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 | 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 |
| ONEW | Bos Teresa D. | 10% Owner | 08/11/2026 | Verkauf | 12.81 | 110,250 | 1,412,303 | 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 |
| ONEW | Bos Teresa D. | 10% Owner | 08/10/2026 | Verkauf | 12.64 | 19,871 | 251,169 | Form 4 |
| ONEW | Bos Teresa D. | 10% Owner | 08/05/2026 | Verkauf | 13.00 | 8 | 104 | Form 4 |
| ONB | Alahmar Chady M. | CEO, WEALTH MANAGEMENT | 07/30/2026 | Verkauf | 26.41 | 11,771 | 310,844 | Form 4 |
| ONB | Chulos Nicholas J | Chief Legal Officer & Corp Sec | 07/28/2026 | Verkauf | 26.66 | 20,000 | 533,192 | 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 |
| ONON | Martin Hoffmann | CEO | 04/20/2026 | Verkauf | 36.56 | 4,150 | 151,724 | Form 4 |
A compact market overview — not investment advice. Source: fundamental data & SEC filings (annual and quarterly reports, 10-K/10-Q).