Acacia ResearchACTG
13F holders, Q4 2025 (December 31)94holders +5
11new positions
7sold out
4famous investors
$3.74avg. 13F price*
At the end of Q4 2025, 94 institutions reported holding Acacia Research Corp. (ACTG) in their 13F filings, up 5 from Q3 2025. 11 opened new positions and 7 sold out. The largest holders were Starboard Value ($228.6M), State Street Corp. ($11.8M) and Dimensional Fund Advisors LP ($10.3M). 4 famous investors held it, including Jeff Smith (4.3% of Starboard Value's portfolio), Jim Simons / Peter Brown (0.0% of Renaissance Technologies's portfolio) and Ken Griffin (0.0% of Citadel Advisors's portfolio).
- Company
- Acacia Research Corp.
- CUSIP
- 003881307
- Latest filing quarter
- Q2 2026
History
Number of 13F holders
Total Exit/New Position Q3 2025 → Q4 2025
| Institutions | Total Value | |
|---|---|---|
| New Positions | 11 | $1.0M |
| Exits | 7 | $1.7M |
All 13F filers, Q3 2025 → Q4 2025: 1,405,885 shares bought and 1,619,077 shares sold, net −213,192 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.
Ownership 94 holders
| Starboard Value | 4.33% | No change | 61,123,595 | $228.6M |
| State Street Corp. | 0.00% | Add +12.8% | 3,145,981 | $11.8M |
| Dimensional Fund Advisors LP | 0.00% | Add +0.4% | 2,758,800 | $10.3M |
| BlackRock, Inc. | 0.00% | Add +1.0% | 2,363,847 | $8.8M |
| Vanguard Group Inc. | 0.00% | Reduce -8.5% | 2,087,925 | $7.8M |
| Renaissance Technologies | 0.01% | Reduce -8.6% | 1,395,300 | $5.2M |
| Krilogy Financial LLC | 0.17% | Add +3.8% | 1,243,413 | $4.9M |
| Levin Capital Strategies, L.P. | 0.32% | Add +10.5% | 983,261 | $3.7M |
| Peapod Lane Capital LLC | 2.74% | Add +16.5% | 845,954 | $3.2M |
| Geode Capital Management, LLC | 0.00% | Add +0.4% | 846,307 | $3.2M |
| Formidable Asset Management, LLC | 0.45% | Reduce -9.3% | 870,831 | $3.1M |
| Pacific Ridge Capital Partners, LLC | 0.67% | Reduce -3.4% | 810,324 | $3.0M |
| American Century Companies Inc. | 0.00% | Add +1.4% | 493,039 | $1.8M |
| Morgan Stanley | 0.00% | Add +36.3% | 443,263 | $1.7M |
| Bridgeway Capital Management, LLC | 0.03% | Add +65.4% | 441,886 | $1.7M |
| Tidal Investments LLC | 0.01% | Reduce -5.7% | 437,428 | $1.6M |
| Permanent Capital Management, LP | 0.30% | No change | 405,345 | $1.5M |
| Citadel Advisors | 0.00% | Reduce -26.4% | 331,127 | $1.2M |
| Goldman Sachs Group Inc. | 0.00% | Reduce -11.1% | 308,992 | $1.2M |
| Northern Trust Corp. | 0.00% | Reduce -9.3% | 242,939 | $909K |
| Corsair Capital Management, L.P. | 0.10% | Add +38.5% | 166,672 | $623K |
| JPMorgan Chase & Co. | 0.00% | Add +35.9% | 140,037 | $524K |
| Susquehanna International Group, LLP | 0.00% | Reduce -38.5% | 139,207 | $521K |
| UBS Group AG | 0.00% | Reduce -4.1% | 124,040 | $464K |
| Bank of New York Mellon Corp | 0.00% | Reduce -50.7% | 121,328 | $454K |
| Capital Wealth Alliance, LLC | 0.18% | Reduce -0.8% | 103,970 | $431K |
| Charles Schwab Investment Management Inc. | 0.00% | No change | 114,965 | $430K |
| GatePass Capital, LLC | 0.20% | Reduce -5.2% | 99,800 | $373K |
| Marquette Asset Management, LLC | 0.05% | New | 93,237 | $349K |
| Jefferies Financial Group Inc. | 0.00% | No change | 85,000 | $318K |
| Invesco Ltd. | 0.00% | Add +4.4% | 77,143 | $289K |
| FMR LLC | 0.00% | Add +19.3% | 74,914 | $280K |
| Nuveen, LLC | 0.00% | No change | 57,333 | $214K |
| Barclays PLC | 0.00% | Add +10.8% | 53,468 | $200K |
| AQR Capital Management | 0.00% | Add +58.9% | 52,862 | $198K |
| Jane Street Group, LLC | 0.00% | Reduce -36.9% | 52,624 | $197K |
| Citizens Financial Group Inc. | 0.00% | New | 50,000 | $187K |
| Rhumbline Advisers | 0.00% | Reduce -14.9% | 44,890 | $168K |
| Ethic Inc. | 0.00% | Add +99.3% | 39,114 | $146K |
| Wells Fargo & Company | 0.00% | Add +48.3% | 38,898 | $145K |
