Insider Trading
Current insider transactions (SEC Form 4) — buys and sells by officers, directors, and major shareholders.
| Ticker | Insider | Title | Date | Transaction | Price ($) | Shares | Value ($) | SEC Form 4 |
|---|---|---|---|---|---|---|---|---|
| ONC | Wang Xiaodong | Director | 09/28/2026 | Verkauf | 367.23 | 738 | 271,012 | Form 4 |
| ONC | Wang Xiaodong | Director | 09/28/2026 | Verkauf | 366.58 | 14,525 | 5,324,550 | Form 4 |
| ONC | Wang Xiaodong | Director | 09/28/2026 | Verkauf | 365.85 | 2,047 | 748,891 | Form 4 |
| ONC | Wang Xiaodong | Director | 09/28/2026 | Verkauf | 364.07 | 3,419 | 1,244,747 | Form 4 |
| ONC | Wang Xiaodong | Director | 09/28/2026 | Verkauf | 363.10 | 3,499 | 1,270,485 | Form 4 |
| ONC | Wang Xiaodong | Director | 09/28/2026 | Verkauf | 362.17 | 4,239 | 1,535,228 | Form 4 |
| ONC | Wang Xiaodong | Director | 09/28/2026 | Verkauf | 361.05 | 2,241 | 809,120 | Form 4 |
| ONC | Wang Xiaodong | Director | 09/28/2026 | Verkauf | 359.16 | 40 | 14,366 | Form 4 |
| ONC | Wang Xiaodong | Director | 09/28/2026 | Verkauf | 358.71 | 120 | 43,045 | Form 4 |
| ONC | Wang Xiaodong | Director | 09/28/2026 | Verkauf | 356.97 | 160 | 57,115 | Form 4 |
| ONC | Wang Xiaodong | Director | 09/08/2026 | Verkauf | 351.25 | 6,278 | 2,205,174 | Form 4 |
| ONC | Wang Xiaodong | Director | 09/08/2026 | Verkauf | 350.27 | 6,569 | 2,300,951 | Form 4 |
| ONC | Wang Xiaodong | Director | 09/08/2026 | Verkauf | 349.28 | 10,688 | 3,733,141 | Form 4 |
| ONC | Wang Xiaodong | Director | 09/08/2026 | Verkauf | 348.31 | 7,492 | 2,609,573 | Form 4 |
| ONC | Wang Xiaodong | Director | 09/08/2026 | Verkauf | 348.01 | 1,721 | 598,930 | Form 4 |
| ONC | Wang Xiaodong | Director | 09/08/2026 | Verkauf | 347.39 | 1,517 | 526,993 | Form 4 |
| ONC | Wang Xiaodong | Director | 09/08/2026 | Verkauf | 346.16 | 2,841 | 983,433 | Form 4 |
| ONC | Wang Xiaodong | Director | 09/08/2026 | Verkauf | 345.38 | 1,181 | 407,897 | Form 4 |
| ONC | Ball Titus B. | Principal Accounting Officer | 09/01/2026 | Verkauf | 355.86 | 132 | 46,974 | Form 4 |
| ONC | Wu Xiaobin | President and COO | 08/25/2026 | Verkauf | 380.00 | 280 | 106,400 | Form 4 |
| ONC | Oyler John | Chief Executive Officer | 08/12/2026 | Verkauf | 359.12 | 14,102 | 5,064,252 | Form 4 |
| ONC | Oyler John | Chief Executive Officer | 08/12/2026 | Verkauf | 358.41 | 20,899 | 7,490,448 | Form 4 |
| ONC | Oyler John | Chief Executive Officer | 08/12/2026 | Verkauf | 357.63 | 15,396 | 5,506,147 | Form 4 |
| ONC | Oyler John | Chief Executive Officer | 08/12/2026 | Verkauf | 356.43 | 2,515 | 896,426 | Form 4 |
| ONC | Oyler John | Chief Executive Officer | 08/12/2026 | Verkauf | 354.71 | 1,980 | 702,320 | Form 4 |
| ONC | Oyler John | Chief Executive Officer | 08/11/2026 | Verkauf | 367.00 | 4 | 1,468 | Form 4 |
| ONC | Oyler John | Chief Executive Officer | 08/11/2026 | Verkauf | 366.31 | 1,200 | 439,574 | Form 4 |
| ONC | Oyler John | Chief Executive Officer | 08/11/2026 | Verkauf | 365.26 | 3,176 | 1,160,079 | Form 4 |
| ONC | Oyler John | Chief Executive Officer | 08/11/2026 | Verkauf | 364.31 | 5,211 | 1,898,442 | Form 4 |
| ONC | Oyler John | Chief Executive Officer | 08/11/2026 | Verkauf | 363.45 | 13,403 | 4,871,344 | Form 4 |
| ONC | Oyler John | Chief Executive Officer | 08/11/2026 | Verkauf | 362.34 | 11,568 | 4,191,548 | Form 4 |
| ONC | Oyler John | Chief Executive Officer | 08/11/2026 | Verkauf | 361.47 | 14,569 | 5,266,268 | Form 4 |
| ONC | Oyler John | Chief Executive Officer | 08/11/2026 | Verkauf | 360.33 | 8,081 | 2,911,849 | Form 4 |
| ONC | Oyler John | Chief Executive Officer | 08/11/2026 | Verkauf | 359.32 | 13,695 | 4,920,844 | Form 4 |
| ONC | Lee Chan Henry | SVP, General Counsel | 08/11/2026 | Verkauf | 360.00 | 2,666 | 959,760 | Form 4 |
| ONC | Oyler John | Chief Executive Officer | 08/10/2026 | Verkauf | 360.63 | 3,680 | 1,327,130 | Form 4 |
| ONC | Oyler John | Chief Executive Officer | 08/10/2026 | Verkauf | 359.50 | 21,254 | 7,640,826 | Form 4 |
| ONC | Oyler John | Chief Executive Officer | 08/10/2026 | Verkauf | 358.70 | 45,044 | 16,157,076 | Form 4 |
| ONC | Oyler John | Chief Executive Officer | 08/10/2026 | Verkauf | 357.67 | 15,869 | 5,675,864 | Form 4 |
| ONC | Oyler John | Chief Executive Officer | 08/10/2026 | Verkauf | 356.62 | 12,418 | 4,428,482 | Form 4 |
| ONC | Oyler John | Chief Executive Officer | 08/10/2026 | Verkauf | 355.66 | 3,476 | 1,236,261 | Form 4 |
| ONC | Oyler John | Chief Executive Officer | 08/10/2026 | Verkauf | 354.78 | 6,717 | 2,383,028 | Form 4 |
| ONC | Oyler John | Chief Executive Officer | 08/10/2026 | Verkauf | 353.32 | 3,673 | 1,297,741 | Form 4 |
| ONC | Oyler John | Chief Executive Officer | 08/10/2026 | Verkauf | 351.80 | 2,813 | 989,603 | Form 4 |
| ONC | Oyler John | Chief Executive Officer | 08/10/2026 | Verkauf | 350.00 | 67 | 23,450 | Form 4 |
| ONCO | Financial Lp Hrt | Major Shareholder | 04/21/2026 | Verkauf | 0.69 | 49,710 | 34,300 | Form 4 |
| ONCO | Financial Lp Hrt | Major Shareholder | 04/20/2026 | Verkauf | 0.75 | 94,462 | 70,847 | Form 4 |
A compact market overview — not investment advice. Source: fundamental data & SEC filings (annual and quarterly reports, 10-K/10-Q).