Starboard Value’s Acacia Research ACTG Stock Holding History

Starboard Value’s Portfolio ACTG Stock Details ACTG Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	$294M	Hold	61,123,595	–	–	6.43%	6
2025 Q4	$229M	Hold	61,123,595	–	–	4.33%	11
2025 Q3	$199M	Hold	61,123,595	–	–	3.74%	13
2025 Q2	$219M	Hold	61,123,595	–	–	3.79%	13
2025 Q1	$196M	Hold	61,123,595	–	–	3.56%	15
2024 Q4	$265M	Hold	61,123,595	–	–	4.8%	10
2024 Q3	$285M	Hold	61,123,595	–	–	6.05%	9
2024 Q2	$306M	Hold	61,123,595	–	–	7.13%	6
2024 Q1	$326M	Hold	61,123,595	–	–	6.73%	8
2023 Q4	$240M	Hold	61,123,595	–	–	4.98%	9
2023 Q3	$223M	Buy	61,123,595 +41,123,595	+206%	+$157M	5.72%	8
2023 Q2	$83.2M	Hold	20,000,000	–	–	1.8%	16
2023 Q1	$77.2M	Buy	20,000,000 +15,000,000	+300%	+$63.4M	1.55%	15
2022 Q4	$21.1M	Buy	+5,000,000	New	+$19.6M	0.4%	20

Other funds holding ACTG

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

Renaissance Technologies New York $63.9B AUM 45.56% 1-Year Est. Return

Krilogy Financial St. Louis, Missouri $3.11B AUM 20.67% 1-Year Est. Return

PLC

Peapod Lane Capital Bedford Hills, New York $122M AUM 67.29% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

PRCP

Pacific Ridge Capital Partners Lake Oswego, Oregon $462M AUM 40.76% 1-Year Est. Return

FAM

Formidable Asset Management Cincinnati, Ohio $629M AUM 15.56% 1-Year Est. Return

Starboard Value's ACTG Position: Q1 2026 in Review

Starboard Value held its Acacia Research (ACTG) position steady in Q1 2026 at 61,123,595 shares worth $294M. The position accounts for 6.43% of the portfolio, ranked #6.

Starboard Value first reported a position in ACTG in Q4 2022 and has held it in 14 quarters since. The position peaked at $326M in Q1 2024. 118 funds tracked by Wall St. Rank hold ACTG as of Q1 2026.

Starboard Value held 61,123,595 shares of Acacia Research worth $294M as of Q1 2026.
Starboard Value left its Acacia Research share count unchanged in Q1 2026.
Acacia Research made up 6.43% of Starboard Value's portfolio in Q1 2026, its #6 holding.
Starboard Value first reported a position in Acacia Research in Q4 2022 and has held it in 14 quarters since.
Starboard Value's Acacia Research position peaked at $326M in Q1 2024.
118 funds tracked by Wall St. Rank held Acacia Research as of Q1 2026.

Based on Starboard Value's 13F filing for Q1 2026, filed 15 May 2026.