Acacia Research Corp
ACTG- Exchange
- Nasdaq
- Industry
- Patent Owners & Lessors
- SEC CIK
- 0000934549
In the last 90 days, Acacia Research Corp insiders filed 0 open-market purchases and 4 sales; 122 institutions reported holding it in 13F filings for Q2 2026, worth $401.5M in total; Starboard Value is the only superinvestor holding it.
13F holders, Q3 2025
Institutional positions in Acacia Research Corp as of Sep 30, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 89
- +3 vs. Q2 2025
- Shares held
- 84.1M
- +423.8K (+0.5%) vs. Q2 2025
- Total value
- $273.8M
- −$25.5M (−8.5%) vs. Q2 2025
- New holders
- 12
- 30 more added
- Sold out
- 9
- 28 more reduced
Compare with Q2 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting ACTG on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 122 | $401.5M |
| Q1 2026 | 118 | $407.4M |
| Q4 2025 | 94 | $313.8M |
| Q3 2025 | 89 | $274.2M |
| Q2 2025 | 86 | $299.6M |
| Q1 2025 | 89 | $265.9M |
| Q4 2024 | 95 | $362.5M |
| Q3 2024 | 103 | $395.8M |
| Q2 2024 | 103 | $432.5M |
| Q1 2024 | 92 | $461.0M |
| Q4 2023 | 95 | $340.1M |
| Q3 2023 | 89 | $314.2M |
| Q2 2023 | 84 | $186.4M |
| Q1 2023 | 81 | $161.0M |
| Q4 2022 | 84 | $102.2M |
| Q3 2022 | 77 | $79.2M |
| Q2 2022 | 85 | $108.7M |
| Q1 2022 | 96 | $123.9M |
| Q4 2021 | 110 | $151.1M |
| Q3 2021 | 102 | $193.9M |
| Q2 2021 | 96 | $198.4M |
| Q1 2021 | 112 | $200.7M |
Institutions, Q3 2025
Shares, value and share of portfolio for each institution holding Acacia Research Corp; share changes are against Q2 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Starboard Value LPSuperinvestorStarboard Value | 61,123,595 | $198.7M | 3.74% | 00.0% | Unchanged |
| State Street Corp | 2,790,065 | $9.07M | 0.00% | −26,082−0.9% | Reduced |
| Dimensional Fund Advisors LP | 2,748,296 | $8.93M | 0.00% | +32,248+1.2% | Added |
| BlackRock, Inc. | 2,339,716 | $7.60M | 0.00% | −28,989−1.2% | Reduced |
| Vanguard Group Inc | 2,281,627 | $7.42M | 0.00% | −15,133−0.7% | Reduced |
| Renaissance Technologies LLC | 1,526,000 | $4.96M | 0.01% | −33,086−2.1% | Reduced |
| Krilogy Financial LLC | 1,198,398 | $4.34M | 0.16% | −200,161−14.3% | Reduced |
| Formidable Asset Management, LLC | 960,355 | $3.25M | 0.51% | +62,625+7.0% | Added |
| Levin Capital Strategies, L.P. | 889,547 | $2.89M | 0.27% | +587,973+195.0% | Added |
| Geode Capital Management, LLC | 842,782 | $2.74M | 0.00% | −15,841−1.8% | Reduced |
| Pacific Ridge Capital Partners, LLC | 839,201 | $2.73M | 0.60% | −19,112−2.2% | Reduced |
| Peapod Lane Capital LLC | 726,171 | $2.36M | 2.11% | +7,979+1.1% | Added |
| American Century Companies Inc | 486,471 | $1.58M | 0.00% | −7,604−1.5% | Reduced |
| Toroso Investments, LLC | 463,938 | $1.51M | 0.01% | +98,060+26.8% | Added |
| Citadel Advisors LLC | 450,088 | $1.46M | 0.00% | −144,016−24.2% | Reduced |
| Permanent Capital Management, LP | 405,345 | $1.32M | 0.25% | +405,345 | New |
| Goldman Sachs Group Inc | 347,638 | $1.13M | 0.00% | +50,895+17.2% | Added |
| Morgan Stanley | 325,125 | $1.06M | 0.00% | +48,524+17.5% | Added |
