ONC: Congress and insider trades
Who in Congress and inside the company traded ONC, when each filing appeared, and what buying after each one would have earned against the S&P 500.
Key Facts
- ONC is a listed stock.
- Insiders filed 0 open market buys worth $0 and 42 sells worth $317M, the latest filed 2026-09-10 (10 September 2026).
- Data as of 2026-09-29 (29 September 2026).
Insider trades in ONC
as of 2026-09-10| Filed | Insider | Type | Shares | Price | Value | 90 day vs S&P |
|---|---|---|---|---|---|---|
| 10 Sep 2026 | Wang Xiaodong | sell | 38,287 | $349.10 | $13M | n/a |
| 3 Sep 2026 | Ball Titus B. | sell | 132 | $355.86 | $47.0K | n/a |
| 27 Aug 2026 | Wu Xiaobin | sell | 280 | $380.00 | $106K | n/a |
| 13 Aug 2026 | Lee Chan Henry | sell | 2,666 | $360.00 | $960K | n/a |
| 12 Aug 2026 | OYLER JOHN | sell | 115,011 | $357.87 | $41M | n/a |
| 12 Aug 2026 | OYLER JOHN | sell | 54,892 | $358.15 | $20M | n/a |
| 12 Aug 2026 | OYLER JOHN | sell | 70,907 | $361.90 | $26M | n/a |
| 5 Aug 2026 | Rosenberg Aaron | sell | 1,157 | $312.71 | $362K | n/a |
| 3 Aug 2026 | Lee Chan Henry | sell | 1,044 | $323.69 | $338K | n/a |
| 24 Jul 2026 | Lee Chan Henry | sell | 1,669 | $325.00 | $542K | n/a |
| 22 Jul 2026 | OYLER JOHN | sell | 48,316 | $312.25 | $15M | n/a |
| 22 Jul 2026 | OYLER JOHN | sell | 61,397 | $317.67 | $20M | n/a |
| 17 Jul 2026 | OYLER JOHN | sell | 64,628 | $312.00 | $20M | n/a |
| 17 Jul 2026 | OYLER JOHN | sell | 166,597 | $318.09 | $53M | n/a |
| 17 Jul 2026 | OYLER JOHN | sell | 116,557 | $311.95 | $36M | n/a |
| 14 Jul 2026 | OYLER JOHN | sell | 48,520 | $304.35 | $15M | n/a |
| 14 Jul 2026 | OYLER JOHN | sell | 11,698 | $298.34 | $3.5M | n/a |
| 14 Jul 2026 | OYLER JOHN | sell | 145,861 | $305.95 | $45M | n/a |
| 10 Jul 2026 | Lee Chan Henry | sell | 664 | $302.46 | $201K | n/a |
| 25 Jun 2026 | OYLER JOHN | sell | 3,410 | $273.78 | $934K | n/a |
| 25 Jun 2026 | Wang Lai | sell | 1,068 | $276.74 | $296K | n/a |
| 25 Jun 2026 | Wu Xiaobin | sell | 1,292 | $276.26 | $357K | n/a |
| 18 Jun 2026 | OYLER JOHN | sell | 3,693 | $265.55 | $981K | n/a |
| 18 Jun 2026 | Wu Xiaobin | sell | 1,357 | $266.76 | $362K | n/a |
| 18 Jun 2026 | Wang Lai | sell | 1,169 | $265.39 | $310K | n/a |
| 18 Jun 2026 | Lee Chan Henry | sell | 590 | $265.98 | $157K | n/a |
| 15 Jun 2026 | OYLER JOHN | sell | 1,949 | $257.24 | $501K | n/a |
| 15 Jun 2026 | Rosenberg Aaron | sell | 631 | $257.74 | $163K | n/a |
| 15 Jun 2026 | Wang Lai | sell | 756 | $261.00 | $197K | n/a |
| 15 Jun 2026 | Wu Xiaobin | sell | 626 | $261.20 | $164K | n/a |
| 15 Jun 2026 | Lee Chan Henry | sell | 428 | $257.63 | $110K | n/a |
| 15 Jun 2026 | Ball Titus B. | sell | 169 | $257.20 | $43.5K | n/a |
| 10 Jun 2026 | OYLER JOHN | sell | 4,940 | $270.56 | $1.3M | n/a |
| 10 Jun 2026 | Wu Xiaobin | sell | 1,484 | $269.37 | $400K | n/a |
| 10 Jun 2026 | Ball Titus B. | sell | 136 | $271.33 | $36.9K | n/a |
| 10 Jun 2026 | Wang Lai | sell | 1,367 | $269.38 | $368K | n/a |
| 10 Jun 2026 | Lee Chan Henry | sell | 871 | $270.42 | $236K | n/a |
| 27 May 2026 | Riva Alessandro | sell | 212 | $309.51 | $65.6K | n/a |
| 27 May 2026 | BAKER BROS. ADVISORS LP | sell | 10,998 | $23.82 | $262K | n/a |
| 27 May 2026 | Dugan Margaret | sell | 212 | $309.60 | $65.6K | n/a |
| 27 May 2026 | Sanders Corazon (Corsee) D. | sell | 212 | $309.59 | $65.6K | n/a |
| 10 Apr 2026 | Lee Chan Henry | sell | 332 | $311.59 | $103K | n/a |
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Frequently asked questions
Who has bought ONC?
0 Congress buys by 0 members and 0 insider buys are on file. The tables on this page list every one.
Did buying ONC after a disclosure beat the market?
No disclosed buy of this stock has matured 90 days yet. A single stock is a small sample.
Sources: Congressional trades: STOCK Act disclosures, collected from CapitolTrades. Insider trades: SEC Form 4 filings, collected from Finviz. Prices: Yahoo Finance daily adjusted closes. Data as of 2026-09-29 (29 September 2026). About these sources.
Not investment advice. Past disclosed trades do not predict future returns. Disclosures are published late, so the trades shown are ones you could only have copied after the fact. Talk to a licensed adviser before you invest.