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, Q2 2026
Institutional positions in Acacia Research Corp as of Jun 30, 2026. 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
- 122
- +5 vs. Q1 2026
- Shares held
- 86.0M
- +1.31M (+1.6%) vs. Q1 2026
- Total value
- $401.5M
- −$5.91M (−1.5%) vs. Q1 2026
- New holders
- 16
- 48 more added
- Sold out
- 11
- 29 more reduced
1 institution that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2026: 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, Q2 2026
Shares, value and share of portfolio for each institution holding Acacia Research Corp; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Starboard Value LPSuperinvestorStarboard Value | 61,123,595 | $284.8M | 6.30% | 00.0% | Unchanged |
| State Street Corp | 3,166,717 | $14.8M | 0.00% | +61,676+2.0% | Added |
| Dimensional Fund Advisors LP | 2,941,723 | $13.7M | 0.00% | +87,834+3.1% | Added |
| BlackRock, Inc. | 2,597,274 | $12.1M | 0.00% | +190,907+7.9% | Added |
| Vanguard Capital Management LLC | 1,485,187 | $6.92M | 0.00% | −110,934−7.0% | Reduced |
| Renaissance Technologies LLC | 1,415,088 | $6.59M | 0.01% | +7,504+0.5% | Added |
| Goldman Sachs Group Inc | 1,175,163 | $5.48M | 0.00% | +591,061+101.2% | Added |
| Krilogy Financial LLC | 1,127,831 | $5.26M | 0.16% | +3440.0% | Added |
| Peapod Lane Capital LLC | 994,770 | $4.64M | 3.13% | −96,566−8.8% | Reduced |
| Geode Capital Management, LLC | 900,809 | $4.20M | 0.00% | +43,090+5.0% | Added |
| Pacific Ridge Capital Partners, LLC | 810,962 | $3.78M | 0.69% | −6,280−0.8% | Reduced |
| Formidable Asset Management, LLC | 793,136 | $3.74M | 0.59% | −45,733−5.5% | Reduced |
| American Century Companies Inc | 693,309 | $3.23M | 0.00% | +181,935+35.6% | Added |
| Bridgeway Capital Management, LLC | 629,326 | $2.93M | 0.05% | +25,816+4.3% | Added |
| Aegis Financial Corp | 491,086 | $2.29M | 0.36% | 00.0% | Unchanged |
| Toroso Investments, LLC | 424,173 | $1.98M | 0.00% | −13,255−3.0% | Reduced |
| Empowered Funds, LLC | 366,026 | $1.71M | 0.01% | +25,816+7.6% | Added |
| Northern Trust Corp | 289,835 | $1.35M | 0.00% | +20,188+7.5% | Added |
| Vanguard Portfolio Management LLC | 289,396 | $1.35M | 0.00% | +27,487+10.5% | Added |
| Susquehanna International Group, LLP | 288,462 | $1.34M | 0.00% | +92,166+47.0% | Added |
| Acadian Asset Management LLC | 263,877 | $1.22M | 0.00% | +108,354+69.7% | Added |
| Citadel Advisors LLC | 249,524 | $1.16M | 0.00% | +51,953+26.3% | Added |
| AQR Capital Management LLC | 236,392 | $1.10M | 0.00% | +154,684+189.3% | Added |
| Vanguard Fiduciary Trust Co | 235,357 | $1.10M | 0.00% | +13,978+6.3% | Added |
| Morgan Stanley | 213,137 | $993.2K | 0.00% | −63,765−23.0% | Reduced |
| Franklin Resources Inc | 190,188 | $886.3K | 0.00% | +4,900+2.6% | Added |
| Corsair Capital Management, L.P. | 166,672 | $776.7K | 0.10% | 00.0% | Unchanged |
