Ticker · CUSIP 00402L107
Holders (tracked)
18
Combined shares
3,714,752
Combined value
$185.59M
Last close
$58.63
Quarter
2025Q4
Price · 1Y$58.63+21.19 (+56.59%)H $61.02 · L $36.38 · Avg Vol 1.6M
Tracked holders · last 8 quarters
+5 vs previous quarter over the last 8.
Price is +17.4% vs the avg quarter-end implied price across tracked holders.
SEC event timeline
23 events
- Jeremy Grantham (GMO) added2026-02-17+332 shares · 2025Q4Position
- +13,965 shares · 2025Q4Position
- +175,267 shares · 2025Q4Position
- AQR Capital Management added2026-02-17+17,373 shares · 2025Q4Position
- D.E. Shaw & Co. trimmed2026-02-17−5,783 shares · 2025Q4Position
- Two Sigma Investments trimmed2026-02-17−5,433 shares · 2025Q4Position
- Izzy Englander (Millennium Mgmt) trimmed2026-02-17−119,303 shares · 2025Q4Position
- Steve Cohen (Point72) added2026-02-17+283,473 shares · 2025Q4Position
- T. Rowe Price added2026-02-17+2,072 shares · 2025Q4Position
- Lee Ainslie (Maverick Capital) added2026-02-13+72,951 shares · 2025Q4Position
- −116,687 shares · 2025Q4Position
- Norges Bank (Norway SWF) opened position2026-02-10+586,485 shares · 2025Q4Position
- Izzy Englander (Millennium Mgmt) trimmed2025-11-14−300,478 shares · 2025Q3Position
- Steve Cohen (Point72) added2025-11-14+982,652 shares · 2025Q3Position
- Two Sigma Investments trimmed2025-11-14−367 shares · 2025Q3Position
- D.E. Shaw & Co. opened position2025-11-14+16,425 shares · 2025Q3Position
- AQR Capital Management trimmed2025-11-14−16,236 shares · 2025Q3Position
- +16,155 shares · 2025Q3Position
- T. Rowe Price trimmed2025-11-14−368,946 shares · 2025Q3Position
- Jeremy Grantham (GMO) trimmed2025-11-13−57 shares · 2025Q3Position
- Norges Bank (Norway SWF) exited2025-11-13−763,849 shares · 2025Q3Position
- Ray Dalio (Bridgewater Associates) added2025-11-13+166,997 shares · 2025Q3Position
- Norges Bank (Norway SWF) added2025-11-12+17,769 shares · 2024Q3Position
Insider activity
No insider transactions in the last 30 days.
Follow-the-investor returns
If you'd copied each holder of ASO…
Cost basis inferred from each manager's quarter-over-quarter position changes. Sorted by % return on the position they're still holding.
| Investor | First in | Cost basis | Return | Position value today |
|---|---|---|---|---|
| T. Rowe Price | 2021Q2 | $44.20 | +32.7% | $3.7M |
| Izzy Englander (Millennium Mgmt) | 2020Q4 | $45.08 | +30.1% | $532K |
| Ken Griffin (Citadel Advisors) | 2020Q4 | $47.98 | +22.2% | $10.2M |
| Ken Griffin (Citadel Advisors) | 2020Q4 | $47.98 | +22.2% | $10.2M |
| Ken Griffin (Citadel Advisors) | 2020Q4 | $47.98 | +22.2% | $10.2M |
| Ray Dalio (Bridgewater Associates) | 2024Q2 | $48.70 | +20.4% | $8.8M |
| Steve Cohen (Point72) | 2021Q2 | $48.96 | +19.8% | $96.3M |
| AQR Capital Management | 2021Q3 | $49.17 | +19.2% | $7.1M |
| Two Sigma Investments | 2020Q4 | $49.92 | +17.5% | $1.3M |
| D.E. Shaw & Co. | 2020Q4 | $50.01 | +17.2% | $8.1M |
| D.E. Shaw & Co. | 2020Q4 | $50.01 | +17.2% | $8.1M |
| D.E. Shaw & Co. | 2020Q4 | $50.01 | +17.2% | $8.1M |
| Lee Ainslie (Maverick Capital) | 2021Q1 | $52.24 | +12.2% | $5.2M |
| Paul Tudor Jones (Tudor Investment) | 2020Q4 | $52.30 | +12.1% | $926K |
| Paul Tudor Jones (Tudor Investment) | 2020Q4 | $52.30 | +12.1% | $926K |
| Paul Tudor Jones (Tudor Investment) | 2020Q4 | $52.30 | +12.1% | $926K |
| Jeremy Grantham (GMO) | 2021Q3 | $56.12 | +4.5% | $4.5M |
| Norges Bank (Norway SWF) | 2021Q2 | $3088.58 | -98.1% | $34.4M |
Who moved on this name in 2025Q4
Position changes reported for the latest quarter, grouped by direction.