| Alliancebernstein L.P. | 0.00% | No change | 37,740 | $141K |
| Elkhorn Partners Limited Partnership | 0.08% | Reduce -2.8% | 34,500 | $129K |
| Marshall Wace, LLP | 0.00% | Reduce -46.2% | 34,327 | $128K |
| NewEdge Advisors, LLC | 0.00% | New | 32,778 | $123K |
| Bank of America Corp. | 0.00% | Add +81.3% | 28,573 | $107K |
| LPL Financial LLC | 0.00% | New | 25,000 | $94K |
| Deutsche Bank AG | 0.00% | Reduce -69.8% | 24,507 | $92K |
| Bluespring Wealth Management, LLC | 0.01% | No change | 22,000 | $82K |
| T. Rowe Price Associates Inc. | 0.00% | No change | 18,738 | $71K |
| Raymond James Financial Inc. | 0.00% | No change | 18,600 | $70K |
| Simplex Trading, LLC | 0.00% | Add +308.9% | 18,081 | $68K |
| MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. | 0.00% | Add +0.1% | 15,909 | $60K |
| Sather Financial Group Inc | 0.00% | Add +3.4% | 15,304 | $57K |
| Salem Investment Counselors Inc. | 0.00% | No change | 14,664 | $55K |
| Manufacturers Life Insurance Company, The | 0.00% | Reduce -17.9% | 14,615 | $55K |
| Royce & Associates LP | 0.00% | New | 14,611 | $55K |
| Investors Research Corp | 0.01% | Reduce -4.1% | 14,009 | $52K |
| Intech Investment Management LLC | 0.00% | Reduce -3.6% | 13,722 | $51K |
| Abel Hall, LLC | 0.01% | New | 13,648 | $51K |
| Occudo Quantitative Strategies LP | 0.00% | New | 13,151 | $49K |
| Police & Firemen's Retirement System of New Jersey | 0.00% | No change | 12,759 | $48K |
| Gem Investment Advisors, LLC | 0.04% | — | 11,250 | $42K |
| Victory Capital Management Inc. | 0.00% | Add +0.5% | 10,964 | $41K |
| Zions Bancorporation, National Association | 0.00% | New | 10,096 | $38K |
| Horizon Wealth Management, LLC | 0.01% | No change | 10,000 | $37K |
| Pekin Hardy Strauss, Inc. | 0.00% | New | 10,000 | $37K |
| New York State Common Retirement Fund | 0.00% | No change | 8,921 | $33K |
| BNP Paribas Financial Markets | 0.00% | Add +15.5% | 8,464 | $32K |
| Capital Advisors, Ltd. LLC | 0.00% | No change | 8,000 | $30K |
| MAI Capital Management | 0.00% | New | 6,478 | $24K |
| Tower Research Capital LLC (TRC) | 0.00% | Reduce -61.0% | 3,284 | $12K |
| Cwm, LLC | 0.00% | Add +30.6% | 3,158 | $12K |
| Ameritas Investment Partners, Inc. | 0.00% | No change | 3,139 | $12K |
| Russell Investments Group, Ltd. | 0.00% | Add +7.5% | 3,045 | $11K |
| Legal & General Group Plc | 0.00% | No change | 2,926 | $11K |
| California State Teachers Retirement System | 0.00% | Reduce -1.9% | 2,103 | $8K |
| Group One Trading LLC | 0.00% | Reduce -49.4% | 2,074 | $8K |
| Sterling Capital Management LLC | 0.00% | Reduce -16.5% | 1,971 | $7K |
| PNC Financial Services Group, Inc. | 0.00% | No change | 1,513 | $6K |
| Amalgamated Bank | 0.00% | Reduce -16.2% | 1,074 | $4K |
| Royal Bank of Canada | 0.00% | Reduce -98.3% | 1,031 | $4K |
| Harbor Capital Advisors, Inc. | 0.00% | Reduce -1.7% | 877 | $3K |
| Citigroup Inc. | 0.00% | Reduce -73.7% | 798 | $3K |
| Torren Management, LLC | 0.00% | — | 772 | $3K |
| Osaic Holdings, Inc. | 0.00% | Reduce -98.0% | 600 | $2K |
| Optiver Holding B.V. | 0.00% | No change | 542 | $2K |
| Private Wealth Management Group, LLC | 0.00% | No change | 358 | $1K |
| SBI Securities Co., Ltd. | 0.00% | No change | 250 | $935 |
| EverSource Wealth Advisors, LLC | 0.00% | Add +13.6% | 184 | $689 |
| Rothschild Investment LLC | 0.00% | No change | 110 | $411 |
| Essential Partners LLC | 0.00% | Add +800.0% | 45 | $168 |
| IFP Advisors, Inc | 0.00% | Reduce -21.4% | 33 | $123 |
| Transamerica Financial Advisors, LLC | 0.00% | No change | 20 | $75 |
| True Wealth Design, LLC | 0.00% | New | 2 | $8 |
"% of holder's portfolio" is ACTG's weight in each manager's 13F, not the share of Acacia Research Corp. the manager owns.