ACTG — ACACIA RESEARCH 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
Measured signals that fired on ACTG
| date | signal | measured base rate |
|---|---|---|
| 2026-04-14 | 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 | OCONNELL MAUREEN Director | Open-market sale | 10.0K | 4.60 | 46.0K |
| 2026-08-12 | Kohlberg Isaac T. Director | Open-market sale | 32.2K | 4.67 | 150.3K |
| 2026-06-30 | Molinelli Gavin Director | Grant or award | 6.4K | 4.66 | 30.0K |
| 2026-06-23 | Sundar Ajay | Grant or award | 4.2K | 4.79 | 20.0K |
| 2026-06-23 | OCONNELL MAUREEN Director | Grant or award | 25.1K | 0.00 | 0 |
| 2026-06-23 | FELMAN MICHELLE Director | Grant or award | 25.1K | 0.00 | 0 |
| 2026-06-23 | Molinelli Gavin Director | Grant or award | 25.1K | 0.00 | 0 |
| 2026-06-23 | Kohlberg Isaac T. Director | Grant or award | 25.1K | 0.00 | 0 |
| 2026-06-08 | McNulty Martin D. Jr. Chief Executive Officer | Shares withheld for tax | 287.1K | 4.62 | 1.3M |
| 2026-06-08 | Soncini Jason W. General Counsel | Shares withheld for tax | 49.0K | 4.62 | 226.3K |
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 |
|---|---|---|
| Starboard Value LP | 294.0M | 61.1M |
| STATE STREET CORP | 14.9M | 3.1M |
| DIMENSIONAL FUND ADVISORS LP | 13.7M | 2.9M |
| BlackRock, Inc. | 11.6M | 2.4M |
| VANGUARD CAPITAL MANAGEMENT LLC | 7.7M | 1.6M |
| RENAISSANCE TECHNOLOGIES LLC | 6.8M | 1.4M |
| Krilogy Financial LLC | 5.6M | 1.1M |
| Peapod Lane Capital LLC | 5.3M | 1.1M |
| GEODE CAPITAL MANAGEMENT, LLC | 4.1M | 857.7K |
| Pacific Ridge Capital Partners, LLC | 3.9M | 817.2K |
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
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