| Northern Trust Corp | 267,687 | $870.0K | 0.00% | −26,700−9.1% | Reduced |
| Bridgeway Capital Management, LLC | 267,134 | $868.2K | 0.02% | +24,952+10.3% | Added |
| Bank of New York Mellon Corp | 245,902 | $799.2K | 0.00% | −8,249−3.2% | Reduced |
| Susquehanna International Group, LLP | 226,222 | $735.2K | 0.00% | −13,065−5.5% | Reduced |
| Empowered Funds, LLC | 219,834 | $714.5K | 0.01% | +24,952+12.8% | Added |
| Clayton Partners LLC | 179,891 | $584.6K | 0.44% | −88,109−32.9% | Reduced |
| UBS Group AG | 129,308 | $420.3K | 0.00% | −6,557−4.8% | Reduced |
| Corsair Capital Management, L.P. | 120,345 | $391.1K | 0.07% | +42,066+53.7% | Added |
| Charles Schwab Investment Management Inc | 114,965 | $373.6K | 0.00% | +210.0% | Added |
| GatePass Capital, LLC | 105,300 | $342.2K | 0.20% | +9,000+9.3% | Added |
| Capital Wealth Alliance, LLC | 104,770 | $340.5K | 0.17% | +800+0.8% | Added |
| JPMorgan Chase & Co | 103,031 | $334.9K | 0.00% | +85,784+497.4% | Added |
| Jefferies Financial Group Inc. | 85,000 | $276.3K | 0.00% | 00.0% | Unchanged |
| Jane Street Group, LLC | 83,417 | $271.1K | 0.00% | +30,161+56.6% | Added |
| Deutsche Bank AG | 81,010 | $263.3K | 0.00% | +81,010 | New |
| Invesco Ltd. | 73,891 | $240.1K | 0.00% | +1,322+1.8% | Added |
| Gsa Capital Partners LLP | 64,433 | $209.0K | 0.02% | −71,788−52.7% | Reduced |
| Marshall Wace, LLP | 63,793 | $207.3K | 0.00% | −107,619−62.8% | Reduced |
| FMR LLC | 62,810 | $204.1K | 0.00% | −2,123−3.3% | Reduced |
| Royal Bank of Canada | 60,036 | $195.0K | 0.00% | +3,075+5.4% | Added |
| Nuveen, LLC | 57,333 | $186.3K | 0.00% | +4,468+8.5% | Added |
| Rhumbline Advisers | 52,757 | $171.5K | 0.00% | −3,519−6.3% | Reduced |
| Barclays PLC | 48,265 | $156.9K | 0.00% | −10,722−18.2% | Reduced |
| Alliancebernstein L.P. | 37,740 | $122.7K | 0.00% | 00.0% | Unchanged |
| Elkhorn Partners Limited Partnership | 35,500 | $115.4K | 0.08% | +1,000+2.9% | Added |
| AQR Capital Management LLC | 33,272 | $108.1K | 0.00% | +7,459+28.9% | Added |
| Advisor Group Holdings, Inc. | 30,670 | $99.7K | 0.00% | +13,730+81.1% | Added |
| Wells Fargo & Company | 26,223 | $85.2K | 0.00% | +4,276+19.5% | Added |
| SNS Financial Group, LLC | 22,000 | $71.5K | 0.01% | 00.0% | Unchanged |
| NJ State Employees Deferred Compensation Plan | 20,000 | $65.0K | 0.01% | 00.0% | Unchanged |
| Verition Fund Management LLC | 19,964 | $64.9K | 0.00% | +19,964 | New |
| Ethic Inc. | 19,629 | $63.8K | 0.00% | +19,629 | New |
| XTX Topco Ltd | 19,590 | $63.7K | 0.00% | +19,590 | New |
| Price T Rowe Associates Inc | 18,738 | $61.0K | 0.00% | 00.0% | Unchanged |
| Raymond James Financial Inc | 18,600 | $60.5K | 0.00% | +1,700+10.1% | Added |
| Manufacturers Life Insurance Company, The | 17,810 | $57.9K | 0.00% | −1,206−6.3% | Reduced |
| Mirae Asset Global ETFs Holdings Ltd. | 15,893 | $51.7K | 0.00% | −2,796−15.0% | Reduced |
| Bank of America Corp | 15,762 | $51.2K | 0.00% | −3,234−17.0% | Reduced |
| Sather Financial Group Inc | 14,795 | $48.1K | 0.00% | +14,795 | New |
| Salem Investment Counselors Inc | 14,664 | $47.7K | 0.00% | 00.0% | Unchanged |
