DSP Form 144: Insider plans sale of 9,500 shares via Morgan Stanley

Rhea-AI Filing Summary

Viant Technology Inc. (DSP) notice records a proposed sale of 9,500 Class A common shares, representing roughly 0.058% of the 16,254,640 shares outstanding. The shares were acquired as restricted stock units awarded under an incentive plan on 09/10/2025 and are planned for sale on 09/11/2025 through Morgan Stanley Smith Barney on NASDAQ. The filing shows prior recent activity by the same person: a sale of 8,960 shares on 06/13/2025 generating $117,177.09 in gross proceeds. The filer certifies no undisclosed material adverse information and notes the securities were received as compensation.

Insights

Securities Analyst

TL;DR: Small insider sale of RSU shares; transaction size is immaterial relative to outstanding shares.

The filing documents a planned sale of 9,500 RSU-derived shares by an insider via Morgan Stanley, with the securities intended to trade on NASDAQ. Given total outstanding shares of 16.25 million, the position represents about 0.058% of the float, which is unlikely to affect valuation or market dynamics. The disclosure of a prior sale of 8,960 shares on 06/13/2025 for $117,177.09 provides helpful context on recent insider liquidity activity but does not alone indicate a material change in insider sentiment.

Corporate Governance Expert

TL;DR: Filing complies with Rule 144 reporting for RSU-derived shares; no governance red flags apparent.

The notice states the shares were issued as restricted stock units under an incentive award plan and that the seller affirms no undisclosed material adverse information. The planned sale and the previous sale are properly disclosed with broker and timing details. From a governance standpoint, this appears to be routine insider monetization of compensation awards rather than a regulatory or control issue.

Form 144 Filer Information	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
FORM 144

144: Filer Information

Filer CIK
Filer CCC
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer

SEC File Number

Address of Issuer

Phone

Name of Person for Whose Account the Securities are To Be Sold

See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.

Relationship to Issuer

Relationship to Issuer

144: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
Class A Common Stock	Morgan Stanley Smith Barney One New York Plaza, 8th Floor New York NY 10004	9500	97945	16254640	09/11/2025	NASDAQ

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Is this a Gift?	Date Donor Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
Common Stock	09/10/2025	Restricted stock units awarded under incentive award plan	Issuer			9500	03/15/2024	Compensation

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Name and Address of Seller	Title of Securities Sold	Date of Sale	Amount of Securities Sold	Gross Proceeds
Timothy Vanderhook 2722 Michelson Drive Suite 100 Irvine CA 92612	Common Stock	06/13/2025	8960	117177.09

144: Remarks and Signature

Remarks

Date of Notice

ATTENTION:

The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.

Signature

ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)

FAQ

What is the size of the proposed sale by the insider in the DSP Form 144?

The filer proposes to sell 9,500 shares of Class A common stock.

How were the securities to be sold acquired according to the filing?

The 9,500 shares were acquired as restricted stock units awarded under an incentive award plan on 09/10/2025.

When is the approximate planned sale date and through which broker will the sale occur?

The approximate sale date is 09/11/2025 and the broker listed is Morgan Stanley Smith Barney.

Has the person sold any issuer shares recently according to the filing?

Yes; the filing lists a sale of 8,960 shares on 06/13/2025 with gross proceeds of $117,177.09.

What proportion of outstanding shares does the proposed sale represent?

The filing shows 16,254,640 shares outstanding, so the proposed sale of 9,500 shares is about 0.058% of outstanding shares.