Kostman David (CIK 1874180) reported 23 SEC Form 4 insider transactions across 2 companies over the past 18 months (most recent 2026-06-09). Recent activity: Sell TEAD (7,870 shares), Sell TEAD (6,716 shares), Sell TEAD (28,411 shares), Buy TEAD (18,000 shares), Buy TEAD (15,000 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-06-09 | Teads Holding Co. (TEAD) | Chief Executive Officer | Sell | 7,870 | $9,050 |
| 2026-06-09 | Teads Holding Co. (TEAD) | Chief Executive Officer | Sell | 6,716 | $7,723 |
| 2026-06-09 | Teads Holding Co. (TEAD) | Chief Executive Officer | Sell | 28,411 | $34,661 |
| 2026-06-02 | Teads Holding Co. (TEAD) | Chief Executive Officer | Buy | 18,000 | $20,943 |
| 2026-06-02 | Teads Holding Co. (TEAD) | Chief Executive Officer | Buy | 15,000 | $17,904 |
| 2026-06-02 | Teads Holding Co. (TEAD) | Chief Executive Officer | Buy | 13,500 | $14,403 |
| 2026-05-18 | Teads Holding Co. (TEAD) | Chief Executive Officer | Buy | 324,000 | $0 |
| 2026-03-10 | Teads Holding Co. (TEAD) | Chief Executive Officer | Sell | 11,043 | $9,276 |
| 2026-03-10 | Teads Holding Co. (TEAD) | Chief Executive Officer | Sell | 7,660 | $6,434 |
| 2026-03-10 | Teads Holding Co. (TEAD) | Chief Executive Officer | Sell | 13,680 | $11,491 |
| 2025-12-09 | Teads Holding Co. (TEAD) | Chief Executive Officer | Sell | 9,216 | $38,984 |
| 2025-12-09 | Teads Holding Co. (TEAD) | Chief Executive Officer | Sell | 9,758 | $41,276 |
| 2025-09-08 | Teads Holding Co. (TEAD) | Chief Executive Officer | Sell | 9,216 | $15,022 |
| 2025-09-08 | Teads Holding Co. (TEAD) | Chief Executive Officer | Sell | 13,391 | $21,827 |
| 2025-09-08 | Teads Holding Co. (TEAD) | Chief Executive Officer | Sell | 16,590 | $27,042 |
| 2025-06-10 | Teads Holding Co. (TEAD) | Chief Executive Officer | Sell | 9,216 | $25,897 |
| 2025-06-10 | Teads Holding Co. (TEAD) | Chief Executive Officer | Sell | 13,392 | $37,632 |
| 2025-06-10 | Teads Holding Co. (TEAD) | Chief Executive Officer | Sell | 33,180 | $93,236 |
| 2025-06-06 | Outbrain Inc. (OB) | Chief Executive Officer | Buy | 480,000 | $0 |
| 2025-03-17 | Outbrain Inc. (OB) | Chief Executive Officer | Buy | 20,000 | $79,600 |
| 2025-03-11 | Outbrain Inc. (OB) | Chief Executive Officer | Buy | 200,000 | $0 |
| 2025-03-11 | Outbrain Inc. (OB) | Chief Executive Officer | Sell | 34,411 | $145,559 |
| 2025-03-11 | Outbrain Inc. (OB) | Chief Executive Officer | Sell | 11,123 | $47,050 |
Source: SEC Form 4 filings · as of 2026-06-09