Real time insider trading transaction history:
- Insiders are prohibited from making short-swing profits by trading their shares within 6 months of the registration or acquiring the shares.
- Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
- Peter Lynch
What is insider trading>>
Common stock purchase or sale:
| Transaction Date | Reported DateTime | Company | Symbol | Insider Relationship | Shares Traded | Average Price | Total Amount | Shares Owned | Filing |
| 2025-09-15 Sale | 2025-09-16 4:42 pm | OneStream Inc. | OS | Koefoed William A Chief Financial Officer | 8,943 | $19.03 | $170,185 | 221,983 (Direct) | View |
| 2025-07-25 Sale | 2025-07-28 6:11 pm | OneStream Inc. | OS | Koefoed William A Chief Financial Officer | 25,000 | $25 | $625,000 | 408,320 (Direct) | View |
| 2025-06-25 Sale | 2025-06-27 4:26 pm | OneStream Inc. | OS | Koefoed William A Chief Financial Officer | 25,000 | $26.77 | $669,250 | 433,320 (Direct) | View |
| 2025-06-16 Sale | 2025-06-18 4:12 pm | OneStream Inc. | OS | Koefoed William A Chief Financial Officer | 9,354 | $27.9 | $260,977 | 237,839 (Direct) | View |
| 2025-06-11 Sale | 2025-06-12 4:57 pm | OneStream Inc. | OS | Koefoed William A Chief Financial Officer | 6,501 | $28.23 | $183,523 | 247,193 (Direct) | View |
| 2025-05-27 Sale | 2025-05-29 4:22 pm | OneStream Inc. | OS | Koefoed William A Chief Financial Officer | 25,000 | $28.76 | $719,000 | 474,175 (Direct) | View |
| 2025-02-18 Sale | 2025-02-20 4:34 pm | OneStream Inc. | OS | Koefoed William A Chief Financial Officer | 10,000 | $25.04 | $250,400 | 245,481 (Direct) | View |
| 2025-01-15 Sale | 2025-01-17 4:16 pm | OneStream Inc. | OS | Koefoed William A Chief Financial Officer | 10,000 | $26.57 | $265,700 | 255,481 (Direct) | View |
| 2024-12-13 Sale | 2024-12-17 8:45 pm | OneStream Inc. | OS | Koefoed William A Chief Financial Officer | 13,765 | $30 | $412,917 | 701,166 (Direct) | View |
| 2024-07-25 Sale | 2024-07-26 6:16 pm | OneStream Inc. | OS | Koefoed William A Chief Financial Officer | 20,000 | $18.85 | $377,000 | 0 (Direct) | View |
Stock options: Exercise, Award, Grant, Conversion
| Transaction Date | Reported DateTime | Exercisable Expiration | Company | Symnbol | Insider Relationship | Shares Traded | Conversion Price | Shares Owned | Filing |
| 2025-09-10 Tax Withholding | 2025-09-12 4:30 pm | N/A N/A | OneStream Inc. | OS | Koefoed William A Chief Financial Officer | 6,913 | $19.79 | 230,926 (Direct) | View |
| 2025-07-25 Exercise | 2025-07-28 6:11 pm | N/A 2031-12-04 | OneStream Inc. | OS | Koefoed William A Chief Financial Officer | 25,000 | $0 | 408,320 (Direct) | View |
| 2025-07-25 Exercise | 2025-07-28 6:11 pm | N/A N/A | OneStream Inc. | OS | Koefoed William A Chief Financial Officer | 25,000 | $10.65 | 408,320 (Direct) | View |
| 2025-06-25 Exercise | 2025-06-27 4:26 pm | N/A 2031-12-04 | OneStream Inc. | OS | Koefoed William A Chief Financial Officer | 25,000 | $0 | 433,320 (Direct) | View |
| 2025-06-25 Exercise | 2025-06-27 4:26 pm | N/A N/A | OneStream Inc. | OS | Koefoed William A Chief Financial Officer | 25,000 | $10.65 | 433,320 (Direct) | View |
| 2025-05-27 Exercise | 2025-05-29 4:22 pm | N/A 2031-12-04 | OneStream Inc. | OS | Koefoed William A Chief Financial Officer | 25,000 | $0 | 474,175 (Direct) | View |
| 2025-05-27 Exercise | 2025-05-29 4:22 pm | N/A N/A | OneStream Inc. | OS | Koefoed William A Chief Financial Officer | 25,000 | $10.65 | 474,175 (Direct) | View |
| 2025-03-10 Option Award | 2025-03-12 5:20 pm | N/A N/A | OneStream Inc. | OS | Koefoed William A Chief Financial Officer | 253,694 | $0 | 253,694 (Direct) | View |
| 2025-02-18 Exercise | 2025-02-20 4:34 pm | N/A 2031-12-04 | OneStream Inc. | OS | Koefoed William A Chief Financial Officer | 10,000 | $0 | 245,481 (Direct) | View |
| 2025-02-18 Exercise | 2025-02-20 4:34 pm | N/A N/A | OneStream Inc. | OS | Koefoed William A Chief Financial Officer | 10,000 | $10.65 | 245,481 (Direct) | View |
| 2025-01-15 Exercise | 2025-01-17 4:16 pm | N/A 2031-12-04 | OneStream Inc. | OS | Koefoed William A Chief Financial Officer | 10,000 | $0 | 255,481 (Direct) | View |
| 2025-01-15 Exercise | 2025-01-17 4:16 pm | N/A N/A | OneStream Inc. | OS | Koefoed William A Chief Financial Officer | 10,000 | $10.65 | 255,481 (Direct) | View |
| 2024-12-13 Exercise | 2024-12-17 8:45 pm | N/A 2031-12-04 | OneStream Inc. | OS | Koefoed William A Chief Financial Officer | 13,765 | $0 | 701,166 (Direct) | View |
| 2024-12-13 Exercise | 2024-12-17 8:45 pm | N/A N/A | OneStream Inc. | OS | Koefoed William A Chief Financial Officer | 13,765 | $10.65 | 701,166 (Direct) | View |
Ownership(A) | 2024-07-26 6:02 pm | N/A N/A | OneStream Inc. | OS | Koefoed William A Chief Financial Officer | 0 | $0 | 2,350,291 (Indirect) | View |
Ownership | 2024-07-24 8:29 pm | N/A N/A | OneStream Inc. | OS | Koefoed William A Chief Financial Officer | 0 | $0 | 2,876,980 (Direct) | View |