InsiderTrades

Form 4 for DSP Viant Technology Inc.

Accepted 2025-09-17 00:00:00 ET · period of report 2025-09-15 · accession 0001843104-25-000007 · SEC index · Original document

Summary rows

Aggregated the way they appear in lists: one row per insider, transaction code and security table.

X Filed Traded Ticker Insider Title Type Price Qty Owned ΔOwn Value
D 2025-09-17 2025-09-15 DSP Vanderhook Christopher COO, Dir, 10% S - Sale+OE $9.73 -8,782 356.3K -2% -$85.4K
DI 2025-09-17 2025-09-16 DSP Vanderhook Christopher COO, Dir, 10% M - OptEx $0.00 +313.9K 313.9K New $0
DMI 2025-09-17 2025-09-16+ DSP Vanderhook Christopher COO, Dir, 10% D - Sale to Iss $4.78 -627.9K 0 -100% -$3.00M
DI 2025-09-17 2025-09-16 DSP Vanderhook Christopher COO, Dir, 10% M - OptEx $0.00 -313.9K 9.17M -3% $0

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Class A Common Stock 2025-09-15 S D 8,782 $9.73 356,284 D By Capital V LLC — — (F2) On December 20, 2024, the Reporting Person filed a Form 4, which inadvertently reported a gift of 31,556 shares of the Issuer's Class A common stock when the actual number of shares gifted was 31,566. The total number of shares of Class A common stock held by the Reporting Person has been corrected herein accordingly. (F4) The Reporting Person holds a one-third interest in Capital V LLC and may therefore be deemed to have an indirect pecuniary interest in one-third of Capital V LLC's total holdings.
2 Common Class A Common Stock 2025-09-16 M A 313,926 $0.00 313,926 I By Capital V LLC — — (F3) The Class B Units of Viant Technology LLC ("Class B Units") are exchangeable, at the holder's option, on a one-for-one basis into shares of Class A common stock of the Issuer. Upon exchange of a Class B Unit, the corresponding share of Class B common stock will be automatically cancelled. (F4) The Reporting Person holds a one-third interest in Capital V LLC and may therefore be deemed to have an indirect pecuniary interest in one-third of Capital V LLC's total holdings.
3 Common Class B Common Stock 2025-09-16 D D 313,926 $0.00 9,169,775 I By Capital V LLC — — (F5) Reflects the cancellation for no consideration of a number of shares of Class B common stock of the Issuer in connection with the redemption by the Reporting Person of an equal number of Class B Units for Class A common stock. (F4) The Reporting Person holds a one-third interest in Capital V LLC and may therefore be deemed to have an indirect pecuniary interest in one-third of Capital V LLC's total holdings.
4 Common Class A Common Stock 2025-09-17 D D 313,926 $9.56 0 I — —
5 Derivative Class B Units 2025-09-16 M D 313,926 $0.00 9,169,775 I By Capital V LLC — · — to — 313,926 Class A Common Stock (F4) The Reporting Person holds a one-third interest in Capital V LLC and may therefore be deemed to have an indirect pecuniary interest in one-third of Capital V LLC's total holdings. (F3) The Class B Units of Viant Technology LLC ("Class B Units") are exchangeable, at the holder's option, on a one-for-one basis into shares of Class A common stock of the Issuer. Upon exchange of a Class B Unit, the corresponding share of Class B common stock will be automatically cancelled.