GOEL AMAR K. (Chairman, Chief Growth Officer) sold 14.9% of their position (6.25K shares) of PUBMATIC, INC. on the open market

Open‑market sale worth $106.5K — a moderate reduction. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 1 sale

GOEL AMAR K.

Filed: 9/4/2026ACC: 0001833508-26-000012

InsiderGOEL AMAR K.CIK 1833508

→

IssuerPUBMATIC, INC.CIK 1422930

DirectorOfficer10% Owner· Chairman, Chief Growth Officer

Since Dec 2020

-6.25K

Net shares

Net seller

$106.5K

Total sold

Open market trades

0B · 1S

Total transactions

12.50K acquired · 18.75K disposed

Non-Derivative Transactions2

Class A Common Stock

Direct

C · Conversion

+6.25K

Price / share

—

Trade value

—

% of position

17.6%

9/3/2026

35.58K→41.83K

Class A Common Stock

Direct

S · Sale

−6.25K

Price / share

$17.04

Trade value

$106.53K

% of position

14.9%

9/3/2026

41.83K→35.58K

Total

Net shares

+0.00

Net value

-$106.53K

Security	Date	Type	Shares	Price / Share	Trade Value	% of Position	Held Before	Held After
Class A Common Stock Direct	9/3/2026	C · Conversion	+6.25K	—	—	17.6%	35.58K	41.83K
Class A Common Stock Direct	9/3/2026	S · Sale	−6.25K	$17.04	$106.53K	14.9%	41.83K	35.58K
Total			+0.00		-$106.53K

Derivative Transactions3

Stock Option (Right to buy Class B Common Stock)

Direct

M · Option Exercise

Converts to

Class A Common Stock

6.25K shares

−6.25K

Strike price

2.15

Held after

0.00

Exercisable

—

9/3/2026

Class B Common Stock

Direct

M · Option Exercise

Converts to

Class A Common Stock

6.25K shares

+6.25K

Strike price

Held after

6.25K

Exercisable

—

9/3/2026

Class B Common Stock

Direct

C · Conversion

Converts to

Class A Common Stock

6.25K shares

−6.25K

Strike price

Held after

0.00

Exercisable

—

9/3/2026

Security	Converts To	Date	Type	Shares	Strike Price	Exercisable	Held After
Stock Option (Right to buy Class B Common Stock) Direct	Class A Common Stock6.25K shares	9/3/2026	M · Option Exercise	−6.25K	2.15	—	0.00
Class B Common Stock Direct	Class A Common Stock6.25K shares	9/3/2026	M · Option Exercise	+6.25K		—	6.25K
Class B Common Stock Direct	Class A Common Stock6.25K shares	9/3/2026	C · Conversion	−6.25K		—	0.00

Non-Derivative Holdings (Post-Transaction)0

No non-derivative holdings reported

Derivative Holdings (Post-Transaction)6

Class B Common Stock

Indirect

Underlying security

Class A Common Stock

Underlying shares

1.23M

Shares owned

1.23M

Exercise price

Expiration

—

Exercise window

—

Class B Common Stock

Indirect

Underlying security

Class A Common Stock

Underlying shares

443.41K

Shares owned

443.41K

Exercise price

Expiration

—

Exercise window

—

Class B Common Stock

Indirect

Underlying security

Class A Common Stock

Underlying shares

755.31K

Shares owned

755.31K

Exercise price

Expiration

—

Exercise window

—

Class B Common Stock

Indirect

Underlying security

Class A Common Stock

Underlying shares

524.16K

Shares owned

524.16K

Exercise price

Expiration

—

Exercise window

—

Class B Common Stock

Indirect

Underlying security

Class A Common Stock

Underlying shares

755.58K

Shares owned

755.58K

Exercise price

Expiration

—

Exercise window

—

Class B Common Stock

Indirect

Underlying security

Class A Common Stock

Underlying shares

524.25K

Shares owned

524.25K

Exercise price

Expiration

—

Exercise window

—

Total

Underlying

4.23M

Owned

4.23M

Security	Underlying	Exercise Window	Expiration	Underlying Shares	Shares Owned
Class B Common Stock Indirect	Class A Common Stock	—	—	1.23M	1.23M
Class B Common Stock Indirect	Class A Common Stock	—	—	443.41K	443.41K
Class B Common Stock Indirect	Class A Common Stock	—	—	755.31K	755.31K
Class B Common Stock Indirect	Class A Common Stock	—	—	524.16K	524.16K
Class B Common Stock Indirect	Class A Common Stock	—	—	755.58K	755.58K
Class B Common Stock Indirect	Class A Common Stock	—	—	524.25K	524.25K
Total				4.23M	4.23M