Kostman David has filed 30 insider transactions across 2 companies since June 2023.
Most recent transaction: a tax payment of 11043 shares of Teads Holding Co. ($TEAD) on March 07, 2026.
Activity breakdown: 1 open-market purchase and 0 sales.
| Transaction Date | Company | Ticker | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| March 7, 2026 | Teads Holding Co. | $TEAD | Kostman David | Chief Executive Officer | F | Common Stock | 11043 | $0.84 | 1,196,617.0000 | 95,647,756 | 0.91% | 0.01% |
| March 7, 2026 | Teads Holding Co. | $TEAD | Kostman David | Chief Executive Officer | F | Common Stock | 13680 | $0.84 | 1,182,937.0000 | 95,647,756 | 1.14% | 0.01% |
| March 7, 2026 | Teads Holding Co. | $TEAD | Kostman David | Chief Executive Officer | F | Common Stock | 7660 | $0.84 | 1,207,660.0000 | 95,647,756 | 0.63% | 0.01% |
| March 7, 2025 | Teads Holding Co. | $TEAD | Kostman David | Chief Executive Officer | F | Common Stock | 9216 | $4.23 | 1,215,320.0000 | 63,503,274 | 0.75% | 0.01% |
| March 7, 2025 | Teads Holding Co. | $TEAD | Kostman David | Chief Executive Officer | F | Common Stock | 9758 | $4.23 | 1,215,320.0000 | 63,503,274 | 0.80% | 0.02% |
| Sept. 7, 2025 | Teads Holding Co. | $TEAD | Kostman David | Chief Executive Officer | F | Common Stock | 16590 | $1.63 | 1,213,955.0000 | 95,095,455 | 1.35% | 0.02% |
| Sept. 7, 2025 | Teads Holding Co. | $TEAD | Kostman David | Chief Executive Officer | F | Common Stock | 13391 | $1.63 | 1,230,545.0000 | 95,095,455 | 1.08% | 0.01% |
| Sept. 7, 2025 | Teads Holding Co. | $TEAD | Kostman David | Chief Executive Officer | F | Common Stock | 9216 | $1.63 | 1,243,936.0000 | 95,095,455 | 0.74% | 0.01% |
| June 7, 2025 | Teads Holding Co. | $TEAD | Kostman David | Chief Executive Officer | F | Common Stock | 33180 | $2.81 | 1,253,152.0000 | 94,349,511 | 2.58% | 0.04% |
| June 7, 2025 | Teads Holding Co. | $TEAD | Kostman David | Chief Executive Officer | F | Common Stock | 9216 | $2.81 | 1,299,724.0000 | 94,349,511 | 0.70% | 0.01% |
| June 7, 2025 | Teads Holding Co. | $TEAD | Kostman David | Chief Executive Officer | F | Common Stock | 13392 | $2.81 | 1,286,332.0000 | 94,349,511 | 1.03% | 0.01% |
| June 5, 2025 | Teads Holding Co. | $TEAD | Kostman David | Chief Executive Officer | A | Common Stock | 480000 | $0.00 | 1,308,940.0000 | 94,349,511 | 57.91% | 0.51% |
| March 13, 2025 | Teads Holding Co. | $TEAD | Kostman David | Chief Executive Officer | P | Common Stock | 20000 | $3.98 | 828,940.0000 | 63,503,274 | 2.47% | 0.03% |
| March 7, 2025 | Teads Holding Co. | $TEAD | Kostman David | Chief Executive Officer | F | Common Stock | 34411 | $4.23 | 820,063.0000 | 63,503,274 | 4.03% | 0.05% |
| March 7, 2025 | Teads Holding Co. | $TEAD | Kostman David | Chief Executive Officer | M | Performance Stock Units | 200000 | $0.00 | 200,000.0000 | 63,503,274 | 50.00% | 0.31% |
| March 7, 2025 | Teads Holding Co. | $TEAD | Kostman David | Chief Executive Officer | M | Common Stock | 200000 | $0.00 | 854,474.0000 | 63,503,274 | 30.56% | 0.31% |
| March 7, 2025 | Teads Holding Co. | $TEAD | Kostman David | Chief Executive Officer | F | Common Stock | 11123 | $4.23 | 808,940.0000 | 63,503,274 | 1.36% | 0.02% |
| Jan. 7, 2025 | Teads Holding Co. | $TEAD | Kostman David | Chief Executive Officer | F | Common Stock | 2535 | $6.75 | 654,474.0000 | 63,503,274 | 0.39% | 0.00% |
| Dec. 7, 2024 | Teads Holding Co. | $TEAD | Kostman David | Chief Executive Officer | F | Common Stock | 9759 | $6.19 | 657,009.0000 | 63,029,098 | 1.46% | 0.02% |
| Oct. 7, 2024 | Teads Holding Co. | $TEAD | Kostman David | Chief Executive Officer | F | Common Stock | 2222 | $4.61 | 666,768.0000 | 63,029,098 | 0.33% | 0.00% |
| Sept. 7, 2024 | Teads Holding Co. | $TEAD | Kostman David | Chief Executive Officer | F | Common Stock | 9758 | $4.80 | 668,990.0000 | 62,550,934 | 1.44% | 0.02% |
| July 7, 2024 | Teads Holding Co. | $TEAD | Kostman David | Chief Executive Officer | F | Common Stock | 2222 | $4.67 | 678,748.0000 | 62,550,934 | 0.33% | 0.00% |
| June 5, 2024 | Unity Software Inc. | $U | Kostman David | Director | A | Common Stock | 16732 | $0.00 | 142,712.0000 | 0 | 13.28% | 0.00% |
| June 7, 2024 | Teads Holding Co. | $TEAD | Kostman David | Chief Executive Officer | F | Common Stock | 14797 | $4.57 | 680,970.0000 | 61,915,671 | 2.13% | 0.02% |
| June 4, 2024 | Teads Holding Co. | $TEAD | Kostman David | Chief Executive Officer | A | Performance Stock Units | 400000 | $0.00 | 400,000.0000 | 61,915,671 | 9999.99% | 0.65% |
| June 4, 2024 | Teads Holding Co. | $TEAD | Kostman David | Chief Executive Officer | A | Common Stock | 200000 | $0.00 | 695,767.0000 | 61,915,671 | 40.34% | 0.32% |
| April 7, 2024 | Teads Holding Co. | $TEAD | Kostman David | Chief Executive Officer | F | Common Stock | 2172 | $4.16 | 495,767.0000 | 61,915,671 | 0.44% | 0.00% |
| March 7, 2024 | Teads Holding Co. | $TEAD | Kostman David | Co-Chief Executive Officer | F | Common Stock | 5343 | $3.85 | 497,939.0000 | 61,567,520 | 1.06% | 0.01% |
| Jan. 7, 2024 | Teads Holding Co. | $TEAD | Kostman David | Co-Chief Executive Officer | F | Common Stock | 2534 | $4.25 | 503,282.0000 | 61,567,520 | 0.50% | 0.00% |
| June 7, 2023 | Unity Software Inc. | $U | Kostman David | Director | A | Common Stock | 7056 | $0.00 | 125,980.0000 | 0 | 5.93% | 0.00% |