Acacia Research Corp (ACTG) Institutional Ownership

Institutions by Trading Activity

Ownership Statistics

80,583,333Shares Outstanding

61,894,406Shares held by institutions

$247,577,624Value of institutional holdings

104.16%Institutional ownership %

1.81%Shares Changed QoQ

87No. of institutional investors

Shares Owned by Institutions

Shares Purchased/Sold by Institutions

Ownership Summary

Acacia Research Corp (NASDAQ:ACTG) currently has 87 active institutional owners and shareholders as of today (December 2025), that have filed 13F forms with the Securities Exchange Commission (SEC).

Institutional ownership in Acacia Research edged up to 104.2% in December 2025, compared to 102.8% in September 2025.
Quarterly data indicates a 1.81% shift in institutional share volume, and the annual owner count reflects a decrease of 9.38%.
The latest 13F cycle for Acacia Research reveals that of 87 total investors, 38 funds grew their exposure, whereas 31 reduced theirs and 18 made no changes.
The total number of shares held by institutions in Acacia Research increased to 83.93Mn as of December 2025, a net change of up by 1.49Mn shares quarter on quarter, and up 399.94K shares year over year.
With 61.12Mn shares, Starboard Value LP commands the largest institutional position in Acacia Research as of December 31, 2025, equating to 75.85% of the company.
Among the most significant buyers of Acacia Research during December 2025 were Krilogy Financial LLC (1.24Mn), STATE STREET CORP (355.92K), BRIDGEWAY CAPITAL MANAGEMENT, LLC (174.75K), Peapod Lane Capital LLC (119.78K), MORGAN STANLEY (118.14K).
Leading sellers of Acacia Research stock in December 2025 included VANGUARD GROUP INC (193.70K), RENAISSANCE TECHNOLOGIES LLC (130.70K), Bank of New York Mellon Corp (124.57K), CITADEL ADVISORS LLC (118.96K), Formidable Asset Management, LLC (89.52K).
The top 10 institutional holders of Acacia Research for the quarter ending December 2025 included Starboard Value LP (61.12Mn), STATE STREET CORP (3.15Mn), DIMENSIONAL FUND ADVISORS LP (2.76Mn), BlackRock, Inc. (2.36Mn), VANGUARD GROUP INC (2.09Mn), RENAISSANCE TECHNOLOGIES LLC (1.40Mn), Krilogy Financial LLC (1.24Mn), LEVIN CAPITAL STRATEGIES, L.P. (983.26K), Formidable Asset Management, LLC (870.83K), GEODE CAPITAL MANAGEMENT, LLC (846.31K).

87 Institutional Holders

61,894,406 Total Shares Held

Rows:

Download Data

Owner Name	Date	Shares Held	Change (QoQ)	Change (%)	Value (USD)
Starboard Value LP	31 Dec, 2025	61,123,595	0	0.00%	$228,602,245.00
STATE STREET CORP	31 Dec, 2025	3,145,981	355,916	12.76%	$11,765,969.00
DIMENSIONAL FUND ADVISORS LP	31 Dec, 2025	2,758,800	10,504	0.38%	$10,317,798.00
BlackRock, Inc.	31 Dec, 2025	2,363,847	24,131	1.03%	$8,840,788.00
VANGUARD GROUP INC	31 Dec, 2025	2,087,925	-193,702	-8.49%	$7,808,840.00
RENAISSANCE TECHNOLOGIES LLC	31 Dec, 2025	1,395,300	-130,700	-8.56%	$5,218,422.00
Krilogy Financial LLC	31 Dec, 2025	1,243,413	1,243,413	0.00%	$4,899,047.00
LEVIN CAPITAL STRATEGIES, L.P.	31 Dec, 2025	983,261	93,714	10.54%	$3,677,396.00
Formidable Asset Management, LLC	31 Dec, 2025	870,831	-89,524	-9.32%	$3,100,058.00
GEODE CAPITAL MANAGEMENT, LLC	31 Dec, 2025	846,307	3,525	0.42%	$3,165,562.00
Peapod Lane Capital LLC	31 Dec, 2025	845,954	119,783	16.50%	$3,216,082.00
Pacific Ridge Capital Partners, LLC	31 Dec, 2025	810,324	-28,877	-3.44%	$3,030,612.00
AMERICAN CENTURY COMPANIES INC	31 Dec, 2025	493,039	6,568	1.35%	$1,843,966.00
MORGAN STANLEY	31 Dec, 2025	443,263	118,138	36.34%	$1,657,807.00
BRIDGEWAY CAPITAL MANAGEMENT, LLC	31 Dec, 2025	441,886	174,752	65.42%	$1,652,654.00
Tidal Investments LLC	31 Dec, 2025	437,428	-26,510	-5.71%	$1,635,981.00
Permanent Capital Management, LP	31 Dec, 2025	405,345	0	0.00%	$1,515,990.00
CITADEL ADVISORS LLC	31 Dec, 2025	331,127	-118,961	-26.43%	$1,238,415.00
GOLDMAN SACHS GROUP INC	31 Dec, 2025	308,992	-38,646	-11.12%	$1,155,630.00
Empowered Funds, LLC	31 Dec, 2025	244,586	24,752	11.26%	$914,752.00

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