PubMatic insider plans sale of 6,250 shares

Amar Goel filed a Rule 144 notice to sell up to 6,250 PubMatic shares after exercising stock options, following a 6,584‑share sale in July 2026.

Rhea-AI Filing Summary

PubMatic, Inc. (PUBM) is the issuer for a planned sale of common stock disclosed by Amar Goel in a Rule 144 notice. The filing covers up to 6,250 shares of common stock, with an aggregate market value of $108,625.00, to be sold through Morgan Stanley Smith Barney LLC on or after September 3, 2026 on NASDAQ, referencing 37,303,647 shares outstanding.

The shares are to be sold following an exercise of stock options for cash on September 3, 2026. The notice also reports that during the prior three months, Amar Goel sold 6,584 shares of common stock on July 2, 2026 for $89,861.72.

Key Figures

Shares planned for sale: 6,250 shares Aggregate market value of planned sale: $108,625.00 Shares outstanding referenced: 37,303,647 shares +3 more

6 metrics

Shares planned for sale 6,250 shares Common stock to be sold under Rule 144 on or after September 3, 2026

Aggregate market value of planned sale $108,625.00 Value of 6,250 shares of PubMatic common stock covered by the notice

Shares outstanding referenced 37,303,647 shares PubMatic common shares outstanding as referenced in the Rule 144 notice

Shares sold in prior 3 months 6,584 shares Common stock sold by Amar Goel on July 2, 2026

Value of prior 3‑month sale $89,861.72 Aggregate sale price for 6,584 shares sold on July 2, 2026

Proposed sale date September 3, 2026 Date for the planned Rule 144 sale and option exercise

Key Terms

Rule 144, aggregate market value, Exercise of Stock Options, NASDAQ

4 terms

Rule 144 regulatory

"See the definition of "person" in paragraph (a) of Rule 144."

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.

aggregate market value financial

"Common ... 6250 | 108625.00 | 37303647"

Aggregate market value is the combined price you would pay to buy all outstanding shares of a company or all companies in a group at current market prices — essentially the sum of each stock’s market capitalization. It matters to investors because it shows the overall size and weight of an investment or sector (like the total cost to buy every piece of a puzzle), helps compare scale across companies or markets, and influences index composition and risk exposure.

Exercise of Stock Options financial

"Common | 09/03/2026 | Exercise of Stock Options | Issuer"

NASDAQ market

"37303647 | 09/03/2026 | NASDAQ"

The Nasdaq is a stock exchange where many companies' shares are bought and sold, functioning much like a marketplace for investments. It matters to investors because it provides a platform to buy and sell ownership stakes in companies, helping them track the value of those companies and make informed decisions. As one of the largest and most technology-focused markets, it also reflects trends and developments in the business world.

FAQ

What does the PubMatic (PUBM) Form 144 filed by Amar Goel disclose?

It discloses a planned Rule 144 sale of 6,250 shares of PubMatic common stock, with an aggregate market value of $108,625.00, to be sold through Morgan Stanley Smith Barney LLC on or after September 3, 2026 on NASDAQ.

How many PubMatic (PUBM) shares did Amar Goel previously sell in the last three months?

The filing reports that Amar Goel sold 6,584 shares of PubMatic common stock on July 2, 2026 for a total of $89,861.72 during the past three months.

How are the PubMatic (PUBM) shares in this Form 144 being acquired?

The 6,250 shares covered by the Form 144 are to be sold following an exercise of stock options by Amar Goel on September 3, 2026, with the exercise paid for in cash.

What share count for PubMatic (PUBM) is referenced in the Form 144?

The notice references 37,303,647 shares of PubMatic common stock outstanding in connection with the planned Rule 144 sale. This figure provides context for the relative size of the planned disposition.

Which broker is handling the planned PubMatic (PUBM) Rule 144 sale?

The planned sale of 6,250 shares of PubMatic common stock is to be executed through Morgan Stanley Smith Barney LLC Executive Financial Services, located at 1 New York Plaza, New York.

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

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Available on EDGAR 09/03/2026 - 05:17 PM Accepted by SEC EDGAR 09/03/2026 - 04:33 PM 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	0001833508
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	AMAR GOEL
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	Director
Relationship to Issuer	Officer
Relationship to Issuer	10% Stockholder

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	6250	108625.00	37303647	09/03/2026	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	09/03/2026	Exercise of Stock Options	Issuer			6250	09/03/2026	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
AMAR GOEL 601 MARSHALL STREET Redwood City CA 94063	Common	07/02/2026	6584	89861.72

144: Remarks and Signature

Remarks
Date of Notice	09/03/2026
Date of Plan Adoption or Giving of Instruction, If Relying on Rule 10b5-1	06/04/2026
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/ Amar Goel
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)