PUBM files Rule 144 notice for 24,000 shares

The issuer submitted a Rule 144 notice covering 24,000 shares of Common Stock related to the exercise of stock options, dated 06/02/2026.

Rhea-AI Filing Summary

The issuer submitted a Rule 144 notice covering 24,000 shares of Common Stock related to the exercise of stock options, dated 06/02/2026. The filing lists an aggregate value of $293,280.00 and identifies the market as NASDAQ.

The filing also reports a prior sale by Mukul Kumar of 7,830 shares on 04/02/2026 for $63,996.94. The method of payment for the current planned sale is shown as cash.

Insights

Securities Counsel

Rule 144 notice for a planned resale of exercised-option shares.

The filing lists 24,000 shares offered following an exercise of stock options on 06/02/2026, with proceeds indicated as $293,280.00. It records the planned sale method as cash.

Timing and trading mechanics beyond the stated method are not provided; subsequent filings or broker reports would show actual disposition details.

Key Figures

Registered/offered shares: 24,000 shares Aggregate value shown: $293,280.00 Market: NASDAQ +3 more

6 metrics

Registered/offered shares 24,000 shares exercise of stock options on <date>06/02/2026</date>

Aggregate value shown $293,280.00 amount listed alongside 24,000 shares

Market NASDAQ market identified on the filing

Prior sale - shares 7,830 shares sale by Mukul Kumar on <date>04/02/2026</date>

Prior sale - proceeds $63,996.94 proceeds from Mukul Kumar sale on <date>04/02/2026</date>

Payment method Cash method shown for the 06/02/2026 transaction

Key Terms

Rule 144, Exercise of Stock Options, Issuer

3 terms

Rule 144 regulatory

"Rule 144 notice covering 24,000 shares related to the exercise of stock options"

Rule 144 is a U.S. securities regulation that sets conditions under which restricted or insider-held shares can be legally resold to the public, such as required holding periods, availability of public information, limits on how much can be sold at once, and certain filing requirements. For investors it matters because it determines when previously locked-up shares can enter the market — like a release valve that can increase supply, affect share price, and signal insider intent.

Exercise of Stock Options financial

"06/02/2026 Exercise of Stock Options listed as the source of the 24,000 shares"

Issuer regulatory

"Issuer listed as the seller/source for the 24,000 shares in the securities to be sold section"

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What does PUBM's Form 144 filing disclose about the shares being sold?

It discloses a planned resale of 24,000 shares tied to an exercise of stock options on 06/02/2026, with an aggregate value of $293,280.00. The filing lists the sale method as cash on 06/02/2026.

Who sold shares recently according to the excerpt for PUBM?

Mukul Kumar sold 7,830 shares on 04/02/2026 for $63,996.94. That prior sale is listed separately from the 24,000 shares covered by the June filing.

Does the Form 144 indicate where PUBM's shares trade?

Yes — the filing lists NASDAQ as the market. The notice ties the planned resale to that market but does not provide execution details such as broker or timing beyond the stated date.

Is the 24,000-share figure the result of an option exercise?

Yes — the filing states the 24,000 shares arise from an exercise of stock options dated 06/02/2026, and the payment method is recorded as cash.

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

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Accepted by SEC EDGAR 06/02/2026 - 04:37 PM EDT Learn about SEC filing dates

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	0001833462
Filer CCC	XXXXXXXX
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer	PUBMATIC, INC.
SEC File Number	001-39748
Address of Issuer	601 MARSHALL STREET Redwood City CALIFORNIA 94063
Phone	6503313485
Name of Person for Whose Account the Securities are To Be Sold	MUKUL KUMAR
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	Officer

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
Common	Morgan Stanley Smith Barney LLC Executive Financial Services 1 New York Plaza 8th Floor New York NY 10004	24000	293280.00	38180751	06/02/2026	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	06/02/2026	Exercise of Stock Options	Issuer			24000	06/02/2026	Cash

* 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
MUKUL KUMAR 601 MARSHALL STREET Redwood City CA 94063	Common	04/02/2026	7830	63996.94

144: Remarks and Signature

Remarks	The securities to be sold were and will be received upon the exercise of stock options over the next three months. The dates of acquisition and payment were and will be the dates of exercise/sale.
Date of Notice	06/02/2026
Date of Plan Adoption or Giving of Instruction, If Relying on Rule 10b5-1	03/03/2026
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	/s/ Mukul Kumar
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)