Acacia ResearchACTG
13F holders, Q2 2026 (June 30)122holders +4
16new positions
10sold out
5famous investors
$4.67avg. 13F price*
At the end of Q2 2026, 122 institutions reported holding Acacia Research Corp. (ACTG) in their 13F filings, up 4 from Q1 2026. 16 opened new positions and 10 sold out. The largest holders were Starboard Value ($284.8M), State Street Corp. ($14.8M) and Dimensional Fund Advisors LP ($13.7M). 5 famous investors held it, including Jeff Smith (6.3% 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 Q1 2026 → Q2 2026
| Institutions | Total Value | |
|---|---|---|
| New Positions | 16 | $1.3M |
| Exits | 10 | $1.4M |
All 13F filers, Q1 2026 → Q2 2026: 2,220,514 shares bought and 906,957 shares sold, net +1,313,557 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.
Ownership 122 holders
| Starboard Value | 6.30% | No change | 61,123,595 | $284.8M |
| State Street Corp. | 0.00% | Add +2.0% | 3,166,717 | $14.8M |
| Dimensional Fund Advisors LP | 0.00% | Add +3.1% | 2,941,723 | $13.7M |
| BlackRock, Inc. | 0.00% | Add +7.9% | 2,597,274 | $12.1M |
| Vanguard Capital Management LLC | 0.00% | Reduce -7.0% | 1,485,187 | $6.9M |
| Renaissance Technologies | 0.01% | Add +0.5% | 1,415,088 | $6.6M |
| Goldman Sachs Group Inc. | 0.00% | Add +101.2% | 1,175,163 | $5.5M |
| Krilogy Financial LLC | 0.16% | Add +0.0% | 1,127,831 | $5.3M |
| Peapod Lane Capital LLC | 3.13% | Reduce -8.8% | 994,770 | $4.6M |
| Geode Capital Management, LLC | 0.00% | Add +5.0% | 900,809 | $4.2M |
| Pacific Ridge Capital Partners, LLC | 0.69% | Reduce -0.8% | 810,962 | $3.8M |
| Formidable Asset Management, LLC | 0.60% | Reduce -5.5% | 793,136 | $3.7M |
| American Century Companies Inc. | 0.00% | Add +35.6% | 693,309 | $3.2M |
| Bridgeway Capital Management, LLC | 0.05% | Add +4.3% | 629,326 | $2.9M |
| Aegis Financial Corp. | 0.36% | No change | 491,086 | $2.3M |
| Tidal Investments LLC | 0.00% | Reduce -3.0% | 424,173 | $2.0M |
| Empowered Funds, LLC | 0.01% | Add +7.6% | 366,026 | $1.7M |
| Northern Trust Corp. | 0.00% | Add +7.5% | 289,835 | $1.4M |
| Vanguard Portfolio Management LLC | 0.00% | Add +10.5% | 289,396 | $1.3M |
| Susquehanna International Group, LLP | 0.00% | Add +47.0% | 288,462 | $1.3M |
| Acadian Asset Management LLC | 0.00% | Add +69.7% | 263,877 | $1.2M |
| Citadel Advisors | 0.00% | Add +26.3% | 249,524 | $1.2M |
| AQR Capital Management | 0.00% | Add +189.3% | 236,392 | $1.1M |
| Vanguard Fiduciary Trust Co. | 0.00% | Add +6.3% | 235,357 | $1.1M |
| Morgan Stanley | 0.00% | Reduce -23.0% | 213,137 | $993K |
| Franklin Resources Inc. | 0.00% | Add +2.6% | 190,188 | $886K |
| Corsair Capital Management, L.P. | 0.10% | No change | 166,672 | $777K |
| O'shaughnessy Asset Management, LLC | 0.00% | Add +158.7% | 150,172 | $700K |
| Marquette Asset Management, LLC | 0.08% | Reduce -10.0% | 134,467 | $627K |
| UBS Group AG | 0.00% | Add +9.1% | 126,649 | $590K |
| Ritholtz Wealth Management | 0.01% | Add +76.2% | 114,481 | $533K |
| Charles Schwab Investment Management Inc. | 0.00% | Add +7.0% | 112,016 | $522K |
| Bank of New York Mellon Corp | 0.00% | Reduce -0.5% | 111,867 | $521K |
| Jane Street Group, LLC | 0.00% | Reduce -36.3% | 111,773 | $521K |
| Coppell Advisory Solutions LLC | 0.04% | New | 29 | $520K |
| Quantinno Capital Management LP | 0.00% | Add +137.9% | 106,140 | $495K |
| Capital Wealth Alliance, LLC | 0.22% | No change | 103,970 | $485K |
| JPMorgan Chase & Co. | 0.00% | Reduce -22.7% | 89,571 | $417K |
| FMR LLC | 0.00% | Reduce -0.0% | 75,735 | $353K |
| GatePass Capital, LLC | 0.14% | No change | 75,500 | $352K |
| Simplex Trading, LLC | 0.01% | Add +103.7% | 65,103 | $303K |
| State of Wisconsin Investment Board | 0.00% | New | 56,519 | $263K |
| Cornerstone Investment Partners, LLC | 0.01% | Reduce -4.6% | 52,599 | $245K |
| Nuveen, LLC | 0.00% | No change | 48,219 | $225K |
