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PubMatic, Inc.

PUBM
Exchange
Nasdaq
Industry
Services-Computer Programming, Data Processing, Etc.
SEC CIK
0001422930

In the last 90 days, PubMatic, Inc. insiders filed 0 open-market purchases and 21 sales; 153 institutions reported holding it in 13F filings for Q2 2026, worth $399.4M in total; no superinvestor holds it.

13F holders, Q1 2025

Institutional positions in PubMatic, Inc. as of Mar 31, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
157
−2 vs. Q4 2024
Shares held
26.1M
+317.1K (+1.2%) vs. Q4 2024
Total value
$238.4M
−$140.3M (−37.0%) vs. Q4 2024
New holders
38
39 more added
Sold out
40
53 more reduced

2 institutions that held it in Q4 2024 haven't filed for Q1 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 2024: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting PUBM on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ1 2025: 157 institutions
Q1 2021: 61 institutionsQ2 2021: 87 institutionsQ3 2021: 100 institutionsQ4 2021: 165 institutionsQ1 2022: 138 institutionsQ2 2022: 153 institutionsQ3 2022: 157 institutionsQ4 2022: 162 institutionsQ1 2023: 149 institutionsQ2 2023: 141 institutionsQ3 2023: 143 institutionsQ4 2023: 148 institutionsQ1 2024: 179 institutionsQ2 2024: 193 institutionsQ3 2024: 167 institutionsQ4 2024: 161 institutionsQ1 2025: 157 institutionsQ2 2025: 149 institutionsQ3 2025: 150 institutionsQ4 2025: 152 institutionsQ1 2026: 153 institutionsQ2 2026: 153 institutions
Value heldQ1 2025: $238.4M
Q1 2021: $305.1MQ2 2021: $350.3MQ3 2021: $248.9MQ4 2021: $608.3MQ1 2022: $462.1MQ2 2022: $354.4MQ3 2022: $362.5MQ4 2022: $283.9MQ1 2023: $303.4MQ2 2023: $379.2MQ3 2023: $251.1MQ4 2023: $357.5MQ1 2024: $576.7MQ2 2024: $518.8MQ3 2024: $377.6MQ4 2024: $386.3MQ1 2025: $238.4MQ2 2025: $321.6MQ3 2025: $228.7MQ4 2025: $245.2MQ1 2026: $236.0MQ2 2026: $399.4M
Institutions holding PUBM and their total value by quarter
QuarterHoldersValue
Q2 2026153$399.4M
Q1 2026153$236.0M
Q4 2025152$245.2M
Q3 2025150$228.7M
Q2 2025149$321.6M
Q1 2025157$238.4M
Q4 2024161$386.3M
Q3 2024167$377.6M
Q2 2024193$518.8M
Q1 2024179$576.7M
Q4 2023148$357.5M
Q3 2023143$251.1M
Q2 2023141$379.2M
Q1 2023149$303.4M
Q4 2022162$283.9M
Q3 2022157$362.5M
Q2 2022153$354.4M
Q1 2022138$462.1M
Q4 2021165$608.3M
Q3 2021100$248.9M
Q2 202187$350.3M
Q1 202161$305.1M

Institutions, Q1 2025

Shares, value and share of portfolio for each institution holding PubMatic, Inc.; share changes are against Q4 2024.