| Investors Research Corp | 14,609 | $47.5K | 0.01% | 00.0% | Unchanged |
| Intech Investment Management LLC | 14,234 | $46.3K | 0.00% | −4,874−25.5% | Reduced |
| Police & Firemen's Retirement System of New Jersey | 12,759 | $41.5K | 0.00% | 00.0% | Unchanged |
| Victory Capital Management Inc | 10,911 | $35.5K | 0.00% | −347−3.1% | Reduced |
| Flagship Harbor Advisors, LLC | 10,000 | $32.5K | 0.00% | 00.0% | Unchanged |
| Horizon Wealth Management, LLC | 10,000 | $32.5K | 0.00% | 00.0% | Unchanged |
| New York State Common Retirement Fund | 8,921 | $29.0K | 0.00% | 00.0% | Unchanged |
| Tower Research Capital LLC (TRC) | 8,424 | $27.4K | 0.00% | +2,848+51.1% | Added |
| Capital Advisors, Ltd. LLC | 8,000 | $26.0K | 0.00% | 00.0% | Unchanged |
| BNP Paribas Arbitrage, SA | 7,329 | $23.8K | 0.00% | +3,639+98.6% | Added |
| Simplex Trading, LLC | 4,422 | $14.0K | 0.00% | +4,422 | New |
| Group One Trading, L.P. | 4,099 | $13.3K | 0.00% | +4,099 | New |
| Ameritas Investment Partners, Inc. | 3,139 | $10.2K | 0.00% | 00.0% | Unchanged |
| Citigroup Inc | 3,033 | $9.86K | 0.00% | −8,655−74.1% | Reduced |
| Legal & General Group Plc | 2,926 | $9.51K | 0.00% | 00.0% | Unchanged |
| Russell Investments Group, Ltd. | 2,833 | $9.21K | 0.00% | +2,566+961.0% | Added |
| CWM, LLC | 2,419 | $8.00K | 0.00% | +1,164+92.7% | Added |
| Sterling Capital Management LLC | 2,360 | $7.67K | 0.00% | +1,322+127.4% | Added |
| California State Teachers Retirement System | 2,144 | $6.97K | 0.00% | +2,144 | New |
| The PNC Financial Services Group, Inc. | 1,513 | $4.92K | 0.00% | 00.0% | Unchanged |
| SRS Capital Advisors, Inc. | 1,467 | $4.77K | 0.00% | +1,467 | New |
| Amalgamated Bank | 1,282 | $4.00K | 0.00% | 00.0% | Unchanged |
| Harbor Capital Advisors, Inc. | 892 | $3.00K | 0.00% | −107−10.7% | Reduced |
| Optiver Holding B.V. | 542 | $1.76K | 0.00% | +542 | New |
| Private Wealth Management Group, LLC | 358 | $1.16K | 0.00% | +27+8.2% | Added |
| SBI Securities Co., Ltd. | 250 | $813 | 0.00% | 00.0% | Unchanged |
| EverSource Wealth Advisors, LLC | 162 | $527 | 0.00% | −2,729−94.4% | Reduced |
| Rothschild Investment LLC | 110 | $358 | 0.00% | 00.0% | Unchanged |
| IFP Advisors, Inc | 42 | $136 | 0.00% | +42 | Added |
| Transamerica Financial Advisors, Inc. | 20 | $65 | 0.00% | +20 | New |
| Essential Partners LLC | 5 | $16 | 0.00% | −2−28.6% | Reduced |
| Westerly Capital Management, LLC | 0 | $0 | 0.00% | −172,455−100.0% | Sold out |
| First Trust Advisors LP | 0 | $0 | 0.00% | −114,872−100.0% | Sold out |
| HRT Financial LP | 0 | $0 | 0.00% | −53,323−100.0% | Sold out |
| Los Angeles Capital Management LLC | 0 | $0 | 0.00% | −51,155−100.0% | Sold out |
| Jump Financial, LLC | 0 | $0 | 0.00% | −28,280−100.0% | Sold out |
| Occudo Quantitative Strategies LP | 0 | $0 | 0.00% | −20,977−100.0% | Sold out |
| Mariner, LLC | 0 | $0 | 0.00% | −10,344−100.0% | Sold out |
| Nisa Investment Advisors, LLC | 0 | $0 | 0.00% | −56−100.0% | Sold out |
| Allworth Financial LP | 0 | $0 | 0.00% | −31−100.0% | Sold out |