Vanderhook Timothy's Form 4 filing
Viant Technology Inc. (DSP) · filed Dec 18, 2025
- Accession no.
- 0001828791-25-000101
- Filed
- Dec 18, 2025
- Trade date
- Dec 16-18, 2025
- Filing delay
- 2 days
- Rule 10b5-1 plan
- Checked
This filing lists 6 non-derivative transactions and 1 derivative transaction. Open-market sales total $224.8K. It was filed 2 days after the trade.
Reporting owners
A Form 4 can have several reporting owners, such as a person and a fund they control. Trade tables show the first one.
| Owner | Relationship to the company |
|---|---|
| Vanderhook TimothyCIK 0001843103 | Director, Officer (CEO and Chairman), 10% Owner |
Non-derivative securities (Table I)
Acquisitions and disposals of common stock and similar shares, one row per line on the filing.
| Trade date | Security | Transaction | Shares | Price | Value | Shares after | Ownership | Flags |
|---|---|---|---|---|---|---|---|---|
| Dec 16, 2025 | Class A Common Stock | MOption exerciseAcquired | +12,500 | $0.00F1 | $0 | 12,500 | Indirect | |
| Dec 16, 2025 | Class B Common Stock | DReturned to the companyDisposed | −12,500 | $0.00F3 | $0 | 9,157,275 | Indirect | |
| Dec 17, 2025 | Class A Common Stock | SSaleDisposed | −9,102 | $11.70 | −$106,493.4 | 347,182 | Direct | |
| Dec 17, 2025 | Class A Common Stock | SSaleDisposed | −5,000 | $11.74F6 | −$58,700 | 7,500 | Indirect | |
| Dec 18, 2025 | Class A Common Stock | SSaleDisposed | −5,000 | $11.93F7 | −$59,650 | 2,500 | Indirect | |
| Dec 18, 2025 | Class A Common Stock | GGiftDisposed | −85,000 | $0.00 | $0 | 262,182 | Direct |
Derivative securities (Table II)
Options, warrants, restricted stock units and similar. Shares are the underlying shares; price and value are for the derivative itself, and the holding after is in derivative units.
| Trade date | Security | Transaction | Underlying shares | Unit price | Value | Held after | Ownership | Flags |
|---|---|---|---|---|---|---|---|---|
| Dec 16, 2025 | Class A Common Stock | MOption exerciseDisposed | −12,500 | –F1 | – | 9,157,275 | Indirect |
Footnotes and remarks
Livermore keeps the footnotes that transaction prices refer to, all footnotes of amendments (Form 4/A) and the filing's remarks. Other footnotes, such as how indirect holdings are held or the details of a trading plan, are only in the original on SEC EDGAR.
- F1
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.
Referenced by the price of 1 transaction in Table I and 1 transaction in Table II.
- F3
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.
Referenced by the price of 1 transaction in Table I.
- F6
The price reported in Column 4 is a weighted average price, based on the Reporting Person's pro rata portion of a total of 15,000 shares of Class A Common Stock sold on behalf of Capital V LLC. These shares were sold in multiple transactions at prices ranging from $11.485 to $12.235. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.
Referenced by the price of 1 transaction in Table I.
- F7
The price reported in Column 4 is a weighted average price, based on the Reporting Person's pro rata portion of a total of 15,000 shares of Class A Common Stock sold on behalf of Capital V LLC. These shares were sold in multiple transactions at prices ranging from $11.62 to $12.175. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.
Referenced by the price of 1 transaction in Table I.