| O'Shaughnessy Asset Management, LLC | 150,172 | $699.8K | 0.00% | +92,112+158.6% | Added |
| Marquette Asset Management, LLC | 134,467 | $626.6K | 0.08% | −14,941−10.0% | Reduced |
| UBS Group AG | 126,649 | $590.2K | 0.00% | +10,577+9.1% | Added |
| Ritholtz Wealth Management | 114,481 | $533.5K | 0.01% | +49,503+76.2% | Added |
| Charles Schwab Investment Management Inc | 112,016 | $522.0K | 0.00% | +7,297+7.0% | Added |
| Bank of New York Mellon Corp | 111,867 | $521.3K | 0.00% | −563−0.5% | Reduced |
| Jane Street Group, LLC | 111,773 | $520.9K | 0.00% | −63,638−36.3% | Reduced |
| Coppell Advisory Solutions LLC | 29 | $519.6K | 0.04% | +29 | New |
| Quantinno Capital Management LP | 106,140 | $494.6K | 0.00% | +61,522+137.9% | Added |
| Capital Wealth Alliance, LLC | 103,970 | $484.5K | 0.22% | 00.0% | Unchanged |
| JPMorgan Chase & Co | 89,571 | $417.4K | 0.00% | −26,285−22.7% | Reduced |
| FMR LLC | 75,735 | $352.9K | 0.00% | −250.0% | Reduced |
| GatePass Capital, LLC | 75,500 | $351.8K | 0.13% | 00.0% | Unchanged |
| Simplex Trading, LLC | 65,103 | $303.4K | 0.01% | +33,148+103.7% | Added |
| State of Wisconsin Investment Board | 56,519 | $263.4K | 0.00% | +56,519 | New |
| Cornerstone Investment Partners, LLC | 52,599 | $245.1K | 0.01% | −2,525−4.6% | Reduced |
| Nuveen, LLC | 48,219 | $224.7K | 0.00% | 00.0% | Unchanged |
| Rhumbline Advisers | 44,731 | $208.4K | 0.00% | +390+0.9% | Added |
| Alliancebernstein L.P. | 42,840 | $206.1K | 0.00% | +5,100+13.5% | Added |
| Point72 Asset Management, L.P. | 42,410 | $197.6K | 0.00% | −46,142−52.1% | Reduced |
| Jump Financial, LLC | 38,248 | $178.2K | 0.00% | +27,148+244.6% | Added |
| Deutsche Bank AG | 34,142 | $159.1K | 0.00% | +9,635+39.3% | Added |
| Price T Rowe Associates Inc | 31,709 | $148.0K | 0.00% | +1,772+5.9% | Added |
| Invesco Ltd. | 30,527 | $142.3K | 0.00% | −46,056−60.1% | Reduced |
| Wells Fargo & Company | 30,301 | $141.2K | 0.00% | +17,376+134.4% | Added |
| Permanent Capital Management, LP | 30,000 | $139.8K | 0.02% | 00.0% | Unchanged |
| Levin Capital Strategies, L.P. | 30,000 | $139.8K | 0.01% | 00.0% | Unchanged |
| Mercer Global Advisors Inc | 27,379 | $127.6K | 0.00% | +27,379 | New |
| XTX Topco Ltd | 25,640 | $119.5K | 0.00% | +463+1.8% | Added |
| Elkhorn Partners Limited Partnership | 25,000 | $116.5K | 0.10% | 00.0% | Unchanged |
| Bank of America Corp | 24,022 | $111.9K | 0.00% | −9,297−27.9% | Reduced |
| Mariner, LLC | 23,485 | $109.4K | 0.00% | +11,340+93.4% | Added |
| Ieq Capital, LLC | 22,460 | $104.7K | 0.00% | +22,460 | New |
| Gsa Capital Partners LLP | 21,397 | $100.0K | 0.01% | +21,397 | New |
| MetLife Investment Management | 20,309 | $94.6K | 0.00% | +861+4.4% | Added |
| LPL Financial LLC | 20,000 | $93.2K | 0.00% | −15,000−42.9% | Reduced |
| Ethic Inc. | 19,682 | $91.7K | 0.00% | −348−1.7% | Reduced |