New positions3
- Norges Bank (Norway SWF)+586,485$29.3M
- Ken Griffin (Citadel Advisors)+175,267$8.8M
- Paul Tudor Jones (Tudor Investment)+13,965$698K
Added to5
- Steve Cohen (Point72)+283,473$14.2M
- Lee Ainslie (Maverick Capital)+72,951$3.6M
- AQR Capital Management+17,373$868K
- Jeremy Grantham (GMO)+332$17K
- T. Rowe Price+2,072$104
Trimmed4
- Izzy Englander (Millennium Mgmt)−119,303$6.0M
- Ray Dalio (Bridgewater Associates)−116,687$5.8M
- D.E. Shaw & Co.−5,783$289K
- Two Sigma Investments−5,433$271K
Exited0
—
Institutional ownership over time
Distinct super-investors holding this ticker · combined dollar value, by quarter.
| Quarter | Holders | Combined value |
|---|---|---|
| 2022Q1 | 15 | $12.97B |
| 2022Q2 | 13 | $18.38B |
| 2022Q3 | 15 | $784.4M |
| 2022Q4 | 15 | $931.3M |
| 2023Q1 | 19 | $1.06B |
| 2023Q2 | 18 | $876.6M |
| 2023Q3 | 14 | $753.4M |
| 2023Q4 | 14 | $1.17B |
| 2024Q1 | 15 | $1.07B |
| 2024Q2 | 17 | $863.4M |
| 2024Q3 | 14 | $160.3M |
| 2024Q4 | 13 | $150.0M |
| 2025Q1 | 14 | $84.1M |
| 2025Q2 | 15 | $147.1M |
| 2025Q3 | 13 | $144.4M |
| 2025Q4 | 18 | $185.6M |
Who owns ASO
18 super-investors · 2025Q4
Tracked stake
3.71M
shares
Combined value
$186M
% of shares outstanding
—
shares-out unknown
Quarter action mix
New7Added5Trim6
| # | Manager | Shares | Value |
|---|---|---|---|
| 1 | Steve Cohen Point72 | 1.64M | $82M |
| 2 | Norges Bank Norway SWF | 586.5K | $29M |
| 3 | Ken Griffin Citadel Advisors | 389.4K | $19M |
| 4 | Ken Griffin Citadel Advisors | 175.3K | $9M |
| 5 | Ken Griffin Citadel Advisors | 174.2K | $9M |
| 6 | Ray Dalio Bridgewater Associates | 149.4K | $7M |
| 7 | D.E. Shaw & Co. | 138.8K | $7M |
| 8 | AQR Capital Management | 120.9K | $6M |
| 9 | Lee Ainslie Maverick Capital | 89.1K | $4M |
| 10 | Jeremy Grantham GMO | 77.2K | $4M |
| 11 | T. Rowe Price | 63.4K | $3M |
| 12 | D.E. Shaw & Co. | 23.3K | $1M |
| 13 | Two Sigma Investments | 21.5K | $1M |
| 14 | Paul Tudor Jones Tudor Investment | 15.8K | $789K |
| 15 | Paul Tudor Jones Tudor Investment | 14.2K | $709K |
| 16 | Paul Tudor Jones Tudor Investment | 14.0K | $698K |
| 17 | D.E. Shaw & Co. | 10.6K | $532K |
| 18 | Izzy Englander Millennium Mgmt | 9.1K | $453K |
Recent moves
20 transactions
- TRIMD.E. Shaw & Co.−5,783 · 2025Q4
- +17,373 · 2025Q4
- +13,965 · 2025Q4
- −119,303 · 2025Q4
- −5,433 · 2025Q4
- +175,267 · 2025Q4
- +2,072 · 2025Q4
- +332 · 2025Q4
- +283,473 · 2025Q4
- −116,687 · 2025Q4
- +72,951 · 2025Q4
- +586,485 · 2025Q4
- +982,652 · 2025Q3
- TRIMT. Rowe Price−368,946 · 2025Q3
- +16,425 · 2025Q3
- −300,478 · 2025Q3
- +16,155 · 2025Q3
- −367 · 2025Q3
- −16,236 · 2025Q3
- +166,997 · 2025Q3
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