David Kostman
Co-Chief Executive Officer at Teads Holding Co.
Sits on 2 boards. Last updated September 28, 2026
Time on boards
- Boards served
- 2
- Current seats
- 2
- Board service
- 7 years
- Director since
- 2023
7 years of board service in total across 2 boards, counting each seat separately. Longest: Teads Holding Co., 3 years.
Teads Holding Co.
Director · Chief Executive Officer
Unity Software Inc.
Director
Chief executive roles
Teads Holding Co.
· Co-Chief Executive Officer
Dates unknown
Insider trades
All notable trades →From SEC Forms 4 and 5. Open-market purchases and sales are highlighted; grants, option exercises and shares withheld for tax are routine.
| Date | Company | Transaction | Shares | Price | Value |
|---|---|---|---|---|---|
| Sep 7, 2024 | Teads Holding Co. | Shares withheld for tax | −9,758 | $4.80 | $46,838 |
| Jul 7, 2024 | Teads Holding Co. | Shares withheld for tax | −2,222 | $4.67 | $10,377 |
| Jun 7, 2024 | Teads Holding Co. | Shares withheld for tax | −14,797 | $4.57 | $67,622 |
| Jun 5, 2024 | Unity Software Inc. | Grant or award | +16,732 | — | — |
| Jun 4, 2024 | Teads Holding Co. | Grant or award | +200,000 | — | — |
| Apr 7, 2024 | Teads Holding Co. | Shares withheld for tax | −2,172 | $4.16 | $9,036 |
| Mar 7, 2024 | Teads Holding Co. | Shares withheld for tax | −5,343 | $3.85 | $20,571 |
| Jan 7, 2024 | Teads Holding Co. | Shares withheld for tax | −2,534 | $4.25 | $10,770 |
| Dec 7, 2023 | Teads Holding Co. | Shares withheld for tax | −4,722 | $3.89 | $18,369 |
| Oct 6, 2023 | Teads Holding Co. | Shares withheld for tax | −2,222 | $5.00 | $11,110 |
| Sep 7, 2023 | Teads Holding Co. | Shares withheld for tax | −4,721 | $5.43 | $25,635 |
| Jul 7, 2023 | Teads Holding Co. | Shares withheld for tax | −2,222 | $4.91 | $10,910 |
| Jun 7, 2023 | Unity Software Inc. | Grant or award | +7,056 | — | — |
| Jun 7, 2023 | Teads Holding Co. | Shares withheld for tax | −4,722 | $4.84 | $22,854 |
| Jun 5, 2023 | Teads Holding Co. | Grant or award | +112,500 | — | — |
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