13F Insight
DOSSIER · 13F Holders · Q1 2026BellwetherCompounder
ACTG

ACACIA RESH CORP

117 institutions still hold ACACIA RESH CORP as of Q1 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP 003881307·117 13F holders·last filed Mar 31, 2026
Market cap
—
▲ 9.0%
vs prior quarter
13F value held
$390M
79.0% inst. owned
of float
Holders
117
+135 QoQ
filers reporting
Activity
+8 / −119
+1,013 added · −789 reduced
this quarter
Concentration
75.47%
Starboard Value LP #1
top holder share
AI Holders Summary · Q1 2026

117 institutions reported ACTG in Q1 2026. Starboard Value LP leads at 75.5% of the visible book. +135 net new institutions vs prior quarter — accumulation reading.

Top holders

Sorted by position value. Source: SEC EDGAR 13F-HR filings.

#HolderValueShares% port.Quarter
01
Starboard Value LP
CIK 0001517137
$294M61.1M6.43%Q1 202602
STATE STREET CORP
CIK 0000093751
$15M3.1M0.00%Q1 202603
DIMENSIONAL FUND ADVISORS LP
CIK 0000354204· Quasi-passive
$14M2.9M0.00%Q1 202604
BlackRock, Inc.
CIK 0002012383
$12M2.4M0.00%Q1 202605
VANGUARD CAPITAL MANAGEMENT LLC
CIK 0002100119
$8M1.6M0.00%Q1 202606
RENAISSANCE TECHNOLOGIES LLC
CIK 0001037389
$7M1.4M0.01%Q1 202607
Krilogy Financial LLC
CIK 0001659047
$6M1.1M0.18%Q1 202608
Peapod Lane Capital LLC
CIK 0002050979
$5M1.1M4.31%Q1 202609
GEODE CAPITAL MANAGEMENT, LLC
CIK 0001214717· Index
$4M858K0.00%Q1 202610
Pacific Ridge Capital Partners, LLC
CIK 0001591546
$4M817K0.85%Q1 202611
Formidable Asset Management, LLC
CIK 0001592613
$4M839K0.58%Q1 202612
BRIDGEWAY CAPITAL MANAGEMENT, LLC
CIK 0001107261
$3M604K0.06%Q1 202613
GOLDMAN SACHS GROUP INC
CIK 0000886982
$3M584K0.00%Q1 202614
AMERICAN CENTURY COMPANIES INC
CIK 0000748054
$2M511K0.00%Q1 202615
AEGIS FINANCIAL CORP
CIK 0001140753
$2M491K0.41%Q1 202616
Tidal Investments LLC
CIK 0001600064
$2M437K0.00%Q1 202617
Empowered Funds, LLC
CIK 0001592828
$2M340K0.01%Q1 202618
MORGAN STANLEY
CIK 0000895421
$1M277K0.00%Q1 202619
CITADEL ADVISORS LLC
CIK 0001423053
$1M354K0.00%Q4 202520
NORTHERN TRUST CORP
CIK 0000073124· Index
$1M270K0.00%Q1 2026
Page 1 of 6
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