Michael van der Zweep - 15 May 2022 Form 4 Insider Report for PubMatic, Inc. (PUBM)

Role: Controller
Signature: /s/ Thomas Chow, Attorney-in-Fact
Issuer symbol: PUBM
Transactions as of: 15 May 2022
Net transactions value: $0
Form type: 4
Filing time: 17 May 2022, 20:45:15 UTC
Previous filing: 17 Feb 2022
Next filing: 18 May 2022
SEC: View on sec.gov

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	PUBM	Class A Common Stock	Options Exercise	$0	+502	+405%	$0.000000	626	15 May 2022	Direct

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
transaction	PUBM	Restricted Stock Unit	Options Exercise	$0	-69	-7.7%	$0.000000	828	15 May 2022	Class A Common Stock	69		Direct	F1, F2, F3
transaction	PUBM	Restricted Stock Unit	Options Exercise	$0	-433	-6.2%	$0.000000	6,500	15 May 2022	Class A Common Stock	433		Direct	F1, F3, F4

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	Each restricted stock unit ("RSU") represents a right to receive one share of the Issuer's Class A Common Stock at the time of vesting for no consideration. Unless otherwise provided, on each vesting date shares of common stock will automatically be sold to satisfy the Reporting Person's tax withholding obligations.
F2	The RSUs vest as to 1/16th of the total shares quarterly, beginning on August 15, 2021, subject to the Reporting Person's provision of service to the Issuer on each vesting date.
F3	RSUs do not expire; they either vest or are canceled prior to the vesting date.
F4	The RSUs vest as to 1/16th of the total shares on May 15, 2022, and 1/16th of the total shares will vest quarterly thereafter, subject to the Reporting Person's provision of service to the Issuer on each vesting date.