Vanderhook Timothy — SEC Form 4 filings
SEC reporting owner CIK 1843103. 22 Form 4 filings on record with FilingPulse; latest filed 2026-09-14.
Transaction summary — filings shown
Covers all 22 filings on record, filed 2024-03-12 to 2026-09-14. Counts and totals are arithmetic on values as filed — descriptive data, not a recommendation.
- Open-market purchases (code P, non-derivative): none reported.
- Open-market sales (code S, non-derivative): 28 legs across 12 filings — 135,969 shares, $1,522,634 total (shares × price as filed).
- Other reported legs (grants, option exercises, tax withholding, gifts, derivative-security transactions, …): 59.
- Largest priced transaction: sale of 8,960 shares @ $13.08 ($117,177) in Viant Technology Inc., filed 2025-06-13.
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 |
|---|---|---|---|---|---|
| Viant Technology Inc. (DSP) | CEO and Chairman, Director, 10% owner | 22 | — | 28 legs · 135,969 sh · $1,522,634 | 59 |
Form 4 filings — Vanderhook Timothy
| Filed | Form | Issuer | Reported transactions | Source |
|---|---|---|---|---|
| 2026-09-14 | 4 | Viant Technology Inc. (DSP) | Disposition to issuer (D): 8,636 @ $12.74 | EDGAR |
| 2026-07-23 | 4 | Viant Technology Inc. (DSP) | Option exercise (M): 12,500 @ $0 · Disposition to issuer (D): 12,500 @ $0 · Sale (S): 3,196 @ $11.70 · Sale (S): 5,000 @ $11.03 · Sale (S): 4,304 @ $10.47 · Option exercise (M): 12,500 (derivative) | EDGAR |
| 2026-06-18 | 4 | Viant Technology Inc. (DSP) | Option exercise (M): 12,500 @ $0 · Disposition to issuer (D): 12,500 @ $0 · Sale (S): 5,000 @ $11.17 · Sale (S): 5,000 @ $11.09 · Sale (S): 2,500 @ $10.96 · Option exercise (M): 12,500 (derivative) | EDGAR |
| 2026-06-15 | 4 | Viant Technology Inc. (DSP) | Sale (S): 9,125 @ $11.10 | EDGAR |
| 2026-06-10 | 4 | Viant Technology Inc. (DSP) | Gift (G): 52,096 @ $0 · Gift (G): 52,096 @ $0 · Gift (G): 52,096 @ $0 · Gift (G): 52,096 @ $0 · Grant/award (A): 52,096 @ $0 · Grant/award (A): 52,096 @ $0 · +10 more | EDGAR |
| 2026-05-21 | 4 | Viant Technology Inc. (DSP) | Option exercise (M): 12,500 @ $0 · Disposition to issuer (D): 12,500 @ $0 · Sale (S): 5,000 @ $10.89 · Sale (S): 5,000 @ $10.60 · Sale (S): 2,500 @ $10.79 · Option exercise (M): 12,500 (derivative) | EDGAR |
| 2026-04-22 | 4 | Viant Technology Inc. (DSP) | Option exercise (M): 12,500 @ $0 · Disposition to issuer (D): 12,500 @ $0 · Sale (S): 5,000 @ $11.12 · Sale (S): 4,704 @ $10.91 · Sale (S): 2,796 @ $10.74 · Option exercise (M): 12,500 (derivative) | EDGAR |
| 2026-03-19 | 4 | Viant Technology Inc. (DSP) | Option exercise (M): 12,500 @ $0 · Disposition to issuer (D): 12,500 @ $0 · Sale (S): 5,000 @ $11.80 · Sale (S): 5,000 @ $12.00 · Sale (S): 2,920 @ $11.42 · Option exercise (M): 12,500 (derivative) | EDGAR |
| 2026-03-12 | 4 | Viant Technology Inc. (DSP) | Disposition to issuer (D): 44,177 @ $10.50 | EDGAR |
| 2026-02-19 | 4 | Viant Technology Inc. (DSP) | Option exercise (M): 12,500 @ $0 · Disposition to issuer (D): 12,500 @ $0 · Sale (S): 4,079 @ $9.26 · Sale (S): 4,722 @ $9.19 · Sale (S): 3,279 @ $9.17 · Option exercise (M): 12,500 (derivative) | EDGAR |
| 2026-01-22 | 4 | Viant Technology Inc. (DSP) | Option exercise (M): 12,500 @ $0 · Disposition to issuer (D): 12,500 @ $0 · Sale (S): 5,000 @ $11.94 · Sale (S): 4,926 @ $12.24 · Sale (S): 2,574 @ $12.87 · Option exercise (M): 12,500 (derivative) | EDGAR |
| 2025-12-19 | 4 | Viant Technology Inc. (DSP) | Sale (S): 2,500 @ $11.79 | EDGAR |
| 2025-12-18 | 4 | Viant Technology Inc. (DSP) | Option exercise (M): 12,500 @ $0 · Disposition to issuer (D): 12,500 @ $0 · Sale (S): 9,102 @ $11.70 · Sale (S): 5,000 @ $11.74 · Sale (S): 5,000 @ $11.93 · Gift (G): 85,000 @ $0 · +1 more | EDGAR |
| 2025-09-17 | 4 | Viant Technology Inc. (DSP) | Sale (S): 8,782 @ $9.73 · Option exercise (M): 313,926 @ $0 · Disposition to issuer (D): 313,926 @ $0 · Disposition to issuer (D): 313,926 @ $9.56 · Option exercise (M): 313,926 (derivative) @ $0 | EDGAR |
| 2025-06-13 | 4 | Viant Technology Inc. (DSP) | Sale (S): 8,960 @ $13.08 | EDGAR |
| 2025-03-11 | 4 | Viant Technology Inc. (DSP) | Disposition to issuer (D): 92,204 @ $13.32 | EDGAR |
| 2024-12-20 | 4 | Viant Technology Inc. (DSP) | Gift (G): 31,556 @ $0 · Option exercise (M): 203,527 @ $4.44 · Tax withholding (F): 47,115 @ $19.18 · Disposition to issuer (D): 156,412 @ $19.18 · Option exercise (M): 203,527 (derivative) @ $0 | EDGAR |
| 2024-12-12 | 4 | Viant Technology Inc. (DSP) | Disposition to issuer (D): 8,636 @ $21.37 | EDGAR |
| 2024-09-12 | 4 | Viant Technology Inc. (DSP) | Disposition to issuer (D): 8,636 @ $10.07 | EDGAR |
| 2024-06-12 | 4 | Viant Technology Inc. (DSP) | Disposition to issuer (D): 8,529 @ $9.23 | EDGAR |
| 2024-03-19 | 4 | Viant Technology Inc. (DSP) | Grant/award (A): 194,384 @ $0 · Grant/award (A): 96,363 (derivative) @ $0 | EDGAR |
| 2024-03-12 | 4 | Viant Technology Inc. (DSP) | Disposition to issuer (D): 82,534 @ $10.13 | 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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