Ticker · CUSIP 682310875
Holders (tracked)
1
Combined shares
382,051
Combined value
$534.9K
Last close
—
Quarter
2025Q3
Tracked holders · last 8 quarters
Flat over the last 8 quarters.
SEC event timeline
2 events
- Lee Chan Henry · SVP, General Counsel2026-04-08Sold $103.4K @ $311.59Insider sell
- Ken Griffin (Citadel Advisors) exited2026-02-17−382,051 shares · 2025Q413F
Insider activity
Last 30 days
Net (open-market)
−$103.4K
Buys
0 · $0
Sells
1 · $103.4K
Unique insiders
1
| Date | Insider | Code | Shares | Price | Value |
|---|---|---|---|---|---|
| 04-08 | Lee Chan Henry SVP, General Counsel · Officer | M | 101 | $194.47 | $19.6K |
| 04-08 | Lee Chan Henry SVP, General Counsel · Officer | M | 133 | $213.32 | $28.4K |
| 04-08 | Lee Chan Henry SVP, General Counsel · Officer | M | 98 | $159.03 | $15.6K |
| 04-08 | Lee Chan Henry SVP, General Counsel · Officer | S | 332 | $311.59 | $103.4K |
Who moved on this name in 2025Q3
13F transactions reported for the latest quarter, grouped by direction.
No 13F transactions reported on this name for the latest quarter.
Institutional ownership over time
Distinct super-investors holding this ticker · combined dollar value, by quarter.
| Quarter | Holders | Combined value |
|---|---|---|
| 2020Q3 | 2 | $60K |
| 2020Q4 | 1 | $415K |
| 2021Q2 | 3 | $215K |
| 2021Q3 | 1 | $439K |
| 2021Q4 | 1 | $327K |
| 2022Q1 | 2 | $58K |
| 2022Q2 | 1 | $14K |
| 2022Q3 | 1 | $30 |
| 2022Q4 | 3 | $61K |
| 2023Q1 | 2 | $106K |
| 2023Q3 | 1 | $464K |
| 2023Q4 | 2 | $326K |
| 2024Q1 | 2 | $216K |
| 2024Q2 | 1 | $136K |
| 2024Q3 | 1 | $69K |
| 2025Q3 | 1 | $535K |
Who owns ONC
1 super-investors · 2025Q3
Tracked stake
382.1K
shares
Combined value
$535K
% of shares outstanding
—
shares-out unknown
Quarter action mix
Held1
| # | Manager | Shares | Value |
|---|---|---|---|
| 1 | Ken Griffin Citadel Advisors | 382.1K | $535K |
Recent moves
20 transactions
- −382,051 · 2025Q4
- −40,887 · 2024Q2
- −86,955 · 2024Q1
- −85,181 · 2023Q4
- +213,023 · 2023Q3
- −129,856 · 2023Q2
- −25,689 · 2023Q1
- +17,256 · 2023Q1
- +25,689 · 2022Q4
- +88,000 · 2022Q4
- +10,600 · 2022Q3
- −11,500 · 2022Q2
- −209,978 · 2022Q1
- −29,389 · 2021Q3
- +25,578 · 2021Q4
- −25,200 · 2021Q3
- +186,900 · 2021Q3
- +29,389 · 2021Q2
- +25,200 · 2021Q2
- +23,000 · 2021Q2
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