Security record
ACTG
Acacia Research Corporation · Industrials · Specialty Business Services
56Tracked holders
+1Δ holders
78.83MShares held
$367.33MReported value
+6New positions
−5Exits
Momentum inputs (comparable managers):
holder breadth +1.8% ·
share flow +1.5% ·
net new positions +1.8%
— formula
Broad accumulation — rising shares across more holders
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q2 2026
Ownership over time
| Quarter | Holders | Δ | Shares | Reported value | New | Exits |
|---|---|---|---|---|---|---|
| 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 | — | — |
Who holds it · Q2 2026
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | Starboard Value ✦ | 61.12M | 0.0% | $284.84M | 6.3% | Held | 9 | SEC ↗ |
| 2 | State Street Global Advisors ✦ (passive) | 3.17M | +2.0% | $14.76M | 0.0% | ▲ Add | 7 | SEC ↗ |
| 3 | Dimensional Fund Advisors Lp | 2.94M | +3.1% | $13.71M | 0.0% | ▲ Add | 3 | SEC ↗ ×4 |
| 4 | BlackRock ✦ (passive) | 2.60M | +7.9% | $12.10M | 0.0% | ▲ Add | 5 | SEC ↗ ×6 |
| 5 | Vanguard Capital Management Llc | 1.49M | -7.0% | $6.92M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 6 | Renaissance Technologies ✦ | 1.42M | +0.5% | $6.59M | 0.0% | ▲ Add | 9 | SEC ↗ |
| 7 | Goldman Sachs Group ✦ | 1.18M | +101.2% | $5.48M | 0.0% | ▲ Add | 4 | SEC ↗ ×3 |
| 8 | Geode Capital Management ✦ (passive) | 900.81K | +5.0% | $4.20M | 0.0% | ▲ Add | 9 | SEC ↗ ×2 |
| 9 | American Century Companies Inc | 693.31K | +35.6% | $3.23M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 10 | Tidal Investments LLC | 424.17K | -3.0% | $1.98M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 11 | Northern Trust Corp | 289.83K | +7.5% | $1.35M | 0.0% | ▲ Add | 3 | SEC ↗ ×3 |
| 12 | Susquehanna International Group, Llp | 288.46K | +47.0% | $1.34M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 13 | Citadel Advisors ✦ | 249.52K | +26.3% | $1.16M | 0.0% | ▲ Add | 9 | SEC ↗ |
| 14 | AQR Capital Management ✦ | 236.39K | +189.3% | $1.10M | 0.0% | ▲ Add | 6 | SEC ↗ ×7 |
| 15 | Morgan Stanley ✦ | 213.14K | -23.0% | $993,221 | 0.0% | ▼ Trim | 4 | SEC ↗ ×7 |
| 16 | Franklin Resources Inc | 190.19K | +2.6% | $886,276 | 0.0% | ▲ Add | 2 | SEC ↗ ×2 |
| 17 | UBS Group AG | 126.65K | +9.1% | $590,184 | 0.0% | ▲ Add | 3 | SEC ↗ ×2 |
| 18 | Charles Schwab Investment… | 112.02K | +7.0% | $521,995 | 0.0% | ▲ Add | 3 | SEC ↗ |
| 19 | Bank of New York Mellon Corp | 111.87K | -0.5% | $521,299 | 0.0% | ▼ Trim | 3 | SEC ↗ ×3 |
| 20 | Jane Street Group, Llc | 111.77K | -36.3% | $520,862 | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 21 | Quantinno Capital Management LP | 106.14K | +137.9% | $494,612 | 0.0% | ▲ Add | 2 | SEC ↗ |
| 22 | JPMorgan Chase ✦ | 89.57K | -22.7% | $417,402 | 0.0% | ▼ Trim | 4 | SEC ↗ ×4 |
| 23 | Fidelity (FMR) ✦ | 75.73K | 0.0% | $352,925 | 0.0% | ▼ Trim | 5 | SEC ↗ |
| 24 | Simplex Trading, Llc | 65.10K | +103.7% | $303,379 | 0.0% | ▲ Add | 3 | SEC ↗ |
| 25 | State Of Wisconsin Investment Board | 56.52K | New | $263,379 | 0.0% | New | 1 | SEC ↗ |
| 26 | Nuveen, LLC | 48.22K | 0.0% | $224,701 | 0.0% | Held | 3 | SEC ↗ |
| 27 | Rhumbline Advisers | 44.73K | +0.9% | $208,435 | 0.0% | ▲ Add | 3 | SEC ↗ |
| 28 | Alliancebernstein L.P. | 42.84K | +13.5% | $206,060 | 0.0% | ▲ Add | 3 | SEC ↗ |
| 29 | Point72 Asset Management ✦ | 42.41K | -52.1% | $197,631 | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 30 | Deutsche Bank Ag\ | 34.14K | +39.3% | $159,102 | 0.0% | ▲ Add | 3 | SEC ↗ |
