ACU — ACME UNITED CORP
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
Dividends
Measured signals that fired on ACU
| date | signal | measured base rate |
|---|---|---|
| 2026-08-17 | Cluster sale: three or more insiders insider | -0.37% over 21 days · t = -3.38 · n = 21,542 statistically distinguishable from its control group |
| 2026-05-20 | 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 |
|---|---|---|---|---|---|
| 2026-08-18 | OLSCHAN BRIAN S President and COO | Open-market sale | 4.0K | 61.36 | 245.4K |
| 2026-08-18 | OLSCHAN BRIAN S President and COO | Open-market sale | 3.3K | 61.63 | 203.9K |
| 2026-08-13 | OLSCHAN BRIAN S President and COO | Shares withheld for tax | 12.7K | 60.77 | 771.3K |
| 2026-08-13 | OLSCHAN BRIAN S President and COO | Option exercise | 20.0K | 19.48 | 389.6K |
| 2026-08-13 | BARKER BRIAN Director | Open-market sale | 3.8K | 60.50 | 231.2K |
| 2026-08-12 | OLSCHAN BRIAN S President and COO | Open-market sale | 339 | 58.39 | 19.8K |
| 2026-08-11 | BARKER BRIAN Director | Shares withheld for tax | 1.5K | 57.35 | 84.8K |
| 2026-08-11 | BARKER BRIAN Director | Option exercise | 4.0K | 21.20 | 84.8K |
| 2026-08-11 | OLSCHAN BRIAN S President and COO | Open-market sale | 159 | 57.99 | 9.2K |
| 2026-08-10 | OLSCHAN BRIAN S President and COO | Open-market sale | 5.3K | 57.07 | 302.7K |
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 |
|---|---|---|
| CAPITAL MANAGEMENT CORP /VA | 22.5M | 501.0K |
| Mink Brook Asset Management LLC | 17.1M | 380.6K |
| North Star Investment Management Corp. | 11.3M | 252.6K |
| DIMENSIONAL FUND ADVISORS LP | 7.7M | 171.6K |
| BlackRock, Inc. | 7.4M | 165.7K |
| ROYCE & ASSOCIATES LP | 6.6M | 146.4K |
| VANGUARD CAPITAL MANAGEMENT LLC | 6.3M | 141.0K |
| RENAISSANCE TECHNOLOGIES LLC | 5.2M | 116.6K |
| BARD ASSOCIATES INC | 4.9M | 109.4K |
| GEODE CAPITAL MANAGEMENT, LLC | 3.5M | 76.9K |
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 →
Latest SEC filings
| form | filed | period | |
|---|---|---|---|
| 144 | 2026-08-17 | — | on EDGAR ↗ |
| 4 | 2026-08-17 | 2026-08-13 | on EDGAR ↗ |
| 4 | 2026-08-17 | 2026-08-13 | on EDGAR ↗ |
| 4 | 2026-08-12 | 2026-08-11 | on EDGAR ↗ |
| 4 | 2026-08-12 | 2026-08-03 | on EDGAR ↗ |
| 4 | 2026-08-11 | 2026-08-05 | on EDGAR ↗ |
| 144 | 2026-08-10 | — | on EDGAR ↗ |
| 10-Q | 2026-08-06 | 2026-06-30 | on EDGAR ↗ |
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
- ACME UNITED CORP (ACU) filed form 144 · 2026-08-17 · SEC EDGAR
- ACME UNITED CORP (ACU) filed form 4 · 2026-08-17 · SEC EDGAR
- ACME UNITED CORP (ACU) filed form 4 · 2026-08-17 · SEC EDGAR
Others in Industrials
Ask the AI about ACU
The assistant reads every block on this page — price history, filings, insider transactions, institutional positions, short volume, macro and the measured base rates — and says what it implies, quoting the number behind each claim and declaring what it does not have.
Everything on this page is live in the terminal.
Charts, filings, insider flow and the AI — open without an account.
Free plan for good. Pro is $69.99/mo, or $4.99 for a 7-day trial. See the plans →