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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 2025

Institutional positions in Acacia Research Corp as of Jun 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
86
−3 vs. Q1 2025
Shares held
83.7M
+616.4K (+0.7%) vs. Q1 2025
Total value
$299.6M
+$33.6M (+12.6%) vs. Q1 2025
New holders
13
31 more added
Sold out
16
28 more reduced

Compare with Q1 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.

Institutional holdersQ2 2025: 86 institutions
Q1 2021: 112 institutionsQ2 2021: 96 institutionsQ3 2021: 102 institutionsQ4 2021: 110 institutionsQ1 2022: 96 institutionsQ2 2022: 85 institutionsQ3 2022: 77 institutionsQ4 2022: 84 institutionsQ1 2023: 81 institutionsQ2 2023: 84 institutionsQ3 2023: 89 institutionsQ4 2023: 95 institutionsQ1 2024: 92 institutionsQ2 2024: 103 institutionsQ3 2024: 103 institutionsQ4 2024: 95 institutionsQ1 2025: 89 institutionsQ2 2025: 86 institutionsQ3 2025: 89 institutionsQ4 2025: 94 institutionsQ1 2026: 118 institutionsQ2 2026: 122 institutions
Value heldQ2 2025: $299.6M
Q1 2021: $200.7MQ2 2021: $198.4MQ3 2021: $193.9MQ4 2021: $151.1MQ1 2022: $123.9MQ2 2022: $108.7MQ3 2022: $79.2MQ4 2022: $102.2MQ1 2023: $161.0MQ2 2023: $186.4MQ3 2023: $314.2MQ4 2023: $340.1MQ1 2024: $461.0MQ2 2024: $432.5MQ3 2024: $395.8MQ4 2024: $362.5MQ1 2025: $265.9MQ2 2025: $299.6MQ3 2025: $274.2MQ4 2025: $313.8MQ1 2026: $407.4MQ2 2026: $401.5M
Institutions holding ACTG and their total value by quarter
QuarterHoldersValue
Q2 2026122$401.5M
Q1 2026118$407.4M
Q4 202594$313.8M
Q3 202589$274.2M
Q2 202586$299.6M
Q1 202589$265.9M
Q4 202495$362.5M
Q3 2024103$395.8M
Q2 2024103$432.5M
Q1 202492$461.0M
Q4 202395$340.1M
Q3 202389$314.2M
Q2 202384$186.4M
Q1 202381$161.0M
Q4 202284$102.2M
Q3 202277$79.2M
Q2 202285$108.7M
Q1 202296$123.9M
Q4 2021110$151.1M
Q3 2021102$193.9M
Q2 202196$198.4M
Q1 2021112$200.7M

Institutions, Q2 2025

Shares, value and share of portfolio for each institution holding Acacia Research Corp; share changes are against Q1 2025.

