | 2025-10-13 | AQMS | Cotton Stephen | CEO, Dir | A - Grant | $9.58 | +33.3K | 142.3K | +31% | +$319.2K | |
| 2025-10-15 | 2025-10-13 | AQMS | Taecker Benjamin S. | Chief Eng, Opr Off | A - Grant | $9.58 | +10.1K | 37.5K | +37% | +$97.1K | |
| 2025-10-15 | 2025-10-13 | AQMS | West Eric | CFO | A - Grant | $9.58 | +12.2K | 39.5K | +45% | +$117.1K | |
| 2025-09-23 | 2025-09-19 | AQMS | Cotton Stephen | CEO, Dir | F - Tax | $4.12 | -4,765 | 110.6K | -4% | -$19.6K | |
| 2025-09-23 | 2025-09-19 | AQMS | Cotton Stephen | CEO, Dir | A - Grant | $0.00 | +11.2K | 115.4K | +11% | $0 | |
| 2025-08-21 | 2025-08-19 | AQMS | Cotton Stephen | CEO, Dir | A - Grant | $3.95 | +46.8K | 106.0K | +79% | +$185.0K | |
| 2025-08-21 | 2025-08-20 | AQMS | Cotton Stephen | CEO, Dir | F - Tax | $3.68 | -1,920 | 104.1K | -2% | -$7,066 | |
| 2025-08-21 | 2025-08-20 | AQMS | Taecker Benjamin S. | Chief Eng, Opr Off | F - Tax | $3.68 | -564 | 28.3K | -2% | -$2,076 | |
| 2025-08-21 | 2025-08-19 | AQMS | Taecker Benjamin S. | Chief Eng, Opr Off | A - Grant | $3.95 | +14.2K | 28.9K | +97% | +$56.2K | |
| 2025-08-21 | 2025-08-19 | AQMS | West Eric | CFO | A - Grant | $3.95 | +17.2K | 27.2K | +171% | +$67.9K | |
| 2025-07-03 | 2025-07-01 | AQMS | Cotton Stephen | CEO, Dir | F - Tax | $0.49 | -9,301 | 592.2K | -2% | -$4,557 | |
| 2025-07-03 | 2025-07-01 | AQMS | Taecker Benjamin S. | Chief Eng, Opr Off | F - Tax | $0.49 | -3,043 | 146.4K | -2% | -$1,491 | |
| 2025-05-08 | 2025-05-06 | AQMS | Zhang Peifang | Dir | A - Grant | $0.00 | +43.5K | 86.1K | +102% | $0 | |
| 2025-05-08 | 2025-05-06 | AQMS | HENDERSON STEVEN K | Dir | A - Grant | $0.00 | +54.3K | 64.1K | +555% | $0 | |
| 2025-05-08 | 2025-05-06 | AQMS | Gangloff Eric John | Dir | A - Grant | $0.00 | +54.3K | 119.2K | +84% | $0 | |
| 2025-05-08 | 2025-05-06 | AQMS | DIVITO VINCENT L | Dir | A - Grant | $0.00 | +65.2K | 107.6K | +154% | $0 | |
| 2025-04-04 | 2025-04-02 | AQMS | DIVITO VINCENT L | Dir | A - Grant | $1.86 | +12.1K | 42.4K | +40% | +$22.5K | |
| 2025-04-04 | 2025-04-02 | AQMS | Zhang Peifang | Dir | A - Grant | $1.86 | +16.1K | 42.6K | +61% | +$30.0K | |
| 2025-04-04 | 2025-04-02 | AQMS | Gangloff Eric John | Dir | A - Grant | $1.86 | +7,661 | 64.9K | +13% | +$14.2K | |
| 2025-04-04 | 2025-04-02 | AQMS | HENDERSON STEVEN K | Dir | A - Grant | $1.86 | +9,789 | 9,789 | New | +$18.2K | |
| 2025-02-24 | 2025-02-20 | AQMS | Cotton Stephen | CEO, Dir | A - Grant | $0.00 | +37.1K | 601.5K | +7% | $0 | |
| 2025-02-24 | 2025-02-20 | AQMS | Merrill Judd | CFO | A - Grant | $0.00 | +27.2K | 244.1K | +13% | $0 | |
| 2025-02-24 | 2025-02-20 | AQMS | Taecker Benjamin S. | Chief Eng, Opr Off | A - Grant | $0.00 | +21.8K | 149.5K | +17% | $0 | |
| 2025-01-03 | 2025-01-01 | AQMS | Cotton Stephen | CEO, Dir | F - Tax | $2.52 | -13.3K | 564.4K | -2% | -$33.6K | |
