Ticker · CUSIP 04911A107
Holders (tracked)
11
Combined shares
1,888,705
Combined value
$66.67M
Last close
$38.87
Quarter
2025Q4
Price · 1Y$38.87+15.19 (+64.18%)H $41.40 · L $23.56 · Avg Vol 1.2M
Tracked holders · last 8 quarters
+1 vs previous quarter over the last 8.
Price is +10.1% vs the avg quarter-end implied price across tracked holders.
SEC event timeline
19 events
- AQR Capital Management added2026-02-17+9,551 shares · 2025Q4Position
- Two Sigma Investments trimmed2026-02-17−101,883 shares · 2025Q4Position
- Ken Griffin (Citadel Advisors) trimmed2026-02-17−928,451 shares · 2025Q4Position
- Izzy Englander (Millennium Mgmt) trimmed2026-02-17−54,469 shares · 2025Q4Position
- Wellington Management trimmed2026-02-17−173,803 shares · 2025Q4Position
- T. Rowe Price added2026-02-17+4,858 shares · 2025Q4Position
- Renaissance Technologies opened position2026-02-12+18,302 shares · 2025Q4Position
- Ken Fisher (Fisher Asset Mgmt) added2026-02-09+38 shares · 2025Q4Position
- Mario Gabelli (GAMCO) trimmed2026-02-05−8,323 shares · 2025Q4Position
- AQR Capital Management added2025-11-14+69,696 shares · 2025Q3Position
- +139,600 shares · 2025Q3Position
- Two Sigma Investments trimmed2025-11-14−317,105 shares · 2025Q3Position
- T. Rowe Price added2025-11-14+6,026 shares · 2025Q3Position
- Wellington Management added2025-11-14+37,422 shares · 2025Q3Position
- Renaissance Technologies exited2025-11-13−342,002 shares · 2025Q3Position
- Norges Bank (Norway SWF) exited2025-11-13−108,848 shares · 2025Q3Position
- Ken Fisher (Fisher Asset Mgmt) trimmed2025-11-12−1,380 shares · 2025Q3Position
- Mario Gabelli (GAMCO) trimmed2025-11-12−8,198 shares · 2025Q3Position
- Norges Bank (Norway SWF) trimmed2025-11-12−98,462 shares · 2024Q3Position
Insider activity
No insider transactions in the last 30 days.
Follow-the-investor returns
If you'd copied each holder of AUB…
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 |
|---|---|---|---|---|
| Ken Fisher (Fisher Asset Mgmt) | 2020Q2 | $28.83 | +34.8% | $14.0M |
| Mario Gabelli (GAMCO) | 2020Q2 | $30.82 | +26.1% | $7.3M |
| Wellington Management | 2019Q2 | $31.58 | +23.1% | $23.8M |
| T. Rowe Price | 2019Q2 | $32.41 | +20.0% | $4.9M |
| AQR Capital Management | 2021Q2 | $32.53 | +19.5% | $10.7M |
| Izzy Englander (Millennium Mgmt) | 2019Q4 | $33.48 | +16.1% | $3.3M |
| Two Sigma Investments | 2020Q1 | $33.55 | +15.9% | $4.5M |
| Renaissance Technologies | 2019Q2 | $34.48 | +12.7% | $711K |
| Ken Griffin (Citadel Advisors) | 2019Q3 | $35.29 | +10.1% | $1.2M |
| Ken Griffin (Citadel Advisors) | 2019Q3 | $35.29 | +10.1% | $1.2M |
| Ken Griffin (Citadel Advisors) | 2019Q3 | $35.29 | +10.1% | $1.2M |
Who moved on this name in 2025Q4
Position changes reported for the latest quarter, grouped by direction.
New positions1
- Renaissance Technologies+18,302$646K
Added to3
- AQR Capital Management+9,551$337K
- Ken Fisher (Fisher Asset Mgmt)+38$1K
- T. Rowe Price+4,858$171
Trimmed5
- Ken Griffin (Citadel Advisors)−928,451$32.8M
- Wellington Management−173,803$6.1M
- Two Sigma Investments−101,883$3.6M
- Izzy Englander (Millennium Mgmt)−54,469$1.9M
- Mario Gabelli (GAMCO)−8,323$294K
Exited0
—
Institutional ownership over time
Distinct super-investors holding this ticker · combined dollar value, by quarter.
| Quarter | Holders | Combined value |
|---|---|---|
| 2022Q1 | 14 | $25.84B |
| 2022Q2 | 13 | $24.11B |
| 2022Q3 | 14 | $280.7M |
| 2022Q4 | 15 | $280.2M |
| 2023Q1 | 13 | $456.1M |
| 2023Q2 | 9 | $311.0M |
| 2023Q3 | 9 | $369.5M |
| 2023Q4 | 8 | $446.2M |
| 2024Q1 | 10 | $432.3M |
| 2024Q2 | 10 | $462.8M |
| 2024Q3 | 10 | $39.2M |
| 2024Q4 | 13 | $101.3M |
| 2025Q1 | 11 | $99.1M |
| 2025Q2 | 10 | $118.8M |
| 2025Q3 | 10 | $109.4M |
| 2025Q4 | 11 | $66.7M |
Who owns AUB
11 super-investors · 2025Q4
Tracked stake
1.89M
shares
Combined value
$67M
% of shares outstanding
—
shares-out unknown
Quarter action mix
New1Added3Trim7
| # | Manager | Shares | Value |
|---|---|---|---|
| 1 | Wellington Management | 611.3K | $22M |
| 2 | Ken Fisher Fisher Asset Mgmt | 360.3K | $13M |
| 3 | AQR Capital Management | 275.7K | $10M |
| 4 | Mario Gabelli GAMCO | 187.2K | $7M |
| 5 | T. Rowe Price | 125.7K | $4M |
| 6 | Two Sigma Investments | 114.8K | $4M |
| 7 | Izzy Englander Millennium Mgmt | 85.1K | $3M |
| 8 | Ken Griffin Citadel Advisors | 56.6K | $2M |
| 9 | Ken Griffin Citadel Advisors | 32.0K | $1M |
| 10 | Ken Griffin Citadel Advisors | 21.8K | $770K |
| 11 | Renaissance Technologies | 18.3K | $646K |
Recent moves
20 transactions
- +4,858 · 2025Q4
- −928,451 · 2025Q4
- +9,551 · 2025Q4
- −101,883 · 2025Q4
- −54,469 · 2025Q4
- −173,803 · 2025Q4
- +18,302 · 2025Q4
- +38 · 2025Q4
- −8,323 · 2025Q4
- −317,105 · 2025Q3
- +6,026 · 2025Q3
- +139,600 · 2025Q3
- +69,696 · 2025Q3
- +37,422 · 2025Q3
- −108,848 · 2025Q3
- −342,002 · 2025Q3
- −98,462 · 2024Q3
- −8,198 · 2025Q3
- −1,380 · 2025Q3
- −1,136,526 · 2025Q2
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