Institutions holding ACTG in Q2 2025
InstitutionSharesValue% of portfolioChange in sharesAction
Starboard Value LPSuperinvestorStarboard Value61,123,595$218.8M3.79%00.0%Unchanged
State Street Corp2,816,147$10.1M0.00%+10,200+0.4%Added
Dimensional Fund Advisors LP2,716,048$9.72M0.00%+270,575+11.1%Added
BlackRock, Inc.2,368,705$8.48M0.00%−95,027−3.9%Reduced
Vanguard Group Inc2,296,760$8.22M0.00%+63,126+2.8%Added
Renaissance Technologies LLC1,559,086$5.58M0.01%−19,214−1.2%Reduced
Krilogy Financial LLC1,398,559$5.01M0.29%+240,535+20.8%Added
Geode Capital Management, LLC858,623$3.07M0.00%−21,365−2.4%Reduced
Pacific Ridge Capital Partners, LLC858,313$3.07M0.73%−101,088−10.5%Reduced
Formidable Asset Management, LLC897,730$3.07M0.51%−20,906−2.3%Reduced
Peapod Lane Capital LLC718,192$2.57M2.57%+282,913+65.0%Added
Citadel Advisors LLC594,104$2.13M0.00%+487,294+456.2%Added
American Century Companies Inc494,075$1.77M0.00%+29,659+6.4%Added
Toroso Investments, LLC365,878$1.31M0.01%−20,906−5.4%Reduced
Levin Capital Strategies, L.P.301,574$1.08M0.11%+26,574+9.7%Added
Goldman Sachs Group Inc296,743$1.06M0.00%+97,256+48.8%Added
Northern Trust Corp294,387$1.05M0.00%−19,830−6.3%Reduced
Morgan Stanley276,601$990.2K0.00%+142,137+105.7%Added
Clayton Partners LLC268,000$959.4K0.81%+126,397+89.3%Added
Bank of New York Mellon Corp254,151$909.9K0.00%+4,726+1.9%Added
Bridgeway Capital Management, LLC242,182$867.0K0.02%+17,216+7.7%Added
Susquehanna International Group, LLP239,287$856.6K0.00%+36,111+17.8%Added
Empowered Funds, LLC194,882$697.7K0.01%+17,216+9.7%Added
Westerly Capital Management, LLC172,455$617.4K0.26%−127,545−42.5%Reduced
Marshall Wace, LLP171,412$613.7K0.00%+171,412New
Gsa Capital Partners LLP136,221$488.0K0.03%+136,221New
UBS Group AG135,865$486.4K0.00%−5,986−4.2%Reduced
Charles Schwab Investment Management Inc114,944$411.5K0.00%−550−0.5%Reduced
First Trust Advisors LP114,872$411.2K0.00%+3,113+2.8%Added
Royal Bank of Canada113,922$408.0K0.00%+93,449+456.4%Added
Capital Wealth Alliance, LLC103,970$372.2K0.20%−2,100−2.0%Reduced
GatePass Capital, LLC96,300$344.8K0.23%+30,500+46.4%Added
Jefferies Financial Group Inc.85,000$304.3K0.01%00.0%Unchanged
Corsair Capital Management, L.P.78,279$280.2K0.05%+78,279New
Invesco Ltd.72,569$259.8K0.00%−206−0.3%Reduced
FMR LLC64,933$232.5K0.00%+2,198+3.5%Added
Barclays PLC58,987$211.2K0.00%+21,915+59.1%Added
Rhumbline Advisers56,276$201.5K0.00%+1,907+3.5%Added
Jane Street Group, LLC53,256$190.7K0.00%+558+1.1%Added
HRT Financial LP53,323$190.0K0.00%+53,323New
Nuveen, LLC52,865$189.3K0.00%−17,037−24.4%Reduced
Los Angeles Capital Management LLC51,155$183.1K0.00%+51,155New
Alliancebernstein L.P.37,740$135.1K0.00%+5,400+16.7%Added
Elkhorn Partners Limited Partnership34,500$123.5K0.09%+500+1.5%Added
Jump Financial, LLC28,280$101.2K0.00%+28,280New
AQR Capital Management LLC25,813$92.4K0.00%+14,924+137.1%Added
SNS Financial Group, LLC22,000$78.8K0.01%00.0%Unchanged
Wells Fargo & Company21,947$78.6K0.00%−133−0.6%Reduced
Occudo Quantitative Strategies LP20,977$75.1K0.01%+20,977New
