Ticker · CUSIP 00851L103
Holders (tracked)
9
Combined shares
3,021,003
Combined value
$12.30M
Last close
—
Quarter
2025Q4
Tracked holders · last 8 quarters
+2 vs previous quarter over the last 8.
SEC event timeline
9 events
- Steve Cohen (Point72) opened position2026-02-17+26,000 shares · 2025Q413F
- Philippe Laffont (Coatue) exited2026-02-17−93,700 shares · 2025Q413F
- Ken Griffin (Citadel Advisors) trimmed2026-02-17−3,649 shares · 2025Q413F
- Two Sigma Investments added2026-02-17+142,929 shares · 2025Q413F
- Izzy Englander (Millennium Mgmt) trimmed2026-02-17−49,719 shares · 2025Q413F
- Renaissance Technologies trimmed2026-02-12−14,700 shares · 2025Q413F
- Izzy Englander (Millennium Mgmt) trimmed2025-11-14−50,865 shares · 2025Q313F
- Two Sigma Investments trimmed2025-11-14−30,587 shares · 2025Q313F
- Renaissance Technologies trimmed2025-11-13−6,100 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 positions1
- Steve Cohen (Point72)+26,000$106K
Added to1
- Two Sigma Investments+142,929$582K
Trimmed3
- Izzy Englander (Millennium Mgmt)−49,719$202K
- Renaissance Technologies−14,700$60K
- Ken Griffin (Citadel Advisors)−3,649$15K
Exited1
- Philippe Laffont (Coatue)−93,700$358K
Institutional ownership over time
Distinct super-investors holding this ticker · combined dollar value, by quarter.
| Quarter | Holders | Combined value |
|---|---|---|
| 2022Q1 | 11 | $65.8M |
| 2022Q2 | 11 | $42.4M |
| 2022Q3 | 11 | $23K |
| 2022Q4 | 10 | $16.2M |
| 2023Q1 | 11 | $17.8M |
| 2023Q2 | 11 | $14.5M |
| 2023Q3 | 10 | $9.7M |
| 2023Q4 | 9 | $2.0M |
| 2024Q1 | 9 | $2.0M |
| 2024Q2 | 9 | $3.6M |
| 2024Q3 | 8 | $4.0M |
| 2024Q4 | 9 | $14.6M |
| 2025Q1 | 9 | $15.0M |
| 2025Q2 | 9 | $11.6M |
| 2025Q3 | 7 | $11.4M |
| 2025Q4 | 9 | $12.3M |
Who owns API
9 super-investors · 2025Q4
Tracked stake
3.02M
shares
Combined value
$12M
% of shares outstanding
—
shares-out unknown
Quarter action mix
New1Added1Trim5Held2
| # | Manager | Shares | Value |
|---|---|---|---|
| 1 | Hillhouse HHLR Advisors | 2.10M | $9M |
| 2 | Renaissance Technologies | 378.3K | $2M |
| 3 | Two Sigma Investments | 162.9K | $663K |
| 4 | Ken Griffin Citadel Advisors | 152.4K | $620K |
| 5 | D.E. Shaw & Co. | 94.4K | $384K |
| 6 | Izzy Englander Millennium Mgmt | 80.7K | $328K |
| 7 | Steve Cohen Point72 | 26.0K | $106K |
| 8 | Ken Griffin Citadel Advisors | 14.1K | $57K |
| 9 | Ken Griffin Citadel Advisors | 13.7K | $56K |
Recent moves
20 transactions
- −49,719 · 2025Q4
- −93,700 · 2025Q4
- +26,000 · 2025Q4
- +142,929 · 2025Q4
- −3,649 · 2025Q4
- −14,700 · 2025Q4
- −50,865 · 2025Q3
- −30,587 · 2025Q3
- −6,100 · 2025Q3
- −250,007 · 2025Q2
- −32,692 · 2025Q2
- −341,810 · 2025Q2
- −56,300 · 2025Q2
- +24,648 · 2025Q1
- +306,302 · 2025Q1
- −162,600 · 2025Q1
- +4,207 · 2024Q4
- TRIMD.E. Shaw & Co.−89,771 · 2024Q4
- −2,949 · 2024Q4
- +2,098,553 · 2024Q4
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