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 |
2025-03-13 Purchase |
2025-03-17 4:57 pm |
Outbrain Inc. | Kostman David Chief Executive Officer |
20,000 | $3.98 | $79,600 | 828,940 (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 |
2025-03-07 Exercise |
2025-03-11 7:16 pm |
N/A 2034-06-04 |
Outbrain Inc. | Kostman David Chief Executive Officer |
200,000 | $0 | 1,008,940 (Direct) |
View | |
2025-03-07 Tax Withholding |
2025-03-11 7:16 pm |
N/A N/A |
Outbrain Inc. | Kostman David Chief Executive Officer |
45,534 | $4.23 | 1,008,940 (Direct) |
View | |
2025-01-07 Tax Withholding |
2025-01-10 4:24 pm |
N/A N/A |
Outbrain Inc. | Kostman David Chief Executive Officer |
2,535 | $6.75 | 654,474 (Direct) |
View | |
2024-12-07 Tax Withholding |
2024-12-09 5:01 pm |
N/A N/A |
Outbrain Inc. | Kostman David Chief Executive Officer |
9,759 | $6.19 | 657,009 (Direct) |
View | |
2024-10-07 Tax Withholding |
2024-10-08 6:21 pm |
N/A N/A |
Outbrain Inc. | Kostman David Chief Executive Officer |
2,222 | $4.61 | 666,768 (Direct) |
View | |
2024-09-07 Tax Withholding |
2024-09-09 5:47 pm |
N/A N/A |
Outbrain Inc. | Kostman David Chief Executive Officer |
9,758 | $4.8 | 668,990 (Direct) |
View | |
2024-07-07 Tax Withholding |
2024-07-09 5:08 pm |
N/A N/A |
Outbrain Inc. | Kostman David Chief Executive Officer |
2,222 | $4.67 | 678,748 (Direct) |
View | |
2024-06-05 Option Award |
2024-06-12 5:58 pm |
N/A N/A |
Unity Software Inc. | U | Kostman David Director |
16,732 | $0 | 142,712 (Direct) |
View |
2024-06-07 Tax Withholding |
2024-06-07 8:43 pm |
N/A N/A |
Outbrain Inc. | Kostman David Chief Executive Officer |
14,797 | $4.57 | 680,970 (Direct) |
View | |
2024-06-04 Option Award |
2024-06-06 8:36 pm |
N/A 2034-06-04 |
Outbrain Inc. | Kostman David Chief Executive Officer |
600,000 | $0 | 1,095,767 (Direct) |
View | |
2024-04-07 Tax Withholding |
2024-04-08 5:17 pm |
N/A N/A |
Outbrain Inc. | Kostman David Chief Executive Officer |
2,172 | $4.16 | 495,767 (Direct) |
View | |
2024-03-07 Tax Withholding |
2024-03-08 6:54 pm |
N/A N/A |
Outbrain Inc. | Kostman David Co-Chief Executive Officer |
5,343 | $3.85 | 497,939 (Direct) |
View | |
2024-01-07 Tax Withholding |
2024-01-08 6:10 pm |
N/A N/A |
Outbrain Inc. | Kostman David Co-Chief Executive Officer |
2,534 | $4.25 | 503,282 (Direct) |
View | |
2023-12-07 Tax Withholding |
2023-12-08 8:34 pm |
N/A N/A |
Outbrain Inc. | Kostman David Co-Chief Executive Officer |
4,722 | $3.89 | 505,816 (Direct) |
View | |
2023-10-06 Tax Withholding |
2023-10-10 5:51 pm |
N/A N/A |
Outbrain Inc. | Kostman David Co-Chief Executive Officer |
2,222 | $5 | 510,538 (Direct) |
View | |
2023-09-07 Tax Withholding |
2023-09-08 5:51 pm |
N/A N/A |
Outbrain Inc. | Kostman David Co-Chief Executive Officer |
4,721 | $5.43 | 512,760 (Direct) |
View | |
2023-07-07 Tax Withholding |
