Notice of Proposed Sale · 144

PubMatic, Inc.

PUBMNASDAQEQUITYCurrent

Notice of Proposed Sale

Filed Sep 24, 2026Accepted Sep 24, 2026, 4:42 PM EDTFiling CIK 1833511Accession 0001950047-26-009802

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Notice of proposed sale. The proposed amounts below do not establish that a sale occurred.

Proposed-sale notice

Issuer: PUBMATIC, INC.
Issuer CIK: 0001422930
SEC file number: 001-39748
Phone: 6503313485
Person for whose account securities are to be sold: RAJEEV GOEL
Relationships to issuer: Director · Officer · 10% Stockholder
Street: 601 MARSHALL STREET
City: Redwood City
State / country code: CA
Postal code: 94063

Securities proposed for sale

Securities proposed for sale · 1 reported row
Security	Proposed units	Aggregate market value	Units outstanding	Approximate sale date	Exchange	Broker / market maker
Common	50,453	880,657.12	37,303,647	09/24/2026	NASDAQ	Morgan Stanley Smith Barney LLC Executive Financial Services

Broker / market maker — proposed row 1, entry 1

Name: Morgan Stanley Smith Barney LLC Executive Financial Services
Street: 1 New York Plaza
Street (continued): 8th Floor
City: New York
State / country code: NY
Postal code: 10004

Acquisition of securities to be sold

Acquisition of securities to be sold · 3 reported rows
Security	Acquired	Nature of acquisition	Acquired from	Amount acquired	Gift transaction	Payment date	Nature of payment
Common	09/24/2026	Exercise of Stock Options	Issuer	21,870	N	09/24/2026	Cash
Common	11/09/2020	Previously Exercised Stock Options	Issuer	12,500	N	11/09/2020	Cash
Common	07/01/2026	Restricted Stock Units	Issuer	16,083	N	07/01/2026	N/A

Sales reported in the preceding three months

Sales reported in the preceding three months · 10 reported rows
Seller	Security	Sale date	Amount sold	Gross proceeds
10b5-1 Sales for RAJEEV KUMAR GOEL	Common	08/20/2026	28,109	463,568.01
10b5-1 Sales for RAJEEV KUMAR GOEL	Common	08/20/2026	21,871	360,692.16
10b5-1 Sales for RAJEEV KUMAR GOEL	Common	08/07/2026	211,302	3,749,434.58
10b5-1 Sales for RAJEEV KUMAR GOEL	Common	07/23/2026	28,109	347,014.04
10b5-1 Sales for RAJEEV KUMAR GOEL	Common	07/23/2026	21,870	269,991.71
10b5-1 Sales for RAJEEV KUMAR GOEL	Common	07/16/2026	8,962	124,955.37
10b5-1 Sales for RAJEEV KUMAR GOEL	Common	07/15/2026	4,060	56,447.80
10b5-1 Sales for RAJEEV KUMAR GOEL	Common	07/02/2026	8,500	118,150.00
RAJEEV GOEL	Common	07/02/2026	50,354	687,256.57
10b5-1 Sales for RAJEEV KUMAR GOEL	Common	07/01/2026	17,176	238,990.30

Seller — prior-sale row 1, entry 1

Name: 10b5-1 Sales for RAJEEV KUMAR GOEL
Street: 601 MARSHALL STREET
City: Redwood City
State / country code: CA
Postal code: 94063

Seller — prior-sale row 2, entry 1

Name: 10b5-1 Sales for RAJEEV KUMAR GOEL
Street: 601 MARSHALL STREET
City: Redwood City
State / country code: CA
Postal code: 94063

Seller — prior-sale row 3, entry 1

Name: 10b5-1 Sales for RAJEEV KUMAR GOEL
Street: 601 MARSHALL STREET
City: Redwood City
State / country code: CA
Postal code: 94063

Seller — prior-sale row 4, entry 1

Name: 10b5-1 Sales for RAJEEV KUMAR GOEL
Street: 601 MARSHALL STREET
City: Redwood City
State / country code: CA
Postal code: 94063

Seller — prior-sale row 5, entry 1

Name: 10b5-1 Sales for RAJEEV KUMAR GOEL
Street: 601 MARSHALL STREET
City: Redwood City
State / country code: CA
Postal code: 94063

Seller — prior-sale row 6, entry 1

Name: 10b5-1 Sales for RAJEEV KUMAR GOEL
Street: 601 MARSHALL STREET
City: Redwood City
State / country code: CA
Postal code: 94063

Seller — prior-sale row 7, entry 1

Name: 10b5-1 Sales for RAJEEV KUMAR GOEL
Street: 601 MARSHALL STREET
City: Redwood City
State / country code: CA
Postal code: 94063

Seller — prior-sale row 8, entry 1

Name: 10b5-1 Sales for RAJEEV KUMAR GOEL
Street: 601 MARSHALL STREET
City: Redwood City
State / country code: CA
Postal code: 94063

Seller — prior-sale row 9, entry 1

Name: RAJEEV GOEL
Street: 601 MARSHALL STREET
City: Redwood City
State / country code: CA
Postal code: 94063

Seller — prior-sale row 10, entry 1

Name: 10b5-1 Sales for RAJEEV KUMAR GOEL
Street: 601 MARSHALL STREET
City: Redwood City
State / country code: CA
Postal code: 94063

Prior-sale reporting

Nothing to report for the preceding three months: N

Notice signature

Notice date: 09/24/2026
Signed: /s/ Rajeev Goel
Plan adoption dates: 03/05/2026

Company context

PubMatic is an independent technology company maximizing customer value by delivering digital advertising’s supply chain of the future. PubMatic’s sell-side platform empowers the world’s leading digital content creators across the open internet to control access to their inventory and increase monetization by enabling marketers to drive return on investment and reach addressable audiences across ad formats and devices. Since 2006, PubMatic’s infrastructure-driven approach has allowed for the efficient processing and utilization of data in real time. By delivering scalable and flexible programmatic innovation, PubMatic improves outcomes for its customers while championing a vibrant and transparent digital advertising supply chain.

Current securities

PUBMNASDAQ · EQUITY · Current

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