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Viant Technology Inc. (DSP) CFO sells 2,814 shares under 10b5-1 plan

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Form Type
4

Rhea-AI Filing Summary

Viant Technology Inc. reported that Chief Financial Officer Larry Madden sold 2,814 shares of Class A Common Stock on July 23, 2026 at a weighted average price of $10.6857 per share, with trades between $10.58 and $10.81, pursuant to a Rule 10b5-1 trading plan adopted on December 15, 2025. Following this sale, he directly holds 425,822 shares.

Positive

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Negative

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Insider MADDEN LARRY
Role Chief Financial Officer
Sold 2,814 shs ($30K)
Type Security Shares Price Value
Sale Class A Common Stock F1, F2 2,814 $10.6857 $30K
Holdings After Transaction: Class A Common Stock — 425,822 shares (Direct)
Footnotes (2)
  1. F1. Shares sold pursuant to a 10b5-1 plan adopted by the Reporting Person on December 15, 2025.
  2. F2. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $10.58 to $10.81. 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.
Shares sold 2,814 shares Class A Common Stock sold on July 23, 2026
Weighted average sale price $10.6857 per share Weighted average price for the 2,814 shares sold
Sale price range $10.58–$10.81 per share Range of prices for multiple transactions included in the sale
Shares held after transaction 425,822 shares Direct Class A Common Stock holdings after the sale
Rule 10b5-1 plan regulatory
"Shares sold pursuant to a 10b5-1 plan adopted by the Reporting Person"
A Rule 10b5-1 plan is a prearranged, written schedule that lets corporate insiders buy or sell company stock at set times or amounts, even if they later learn material nonpublic information. Think of it like setting an automatic thermostat for trades: it creates a clear record that trades were planned in advance, reducing the risk of insider-trading accusations and helping investors trust that insider transactions are routine rather than based on secret information.
weighted average price financial
"The price reported in Column 4 is a weighted average price."
Weighted average price is the average price of a security where each trade or component is counted according to its size, so bigger trades pull the average more than smaller ones. Think of it like calculating the average cost of a grocery haul where items you bought more of have greater influence on the final per-item cost. Investors use it to understand the true average price paid or received, judge execution quality, and compare trading performance against market movement.
Class A Common Stock financial
"security_title: Class A Common Stock reported as non-derivative"
Class A common stock is a category of a company’s shares that carries a specific set of ownership rights—most commonly defined voting power and claims on dividends—set out in the company’s charter. For investors it matters because the class determines how much influence you have over corporate decisions, the share’s likely dividend and trading behavior, and how it compares in value to other share classes, like choosing a particular seat with different privileges at the company’s decision-making table.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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FAQ

What insider transaction did Viant Technology (DSP) report for CFO Larry Madden?

Viant Technology reported that CFO Larry Madden sold 2,814 shares of Class A Common Stock. The sale occurred on July 23, 2026 at a weighted average price of $10.6857 per share under a Rule 10b5-1 trading plan.

At what price did the Viant Technology (DSP) CFO sell his 2,814 shares?

The CFO’s 2,814 shares were sold at a $10.6857 weighted average price. Footnotes state the trades occurred in multiple transactions at prices ranging from $10.58 to $10.81 per share, all reported as one aggregated sale.

How many Viant Technology (DSP) shares does CFO Larry Madden hold after the reported sale?

After the reported transaction, CFO Larry Madden directly holds 425,822 shares of Viant Technology Class A Common Stock. This figure reflects his position immediately following the July 23, 2026 Rule 10b5-1 plan sale of 2,814 shares.

Was the Viant Technology (DSP) CFO’s sale made under a Rule 10b5-1 trading plan?

Yes. The filing states the shares were sold pursuant to a Rule 10b5-1 plan. A footnote explains the plan was adopted by the reporting person on December 15, 2025, indicating the sale followed a pre-arranged trading instruction.

What type of security did the Viant Technology (DSP) CFO sell in this Form 4?

The transaction involved Class A Common Stock of Viant Technology Inc. The Form 4 reports a non-derivative sale of 2,814 Class A shares, executed in multiple trades within a specified price range, with direct ownership reported after the sale.

How is the sale by Viant Technology (DSP) CFO characterized in the Form 4?

The transaction is coded as an S, described as a sale in an open market or private transaction. It is reported as a non-derivative disposition of Class A Common Stock, executed under a pre-established Rule 10b5-1 trading plan adopted in December 2025.
SEC Form 4
FORM 4UNITED 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
OMB Number:3235-0287
Estimated average burden
hours per response:0.5
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*
MADDEN LARRY

(Last)(First)(Middle)
C/O VIANT TECHNOLOGY INC.
2722 MICHELSON DRIVE, SUITE 100

(Street)
IRVINE CALIFORNIA 92612

(City)(State)(Zip)

UNITED STATES

(Country)
2. Issuer Name and Ticker or Trading Symbol
Viant Technology Inc. [ DSP ]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
Director10% Owner
XOfficer (give title below)Other (specify below)
Chief Financial Officer
2a. Foreign Trading Symbol
3. Date of Earliest Transaction (Month/Day/Year)
07/23/2026
6. Individual or Joint/Group Filing (Check Applicable Line)
XForm filed by One Reporting Person
Form filed by More than One Reporting Person
4. If Amendment, Date of Original Filed (Month/Day/Year)

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)
CodeVAmount(A) or (D)Price
Class A Common Stock07/23/2026S(1)2,814D$10.6857(2)425,822D
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)
CodeV(A)(D)Date ExercisableExpiration DateTitleAmount or Number of Shares
Explanation of Responses:
1. Shares sold pursuant to a 10b5-1 plan adopted by the Reporting Person on December 15, 2025.
2. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $10.58 to $10.81. 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 Madden07/27/2026
** Signature of Reporting PersonDate
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.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)