| Rhumbline Advisers | 0.00% | Add +0.9% | 44,731 | $208K |
| Alliancebernstein L.P. | 0.00% | Add +13.5% | 42,840 | $206K |
| Point72 Asset Management | 0.00% | Reduce -52.1% | 42,410 | $198K |
| Jump Financial, LLC | 0.00% | Add +244.6% | 38,248 | $178K |
| Deutsche Bank AG | 0.00% | Add +39.3% | 34,142 | $159K |
| T. Rowe Price Associates Inc. | 0.00% | Add +5.9% | 31,709 | $148K |
| Invesco Ltd. | 0.00% | Reduce -60.1% | 30,527 | $142K |
| Wells Fargo & Company | 0.00% | Add +134.4% | 30,301 | $141K |
| Permanent Capital Management, LP | 0.02% | No change | 30,000 | $140K |
| Levin Capital Strategies, L.P. | 0.01% | No change | 30,000 | $140K |
| Mercer Global Advisors Inc. | 0.00% | New | 27,379 | $128K |
| XTX Topco Ltd | 0.00% | Add +1.8% | 25,640 | $119K |
| Elkhorn Partners Limited Partnership | 0.10% | No change | 25,000 | $117K |
| Bank of America Corp. | 0.00% | Reduce -27.9% | 24,022 | $112K |
| Mariner, LLC | 0.00% | Add +93.4% | 23,485 | $109K |
| Ieq Capital, LLC | 0.00% | New | 22,460 | $105K |
| Gsa Capital Partners LLP | 0.01% | New | 21,397 | $100K |
| MetLife Investment Management, LLC | 0.00% | Add +4.4% | 20,309 | $95K |
| LPL Financial LLC | 0.00% | Reduce -42.9% | 20,000 | $93K |
| Ethic Inc. | 0.00% | Reduce -1.7% | 19,682 | $92K |
| Group One Trading LLC | 0.00% | Reduce -20.9% | 19,485 | $91K |
| Russell Investments Group, Ltd. | 0.00% | Add +519.9% | 18,875 | $88K |
| Raymond James Financial Inc. | 0.00% | No change | 18,500 | $86K |
| IMC-Chicago, LLC | 0.00% | Reduce -18.9% | 17,544 | $82K |
| Citigroup Inc. | 0.00% | Add +410.5% | 16,151 | $75K |
| MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. | 0.00% | Reduce -1.1% | 16,112 | $75K |
| Wealth Enhancement Advisory Services, LLC | 0.00% | New | 16,849 | $74K |
| Sather Financial Group Inc | 0.00% | No change | 15,312 | $71K |
| Salem Investment Counselors Inc. | 0.00% | No change | 14,664 | $68K |
| Royce & Associates LP | 0.00% | No change | 14,611 | $68K |
| Investors Research Corp | 0.01% | No change | 14,609 | $68K |
| Abel Hall, LLC | 0.01% | Reduce -0.3% | 14,416 | $67K |
| Manufacturers Life Insurance Company, The | 0.00% | Add +9.2% | 13,807 | $64K |
| Police & Firemen's Retirement System of New Jersey | 0.00% | No change | 12,759 | $59K |
| Vanguard Global Advisers, LLC | 0.00% | No change | 12,759 | $59K |
| SG Americas Securities, LLC | 0.00% | New | 11,901 | $55K |
| Gem Investment Advisors, LLC | 0.03% | No change | 11,250 | $52K |
| Victory Capital Management Inc. | 0.00% | Add +1.1% | 11,020 | $51K |
| Quadrature Capital Ltd | 0.00% | Reduce -33.4% | 10,046 | $47K |
| Horizon Wealth Management, LLC | 0.01% | No change | 10,000 | $47K |
| New York State Common Retirement Fund | 0.00% | No change | 8,921 | $42K |
| BNP Paribas Financial Markets | 0.00% | Reduce -20.4% | 6,423 | $30K |
| Capital Advisors, Ltd. LLC | 0.00% | No change | 6,000 | $28K |
| Zions Bancorporation, National Association | 0.00% | Reduce -33.8% | 5,935 | $28K |
| Barclays PLC | 0.00% | Reduce -14.7% | 5,621 | $26K |
| Arax Advisory Partners | 0.00% | Add +7623.8% | 4,866 | $23K |
| Tower Research Capital LLC (TRC) | 0.00% | Add +58.5% | 3,866 | $18K |
| Optiver Holding B.V. | 0.00% | New | 3,358 | $16K |
| Ameritas Investment Partners, Inc. | 0.00% | No change | 3,139 | $15K |
| Legal & General Group Plc | 0.00% | No change | 2,926 | $14K |
| EFG International AG | 0.00% | New | 2,920 | $14K |
| PNC Financial Services Group, Inc. | 0.00% | No change | 1,791 | $8K |
| Royal Bank of Canada | 0.00% | New | 1,692 | $8K |
| Osaic Holdings, Inc. | 0.00% | Reduce -68.4% | 925 | $4K |
| Harbor Capital Advisors, Inc. | 0.00% | Reduce -9.8% | 797 | $4K |
| Sterling Capital Management LLC | 0.00% | Reduce -43.5% | 640 | $3K |
"% of holder's portfolio" is ACTG's weight in each manager's 13F, not the share of Acacia Research Corp. the manager owns.