Ticker · CUSIP 03071H100
Holders (tracked)
10
Combined shares
976,787
Combined value
$36.42M
Last close
—
Quarter
2025Q4
Tracked holders · last 8 quarters
+2 vs previous quarter over the last 8.
SEC event timeline
19 events
- D.E. Shaw & Co. added2026-02-17+10,952 shares · 2025Q413F
- Ken Griffin (Citadel Advisors) trimmed2026-02-17−42,163 shares · 2025Q413F
- Two Sigma Investments added2026-02-17+53,284 shares · 2025Q413F
- Izzy Englander (Millennium Mgmt) added2026-02-17+1,803 shares · 2025Q413F
- Steve Cohen (Point72) added2026-02-17+54,970 shares · 2025Q413F
- T. Rowe Price added2026-02-17+7,442 shares · 2025Q413F
- +9,365 shares · 2025Q413F
- AQR Capital Management trimmed2026-02-17−38,493 shares · 2025Q413F
- Renaissance Technologies trimmed2026-02-12−1,500 shares · 2025Q413F
- −47,330 shares · 2025Q313F
- Steve Cohen (Point72) added2025-11-14+13,100 shares · 2025Q313F
- Two Sigma Investments added2025-11-14+63,790 shares · 2025Q313F
- D.E. Shaw & Co. trimmed2025-11-14−10,493 shares · 2025Q313F
- Izzy Englander (Millennium Mgmt) added2025-11-14+122,387 shares · 2025Q313F
- T. Rowe Price added2025-11-14+2,566 shares · 2025Q313F
- AQR Capital Management added2025-11-14+48,987 shares · 2025Q313F
- Norges Bank (Norway SWF) exited2025-11-13−53,500 shares · 2025Q313F
- Renaissance Technologies trimmed2025-11-13−4,600 shares · 2025Q313F
- Norges Bank (Norway SWF) exited2025-11-12−27,500 shares · 2024Q313F
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
- Paul Tudor Jones (Tudor Investment)+9,365$360K
Added to5
- Steve Cohen (Point72)+54,970$2.1M
- Two Sigma Investments+53,284$2.0M
- D.E. Shaw & Co.+10,952$421K
- Izzy Englander (Millennium Mgmt)+1,803$69K
- T. Rowe Price+7,442$286
Trimmed3
- Ken Griffin (Citadel Advisors)−42,163$1.6M
- AQR Capital Management−38,493$1.5M
- Renaissance Technologies−1,500$58K
Exited0
—
Institutional ownership over time
Distinct super-investors holding this ticker · combined dollar value, by quarter.
| Quarter | Holders | Combined value |
|---|---|---|
| 2022Q1 | 9 | $176.0M |
| 2022Q2 | 11 | $195.9M |
| 2022Q3 | 9 | $167K |
| 2022Q4 | 11 | $174.2M |
| 2023Q1 | 11 | $165.2M |
| 2023Q2 | 10 | $176.2M |
| 2023Q3 | 10 | $160.6M |
| 2023Q4 | 7 | $152.9M |
| 2024Q1 | 12 | $168.1M |
| 2024Q2 | 12 | $158.2M |
| 2024Q3 | 10 | $28.7M |
| 2024Q4 | 11 | $26.3M |
| 2025Q1 | 11 | $24.8M |
| 2025Q2 | 10 | $34.9M |
| 2025Q3 | 8 | $39.1M |
| 2025Q4 | 10 | $36.4M |
Who owns AMSF
10 super-investors · 2025Q4
Tracked stake
976.8K
shares
Combined value
$36M
% of shares outstanding
—
shares-out unknown
Quarter action mix
New1Added5Trim4
| # | Manager | Shares | Value |
|---|---|---|---|
| 1 | Renaissance Technologies | 219.0K | $8M |
| 2 | Two Sigma Investments | 197.6K | $8M |
| 3 | Izzy Englander Millennium Mgmt | 193.6K | $7M |
| 4 | Ken Griffin Citadel Advisors | 126.3K | $5M |
| 5 | Steve Cohen Point72 | 83.5K | $3M |
| 6 | AQR Capital Management | 68.3K | $3M |
| 7 | D.E. Shaw & Co. | 43.4K | $2M |
| 8 | Paul Tudor Jones Tudor Investment | 9.4K | $360K |
| 9 | Ken Griffin Citadel Advisors | 7.1K | $273K |
| 10 | T. Rowe Price | 28.7K | $1K |
Recent moves
20 transactions
- +10,952 · 2025Q4
- +1,803 · 2025Q4
- −38,493 · 2025Q4
- +54,970 · 2025Q4
- +7,442 · 2025Q4
- −42,163 · 2025Q4
- +53,284 · 2025Q4
- +9,365 · 2025Q4
- −1,500 · 2025Q4
- −47,330 · 2025Q3
- +13,100 · 2025Q3
- +48,987 · 2025Q3
- +2,566 · 2025Q3
- TRIMD.E. Shaw & Co.−10,493 · 2025Q3
- +122,387 · 2025Q3
- +63,790 · 2025Q3
- −4,600 · 2025Q3
- −53,500 · 2025Q3
- −27,500 · 2024Q3
- +10,861 · 2025Q2
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