| 2025-01-03 | 2025-01-01 | AQMS | Merrill Judd | CFO | F - Tax | $2.52 | -6,112 | 216.9K | -3% | -$15.4K | |
| 2025-01-03 | 2025-01-01 | AQMS | Taecker Benjamin S. | Chief Eng, Opr Off | F - Tax | $2.52 | -4,222 | 127.7K | -3% | -$10.6K | |
| D | 2024-12-23 | 2024-12-19 | AQMS | Taecker Benjamin S. | Chief Eng, Opr Off | A - Grant | $0.00 | +79.9K | 111.7K | +251% | $0 |
| D | 2024-12-23 | 2024-12-19 | AQMS | Cotton Stephen | CEO, Dir | A - Grant | $0.00 | +271.9K | 577.7K | +89% | $0 |
| D | 2024-12-23 | 2024-12-19 | AQMS | Merrill Judd | CFO | A - Grant | $0.00 | +124.6K | 223.0K | +127% | $0 |
| 2024-10-03 | 2024-10-01 | AQMS | Zhang Peifang | Dir | A - Grant | $0.00 | +85.2K | 449.1K | +23% | $0 | |
| 2024-09-09 | 2024-09-05 | AQMS | Zhang Peifang | Dir | A - Grant | $0.00 | +107.3K | 444.3K | +32% | $0 | |
| 2024-09-09 | 2024-09-05 | AQMS | DIVITO VINCENT L | Dir | A - Grant | $0.00 | +160.9K | 606.1K | +36% | $0 | |
| 2024-07-03 | 2024-07-01 | AQMS | Merrill Judd | CFO | F - Tax | $0.32 | -108.6K | 1.97M | -5% | -$34.8K | |
| 2024-07-03 | 2024-07-01 | AQMS | Taecker Benjamin S. | Chief Eng, Opr Off | F - Tax | $0.32 | -75.0K | 1.04M | -7% | -$24.0K | |
| 2024-07-03 | 2024-07-01 | AQMS | Cotton Stephen | CEO, Dir | F - Tax | $0.32 | -237.0K | 6.12M | -4% | -$75.8K | |
| 2024-07-03 | 2024-07-01 | AQMS | DIVITO VINCENT L | Dir | A - Grant | $0.00 | +23.5K | 445.2K | +6% | $0 | |
| 2024-07-03 | 2024-07-01 | AQMS | Zhang Peifang | Dir | A - Grant | $0.00 | +23.5K | 337.0K | +7% | $0 | |
| 2024-07-03 | 2024-07-01 | AQMS | SMITH EDWARD J | Dir | A - Grant | $0.00 | +23.5K | 357.5K | +7% | $0 | |
| 2024-07-03 | 2024-07-01 | AQMS | McMurtry David | Chief Business Off | F - Tax | $0.32 | -57.6K | 686.3K | -8% | -$18.4K | |
| D | 2024-05-16 | 2024-05-14 | AQMS | Taecker Benjamin S. | Chief Eng, Opr Off | P - Purchase | $0.39 | +25.0K | 1.11M | +2% | +$9,750 |
| D | 2024-05-16 | 2024-05-14 | AQMS | McMurtry David | Chief Business Off | P - Purchase | $0.39 | +25.0K | 743.9K | +3% | +$9,750 |
| D | 2024-05-16 | 2024-05-14 | AQMS | DIVITO VINCENT L | Dir | P - Purchase | $0.39 | +62.5K | 421.7K | +17% | +$24.4K |
| D | 2024-05-16 | 2024-05-14 | AQMS | SMITH EDWARD J | Dir | P - Purchase | $0.39 | +25.0K | 334.1K | +8% | +$9,750 |
| DI | 2024-05-16 | 2024-05-14 | AQMS | YI SUNG | Dir | P - Purchase | $0.39 | +75.0K | 105.5K | +246% | +$29.2K |
| D | 2024-05-16 | 2024-05-14 | AQMS | Cotton Stephen | CEO, Dir | P - Purchase | $0.39 | +250.0K | 6.35M | +4% | +$97.5K |
| D | 2024-05-16 | 2024-05-14 | AQMS | Zhang Peifang | Dir | P - Purchase | $0.39 | +62.5K | 313.6K | +25% | +$24.4K |
| D | 2024-05-16 | 2024-05-14 | AQMS | Merrill Judd | CFO | P - Purchase | $0.39 | +37.5K | 2.08M | +2% | +$14.6K |
| 2024-01-03 | 2024-01-02 | AQMS | McMurtry David | Chief Business Off | F - Tax | $0.79 | -18.9K | 818.9K | -2% | -$14.9K | |
