Ticker · CUSIP 02074J501
Holders (tracked)
3
Combined shares
237,589
Combined value
$1.54M
Last close
—
Quarter
2025Q4
Tracked holders · last 8 quarters
+1 vs previous quarter over the last 5.
SEC event timeline
7 events
- Izzy Englander (Millennium Mgmt) exited2026-02-17−17,250 shares · 2025Q413F
- Two Sigma Investments added2026-02-17+34,844 shares · 2025Q413F
- +118,421 shares · 2025Q413F
- +61,596 shares · 2025Q413F
- −70,000 shares · 2025Q313F
- Izzy Englander (Millennium Mgmt) added2025-11-14+26 shares · 2025Q313F
- Two Sigma Investments opened position2025-11-14+22,728 shares · 2025Q313F
Insider activity
No insider transactions in the last 30 days.
Who moved on this name in 2025Q4
13F transactions reported for the latest quarter, grouped by direction.
New positions2
- Ken Griffin (Citadel Advisors)+118,421$770K
- Paul Tudor Jones (Tudor Investment)+61,596$400K
Added to1
- Two Sigma Investments+34,844$226K
Trimmed0
—
Exited1
- Izzy Englander (Millennium Mgmt)−17,250$112K
Institutional ownership over time
Distinct super-investors holding this ticker · combined dollar value, by quarter.
| Quarter | Holders | Combined value |
|---|---|---|
| 2024Q4 | 1 | $412K |
| 2025Q1 | 1 | $354K |
| 2025Q2 | 2 | $814K |
| 2025Q3 | 2 | $260K |
| 2025Q4 | 3 | $1.5M |
Who owns ACOG
3 super-investors · 2025Q4
Tracked stake
237.6K
shares
Combined value
$2M
% of shares outstanding
—
shares-out unknown
Quarter action mix
New2Added1
| # | Manager | Shares | Value |
|---|---|---|---|
| 1 | Ken Griffin Citadel Advisors | 118.4K | $770K |
| 2 | Paul Tudor Jones Tudor Investment | 61.6K | $400K |
| 3 | Two Sigma Investments | 57.6K | $374K |
Recent moves
9 transactions
- +118,421 · 2025Q4
- +34,844 · 2025Q4
- −17,250 · 2025Q4
- +61,596 · 2025Q4
- −70,000 · 2025Q3
- +26 · 2025Q3
- +22,728 · 2025Q3
- +17,224 · 2025Q2
- +70,000 · 2024Q4
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