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Security record · archived quarter

ACTG

Acacia Research Corporation · Industrials · Specialty Business Services

4.51 +0.2% mkt cap $435.62M quote delayed (FMP) · as of Aug 26 15:08 UTC — separate from filing data below

Q2 2026 Q1 2026 Q4 2025 Q3 2025 Q2 2025 Q1 2025 Q4 2024 Q3 2024
14Tracked holders
0Δ holders
72.41MShares held
$235.34MReported value
+0New positions
−0Exits
Stable Conviction score 38/100 2 quarters of rising tracked shares ●●○○○○ How these are computed → Explain this at the Research Desk →

Momentum inputs (comparable managers): holder breadth 0.0% · share flow -0.5% · net new positions 0.0%formula

All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q3 2025

Ownership over time
QuarterHoldersΔSharesReported valueNewExits
Q2 2026 56 +1 78.83M $367.33M +6 −5
Q1 2026 57 +8 77.67M $373.53M +10 −2
Q4 2025 49 0 77.35M $289.30M
Q3 2025 14 0 72.41M $235.34M
Q2 2025 11 +1 71.90M $257.40M +1
Q1 2025 7 0 66.56M $212.99M +1 −1
Q4 2024 7 0 66.68M $289.38M
Q3 2024 6 -2 63.77M $297.19M −2
Q2 2024 8 63.80M $319.66M
Holder count
Who holds it · Q3 2025
#ManagerSharesΔ sharesValueTheir weightHeld
1 Starboard Value 61.12M 0.0% $198.65M 3.7% Held 6 SEC ↗
2 State Street Global Advisors (passive) 2.79M -0.9% $9.07M 0.0% ▼ Trim 4 SEC ↗
3 BlackRock (passive) 2.34M -1.2% $7.60M 0.0% ▼ Trim 2 SEC ↗
4 BlackRock (passive) 2.34M -1.2% $7.60M 0.0% ▼ Trim 2 SEC ↗
5 BlackRock (passive) 2.34M -1.2% $7.60M 0.0% ▼ Trim 2 SEC ↗
6 BlackRock (passive) 2.34M -1.2% $7.60M 0.0% ▼ Trim 2 SEC ↗
7 BlackRock (passive) 2.34M -1.2% $7.60M 0.0% ▼ Trim 2 SEC ↗
8 BlackRock (passive) 2.34M -1.2% $7.60M 0.0% ▼ Trim 2 SEC ↗
9 The Vanguard Group (passive) 2.28M -0.7% $7.42M 0.0% ▼ Trim 2 SEC ↗
10 The Vanguard Group (passive) 2.28M -0.7% $7.42M 0.0% ▼ Trim 2 SEC ↗
11 The Vanguard Group (passive) 2.28M -0.7% $7.42M 0.0% ▼ Trim 2 SEC ↗
12 Renaissance Technologies 1.53M -2.1% $4.96M 0.0% ▼ Trim 6 SEC ↗
13 Geode Capital Management (passive) 842.78K -1.8% $2.74M 0.0% ▼ Trim 6 SEC ↗
14 Geode Capital Management (passive) 842.78K -1.8% $2.74M 0.0% ▼ Trim 6 SEC ↗
15 Citadel Advisors 450.09K -24.2% $1.46M 0.0% ▼ Trim 6 SEC ↗
16 Goldman Sachs Group 347.64K $1.13M 0.0% n/c 1 SEC ↗
17 Goldman Sachs Group 347.64K $1.13M 0.0% n/c 1 SEC ↗
18 Morgan Stanley 325.12K $1.06M 0.0% n/c 1 SEC ↗
19 Morgan Stanley 325.12K $1.06M 0.0% n/c 1 SEC ↗
20 Morgan Stanley 325.12K $1.06M 0.0% n/c 1 SEC ↗
21 Morgan Stanley 325.12K $1.06M 0.0% n/c 1 SEC ↗
22 Morgan Stanley 325.12K $1.06M 0.0% n/c 1 SEC ↗
23 Morgan Stanley 325.12K $1.06M 0.0% n/c 1 SEC ↗
24 Morgan Stanley 325.12K $1.06M 0.0% n/c 1 SEC ↗
25 JPMorgan Chase 206.06K $669,702 0.0% n/c 1 SEC ↗
26 JPMorgan Chase 206.06K $669,702 0.0% n/c 1 SEC ↗
27 JPMorgan Chase 206.06K $669,702 0.0% n/c 1 SEC ↗
28 JPMorgan Chase 206.06K $669,702 0.0% n/c 1 SEC ↗
29 JPMorgan Chase 206.06K $669,702 0.0% n/c 1 SEC ↗
30 JPMorgan Chase 206.06K $669,702 0.0% n/c 1 SEC ↗
31 Marshall Wace 63.79K -62.8% $207,329 0.0% ▼ Trim 2 SEC ↗
32 Marshall Wace 63.79K -62.8% $207,329 0.0% ▼ Trim 2 SEC ↗
33 Fidelity (FMR) 62.81K -3.3% $204,133 0.0% ▼ Trim 2 SEC ↗
34 AQR Capital Management 33.27K +28.9% $108,134 0.0% ▲ Add 3 SEC ↗
35 AQR Capital Management 33.27K +28.9% $108,134 0.0% ▲ Add 3 SEC ↗
36 AQR Capital Management 33.27K +28.9% $108,134 0.0% ▲ Add 3 SEC ↗
37 AQR Capital Management 33.27K +28.9% $108,134 0.0% ▲ Add 3 SEC ↗
38 AQR Capital Management 33.27K +28.9% $108,134 0.0% ▲ Add 3 SEC ↗
39 T. Rowe Price 18.74K 0.0% $61,000 0.0% Held 6 SEC ↗

“Their weight” = the position's share of that manager's reported 13F equity value — the conviction measure. ✦ = curated manager.

New buyers

No new tracked buyers this quarter.

Exited

No tracked exits this quarter.

Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 115 holders, 84.56M shares, $405.99M reported. This is a different, older period than the tracked-universe figures above and the two are never mixed.

Frequently co-owned

What else this security's tracked holders most often hold — shared-ownership counts, not fundamental relationships.

Insider transactions

Open-market purchases (P)

No open-market insider purchases in our coverage window.

Open-market sales (S)

Aug 19 OCONNELL MAUREEN

Director · 10.00K sh · $46,000

Aug 12 Kohlberg Isaac T.

Director · 32.19K sh · $150,318

Awards, exercises and tax withholding are never counted as buys or sales here. Methodology

Provenance: Ownership from parsed 13F common-stock positions (tracked universe, comparable sets for changes); insider rows from Forms 3/4/5; stakes from Schedules 13D/13G; every filing links to its original on SEC EDGAR. Reporting period: Q3 2025 · Methodology · Get this via the API