NJ State Employees Deferred Compensation Plan20,000$71.6K0.01%00.0%Unchanged
Intech Investment Management LLC19,108$68.4K0.00%−13,111−40.7%Reduced
Manufacturers Life Insurance Company, The19,016$68.1K0.00%+3,517+22.7%Added
Bank of America Corp18,996$68.0K0.00%−8,532−31.0%Reduced
Price T Rowe Associates Inc18,738$68.0K0.00%−35,533−65.5%Reduced
Mirae Asset Global ETFs Holdings Ltd.18,689$66.9K0.00%−3,928−17.4%Reduced
JPMorgan Chase & Co17,247$61.7K0.00%−713,408−97.6%Reduced
Advisor Group Holdings, Inc.16,940$60.6K0.00%−4,360−20.5%Reduced
Raymond James Financial Inc16,900$60.5K0.00%00.0%Unchanged
Salem Investment Counselors Inc14,664$52.5K0.00%00.0%Unchanged
Investors Research Corp14,609$52.3K0.01%00.0%Unchanged
Police & Firemen's Retirement System of New Jersey12,759$45.7K0.00%00.0%Unchanged
Citigroup Inc11,688$41.8K0.00%−13,804−54.2%Reduced
Victory Capital Management Inc11,258$40.3K0.00%−294−2.5%Reduced
Mariner, LLC10,344$37.0K0.00%−20,817−66.8%Reduced
Flagship Harbor Advisors, LLC10,000$35.8K0.00%−30,000−75.0%Reduced
Horizon Wealth Management, LLC10,000$35.8K0.01%00.0%Unchanged
New York State Common Retirement Fund8,921$31.9K0.00%00.0%Unchanged
Capital Advisors, Ltd. LLC8,000$29.0K0.00%+8,000New
Tower Research Capital LLC (TRC)5,576$20.0K0.00%+1,918+52.4%Added
BNP Paribas Arbitrage, SA3,690$13.2K0.00%+1,284+53.4%Added
Ameritas Investment Partners, Inc.3,139$11.2K0.00%00.0%Unchanged
Legal & General Group Plc2,926$10.5K0.00%−554−15.9%Reduced
EverSource Wealth Advisors, LLC2,891$10.3K0.00%+2,890+289,000.0%Added
The PNC Financial Services Group, Inc.1,513$5.42K0.00%00.0%Unchanged
Amalgamated Bank1,282$5.00K0.00%00.0%Unchanged
CWM, LLC1,255$4.00K0.00%−123−8.9%Reduced
Harbor Capital Advisors, Inc.999$4.00K0.00%−30−2.9%Reduced
Sterling Capital Management LLC1,038$3.72K0.00%+404+63.7%Added
Private Wealth Management Group, LLC331$1.19K0.00%+331New
Russell Investments Group, Ltd.267$9560.00%−457−63.1%Reduced
SBI Securities Co., Ltd.250$8950.00%00.0%Unchanged
Rothschild Investment LLC110$3940.00%+110New
Nisa Investment Advisors, LLC56$2000.00%+6+12.0%Added
Allworth Financial LP31$1110.00%+31New
IFP Advisors, Inc0$650.00%0New
Essential Partners LLC7$250.00%+7New
Royce & Associates LP0$00.00%−358,140−100.0%Sold out
Prescott Group Capital Management, L.L.C.0$00.00%−150,982−100.0%Sold out
Simplex Trading, LLC0$00.00%−38,447−100.0%Sold out
Brandywine Global Investment Management, LLC0$00.00%−27,197−100.0%Sold out
Corebridge Financial, Inc.0$00.00%−18,005−100.0%Sold out
ArrowMark Colorado Holdings LLC0$00.00%−16,820−100.0%Sold out
Alpine Global Management, LLC0$00.00%−12,957−100.0%Sold out
SG Americas Securities, LLC0$00.00%−12,908−100.0%Sold out
O'Shaughnessy Asset Management, LLC0$00.00%−12,547−100.0%Sold out
Wolverine Trading, LLC0$00.00%−11,959−100.0%Sold out
MetLife Investment Management0$00.00%−4,012−100.0%Sold out
Group One Trading, L.P.0$00.00%−3,106−100.0%Sold out
California State Teachers Retirement System0$00.00%−2,736−100.0%Sold out
Covestor Ltd0$00.00%−793−100.0%Sold out