AQMS — Aqua Metals, Inc.
Price · 2024-08-26 → 2026-08-21
499 daily closes shownAnonymous view is capped at two years of history. A free account extends it to five, and Pro opens the whole archive back to 2016-01-04.
Performance
Technicals
Measured signals that fired on AQMS
| date | signal | measured base rate |
|---|---|---|
| 2026-07-10 | Short volume far above its own normal short | -0.76% over 21 days · t = -2.79 · n = 5,897 statistically distinguishable from its control group |
Excess return against a matched control group, on a point-in-time universe that includes delisted companies. Most families do not survive that. How the measurement works →
Insider transactions (Form 4)
| date | insider | what | shares | price | value |
|---|---|---|---|---|---|
| 2026-08-19 | Cotton Stephen Chief Executive Officer | Shares withheld for tax | 3.3K | 2.67 | 8.8K |
| 2026-08-19 | West Eric Chief Financial Officer | Shares withheld for tax | 1.2K | 2.67 | 3.2K |
| 2026-08-19 | Taecker Benjamin S. Chief Eng and Opr Officer | Shares withheld for tax | 1.0K | 2.67 | 2.7K |
| 2026-07-01 | Cotton Stephen Chief Executive Officer | Shares withheld for tax | 2.4K | 2.97 | 7.1K |
| 2026-07-01 | Taecker Benjamin S. Chief Eng and Opr Officer | Shares withheld for tax | 744 | 2.97 | 2.2K |
| 2026-05-19 | West Eric Chief Financial Officer | Shares withheld for tax | 721 | 3.91 | 2.8K |
| 2026-04-13 | Cotton Stephen Chief Executive Officer | Shares withheld for tax | 2.4K | 3.92 | 9.2K |
| 2026-04-13 | West Eric Chief Financial Officer | Shares withheld for tax | 863 | 3.92 | 3.4K |
| 2026-04-13 | Taecker Benjamin S. Chief Eng and Opr Officer | Shares withheld for tax | 715 | 3.92 | 2.8K |
| 2026-02-24 | Cotton Stephen Chief Executive Officer | Shares withheld for tax | 3.3K | 4.76 | 15.7K |
Open-market purchases (code P) are the informative ones. Grants, option exercises and tax withholding are compensation mechanics, not decisions. How to read a Form 4 →
Largest institutional holders
| manager | value | shares |
|---|---|---|
| STIFEL FINANCIAL CORP | 350.2K | 81.8K |
| GEODE CAPITAL MANAGEMENT, LLC | 176.3K | 41.2K |
| VANGUARD CAPITAL MANAGEMENT LLC | 125.0K | 29.2K |
| VANGUARD FIDUCIARY TRUST CO | 66.7K | 15.6K |
| XTX Topco Ltd | 53.3K | 12.4K |
| BlackRock, Inc. | 20.8K | 4.8K |
| MAI Capital Management | 6.9K | 1.6K |
| Arax Advisory Partners | 5.7K | 1.3K |
| WELLS FARGO & COMPANY/MN | 2.1K | 500 |
| UBS Group AG | 2.1K | 491 |
13F positions as of 2026-03-31, filed up to 45 days after quarter end. Long-only US equity — shorts and derivatives never appear. What 13F does and does not show →
Short selling
This is off-exchange short volume, not short interest: it is flow, not position, and 40–50% is normal because market makers short to fill your buy. Why that number misleads →
Recent headlines
- Aqua Metals, Inc. (AQMS) filed form 8-K · 2026-08-21 · SEC EDGAR
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