Acacia Research ACTG Institutional Ownership

NASDAQ ACTG

$4.31 -0.02 (-0.46%)

At close: Sep 30, 2026 · 4:00 PM EDT

Institutions by Trading Activity

124 Institutions

Increased 65 52.4%

Unchanged 29 23.4%

Reduced 30 24.2%

Ownership Statistics

13F · as of 30 Jun, 2026

Institutional Ownership

88.94%

▲+1.19 pp QoQ

Shares Held by Institutions

86.15Mn

of 96.85Mn outstanding

▲+2.08% QoQ

Shares Outstanding

96.85Mn

10.71Mn held outside 13F filers

Institutional Investors

124

filed 13F for Jun 2026

▲+8 vs prior quarter

Net Shares Added (QoQ)

+1.76Mn

accumulated since last quarter

Value of Holdings

$373.01Mn

reported market value

Shares Owned by Institutions

Shares held % of outstanding

Latest —

Average ownership —

Peak ownership —

Shares Purchased/Sold by Institutions

Accumulated Distributed

Latest quarter —

Net over range —

Accumulating quarters —

Ownership Summary

Quarter ending 30 Jun, 2026

Acacia Research Corp (NASDAQ:ACTG) appears in 124 institutional 13F filings for the quarter ending June 2026.

Collectively, these holders controlled 88.9% of Acacia Research's outstanding shares in June 2026, up from 87.8% in March 2026.
They increased total shares held in Acacia Research by 2.08% from the prior quarter, while the number of investors in ACTG increased 47.62% year over year.
Of these 124 holders, 65 added to their stakes in Acacia Research, 30 trimmed positions, and 29 made no changes.
Institutional investors collectively held 86.15Mn shares in Acacia Research as of June 2026, up by 1.76Mn shares quarter on quarter, and up 3.36Mn shares year over year.
As of June 30, 2026, the biggest holder of Acacia Research is Starboard Value LP at 61.12Mn shares, representing 63.11% of shares outstanding.
The most significant purchases of ACTG for the quarter ending June 2026 came from Goldman Sachs Group Inc (591.06K), BlackRock, Inc. (190.91K), AMERICAN CENTURY COMPANIES INC (181.94K), AQR CAPITAL MANAGEMENT LLC (154.68K), Sixth Street Partners Management Company, L.P. (112.02K).
Top sellers of ACTG stock for the quarter ending June 2026 included VANGUARD CAPITAL MANAGEMENT LLC (110.93K), Peapod Lane Capital LLC (96.57K), Morgan Stanley (63.76K), JANE STREET GROUP, LLC (63.64K), Point72 Asset Management, L.P. (46.14K).
Per Business Quant, the top 10 investors in ACTG for the quarter ending June 2026 include Starboard Value LP (61.12Mn), State Street Corp (3.17Mn), DIMENSIONAL FUND ADVISORS LP (2.94Mn), BlackRock, Inc. (2.6Mn), VANGUARD CAPITAL MANAGEMENT LLC (1.49Mn), RENAISSANCE TECHNOLOGIES LLC (1.42Mn), Goldman Sachs Group Inc (1.18Mn), Krilogy Financial LLC (1.13Mn), Peapod Lane Capital LLC (994.77K), GEODE CAPITAL MANAGEMENT, LLC (900.81K).

Form 13F Holdings

124 Institutional Holders

Report period 30 Jun, 2026

Total shares held 86.15Mn

Of outstanding 88.94%

#	Institution	CIK	Shares Held	% of Outstanding	Change (QoQ)	Change (%)	Value (USD)
1	Starboard Value LP	0001517137	61,123,595	63.11%	0	0.00%	$284.84Mn
2	State Street Corp	0000093751	3,166,717	3.27%	▲61,676	+1.99%	$14.76Mn
3	DIMENSIONAL FUND ADVISORS LP	0000354204	2,941,723	3.04%	▲87,834	+3.08%	$13.71Mn
4	BlackRock, Inc.	0002012383	2,597,274	2.68%	▲190,907	+7.93%	$12.10Mn
5	VANGUARD CAPITAL MANAGEMENT LLC	0002100119	1,485,187	1.53%	▼110,934	-6.95%	$6.92Mn
6	RENAISSANCE TECHNOLOGIES LLC	0001037389	1,415,088	1.46%	▲7,504	+0.53%	$6.59Mn
7	Goldman Sachs Group Inc	0000886982	1,175,163	1.21%	▲591,061	+101.19%	$5.48Mn
8	Krilogy Financial LLC	0001659047	1,127,831	1.16%	▲344	+0.03%	$5.26Mn
9	Peapod Lane Capital LLC	0002050979	994,770	1.03%	▼96,566	-8.85%	$4.64Mn
10	GEODE CAPITAL MANAGEMENT, LLC	0001214717	900,809	0.93%	▲43,090	+5.02%	$4.20Mn
11	Pacific Ridge Capital Partners, LLC	0001591546	810,962	0.84%	▼6,280	-0.77%	$3.78Mn
12	Formidable Asset Management, LLC	0001592613	793,136	0.82%	▼45,733	-5.45%	$3.74Mn
13	AMERICAN CENTURY COMPANIES INC	0000748054	693,309	0.72%	▲181,935	+35.58%	$3.23Mn
14	BRIDGEWAY CAPITAL MANAGEMENT, LLC	0001107261	629,326	0.65%	▲25,816	+4.28%	$2.93Mn
15	AEGIS FINANCIAL CORP	0001140753	491,086	0.51%	0	0.00%	$2.29Mn
16	Tidal Investments LLC	0001600064	424,173	0.44%	▼13,255	-3.03%	$1.98Mn
17	Empowered Funds, LLC	0001592828	366,026	0.38%	▲25,816	+7.59%	$1.71Mn
18	Northern Trust Corp	0000073124	289,835	0.30%	▲20,188	+7.49%	$1.35Mn
19	VANGUARD PORTFOLIO MANAGEMENT LLC	0002100121	289,396	0.30%	▲27,487	+10.49%	$1.35Mn
20	SUSQUEHANNA INTERNATIONAL GROUP, LLP	0001446194	288,462	0.30%	▲92,166	+46.95%	$1.34Mn

Showing 1 to 20 of 124 holders