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$ACTG
$4.16 -$0.05 (1.19%) Close

Ownership

13F as of Q2 2026 · 97.6M shares outstanding

Who owns ACTG?

By type of holder
Institutions 87.9% Insiders 0.0% Everyone else 12.1%
Concentration Top 10 holders own 78.8%
Starboard Value LP 62.6% · State Street Corp 3.3%
Institutional ownership
87.9%
+1.1 pts vs last qtr
Institutional holders
122
+3 vs last qtr
Net shares bought
+1.0M
by institutions in Q2 2026
New / sold out
16 / 13
positions opened vs closed

How is ownership changing?

Institutions, last 8 quarters

Biggest buyers in Q2 2026
  • Goldman Sachs Group Inc +591.1K
  • BlackRock, Inc. +190.9K

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Biggest sellers in Q2 2026
  • Susquehanna International Group, LLP SOLD OUT −196.3K
  • Marshall Wace, LLP SOLD OUT −116.3K

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Who is planning to sell?

Notices of proposed sale, last 12 months
$849K
5 notices from 4 people
Shares covered
185.0K
0.19% of the company
Arranged in advance
0%
of the value is under a 10b5-1 plan
Under a 10b5-1 plan No plan
$0$295.2K$590.4KNovDecJanFebMarAprMayJunJulAug 2026: $590.4K without a planAugSep 2026: $258.5K without a planSepOct
Largest proposed sellers
  • Geoffrey Ribar Director $395K
  • Kohlberg Isaac T. Director $260K

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Every notice on Red Flags →

A Form 144 is notice of a planned sale, not the sale itself. What insiders actually sold is on Insider Transactions.

Is your stake being diluted?

Diluted share count, FY2016–FY2025
+94.0%
+7.64% a year
Each share's claim on the business
−48.5%
shrank without buying or selling a share
Spent on buybacks vs paid in stock
$84M vs $40.7M
over 10 fiscal years
Diluted shares, split-adjusted
41.2M70.7M100.2M2016: 50.1M shares'162017: 50.7M shares'172018: 50.0M shares'182019: 50.9M shares'192020: 57.4M shares'202021: 98.5M shares'212022: 42.5M shares'222023: 92.4M shares'232024: 99.2M shares'242025: 97.2M shares'25
Buybacks Stock-based comp
$0$25.5M$51.0M2016 buybacks: $82.0K2016 stock comp: $9.1M'162017 buybacks: $02017 stock comp: $8.9M'172018 buybacks: $4.6M2018 stock comp: $317.0K'182019 buybacks: $02019 stock comp: $1.1M'192020 buybacks: $4.0M2020 stock comp: $1.7M'202021 buybacks: $4.0M2021 stock comp: $2.1M'212022 buybacks: $51.0M2022 stock comp: $3.8M'222023 buybacks: $02023 stock comp: $3.3M'232024 buybacks: $20.3M2024 stock comp: $4.8M'242025 buybacks: $02025 stock comp: $5.7M'25

How patient are the owners?

Institutional shares by how long they've been held
5+ years21% 3–5 years74% 1–3 years2% Under 1 year3%
Quarterly turnover
1.9%
of institutional shares changed hands
Top 10 managers, median time held
5 years

Super Investors

Investment managers reporting ACTG on Form 13F
SV
Starboard Value LP
Shares
61.1M
% of company
62.64%
Change vs last qtr
Unchanged
Held since
2022
SS
State Street Corp
Shares
3.2M
% of company
3.25%
Change vs last qtr
+61.7K (+2.0%)
Held since
≤2021

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Institutional Funds

Mutual funds and ETFs reporting ACTG on Form N-PORT; together they hold 10.6% of the company
VT
Vanguard Total Stock Market Index Fund
Vanguard Index Funds
Position value
$4.97M
% of company
1.09%
% of the fund
0.00%
As of
June 30, 2026
IR
iShares Russell 2000 ETF
iShares Trust
Position value
$4.18M
% of company
0.92%
% of the fund
0.01%
As of
June 30, 2026

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