Institutions holding PUBM in Q1 2025
InstitutionSharesValue% of portfolioChange in sharesAction
HSBC Holdings PLC40,571$371.2K0.00%+20,757+104.8%Added
Alliancebernstein L.P.40,820$373.1K0.00%00.0%Unchanged
SEI Investments Co41,230$376.8K0.00%+41,230New
Janney Montgomery Scott LLC41,503$379.0K0.00%+41,503New
Intech Investment Management LLC45,751$418.2K0.00%+18,329+66.8%Added
Russell Investments Group, Ltd.46,247$422.7K0.00%−815−1.7%Reduced
Legal & General Group Plc48,970$447.6K0.00%00.0%Unchanged
UBS Group AG53,070$485.1K0.00%−165,151−75.7%Reduced
Algert Global LLC53,154$485.8K0.01%00.0%Unchanged
Graham Capital Management, L.P.56,931$520.3K0.02%+10,636+23.0%Added
Verition Fund Management LLC59,630$545.0K0.00%+38,057+176.4%Added
Engineers Gate Manager LP59,905$547.5K0.01%+59,905New
Rhumbline Advisers60,012$548.5K0.00%+1,341+2.3%Added
Wells Fargo & Company60,733$555.1K0.00%+1,167+2.0%Added
Franklin Resources Inc61,251$559.8K0.00%−509−0.8%Reduced
Leibman Financial Services, Inc.63,184$577.5K0.45%+6,494+11.5%Added
Invesco Ltd.74,526$681.2K0.00%+23,902+47.2%Added
Swiss National Bank75,900$693.7K0.00%−1,100−1.4%Reduced
UBS Asset Management Americas Inc80,593$736.6K0.00%−13,653−14.5%Reduced
ExodusPoint Capital Management, LP90,699$829.0K0.01%+90,699New
Victory Capital Management Inc92,733$847.6K0.00%+21,065+29.4%Added
Barclays PLC102,592$937.7K0.00%+3,857+3.9%Added
Cubist Systematic Strategies, LLC106,523$973.6K0.01%+104,552+5,304.5%Added
Jane Street Group, LLC109,423$1.00M0.00%+21,824+24.9%Added
Pinnacle Holdings, LLC113,736$1.04M0.40%+113,736New
Bank of New York Mellon Corp120,926$1.11M0.00%−20,214−14.3%Reduced
Millennium Management LLC122,724$1.12M0.00%−238,657−66.0%Reduced
Citadel Advisors LLC127,001$1.16M0.00%−36,561−22.4%Reduced
Mirae Asset Global ETFs Holdings Ltd.138,601$1.27M0.00%+314+0.2%Added
Deutsche Bank AG162,594$1.49M0.00%+67,477+70.9%Added
Susquehanna International Group, LLP189,874$1.74M0.00%+162,285+588.2%Added
American Century Companies Inc233,697$2.14M0.00%−38,167−14.0%Reduced
Panagora Asset Management Inc257,528$2.35M0.01%+30,043+13.2%Added
Qube Research & Technologies Ltd266,582$2.44M0.00%−157,231−37.1%Reduced
Pacer Advisors, Inc.268,637$2.46M0.01%+268,637New
Goldman Sachs Group Inc285,936$2.61M0.00%−112,922−28.3%Reduced
Trexquant Investment LP299,407$2.74M0.03%+175,017+140.7%Added
Avestar Capital, LLC320,000$2.92M0.28%00.0%Unchanged
Charles Schwab Investment Management Inc327,370$2.99M0.00%−57,718−15.0%Reduced
Nordea Investment Management AB342,784$3.11M0.00%+2,240+0.7%Added
Morgan Stanley358,785$3.28M0.00%−59,952−14.3%Reduced
Northern Trust Corp359,408$3.28M0.00%−23,838−6.2%Reduced
JPMorgan Chase & Co400,999$3.67M0.00%+174,671+77.2%Added
Nuveen, LLC433,575$3.96M0.00%+433,575New
D. E. Shaw & Co., Inc.451,910$4.13M0.00%+402,284+810.6%Added
Acadian Asset Management LLC457,033$4.17M0.01%+378,714+483.6%Added
Nixon Capital, LLC628,753$5.75M1.99%+50,494+8.7%Added
Jacobs Levy Equity Management, Inc662,298$6.05M0.02%−20,766−3.0%Reduced
