Zagorski Mark — SEC Form 4 filings
SEC reporting owner CIK 1709574. 24 Form 4 filings on record with FilingPulse; latest filed 2026-09-17.
Transaction summary — filings shown
Covers all 24 filings on record, filed 2024-03-19 to 2026-09-17. Counts and totals are arithmetic on values as filed — descriptive data, not a recommendation.
- Open-market purchases (code P, non-derivative): 3 legs across 3 filings — 2,558 shares, $35,128 total (shares × price as filed).
- Open-market sales (code S, non-derivative): none reported.
- Other reported legs (grants, option exercises, tax withholding, gifts, derivative-security transactions, …): 156.
- Largest priced transaction: purchase of 1,141 shares @ $11.68 ($13,327) in DoubleVerify Holdings, Inc., filed 2025-06-17.
By issuer — same filings
Open-market purchase/sale legs on non-derivative securities, grouped by issuer. Role is as filed on the newest filing for that issuer. Dollar totals cover priced legs only (shares × price as filed). Ordered by priced transaction value, largest first.
| Issuer | Role (as filed) | Filings | Purchases (P) | Sales (S) | Other legs |
|---|---|---|---|---|---|
| DoubleVerify Holdings, Inc. (DV) | Chief Executive Officer, Director | 21 | 3 legs · 2,558 sh · $35,128 | — | 153 |
| Teads Holding Co. (TEAD) | Director | 3 | — | — | 3 |
Form 4 filings — Zagorski Mark
| Filed | Form | Issuer | Reported transactions | Source |
|---|---|---|---|---|
| 2026-09-17 | 4 | DoubleVerify Holdings, Inc. (DV) | Option exercise (M): 22,919 @ $0 · Tax withholding (F): 11,701 @ $13.50 · Option exercise (M): 12,122 @ $0 · Tax withholding (F): 6,189 @ $13.50 · Option exercise (M): 15,219 @ $0 · Tax withholding (F): 7,770 @ $13.50 · +10 more | EDGAR |
| 2026-07-01 | 4 | DoubleVerify Holdings, Inc. (DV) | Option exercise (M): 13,476 @ $0 · Tax withholding (F): 7,453 @ $10.84 · Option exercise (M): 13,476 (derivative) @ $0 | EDGAR |
| 2026-06-17 | 4 | DoubleVerify Holdings, Inc. (DV) | Option exercise (M): 22,919 @ $0 · Tax withholding (F): 12,675 @ $10.25 · Option exercise (M): 12,122 @ $0 · Tax withholding (F): 6,704 @ $10.25 · Option exercise (M): 15,219 @ $0 · Tax withholding (F): 8,417 @ $10.25 · +10 more | EDGAR |
| 2026-06-03 | 4 | DoubleVerify Holdings, Inc. (DV) | Other (J): 416 @ $8.25 | EDGAR |
| 2026-05-18 | 4 | Teads Holding Co. (TEAD) | Grant/award (A): 20,000 @ $0 | EDGAR |
| 2026-04-03 | 4 | DoubleVerify Holdings, Inc. (DV) | Option exercise (M): 13,476 @ $0 · Tax withholding (F): 7,453 @ $9.50 · Option exercise (M): 13,476 (derivative) @ $0 | EDGAR |
| 2026-03-16 | 4 | DoubleVerify Holdings, Inc. (DV) | Option exercise (M): 22,919 @ $0 · Tax withholding (F): 12,675 @ $10.21 · Option exercise (M): 60,609 @ $0 · Tax withholding (F): 33,517 @ $10.21 · Option exercise (M): 15,219 @ $0 · Tax withholding (F): 6,724 @ $10.21 · +11 more | EDGAR |
| 2026-03-12 | 4 | DoubleVerify Holdings, Inc. (DV) | Grant/award (A): 145,458 (derivative) @ $0 | EDGAR |
| 2026-01-05 | 4 | DoubleVerify Holdings, Inc. (DV) | Option exercise (M): 13,476 @ $0 · Tax withholding (F): 7,453 @ $11.44 · Option exercise (M): 13,476 (derivative) @ $0 | EDGAR |
| 2025-12-17 | 4 | DoubleVerify Holdings, Inc. (DV) | Other (J): 100 @ $8.96 · Option exercise (M): 6,471 @ $0 · Tax withholding (F): 3,579 @ $10.83 · Option exercise (M): 7,802 @ $0 · Tax withholding (F): 4,315 @ $10.83 · Option exercise (M): 2,756 @ $0 · +8 more | EDGAR |