2023-07-07 8:36 pm |
N/A N/A |
Outbrain Inc. | Kostman David Co-Chief Executive Officer |
2,222 | $4.91 | 517,481 (Direct) |
View | |
2023-06-07 Option Award |
2023-06-09 8:26 pm |
N/A N/A |
Unity Software Inc. | U | Kostman David Director |
7,056 | $0 | 125,980 (Direct) |
View |
2023-06-07 Tax Withholding |
2023-06-07 7:09 pm |
N/A N/A |
Outbrain Inc. | Kostman David Co-Chief Executive Officer |
4,722 | $4.84 | 519,703 (Direct) |
View | |
2023-06-05 Option Award |
2023-06-07 7:09 pm |
N/A N/A |
Outbrain Inc. | Kostman David Co-Chief Executive Officer |
112,500 | $0 | 519,703 (Direct) |
View | |
2023-04-07 Tax Withholding |
2023-04-07 5:53 pm |
N/A N/A |
Outbrain Inc. | Kostman David Co-Chief Executive Officer |
2,222 | $4.4 | 411,925 (Direct) |
View | |
2023-03-07 Tax Withholding |
2023-03-09 6:35 pm |
N/A N/A |
Outbrain Inc. | Kostman David Co-Chief Executive Officer |
2,137 | $4.77 | 414,147 (Direct) |
View | |
2023-01-06 Tax Withholding |
2023-01-10 8:58 pm |
N/A N/A |
Outbrain Inc. | Kostman David Co-Chief Executive Officer |
2,539 | $4.03 | 416,284 (Direct) |
View | |
2022-12-07 Tax Withholding |
2022-12-09 6:42 pm |
N/A N/A |
Outbrain Inc. | Kostman David Co-Chief Executive Officer |
2,161 | $3.61 | 418,823 (Direct) |
View | |
2022-11-07 Option Award |
2022-11-09 8:15 pm |
N/A 2025-06-30 |
Unity Software Inc. | U | Kostman David Director |
170,117 | $0 | 170,117 (Direct) |
View |
2022-10-07 Tax Withholding |
2022-10-11 8:06 pm |
N/A N/A |
Outbrain Inc. | Kostman David Co-Chief Executive Officer |
2,222 | $4.06 | 420,984 (Direct) |
View | |
2022-09-07 Tax Withholding |
2022-09-09 6:56 pm |
N/A N/A |
Outbrain Inc. | Kostman David Co-Chief Executive Officer |
1,888 | $4.25 | 423,206 (Direct) |
View | |
2022-07-06 Tax Withholding |
2022-07-08 5:22 pm |
N/A N/A |
Outbrain Inc. | Kostman David Co-Chief Executive Officer |
2,222 | $5.16 | 425,094 (Direct) |
View | |
2022-06-13 Tax Withholding |
2022-06-15 9:33 pm |
N/A N/A |
Outbrain Inc. | Kostman David Co-Chief Executive Officer |
1,889 | $5.46 | 427,316 (Direct) |
View | |
2022-04-19 Option Award |
2022-04-21 9:16 pm |
N/A N/A |
Outbrain Inc. | Kostman David Co-Chief Executive Officer |
75,000 | $0 | 429,205 (Direct) |
View | |
2022-04-12 Tax Withholding |
2022-04-14 9:52 pm |
N/A N/A |
Outbrain Inc. | Kostman David Co-Chief Executive Officer |
2,222 | $10.25 | 354,205 (Direct) |
View | |
2021-12-28 Tax Withholding |
2021-12-30 5:00 pm |
N/A N/A |
Outbrain Inc. | Kostman David Co-Chief Executive Officer |
350,144 | $13.82 | 356,427 (Direct) |
View | |
Ownership(A) |
2021-08-09 4:50 pm |
N/A N/A |
Outbrain Inc. | Kostman David Co-Chief Executive Officer |
0 | $0 | 927,159 (Direct) |
View | |
Ownership |
2021-07-22 5:29 pm |
N/A N/A |
Outbrain Inc. | Kostman David Co-Chief Executive Officer |
0 | $0 | 663,987 (Direct) |
View |