PubMatic Ownership

Who are the major shareholders and have insiders been buying or selling?

Recent Insider Transactions

NasdaqGM:PUBM Recent Insider Transactions by Companies or Individuals
Date	Value	Name	Entity	Role	Shares	Max Price
02 Jul 25	SellUS$195,546	Steven Pantelick	Individual		15,598	US$12.54

Insider Trading Volume

Insider Buying: Insufficient data to determine if insiders have bought more shares than they have sold in the past 3 months.

Ownership Breakdown

What is the ownership structure of PUBM?
Owner Type	Number of Shares	Ownership Percentage
Public Companies	3,398,904	7.32%
Individual Insiders	7,675,031	16.5%
General Public	9,333,936	20.1%
Institutions	26,035,454	56.1%

Dilution of Shares: Shareholders have not been meaningfully diluted in the past year.

Top Shareholders

Top 25 shareholders own 64.04% of the company

Ownership	Name	Shares	Current Value	Change %	Portfolio %
9.17%	Amar Goel	4,258,372	US$48.5m	0.27%	no data
7.32%	Graham Holdings Company	3,398,904	US$38.7m	20%	3.98%
6.6%	BlackRock, Inc.	3,064,947	US$34.9m	-1.86%	no data
5.13%	Rajeev Goel	2,383,400	US$27.1m	0.9%	no data
3.75%	Centerbook Partners LP	1,742,100	US$19.8m	51.9%	0.95%
3.47%	Vanguard Capital Management, LLC	1,613,769	US$18.4m	0%	no data
3.39%	Acadian Asset Management LLC	1,576,540	US$17.9m	70.2%	0.02%
3.32%	Renaissance Technologies LLC	1,540,533	US$17.5m	26.3%	0.03%
2.68%	Dimensional Fund Advisors LP	1,245,359	US$14.2m	-2.09%	no data
2.05%	Geode Capital Management, LLC	950,605	US$10.8m	4.93%	no data
2.01%	Jacobs Levy Equity Management Inc	932,213	US$10.6m	0.32%	0.04%
1.7%	State Street Global Advisors, Inc.	791,419	US$9.0m	-4.65%	no data
1.49%	Whitefort Capital Management, LP	690,000	US$7.9m	0%	2.09%
1.46%	S Squared Technology, LLC	676,399	US$7.7m	141%	2.39%
1.38%	Vanguard Portfolio Management, LLC	638,785	US$7.3m	0%	no data
1.23%	RBC Global Asset Management Inc.	570,082	US$6.5m	-15.5%	no data
1.22%	Steven Pantelick	568,807	US$6.5m	2.27%	no data
1.15%	Two Sigma Investments, LP	534,449	US$6.1m	12.7%	no data
1.05%	Simcoe Capital, LLC	486,252	US$5.5m	19%	4.49%
0.96%	D. E. Shaw & Co., L.P.	445,114	US$5.1m	-18.6%	no data
0.91%	Trexquant Investment LP	422,423	US$4.8m	37.5%	0.03%
0.76%	Tudor Investment Corporation	351,112	US$4.0m	249%	0.02%
0.63%	Charles Schwab Investment Management, Inc.	294,803	US$3.4m	-1.82%	no data
0.63%	Northern Trust Global Investments	290,561	US$3.3m	7.8%	no data
0.59%	PanAgora Asset Management, Inc.	276,256	US$3.1m	1.08%	0.01%

Company Analysis and Financial Data Status

Data	Last Updated (UTC time)
Company Analysis	2026/06/04 20:02
End of Day Share Price	2026/06/04 00:00
Earnings	2026/03/31
Annual Earnings	2025/12/31

Data Sources

The data used in our company analysis is from S&P Global Market Intelligence LLC. The following data is used in our analysis model to generate this report. Data is normalised which can introduce a delay from the source being available.

Package	Data	Timeframe	Example US Source ^*
Company Financials	10 years	Income statement Cash flow statement Balance sheet	SEC Form 10-K SEC Form 10-Q
Analyst Consensus Estimates	+3 years	Forecast financials Analyst price targets	Analyst Research Reports Blue Matrix
Market Prices	30 years	Stock prices Dividends, Splits and Actions	ICE Market Data SEC Form S-1
Ownership	10 years	Top shareholders Insider trading	SEC Form 4 SEC Form 13D
Management	10 years	Leadership team Board of directors	SEC Form 10-K SEC Form DEF 14A
Key Developments	10 years	Company announcements	SEC Form 8-K

^* Example for US securities, for non-US equivalent regulatory forms and sources are used.

Unless specified all financial data is based on a yearly period but updated quarterly. This is known as Trailing Twelve Month (TTM) or Last Twelve Month (LTM) Data. Learn more.

Analysis Model and Snowflake

Details of the analysis model used to generate this report is available on our Github page, we also have guides on how to use our reports and tutorials on Youtube.

Learn about the world class team who designed and built the Simply Wall St analysis model.

Industry and Sector Metrics

Our industry and section metrics are calculated every 6 hours by Simply Wall St, details of our process are available on Github.

Analyst Sources

PubMatic, Inc. is covered by 18 analysts. 12 of those analysts submitted the estimates of revenue or earnings used as inputs to our report. Analysts submissions are updated throughout the day.

Analyst	Institution
Alexandra Ross	Berenberg
Daniel Day	B. Riley Securities, Inc.
Zachary Cummins	B. Riley Securities, Inc.