| 2025-09-17 | 4 | DoubleVerify Holdings, Inc. (DV) | Option exercise (M): 15,219 @ $0 · Tax withholding (F): 8,417 @ $13.01 · Option exercise (M): 2,756 @ $0 · Tax withholding (F): 1,525 @ $13.01 · Option exercise (M): 7,802 @ $0 · Tax withholding (F): 4,315 @ $13.01 · +7 more | EDGAR |
| 2025-08-21 | 4 | DoubleVerify Holdings, Inc. (DV) | Grant/award (A): 161,708 (derivative) @ $0 | EDGAR |
| 2025-06-17 | 4 | DoubleVerify Holdings, Inc. (DV) | Purchase (P): 1,141 @ $11.68 · Option exercise (M): 15,220 @ $0 · Tax withholding (F): 8,417 @ $14.50 · Option exercise (M): 2,756 @ $0 · Tax withholding (F): 1,525 @ $14.50 · Option exercise (M): 7,802 @ $0 · +8 more | EDGAR |
| 2025-06-09 | 4 | Outbrain Inc. (OB) | Grant/award (A): 20,000 @ $0 | EDGAR |
| 2025-03-17 | 4 | DoubleVerify Holdings, Inc. (DV) | Option exercise (M): 13,782 @ $0 · Tax withholding (F): 5,555 @ $14.36 · Option exercise (M): 15,220 @ $0 · Tax withholding (F): 6,351 @ $14.36 · Option exercise (M): 7,802 @ $0 · Tax withholding (F): 3,145 @ $14.36 · +8 more | EDGAR |
| 2025-03-10 | 4 | DoubleVerify Holdings, Inc. (DV) | Grant/award (A): 33,078 (derivative) @ $0 | EDGAR |
| 2024-12-17 | 4 | DoubleVerify Holdings, Inc. (DV) | Purchase (P): 705 @ $15.30 · Option exercise (M): 6,471 @ $0 · Tax withholding (F): 3,579 @ $20.08 · Option exercise (M): 7,802 @ $0 · Tax withholding (F): 4,315 @ $20.08 · Option exercise (M): 6,471 (derivative) @ $0 · +2 more | EDGAR |
| 2024-10-02 | 4 | DoubleVerify Holdings, Inc. (DV) | Option exercise (M): 10,416 @ $0 · Tax withholding (F): 5,761 @ $16.84 · Option exercise (M): 10,416 (derivative) @ $0 | EDGAR |
| 2024-09-17 | 4 | DoubleVerify Holdings, Inc. (DV) | Option exercise (M): 6,471 @ $0 · Tax withholding (F): 3,579 @ $17.42 · Option exercise (M): 7,802 @ $0 · Tax withholding (F): 4,315 @ $17.42 · Option exercise (M): 6,471 (derivative) @ $0 · Option exercise (M): 9,375 (derivative) @ $0 · +1 more | EDGAR |
| 2024-07-02 | 4 | DoubleVerify Holdings, Inc. (DV) | Option exercise (M): 10,416 @ $0 · Tax withholding (F): 5,761 @ $19.47 · Option exercise (M): 10,416 (derivative) @ $0 | EDGAR |
| 2024-06-18 | 4 | DoubleVerify Holdings, Inc. (DV) | Purchase (P): 712 @ $15.47 · Option exercise (M): 6,471 @ $0 · Tax withholding (F): 3,579 @ $18.70 · Option exercise (M): 7,802 @ $0 · Tax withholding (F): 4,315 @ $18.70 · Option exercise (M): 6,471 (derivative) @ $0 · +2 more | EDGAR |
| 2024-04-26 | 4 | Outbrain Inc. (OB) | Grant/award (A): 30,000 @ $0 | EDGAR |
| 2024-04-02 | 4 | DoubleVerify Holdings, Inc. (DV) | Option exercise (M): 10,417 @ $0 · Tax withholding (F): 5,761 @ $35.16 · Option exercise (M): 10,417 (derivative) @ $0 | EDGAR |
| 2024-03-19 | 4 | DoubleVerify Holdings, Inc. (DV) | Option exercise (M): 6,471 @ $0 · Tax withholding (F): 2,608 @ $33.09 · Option exercise (M): 7,802 @ $0 · Tax withholding (F): 3,420 @ $33.09 · Option exercise (M): 6,471 (derivative) @ $0 · Option exercise (M): 9,375 (derivative) @ $0 · +1 more | EDGAR |
FilingPulse's Form 4 archive currently extends back to 2024-01-11 and is expanding backward through EDGAR history — earlier filings by this insider may not be indexed yet. Names and roles are shown as filed.
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