| 31 | T. Rowe Price ✦ | 31.71K | +5.9% | $148,000 | 0.0% | ▲ Add | 9 | SEC ↗ |
| 32 | Invesco Ltd. | 30.53K | -60.1% | $142,256 | 0.0% | ▼ Trim | 3 | SEC ↗ ×4 |
| 33 | Wells Fargo & Company/Mn | 30.30K | +134.4% | $141,203 | 0.0% | ▲ Add | 3 | SEC ↗ ×2 |
| 34 | Mercer Global Advisors Inc /Adv | 27.38K | New | $127,586 | 0.0% | New | 1 | SEC ↗ |
| 35 | Bank Of America Corp /De/ | 24.02K | -27.9% | $111,943 | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 36 | Mariner, LLC | 23.48K | +93.4% | $109,440 | 0.0% | ▲ Add | 2 | SEC ↗ |
| 37 | LPL Financial LLC | 20.00K | -42.9% | $93,200 | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 38 | Group One Trading Llc | 19.48K | -20.9% | $90,800 | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 39 | Russell Investments Group, Ltd. | 18.88K | +519.9% | $87,957 | 0.0% | ▲ Add | 3 | SEC ↗ ×2 |
| 40 | Raymond James Financial Inc | 18.50K | 0.0% | $86,210 | 0.0% | Held | 3 | SEC ↗ |
| 41 | IMC-Chicago, LLC | 17.54K | -18.9% | $81,755 | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 42 | Citigroup Inc | 16.15K | +410.5% | $75,264 | 0.0% | ▲ Add | 3 | SEC ↗ ×2 |
| 43 | MIRAE ASSET GLOBAL ETFS HOLDINGS… | 16.11K | -1.1% | $75,082 | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 44 | Wealth Enhancement Advisory… | 16.85K | New | $74,473 | 0.0% | New | 1 | SEC ↗ |
| 45 | Manufacturers Life Insurance… | 13.81K | +9.2% | $64,341 | 0.0% | ▲ Add | 3 | SEC ↗ |
| 46 | Victory Capital Management Inc | 11.02K | +1.1% | $51,353 | 0.0% | ▲ Add | 3 | SEC ↗ |
| 47 | New York State Common Retirement… | 8.92K | 0.0% | $41,572 | 0.0% | Held | 3 | SEC ↗ |
| 48 | Bnp Paribas Financial Markets | 6.42K | -20.4% | $29,931 | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 49 | Barclays Plc | 5.62K | -14.7% | $26,194 | 0.0% | ▼ Trim | 3 | SEC ↗ ×2 |
| 50 | Optiver Holding B.V. | 3.36K | New | $15,648 | 0.0% | New | 1 | SEC ↗ |
| 51 | Legal & General Group Plc | 2.93K | 0.0% | $13,635 | 0.0% | Held | 3 | SEC ↗ |
| 52 | Pnc Financial Services Group, Inc. | 1.79K | 0.0% | $8,346 | 0.0% | Held | 3 | SEC ↗ |
| 53 | Royal Bank Of Canada | 1.69K | New | $8,000 | 0.0% | New | 1 | SEC ↗ ×2 |
| 54 | Osaic Holdings, Inc. | 925 | -68.4% | $4,310 | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 55 | Us Bancorp \De\ | 340 | 0.0% | $1,584 | 0.0% | Held | 2 | SEC ↗ |
| 56 | Jones Financial Companies Lllp | 200 | New | $938 | 0.0% | New | 1 | SEC ↗ |
“Their weight” = the position's share of that manager's reported 13F equity value — the conviction measure. ✦ = curated manager.
New buyers
| State Of Wisconsin Investment… | $263,379 | 0.0% |
| Mercer Global Advisors Inc… | $127,586 | 0.0% |
| Wealth Enhancement Advisory… | $74,473 | 0.0% |
| Optiver Holding B.V. | $15,648 | 0.0% |
| Royal Bank Of Canada | $8,000 | 0.0% |
| Jones Financial Companies Lllp | $938 | 0.0% |
Exited
| Marshall Wace | $559,351 | was 0.0% |
| Millennium Management | $192,607 | was 0.0% |
| Creative Planning | $100,770 | was 0.0% |
| Corient Private Wealth LP | $68,547 | was 0.0% |
| Prudential Financial Inc | $68,374 | was 0.0% |
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.
Open-market purchases (P)
No open-market insider purchases in our coverage window.
Open-market sales (S)
Sep 15
Kohlberg Isaac T.
Director · 24.00K sh · $109,200
Sep 03
OCONNELL MAUREEN
Director · 12.47K sh · $56,970
Sep 02
OCONNELL MAUREEN
Director · 20.53K sh · $95,072
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: Q2 2026 ·
Methodology ·
Get this via the API