Ticker · CUSIP 02156K103
Holders (tracked)
12
Combined shares
47,433,928
Combined value
$12.44B
Last close
$1.67
Quarter
2025Q4
Price · 1Y$1.67-0.64 (-27.71%)H $2.95 · L $1.22 · Avg Vol 3.4M
Tracked holders · last 8 quarters
+1 vs previous quarter over the last 8.
Price is -99.4% vs the avg quarter-end implied price across tracked holders.
SEC event timeline
15 events
- Ken Griffin (Citadel Advisors) added2026-02-17+1,300,222 shares · 2025Q4Position
- D.E. Shaw & Co. added2026-02-17+71,849 shares · 2025Q4Position
- Two Sigma Investments trimmed2026-02-17−1,502,981 shares · 2025Q4Position
- Izzy Englander (Millennium Mgmt) added2026-02-17+3,371,150 shares · 2025Q4Position
- Steve Cohen (Point72) added2026-02-17+701,212 shares · 2025Q4Position
- AQR Capital Management added2026-02-17+343,072 shares · 2025Q4Position
- Renaissance Technologies trimmed2026-02-12−1,035,400 shares · 2025Q4Position
- Norges Bank (Norway SWF) opened position2026-02-10+4,623,111 shares · 2025Q4Position
- −1,112,705 shares · 2025Q3Position
- Two Sigma Investments trimmed2025-11-14−280,158 shares · 2025Q3Position
- Izzy Englander (Millennium Mgmt) added2025-11-14+2,711,903 shares · 2025Q3Position
- D.E. Shaw & Co. trimmed2025-11-14−1,694,481 shares · 2025Q3Position
- AQR Capital Management trimmed2025-11-14−144,888 shares · 2025Q3Position
- Steve Cohen (Point72) trimmed2025-11-14−42,636 shares · 2025Q3Position
- Renaissance Technologies trimmed2025-11-13−310,100 shares · 2025Q3Position
Insider activity
Last 30 days
Net (open-market)
$0
Buys
0 · $0
Sells
0 · $0
Unique insiders
1
| Date | Insider | Code | Shares | Price | Value |
|---|---|---|---|---|---|
| 04-08 | Bruzzese Maria Chief Accounting Officer · Officer | F | 5,914 | $1.29 | $7.6K |
Follow-the-investor returns
If you'd copied each holder of OPTU…
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 Griffin (Citadel Advisors) | 2017Q2 | $1.65 | +1.0% | $208K |
| Ken Griffin (Citadel Advisors) | 2017Q2 | $1.65 | +1.0% | $208K |
| Ken Griffin (Citadel Advisors) | 2017Q2 | $1.65 | +1.0% | $208K |
| Izzy Englander (Millennium Mgmt) | 2017Q2 | $2.17 | -22.9% | $24.8M |
| Steve Cohen (Point72) | 2017Q2 | $2.40 | -30.4% | $3.1M |
| D.E. Shaw & Co. | 2017Q2 | $2.64 | -36.7% | $15.9M |
| Two Sigma Investments | 2018Q3 | $2.97 | -43.7% | $181K |
| Renaissance Technologies | 2018Q3 | $3.08 | -45.8% | $6.6M |
| AQR Capital Management | 2018Q2 | $3.43 | -51.3% | $2.3M |
| T. Rowe Price | 2017Q2 | $5.15 | -67.6% | $326K |
| Norges Bank (Norway SWF) | 2017Q2 | $52.58 | -96.8% | $7.7M |
| Howard Marks (Oaktree Capital) | 2024Q2 | $2127.41 | -99.9% | $12.5M |
Who moved on this name in 2025Q4
Position changes reported for the latest quarter, grouped by direction.
New positions1
- Norges Bank (Norway SWF)+4,623,111$7.6M
Added to5
- Izzy Englander (Millennium Mgmt)+3,371,150$5.6M
- Ken Griffin (Citadel Advisors)+1,300,222$2.1M
- Steve Cohen (Point72)+701,212$1.2M
- AQR Capital Management+343,072$561K
- D.E. Shaw & Co.+71,849$119K
Trimmed2
- Two Sigma Investments−1,502,981$2.5M
- Renaissance Technologies−1,035,400$1.7M
Exited0
—
Institutional ownership over time
Distinct super-investors holding this ticker · combined dollar value, by quarter.
| Quarter | Holders | Combined value |
|---|---|---|
| 2022Q1 | 16 | $13.88B |
| 2022Q2 | 16 | $6.55B |
| 2022Q3 | 18 | $174.0M |
| 2022Q4 | 16 | $202.9M |
| 2023Q1 | 15 | $147.5M |
| 2023Q2 | 12 | $136.7M |
| 2023Q3 | 12 | $147.7M |
| 2023Q4 | 11 | $114.8M |
| 2024Q1 | 14 | $84.6M |
| 2024Q2 | 14 | $12.18B |
| 2024Q3 | 13 | $18.53B |
| 2024Q4 | 12 | $18.17B |
| 2025Q1 | 12 | $20.04B |
| 2025Q2 | 12 | $16.12B |
| 2025Q3 | 11 | $18.15B |
| 2025Q4 | 12 | $12.44B |
Who owns OPTU
12 super-investors · 2025Q4
Tracked stake
47.43M
shares
Combined value
$12.44B
% of shares outstanding
—
shares-out unknown
Quarter action mix
New1Added7Trim2Held2
| # | Manager | Shares | Value |
|---|---|---|---|
| 1 | Howard Marks Oaktree Capital | 7.50M | $12.38B |
| 2 | Izzy Englander Millennium Mgmt | 14.83M | $24M |
| 3 | D.E. Shaw & Co. | 9.51M | $16M |
| 4 | Norges Bank Norway SWF | 4.62M | $8M |
| 5 | Renaissance Technologies | 3.96M | $7M |
| 6 | Ken Griffin Citadel Advisors | 3.30M | $5M |
| 7 | Steve Cohen Point72 | 1.89M | $3M |
| 8 | AQR Capital Management | 1.35M | $2M |
| 9 | T. Rowe Price | 195.5K | $323K |
| 10 | Ken Griffin Citadel Advisors | 124.5K | $205K |
| 11 | Two Sigma Investments | 108.7K | $179K |
| 12 | Ken Griffin Citadel Advisors | 46.3K | $76K |
Recent moves
20 transactions
- +71,849 · 2025Q4
- +343,072 · 2025Q4
- +1,300,222 · 2025Q4
- +701,212 · 2025Q4
- +3,371,150 · 2025Q4
- −1,502,981 · 2025Q4
- −1,035,400 · 2025Q4
- +4,623,111 · 2025Q4
- −1,112,705 · 2025Q3
- +2,711,903 · 2025Q3
- −42,636 · 2025Q3
- −144,888 · 2025Q3
- −280,158 · 2025Q3
- TRIMD.E. Shaw & Co.−1,694,481 · 2025Q3
- −310,100 · 2025Q3
- −187,064 · 2025Q2
- +129,052 · 2025Q2
- +3,235,550 · 2025Q2
- −1,243,697 · 2025Q2
- TRIMD.E. Shaw & Co.−83,039 · 2025Q2
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