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Director Shelagh Glaser receives 15,811 PubMatic (PUBM) RSUs as equity grant

Filing Impact
(Neutral)
Filing Sentiment
(Neutral)
Form Type
4

Rhea-AI Filing Summary

PubMatic, Inc. director Shelagh Glaser received a grant of 15,811 restricted stock units on Class A Common Stock as equity compensation. Each RSU converts into one share upon settlement, and this award represents her entire reported direct equity position following the grant.

The RSUs vest in full on the earliest of the first anniversary of the grant date, immediately before the 2026 annual stockholder meeting, the director’s death or disability, or a change in control of the company. Settlement of the RSUs has been deferred, with shares to be delivered at the earliest of the third anniversary of the grant, death or disability, a change in control, or separation of service.

Positive

  • None.

Negative

  • None.
Insider Glaser Shelagh
Role Director
Type Security Shares Price Value
Grant/Award Restricted Stock Units 15,811 $0.00 --
Holdings After Transaction: Restricted Stock Units — 15,811 shares (Direct)
Footnotes (1)
  1. Each restricted stock unit ("RSU") represents a contingent right to receive one share of the Issuer's Class A Common Stock upon settlement. The RSUs vest in full on the earliest to occur of (a) the first anniversary of the grant date, (b) immediately prior to the Company's annual meeting of stockholders in 2026, (c) the Reporting Person's death or disability, and (d) a change in control of the Issuer. The Reporting Person has elected to defer settlement of the RSUs until the earliest to occur of (i) the third anniversary of the grant date, (ii) the Reporting Person's death or disability, (iii) a change in control of the Issuer, and (iv) the Reporting Person's separation of service from the Issuer. Shares of the Issuer's Class A Common Stock will be delivered to the Reporting Person upon settlement of the RSUs. RSUs do not expire; they either vest or are cancelled prior to vesting date.
RSUs granted 15,811 units Restricted Stock Units on Class A Common Stock granted to director
Price per RSU $0.00 Grant/award acquisition, no purchase price paid
Shares after transaction 15,811 units Total RSUs held directly by Shelagh Glaser following grant
Restricted Stock Units financial
"Each restricted stock unit ("RSU") represents a contingent right to receive one share"
Restricted stock units are a type of company reward where employees are promised shares of stock, but they only fully own these shares after meeting certain conditions, like staying with the company for a set time. They matter because they can become valuable assets and are often used to motivate employees to help the company succeed.
change in control financial
"and (d) a change in control of the Issuer"
A "change in control" occurs when the ownership or management of a company shifts significantly, such as through a merger, acquisition, or sale of a large part of its assets. This change can impact how the company is run and may influence its future direction. For investors, it matters because it can affect the company's stability, strategy, and value, often signaling potential changes in investment risk or opportunity.
separation of service financial
"and (iv) the Reporting Person's separation of service from the Issuer"
Class A Common Stock financial
"one share of the Issuer's Class A Common Stock upon settlement"
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.
Form 4 Insider Transactions: What Each Field Means →
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).
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*
Glaser Shelagh
(Last)(First)(Middle)
C/O PUBMATIC, INC.
601 MARSHALL STREET
(Street)
REDWOOD CITY CALIFORNIA 94063
(City)(State)(Zip)
UNITED STATES
(Country)		2. Issuer Name and Ticker or Trading Symbol
PubMatic, Inc. [ PUBM ] 		5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
XDirector10% Owner
Officer (give title below)Other (specify below)
2a. Foreign Trading Symbol
3. Date of Earliest Transaction (Month/Day/Year)
05/30/2025		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
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
Restricted Stock Units(1)05/30/2025A15,811 (2) (3)Class A Common Stock15,811$015,811D
Explanation of Responses:
1. Each restricted stock unit ("RSU") represents a contingent right to receive one share of the Issuer's Class A Common Stock upon settlement.
2. The RSUs vest in full on the earliest to occur of (a) the first anniversary of the grant date, (b) immediately prior to the Company's annual meeting of stockholders in 2026, (c) the Reporting Person's death or disability, and (d) a change in control of the Issuer. The Reporting Person has elected to defer settlement of the RSUs until the earliest to occur of (i) the third anniversary of the grant date, (ii) the Reporting Person's death or disability, (iii) a change in control of the Issuer, and (iv) the Reporting Person's separation of service from the Issuer. Shares of the Issuer's Class A Common Stock will be delivered to the Reporting Person upon settlement of the RSUs.
3. RSUs do not expire; they either vest or are cancelled prior to vesting date.
/s/ Andrew Woods, Attorney-in-Fact04/14/2026
** 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)

Source: View Original Filing on SEC EDGAR

FAQ

What insider transaction did PubMatic (PUBM) report for Shelagh Glaser?

PubMatic reported that director Shelagh Glaser received a grant of 15,811 restricted stock units on Class A Common Stock. These RSUs are a form of equity compensation and represent contingent rights to receive an equal number of shares upon settlement.

How many PubMatic (PUBM) RSUs did Shelagh Glaser receive in this grant?

Shelagh Glaser was granted 15,811 restricted stock units tied to PubMatic’s Class A Common Stock. Each RSU represents the right to receive one share upon settlement, and this grant equals her total reported direct holdings after the transaction.

When do Shelagh Glaser’s PubMatic (PUBM) RSUs vest?

The RSUs vest in full on the earliest of one year from the grant date, immediately before the 2026 annual stockholder meeting, the director’s death or disability, or a change in control of PubMatic, according to the grant terms disclosed.

When will shares from Shelagh Glaser’s PubMatic (PUBM) RSUs be delivered?

Settlement of the RSUs is deferred. Shares will be delivered on the earliest of the third anniversary of the grant date, Glaser’s death or disability, a change in control of PubMatic, or her separation of service from the company, as specified in the filing.

Do the PubMatic (PUBM) RSUs granted to Shelagh Glaser have an expiration date?

The filing states that RSUs do not expire. They either vest or are cancelled before the vesting date. This means the award remains outstanding until it fully vests under the terms provided or is forfeited under applicable conditions.

Is Shelagh Glaser’s PubMatic (PUBM) RSU grant an open-market purchase or sale?

No. The transaction is classified as a grant or award acquisition of 15,811 RSUs, not an open-market buy or sell. It reflects equity-based compensation granted by PubMatic to a director rather than trading in the public market.