| Group One Trading, L.P. | 19,485 | $90.8K | 0.00% | −5,142−20.9% | Reduced |
| Russell Investments Group, Ltd. | 18,875 | $88.0K | 0.00% | +15,830+519.9% | Added |
| Raymond James Financial Inc | 18,500 | $86.2K | 0.00% | 00.0% | Unchanged |
| IMC-Chicago, LLC | 17,544 | $81.8K | 0.00% | −4,076−18.9% | Reduced |
| Citigroup Inc | 16,151 | $75.3K | 0.00% | +12,987+410.5% | Added |
| Mirae Asset Global ETFs Holdings Ltd. | 16,112 | $75.1K | 0.00% | −171−1.1% | Reduced |
| Wealth Enhancement Advisory Services, LLC | 16,849 | $74.5K | 0.00% | +16,849 | New |
| Sather Financial Group Inc | 15,312 | $71.4K | 0.00% | 00.0% | Unchanged |
| Salem Investment Counselors Inc | 14,664 | $68.3K | 0.00% | 00.0% | Unchanged |
| Royce & Associates LP | 14,611 | $68.1K | 0.00% | 00.0% | Unchanged |
| Investors Research Corp | 14,609 | $68.1K | 0.01% | 00.0% | Unchanged |
| Abel Hall, LLC | 14,416 | $67.2K | 0.01% | −36−0.2% | Reduced |
| Manufacturers Life Insurance Company, The | 13,807 | $64.3K | 0.00% | +1,159+9.2% | Added |
| Vanguard Global Advisers, LLC | 12,759 | $59.5K | 0.00% | 00.0% | Unchanged |
| Police & Firemen's Retirement System of New Jersey | 12,759 | $59.5K | 0.00% | 00.0% | Unchanged |
| SG Americas Securities, LLC | 11,901 | $55.0K | 0.00% | +11,901 | New |
| Gem Investment Advisors, LLC | 11,250 | $52.4K | 0.03% | 00.0% | Unchanged |
| Victory Capital Management Inc | 11,020 | $51.4K | 0.00% | +121+1.1% | Added |
| Quadrature Capital Ltd | 10,046 | $46.8K | 0.00% | −5,033−33.4% | Reduced |
| Horizon Wealth Management, LLC | 10,000 | $46.6K | 0.01% | 00.0% | Unchanged |
| New York State Common Retirement Fund | 8,921 | $41.6K | 0.00% | 00.0% | Unchanged |
| BNP Paribas Arbitrage, SA | 6,423 | $29.9K | 0.00% | −1,647−20.4% | Reduced |
| Capital Advisors, Ltd. LLC | 6,000 | $28.0K | 0.00% | 00.0% | Unchanged |
| Zions Bancorporation, National Association | 5,935 | $27.7K | 0.00% | −3,023−33.7% | Reduced |
| Barclays PLC | 5,621 | $26.2K | 0.00% | −972−14.7% | Reduced |
| SRS Capital Advisors, Inc. | 4,866 | $22.7K | 0.00% | +4,803+7,623.8% | Added |
| Tower Research Capital LLC (TRC) | 3,866 | $18.0K | 0.00% | +1,427+58.5% | Added |
| Optiver Holding B.V. | 3,358 | $15.6K | 0.00% | +3,358 | New |
| Ameritas Investment Partners, Inc. | 3,139 | $14.6K | 0.00% | 00.0% | Unchanged |
| Legal & General Group Plc | 2,926 | $13.6K | 0.00% | 00.0% | Unchanged |
| EFG International AG | 2,920 | $13.6K | 0.00% | +2,920 | New |
| The PNC Financial Services Group, Inc. | 1,791 | $8.35K | 0.00% | 00.0% | Unchanged |
| Royal Bank of Canada | 1,692 | $8.00K | 0.00% | +1,692 | New |
| Advisor Group Holdings, Inc. | 925 | $4.31K | 0.00% | −2,000−68.4% | Reduced |
| Harbor Capital Advisors, Inc. | 797 | $4.00K | 0.00% | −87−9.8% | Reduced |
| Sterling Capital Management LLC | 640 | $2.98K | 0.00% | −492−43.5% | Reduced |