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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 $401.0M in total; Starboard Value is the only superinvestor holding it.

13F holders, Q4 2021

Institutional positions in Acacia Research Corp as of Dec 31, 2021. 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
110
+8 vs. Q3 2021
Shares held
29.3M
+679.0K (+2.4%) vs. Q3 2021
Total value
$150.2M
−$43.6M (−22.5%) vs. Q3 2021
New holders
24
35 more added
Sold out
16
30 more reduced

Compare with Q3 2021: 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 holdersQ4 2021: 110 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 heldQ4 2021: $150.2M
Q1 2021: $200.7MQ2 2021: $198.2MQ3 2021: $193.9MQ4 2021: $150.2MQ1 2022: $123.9MQ2 2022: $108.7MQ3 2022: $79.2MQ4 2022: $102.2MQ1 2023: $158.8MQ2 2023: $186.4MQ3 2023: $314.2MQ4 2023: $339.2MQ1 2024: $458.4MQ2 2024: $432.3MQ3 2024: $395.7MQ4 2024: $362.5MQ1 2025: $265.9MQ2 2025: $299.3MQ3 2025: $273.8MQ4 2025: $313.8MQ1 2026: $407.4MQ2 2026: $401.0M
Institutions holding ACTG and their total value by quarter
QuarterHoldersValue
Q2 2026122$401.0M
Q1 2026118$407.4M
Q4 202594$313.8M
Q3 202589$273.8M
Q2 202586$299.3M
Q1 202589$265.9M
Q4 202495$362.5M
Q3 2024103$395.7M
Q2 2024103$432.3M
Q1 202492$458.4M
Q4 202395$339.2M
Q3 202389$314.2M
Q2 202384$186.4M
Q1 202381$158.8M
Q4 202284$102.2M
Q3 202277$79.2M
Q2 202285$108.7M
Q1 202296$123.9M
Q4 2021110$150.2M
Q3 2021102$193.9M
Q2 202196$198.2M
Q1 2021112$200.7M

Institutions, Q4 2021

Shares, value and share of portfolio for each institution holding Acacia Research Corp; share changes are against Q3 2021.

Institutions holding ACTG in Q4 2021
InstitutionSharesValue% of portfolioChange in sharesAction
Royal Bank of Canada9,919$51.0K0.00%+2,661+36.7%Added
Prelude Capital Management, LLC10,000$51.0K0.00%+10,000New
Ameritas Investment Partners, Inc.4,242$22.0K0.00%00.0%Unchanged
Legal & General Group Plc3,802$20.0K0.00%00.0%Unchanged
The PNC Financial Services Group, Inc.2,827$15.0K0.00%00.0%Unchanged
State of Wyoming2,891$15.0K0.01%+2,891New
MetLife Investment Management1,796$9.21K0.00%−15,895−89.8%Reduced
Point72 Hong Kong Ltd1,091$6.00K0.00%+1,091New
Steward Partners Investment Advisory, LLC500$3.00K0.00%+500New
PSI Advisors, LLC119$1.00K0.00%00.0%Unchanged
AIGH Capital Management LLC0$00.00%−362,906−100.0%Sold out
M&G Investment Management Ltd0$00.00%−166,703−100.0%Sold out
Worth Venture Partners, LLC0$00.00%−83,249−100.0%Sold out
Winton Group Ltd0$00.00%−41,624−100.0%Sold out
Engineers Gate Manager LP0$00.00%−18,300−100.0%Sold out
Aristides Capital LLC0$00.00%−13,437−100.0%Sold out
Parian Global Management LP0$00.00%−12,602−100.0%Sold out
Cheyne Capital Management (UK) LLP0$00.00%−11,550−100.0%Sold out
Sigma Planning Corp0$00.00%−10,700−100.0%Sold out
AQR Capital Management LLC0$00.00%−10,198−100.0%Sold out
FinTrust Capital Advisors, LLC0$00.00%−10,000−100.0%Sold out
Koshinski Asset Management, Inc.0$00.00%−9,481−100.0%Sold out
Patriot Financial Group Insurance Agency, LLC0$00.00%−500−100.0%Sold out
Parallel Advisors, LLC0$00.00%−315−100.0%Sold out
TD Private Client Wealth LLC0$00.00%−150−100.0%Sold out
Liberty Wealth Management LLC0$00.00%−100−100.0%Sold out