| 2024-01-03 | 2024-01-02 | AQMS | Cotton Stephen | CEO, Dir | F - Tax | $0.79 | -220.1K | 6.20M | -3% | -$173.9K | |
| 2024-01-03 | 2024-01-02 | AQMS | Taecker Benjamin S. | Chief Eng, Opr Off | F - Tax | $0.79 | -54.4K | 1.29M | -4% | -$43.0K | |
| 2024-01-03 | 2023-12-29 | AQMS | Taecker Benjamin S. | Chief Eng, Opr Off | A - Grant | $0.00 | +130.0K | 1.34M | +11% | $0 | |
| 2024-01-03 | 2024-01-02 | AQMS | Merrill Judd | CFO | F - Tax | $0.79 | -98.2K | 2.14M | -4% | -$77.6K | |
| M | 2023-12-14 | 2023-12-12 | AQMS | Taecker Benjamin S. | Chief Eng, Opr Off | A - Grant | $0.00 | +581.6K | 1.01M | +135% | $0 |
| M | 2023-12-14 | 2023-12-12 | AQMS | Cotton Stephen | CEO, Dir | A - Grant | $0.00 | +1.89M | 5.90M | +47% | $0 |
| M | 2023-12-14 | 2023-12-12 | AQMS | Merrill Judd | CFO | A - Grant | $0.00 | +775.6K | 2.24M | +53% | $0 |
| M | 2023-12-14 | 2023-12-12 | AQMS | McMurtry David | Chief Business Off | A - Grant | $0.00 | +551.9K | 737.8K | +297% | $0 |
| 2023-12-14 | 2023-12-12 | AQMS | DIVITO VINCENT L | Dir | A - Grant | $0.00 | +19.6K | 359.2K | +6% | $0 | |
| 2023-11-20 | 2023-11-17 | AQMS | DIVITO VINCENT L | Dir | P - Purchase | $0.89 | +5,000 | 339.6K | +1% | +$4,450 | |
| 2023-07-20 | 2023-07-19 | AQMS | DIVITO VINCENT L | Dir | P - Purchase | $1.10 | +9,000 | 334.6K | +3% | +$9,900 | |
| 2023-07-20 | 2023-07-19 | AQMS | Zhang Peifang | Dir | P - Purchase | $1.10 | +72.9K | 251.1K | +41% | +$80.2K | |
| 2023-07-20 | 2023-07-19 | AQMS | SMITH EDWARD J | Dir | P - Purchase | $1.10 | +90.5K | 309.1K | +41% | +$99.6K | |
| 2023-07-06 | 2023-07-06 | AQMS | Merrill Judd | CFO | D - Sale to Iss | $1.12 | -25.0K | 1.46M | -2% | -$28.0K | |
| 2023-07-06 | 2023-07-03 | AQMS | Merrill Judd | CFO | F - Tax | $1.21 | -87.3K | 1.49M | -6% | -$105.6K | |
| 2023-07-06 | 2023-07-05 | AQMS | Kanen David | Dir | A - Grant | $1.17 | +27.2K | 158.3K | +21% | +$31.9K | |
| 2023-07-06 | 2023-07-03 | AQMS | Cotton Stephen | CEO, Dir | F - Tax | $1.21 | -209.1K | 4.64M | -4% | -$253.0K | |
| M | 2023-07-06 | 2023-07-05+ | AQMS | Cotton Stephen | CEO, Dir | D - Sale to Iss | $1.14 | -100.0K | 4.58M | -2% | -$114.1K |
| 2023-07-06 | 2023-07-03 | AQMS | Taecker Benjamin S. | Chief Eng, Opr Off | F - Tax | $1.21 | -48.3K | 632.7K | -7% | -$58.5K | |
| 2023-07-06 | 2023-07-03 | AQMS | McMurtry David | Chief Business Off | F - Tax | $1.21 | -16.6K | 310.3K | -5% | -$20.1K | |
| 2023-05-11 | 2023-05-09 | AQMS | Zhang Peifang | Dir | A - Grant | $1.10 | +45.5K | 178.6K | +34% | +$50.0K | |
| 2023-05-11 | 2023-05-09 | AQMS | Kanen David | Dir | A - Grant | $1.10 | +45.5K | 131.1K | +53% | +$50.0K | |
| 2023-05-11 | 2023-05-09 | AQMS | SMITH EDWARD J | Dir | A - Grant | $1.10 | +45.5K | 218.6K | +26% | +$50.0K | |
| 2023-05-11 | 2023-05-09 | AQMS | DIVITO VINCENT L | Dir | A - Grant | $1.10 | +68.2K | 325.6K | +26% | +$75.0K |
Purchase Sale Sale after option exercise All abbreviations