Royal Bank of Canada903,617$8.26M0.00%−165,800−15.5%Reduced
State Street Corp930,670$8.51M0.00%−11,942−1.3%Reduced
Geode Capital Management, LLC936,739$8.56M0.00%−12,216−1.3%Reduced
Wellington Management Group LLP1,077,921$9.85M0.00%+179,951+20.0%Added
Renaissance Technologies LLC1,096,500$10.0M0.02%+33,000+3.1%Added
Dimensional Fund Advisors LP1,522,657$13.9M0.00%−11,061−0.7%Reduced
Graham Holdings Co2,831,462$25.9M2.87%+500,000+21.4%Added
Vanguard Group Inc3,413,603$31.2M0.00%−826,686−19.5%Reduced
BlackRock, Inc.3,452,096$31.6M0.00%−44,893−1.3%Reduced
State of Wisconsin Investment Board0$00.00%−173,337−100.0%Sold out
Hillsdale Investment Management Inc.0$00.00%−169,700−100.0%Sold out
EFG Asset Management (North America) Corp.0$00.00%−133,756−100.0%Sold out
LPL Financial LLC0$00.00%−112,250−100.0%Sold out
Dana Investment Advisors, Inc.0$00.00%−81,533−100.0%Sold out
Voloridge Investment Management, LLC0$00.00%−61,323−100.0%Sold out
Envestnet Asset Management Inc0$00.00%−50,903−100.0%Sold out
CenterBook Partners LP0$00.00%−37,691−100.0%Sold out
Main Management ETF Advisors, LLC0$00.00%−34,888−100.0%Sold out
Fox Run Management, L.L.C.0$00.00%−27,307−100.0%Sold out
Teacher Retirement System of Texas0$00.00%−24,758−100.0%Sold out
Two Sigma Investments, LP0$00.00%−23,208−100.0%Sold out
Pitcairn Co0$00.00%−21,654−100.0%Sold out
XTX Topco Ltd0$00.00%−15,510−100.0%Sold out
Dynamic Technology Lab Private Ltd0$00.00%−14,491−100.0%Sold out
EntryPoint Capital, LLC0$00.00%−14,341−100.0%Sold out
Campbell & CO Investment Adviser LLC0$00.00%−14,339−100.0%Sold out
Walleye Trading LLC0$00.00%−12,709−100.0%Sold out
Creative Planning0$00.00%−12,687−100.0%Sold out
Wolverine Trading, LLC0$00.00%−11,797−100.0%Sold out
ProShare Advisors LLC0$00.00%−11,775−100.0%Sold out
Point72 (DIFC) Ltd0$00.00%−7,770−100.0%Sold out
Pension & Wealth Management Advisors, Inc.0$00.00%−5,796−100.0%Sold out
TFC Financial Management0$00.00%−5,750−100.0%Sold out
Point72 Asia (Singapore) Pte. Ltd.0$00.00%−3,852−100.0%Sold out
New York State Teachers Retirement System0$00.00%−3,830−100.0%Sold out
Riverview Trust Co0$00.00%−1,323−100.0%Sold out
Canada Pension Plan Investment Board0$00.00%−1,000−100.0%Sold out
Huntington National Bank0$00.00%−661−100.0%Sold out
Umb Bank N A0$00.00%−514−100.0%Sold out
Nisa Investment Advisors, LLC0$00.00%−241−100.0%Sold out
Wingate Wealth Advisors, Inc.0$00.00%−200−100.0%Sold out
MAI Capital Management0$00.00%−158−100.0%Sold out
Brown Brothers Harriman & Co0$00.00%−100−100.0%Sold out
Tradewinds Capital Management, LLC0$00.00%−100−100.0%Sold out
Clearstead Advisors, LLC0$00.00%−85−100.0%Sold out
Federation des caisses Desjardins du Quebec0$00.00%−45−100.0%Sold out
First Horizon Advisors, Inc.0$00.00%−44−100.0%Sold out
Farther Finance Advisors, LLC0$00.00%−3−100.0%Sold out
NBC Securities, Inc.0$00.00%−1−100.0%Sold out
Nuveen Asset Management, LLC––––Not filed
Zions Bancorporation, N.A.––––Not filed