Ticker · CUSIP 051774107
Holders (tracked)
12
Combined shares
136,116,482
Combined value
$507.58M
Last close
$5.17
Quarter
2025Q4
Tracked holders · last 8 quarters
-1 vs previous quarter over the last 8.
Price is +38.6% vs the avg quarter-end implied price across tracked holders.
SEC event timeline
20 events
- AQR Capital Management added2026-02-17+41,265 shares · 2025Q413F
- D.E. Shaw & Co. added2026-02-17+5,804,668 shares · 2025Q413F
- T. Rowe Price trimmed2026-02-17−1,244,488 shares · 2025Q413F
- +309,719 shares · 2025Q413F
- Ken Griffin (Citadel Advisors) trimmed2026-02-17−908,584 shares · 2025Q413F
- Izzy Englander (Millennium Mgmt) trimmed2026-02-17−1,509,670 shares · 2025Q413F
- Renaissance Technologies exited2026-02-12−1,816,800 shares · 2025Q413F
- Cathie Wood (ARK Invest) added2026-02-11+476,950 shares · 2025Q413F
- Norges Bank (Norway SWF) opened position2026-02-10+8,347,714 shares · 2025Q413F
- Baillie Gifford & Co trimmed2026-01-23−969,424 shares · 2025Q413F
- Steve Cohen (Point72) exited2025-11-14−937,463 shares · 2025Q313F
- D.E. Shaw & Co. added2025-11-14+14,718,028 shares · 2025Q313F
- AQR Capital Management trimmed2025-11-14−112,903 shares · 2025Q313F
- Izzy Englander (Millennium Mgmt) trimmed2025-11-14−5,040,678 shares · 2025Q313F
- T. Rowe Price trimmed2025-11-14−1,614,972 shares · 2025Q313F
- Renaissance Technologies added2025-11-13+557,300 shares · 2025Q313F
- Norges Bank (Norway SWF) exited2025-11-13−8,095,546 shares · 2025Q313F
- Norges Bank (Norway SWF) opened position2025-11-12+9,614,441 shares · 2024Q313F
- Cathie Wood (ARK Invest) added2025-11-12+2,011,015 shares · 2025Q313F
- Baillie Gifford & Co trimmed2025-10-31−1,046,301 shares · 2025Q313F
Insider activity
No insider transactions in the last 30 days.
Follow-the-investor returns
If you'd copied each holder of AUR…
Cost basis inferred from 13F share-delta history. Sorted by % return on the position they're still holding.
| Investor | First in | Cost basis | Return | Position value today |
|---|---|---|---|---|
| T. Rowe Price | 2021Q4 | $0.02 | +21994.5% | $20.4M |
| Paul Tudor Jones (Tudor Investment) | 2023Q3 | $2.97 | +74.2% | $1.6M |
| Baillie Gifford & Co | 2021Q4 | $4.64 | +11.5% | $385.6M |
| D.E. Shaw & Co. | 2022Q2 | $4.96 | +4.3% | $178.2M |
| AQR Capital Management | 2023Q3 | $5.11 | +1.2% | $603K |
| Ken Griffin (Citadel Advisors) | 2021Q4 | $5.31 | -2.7% | $5.6M |
| Ken Griffin (Citadel Advisors) | 2021Q4 | $5.31 | -2.7% | $5.6M |
| Ken Griffin (Citadel Advisors) | 2021Q4 | $5.31 | -2.7% | $5.6M |
| Norges Bank (Norway SWF) | 2023Q3 | $5.32 | -2.9% | $43.2M |
| Izzy Englander (Millennium Mgmt) | 2022Q1 | $5.39 | -4.0% | $25.8M |
| Cathie Wood (ARK Invest) | 2024Q3 | $5.52 | -6.4% | $27.0M |
| Daniel Loeb (Third Point) | 2021Q4 | $6.33 | -18.3% | $5.3M |
Who moved on this name in 2025Q4
13F transactions reported for the latest quarter, grouped by direction.
New positions2
- Norges Bank (Norway SWF)+8,347,714$32.1M
- Paul Tudor Jones (Tudor Investment)+309,719$1.2M
Added to3
- D.E. Shaw & Co.+5,804,668$22.3M
- Cathie Wood (ARK Invest)+476,950$1.8M
- AQR Capital Management+41,265$158K
Trimmed4
- Izzy Englander (Millennium Mgmt)−1,509,670$5.8M
- Baillie Gifford & Co−969,424$3.7M
- Ken Griffin (Citadel Advisors)−908,584$3.5M
- T. Rowe Price−1,244,488$5K
Exited1
- Renaissance Technologies−1,816,800$9.8M
Institutional ownership over time
Distinct super-investors holding this ticker · combined dollar value, by quarter.
| Quarter | Holders | Combined value |
|---|---|---|
| 2022Q1 | 10 | $445.0M |
| 2022Q2 | 14 | $171.2M |
| 2022Q3 | 12 | $77K |
| 2022Q4 | 14 | $45.8M |
| 2023Q1 | 13 | $61.0M |
| 2023Q2 | 13 | $175.0M |
| 2023Q3 | 13 | $177.8M |
| 2023Q4 | 10 | $338.8M |
| 2024Q1 | 13 | $274.3M |
| 2024Q2 | 12 | $416.6M |
| 2024Q3 | 14 | $654.1M |
| 2024Q4 | 12 | $631.2M |
| 2025Q1 | 12 | $611.8M |
| 2025Q2 | 13 | $623.4M |
| 2025Q3 | 13 | $655.6M |
| 2025Q4 | 12 | $507.6M |
Who owns AUR
12 super-investors · 2025Q4
Tracked stake
136.12M
shares
Combined value
$508M
% of shares outstanding
—
shares-out unknown
Quarter action mix
New2Added3Trim6Held1
| # | Manager | Shares | Value |
|---|---|---|---|
| 1 | Baillie Gifford & Co | 74.58M | $286M |
| 2 | D.E. Shaw & Co. | 34.46M | $132M |
| 3 | Norges Bank Norway SWF | 8.35M | $32M |
| 4 | Cathie Wood ARK Invest | 5.22M | $20M |
| 5 | Izzy Englander Millennium Mgmt | 5.00M | $19M |
| 6 | Ken Griffin Citadel Advisors | 1.11M | $4M |
| 7 | Ken Griffin Citadel Advisors | 1.09M | $4M |
| 8 | Daniel Loeb Third Point | 1.03M | $4M |
| 9 | Ken Griffin Citadel Advisors | 916.3K | $4M |
| 10 | Paul Tudor Jones Tudor Investment | 309.7K | $1M |
| 11 | AQR Capital Management | 116.7K | $448K |
| 12 | T. Rowe Price | 3.94M | $15K |
Recent moves
20 transactions
- −908,584 · 2025Q4
- TRIMT. Rowe Price−1,244,488 · 2025Q4
- −1,509,670 · 2025Q4
- +5,804,668 · 2025Q4
- +41,265 · 2025Q4
- +309,719 · 2025Q4
- −1,816,800 · 2025Q4
- +476,950 · 2025Q4
- +8,347,714 · 2025Q4
- −969,424 · 2025Q4
- −112,903 · 2025Q3
- −5,040,678 · 2025Q3
- −937,463 · 2025Q3
- +14,718,028 · 2025Q3
- TRIMT. Rowe Price−1,614,972 · 2025Q3
- +557,300 · 2025Q3
- −8,095,546 · 2025Q3
- +9,614,441 · 2024Q3
- +2,011,015 · 2025Q3
- −1,046,301 · 2025Q3
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