Ticker · CUSIP 68621T102
Holders (tracked)
8
Combined shares
971,666
Combined value
$35.50M
Last close
—
Quarter
2025Q4
Tracked holders · last 8 quarters
-1 vs previous quarter over the last 8.
SEC event timeline
17 events
- Ken Griffin (Citadel Advisors) added2026-02-17+65,833 shares · 2025Q413F
- D.E. Shaw & Co. trimmed2026-02-17−10,407 shares · 2025Q413F
- Two Sigma Investments added2026-02-17+8,355 shares · 2025Q413F
- Izzy Englander (Millennium Mgmt) added2026-02-17+180,411 shares · 2025Q413F
- Steve Cohen (Point72) added2026-02-17+66,344 shares · 2025Q413F
- T. Rowe Price added2026-02-17+1,239 shares · 2025Q413F
- AQR Capital Management added2026-02-17+65,682 shares · 2025Q413F
- Renaissance Technologies exited2026-02-12−9,400 shares · 2025Q413F
- Ken Fisher (Fisher Asset Mgmt) trimmed2026-02-09−2,680 shares · 2025Q413F
- T. Rowe Price added2025-11-14+1,473 shares · 2025Q313F
- Steve Cohen (Point72) opened position2025-11-14+12,300 shares · 2025Q313F
- Two Sigma Investments added2025-11-14+60,472 shares · 2025Q313F
- AQR Capital Management added2025-11-14+39,646 shares · 2025Q313F
- Izzy Englander (Millennium Mgmt) added2025-11-14+245,320 shares · 2025Q313F
- D.E. Shaw & Co. added2025-11-14+1,596 shares · 2025Q313F
- Renaissance Technologies trimmed2025-11-13−14,400 shares · 2025Q313F
- Ken Fisher (Fisher Asset Mgmt) trimmed2025-11-12−2,564 shares · 2025Q313F
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 positions0
—
Added to6
- Izzy Englander (Millennium Mgmt)+180,411$6.8M
- Steve Cohen (Point72)+66,344$2.5M
- Ken Griffin (Citadel Advisors)+65,833$2.5M
- AQR Capital Management+65,682$2.5M
- Two Sigma Investments+8,355$314K
- T. Rowe Price+1,239$47
Trimmed2
- D.E. Shaw & Co.−10,407$391K
- Ken Fisher (Fisher Asset Mgmt)−2,680$101K
Exited1
- Renaissance Technologies−9,400$324K
Institutional ownership over time
Distinct super-investors holding this ticker · combined dollar value, by quarter.
| Quarter | Holders | Combined value |
|---|---|---|
| 2022Q1 | 8 | $225.1M |
| 2022Q2 | 6 | $211.8M |
| 2022Q3 | 5 | $96K |
| 2022Q4 | 5 | $96.0M |
| 2023Q1 | 4 | $79.7M |
| 2023Q2 | 3 | $77.0M |
| 2023Q3 | 7 | $69.0M |
| 2023Q4 | 9 | $91.2M |
| 2024Q1 | 12 | $83.8M |
| 2024Q2 | 13 | $93.7M |
| 2024Q3 | 13 | $14.2M |
| 2024Q4 | 12 | $10.7M |
| 2025Q1 | 11 | $14.9M |
| 2025Q2 | 8 | $8.6M |
| 2025Q3 | 9 | $20.0M |
| 2025Q4 | 8 | $35.5M |
Who owns OBK
8 super-investors · 2025Q4
Tracked stake
971.7K
shares
Combined value
$35M
% of shares outstanding
—
shares-out unknown
Quarter action mix
Added6Trim2
| # | Manager | Shares | Value |
|---|---|---|---|
| 1 | Izzy Englander Millennium Mgmt | 481.6K | $18M |
| 2 | AQR Capital Management | 158.3K | $6M |
| 3 | Two Sigma Investments | 96.2K | $4M |
| 4 | Steve Cohen Point72 | 78.6K | $3M |
| 5 | Ken Griffin Citadel Advisors | 75.8K | $3M |
| 6 | Ken Fisher Fisher Asset Mgmt | 34.5K | $1M |
| 7 | D.E. Shaw & Co. | 18.7K | $705K |
| 8 | T. Rowe Price | 27.9K | $1K |
Recent moves
20 transactions
- +65,682 · 2025Q4
- TRIMD.E. Shaw & Co.−10,407 · 2025Q4
- +1,239 · 2025Q4
- +65,833 · 2025Q4
- +180,411 · 2025Q4
- +66,344 · 2025Q4
- +8,355 · 2025Q4
- −9,400 · 2025Q4
- −2,680 · 2025Q4
- +39,646 · 2025Q3
- +12,300 · 2025Q3
- +245,320 · 2025Q3
- +1,473 · 2025Q3
- +1,596 · 2025Q3
- +60,472 · 2025Q3
- −14,400 · 2025Q3
- −2,564 · 2025Q3
- −4,712 · 2025Q2
- −25,642 · 2025Q2
- +27,557 · 2025Q2
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