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Security record · archived quarter

ACRV

name pending profile ingest

Q2 2026 Q1 2026 Q4 2025 Q3 2025 Q2 2025 Q1 2025 Q4 2024 Q3 2024
6Tracked holders
-1Δ holders
4.19MShares held
$25.24MReported value
+0New positions
−1Exits
Strongly Falling How these are computed → Explain this at the Research Desk →

Momentum inputs (comparable managers): holder breadth -14.3% · share flow -6.1% · net new positions -16.7%formula
Broad distribution — falling shares and fewer holders

All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q4 2024

Ownership over time
QuarterHoldersΔSharesReported valueNewExits
Q2 2026 26 +2 4.68M $8.34M +3 −1
Q1 2026 24 -4 4.30M $5.97M +1 −5
Q4 2025 28 +1 6.61M $15.94M +1
Q3 2025 14 -1 5.01M $9.07M −1
Q2 2025 12 +3 5.22M $6.21M +3
Q1 2025 6 0 3.82M $7.76M
Q4 2024 6 -1 4.19M $25.24M −1
Q3 2024 6 +1 4.23M $29.59M +1
Q2 2024 5 4.32M $25.05M
Holder count
Who holds it · Q4 2024
#ManagerSharesΔ sharesValueTheir weightHeld
1 Citadel Advisors 2.12M -1.0% $12.76M 0.0% ▼ Trim 3 SEC ↗
2 Wellington Management 888.13K 0.0% $5.35M 0.0% Held 3 SEC ↗
3 Marshall Wace 597.79K -26.2% $3.60M 0.0% ▼ Trim 3 SEC ↗
4 Marshall Wace 597.79K -26.2% $3.60M 0.0% ▼ Trim 3 SEC ↗
5 Marshall Wace 597.79K -26.2% $3.60M 0.0% ▼ Trim 3 SEC ↗
6 Geode Capital Management (passive) 301.39K -0.2% $1.81M 0.0% ▼ Trim 3 SEC ↗
7 Geode Capital Management (passive) 301.39K -0.2% $1.81M 0.0% ▼ Trim 3 SEC ↗
8 State Street Global Advisors (passive) 236.60K $1.42M 0.0% n/c 1 SEC ↗
9 Renaissance Technologies 49.40K +7.6% $297,388 0.0% ▲ Add 3 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

Millennium Management $278,250 was 0.0%

Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 43 holders, 16.24M shares, $21.13M 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 18 Blume-Jensen Peter

Officer, Director · 1.23K sh · $2,470

Aug 18 Blume-Jensen Peter

Officer, Director · 484 sh · $973

Aug 18 Devroe Eric

Officer · 604 sh · $1,214

Aug 18 Gamelin Erick

Officer · 400 sh · $804

Aug 18 Miller Mary

Officer · 185 sh · $372

Aug 18 Peterson Katharine

Officer · 101 sh · $203

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

Beneficial ownership
Aug 13 SC 13G/A — Sands Capital Life Sciences Pulse Fund…

View original SEC filing ↗

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: Q4 2024 · Methodology · Get this via the API