Viant Technology (DSP) CEO-linked LLC exercises units, sells Class A stock

Rhea-AI Filing Summary

Viant Technology Inc. insider activity centers on transactions by Capital V LLC, an entity associated with CEO, Chairman, and 10% owner Timothy Vanderhook. On January 20, 2026, Capital V LLC exercised 12,500 Class B Units of Viant Technology LLC for 12,500 shares of Class A common stock at an exercise price of $0, and a corresponding 12,500 shares of Class B common stock were cancelled.

Those Class A shares were then sold in three steps by Capital V LLC under a Rule 10b5‑1 trading plan: 5,000 shares on January 20, 2026 at a weighted average price of $11.9403, 4,926 shares on January 21, 2026 at $12.2405, and 2,574 shares on January 22, 2026 at $12.8716. The filing notes that Vanderhook holds a one‑third interest in Capital V LLC and may be deemed to have an indirect pecuniary interest in one‑third of its total holdings, including 9,144,775 Class B Units/Class B common shares reported as beneficially owned after these transactions.

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

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Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

X

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Vanderhook Timothy

(Last) (First) (Middle)

C/O VIANT TECHNOLOGY INC.

2722 MICHELSON DRIVE, SUITE 100

(Street)

IRVINE CA 92612

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
Viant Technology Inc. [ DSP ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director	X	10% Owner
X	Officer (give title below)		Other (specify below)
	CEO and Chairman

3. Date of Earliest Transaction (Month/Day/Year)
01/20/2026

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Class A Common Stock	01/20/2026		M(1)		12,500	A	$0	12,500	I	By Capital V LLC(2)
Class B Common Stock	01/20/2026		D(3)		12,500	D	$0(3)	9,144,775	I	By Capital V LLC(2)
Class A Common Stock	01/20/2026		S(4)		5,000	D	$11.9403(5)	7,500	I	By Capital V LLC
Class A Common Stock	01/21/2026		S(4)		4,926	D	$12.2405(6)	2,574	I	By Capital V LLC
Class A Common Stock	01/22/2026		S(4)		2,574	D	$12.8716(7)	0	I	By Capital V LLC

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Class B Units	(1)	01/20/2026		M			12,500	(1)	(1)	Class A Common Stock	12,500	(1)	9,144,775	I	By Capital V LLC(2)

Explanation of Responses:

1. 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.

2. 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. 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.

4. Shares sold pursuant to a 10b5-1 plan adopted by Capital V LLC on March 18, 2025, as amended on September 17, 2025.

5. 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 $11.615 to $12.37. 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.

6. The price reported in Column 4 is a weighted average price, based on the Reporting Person's pro rata portion of a total of 14,778 shares of Class A Common Stock sold on behalf of Capital V LLC. These shares were sold in multiple transactions at prices ranging from $11.95 to $12.55. 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.

7. The price reported in Column 4 is a weighted average price, based on the Reporting Person's pro rata portion of a total of 14,778 shares of Class A Common Stock sold on behalf of Capital V LLC. These shares were sold in multiple transactions at prices ranging from $12.575 to $13.195. 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.

Remarks:

	/s/ Larry Madden, Attorney-in-Fact for Timothy Vanderhook	01/22/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
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FAQ

What insider transaction did Viant Technology Inc. (DSP) report for Timothy Vanderhook?

The filing reports that an entity associated with Timothy Vanderhook, Capital V LLC, exercised 12,500 Class B Units into 12,500 shares of Class A common stock on January 20, 2026, and then sold those Class A shares in three market transactions over January 20–22, 2026.

Who actually executed the Viant Technology (DSP) share sales disclosed in this Form 4?

The sales were executed by Capital V LLC, which is identified as the indirect owner of the securities. Timothy Vanderhook is the reporting person and holds a one‑third interest in Capital V LLC, giving him an indirect pecuniary interest in one‑third of its holdings.

How many Viant Technology (DSP) Class A shares were sold and at what prices?

Capital V LLC sold 5,000 Class A shares on January 20, 2026 at a weighted average price of $11.9403, 4,926 shares on January 21, 2026 at $12.2405, and 2,574 shares on January 22, 2026 at $12.8716, all as reported in the Form 4 footnotes and transaction table.

What happened to the Class B Units and Class B common stock in this Viant Technology (DSP) Form 4?

On January 20, 2026, 12,500 Class B Units of Viant Technology LLC held indirectly through Capital V LLC were exchanged into 12,500 shares of Class A common stock. A corresponding 12,500 shares of Class B common stock of Viant Technology Inc. were cancelled for no consideration in connection with this redemption.

Was the Viant Technology (DSP) insider sale made under a trading plan?

Yes. The Form 4 states that the Class A shares were sold pursuant to a Rule 10b5‑1 trading plan adopted by Capital V LLC on March 18, 2025 and amended on September 17, 2025.

What Viant Technology (DSP) holdings does Capital V LLC report after these transactions?

After the reported transactions, the filing shows 9,144,775 shares of Class B common stock/Class B Units as indirectly beneficially owned through Capital V LLC. The reporting person may be deemed to have an indirect pecuniary interest in one‑third of these holdings.