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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 16 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
Police & Firemen's Retirement System of New Jersey9,923$90.7K0.00%00.0%Unchanged
State of Wyoming9,013$82.4K0.01%+9,013New
Quantbot Technologies LP8,490$77.6K0.00%+8,490New
Group One Trading, L.P.8,460$77.3K0.00%+8,460New
Headlands Technologies LLC7,565$69.1K0.01%+7,565New
Lazard Asset Management LLC7,652$69.0K0.00%−109,497−93.5%Reduced
KLP Kapitalforvaltning AS7,200$65.8K0.00%00.0%Unchanged
Mirae Asset Global Investments Co., Ltd.5,122$47.5K0.00%−280−5.2%Reduced
Ameritas Investment Partners, Inc.4,266$39.0K0.00%00.0%Unchanged
Walleye Capital LLC4,208$38.5K0.00%−860−17.0%Reduced
Aster Capital Management (DIFC) Ltd1,898$20.2K0.00%+1,898New
Ancora Advisors, LLC2,000$18.3K0.00%00.0%Unchanged
Founders Capital Management2,000$18.3K0.01%00.0%Unchanged
Amalgamated Bank1,448$13.0K0.00%00.0%Unchanged
FMR LLC1,363$12.5K0.00%−2,716−66.6%Reduced
Tower Research Capital LLC (TRC)1,337$12.2K0.00%−3,883−74.4%Reduced
Versant Capital Management, Inc1,099$10.0K0.00%+1,099New
CWM, LLC984$9.00K0.00%+81+9.0%Added
Banque Cantonale Vaudoise1,006$9.00K0.00%+1,006New
Transce3nd, LLC936$8.55K0.00%−37,609−97.6%Reduced
Advisor Group Holdings, Inc.903$8.25K0.00%−481−34.8%Reduced
SBI Securities Co., Ltd.858$7.84K0.00%−987−53.5%Reduced
Covestor Ltd688$6.00K0.00%+26+3.9%Added
Jones Financial Companies LLLP621$5.76K0.00%+511+464.5%Added
Adirondack Trust Co549$5.02K0.00%00.0%Unchanged
Newbridge Financial Services Group, Inc.500$4.57K0.00%00.0%Unchanged
Zions Bancorporation, National Association394$3.60K0.00%+394New
Comerica Bank336$3.08K0.00%+4+1.2%Added
Fortitude Family Office, LLC336$3.07K0.00%00.0%Unchanged
Geneos Wealth Management Inc.333$3.04K0.00%00.0%Unchanged
National Bank of Canada332$3.03K0.00%−2−0.6%Reduced
GAMMA Investing LLC306$2.80K0.00%+294+2,450.0%Added
Parallel Advisors, LLC300$2.74K0.00%−86−22.3%Reduced
Painted Porch Advisors LLC300$2.74K0.00%+300New
Coldstream Capital Management Inc264$2.41K0.00%+264New
Smartleaf Asset Management LLC250$2.32K0.00%+250New
Allworth Financial LP178$1.75K0.00%+78+78.0%Added
Boston Private Wealth LLC129$1.18K0.00%+129New
Main Street Group, LTD100$9140.00%−107−51.7%Reduced
Strategic Investment Solutions, Inc.100$9140.00%00.0%Unchanged
Larson Financial Group LLC99$9050.00%+99New
CoreCap Advisors, LLC92$8410.00%+92New
Signaturefd, LLC79$7220.00%+79New
Quadrant Capital Group LLC77$7040.00%+77New
Bell Investment Advisors, Inc53$4850.00%+53New
Northwestern Mutual Wealth Management Co50$4570.00%00.0%Unchanged
Lindbrook Capital, LLC46$4200.00%+46New
Sterling Capital Management LLC43$3930.00%00.0%Unchanged
EverSource Wealth Advisors, LLC41$3750.00%+22+115.8%Added
Rothschild Investment LLC40$3660.00%−35−46.7%Reduced
Parkside Financial Bank & Trust35$3200.00%+35New
True Wealth Design, LLC32$2930.00%+32New
Missouri Trust & Investment Co30$2740.00%00.0%Unchanged
The PNC Financial Services Group, Inc.14$1280.00%−670−98.0%Reduced
West Branch Capital LLC5$460.00%00.0%Unchanged
IFP Advisors, Inc2$180.00%00.0%Unchanged
Principal Securities, Inc.1$150.00%00.0%Unchanged
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