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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 2024

Institutional positions in PubMatic, Inc. as of Mar 31, 2024. 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
179
+32 vs. Q4 2023
Shares held
24.5M
+2.57M (+11.7%) vs. Q4 2023
Total value
$576.7M
+$219.2M (+61.3%) vs. Q4 2023
New holders
53
51 more added
Sold out
21
48 more reduced

1 institution that held it in Q4 2023 haven't filed for Q1 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 2023: 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 2024: 179 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 2024: $576.7M
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 2024

Shares, value and share of portfolio for each institution holding PubMatic, Inc.; share changes are against Q4 2023.

Institutions holding PUBM in Q1 2024
InstitutionSharesValue% of portfolioChange in sharesAction
Jump Financial, LLC23,877$566.4K0.02%+23,877New
SEI Investments Co24,131$572.4K0.00%+24,131New
Bank of America Corp24,434$579.6K0.00%−27,434−52.9%Reduced
MidWestOne Financial Group, Inc.24,715$586.2K0.11%+2,639+12.0%Added
Calamos Advisors LLC25,517$605.3K0.00%+25,517New
Principal Financial Group Inc26,342$624.8K0.00%−76−0.3%Reduced
Teacher Retirement System of Texas27,846$661.0K0.00%+27,846New
STRS Ohio28,500$676.0K0.00%−5,200−15.4%Reduced
Investment House LLC28,656$679.7K0.04%+28,656New
Counterpoint Mutual Funds LLC28,858$684.5K0.17%+28,858New
Verition Fund Management LLC28,881$685.1K0.01%+28,881New
Public Employees Retirement System of Ohio29,207$692.8K0.00%+17,507+149.6%Added
Qube Research & Technologies Ltd31,409$745.0K0.00%+31,409New
Sigma Planning Corp35,000$830.2K0.03%+35,000New
Victory Capital Management Inc36,176$858.1K0.00%−2,100−5.5%Reduced
Moss Adams Wealth Advisors LLC40,000$948.8K0.15%00.0%Unchanged
Alliancebernstein L.P.40,820$968.3K0.00%00.0%Unchanged
California State Teachers Retirement System41,614$987.1K0.00%−3,417−7.6%Reduced
Jane Street Group, LLC42,017$996.6K0.00%−70,557−62.7%Reduced
Wells Fargo & Company43,382$1.03M0.00%+18,124+71.8%Added
Legal & General Group Plc45,128$1.07M0.00%+9,704+27.4%Added
Penbrook Management LLC46,510$1.10M0.68%−300−0.6%Reduced
Beacon Pointe Advisors, LLC46,784$1.11M0.01%−70.0%Reduced
Credit Suisse AG51,469$1.22M0.00%−22,612−30.5%Reduced
CWM Advisors, LLC52,674$1.25M0.13%+52,674New
Capital Impact Advisors, LLC54,187$1.29M1.67%−8,643−13.8%Reduced
UBS Group AG55,570$1.32M0.00%+5,124+10.2%Added
Walleye Trading LLC55,961$1.33M0.02%+12,770+29.6%Added
Dark Forest Capital Management LP56,876$1.35M0.23%+3,953+7.5%Added
Los Angeles Capital Management LLC59,513$1.41M0.00%+59,513New
Ameriprise Financial Inc62,026$1.47M0.00%+40,159+183.7%Added
UBS Asset Management Americas Inc63,709$1.51M0.00%+3,085+5.1%Added
Zions Bancorporation, N.A.63,973$1.52M0.11%+6,414+11.1%Added
Man Group plc64,785$1.54M0.00%+64,785New
Jackson Creek Investment Advisors LLC67,211$1.59M0.57%+67,211New
Rhumbline Advisers68,427$1.62M0.00%−474−0.7%Reduced
EFG Asset Management (North America) Corp.75,611$1.79M0.31%+34,318+83.1%Added
Deutsche Bank AG76,223$1.81M0.00%+532+0.7%Added
Barclays PLC78,757$1.87M0.00%−9,431−10.7%Reduced
Swiss National Bank82,100$1.95M0.00%−2,000−2.4%Reduced
Walleye Capital LLC85,356$2.02M0.02%+36,544+74.9%Added
JPMorgan Chase & Co89,967$2.13M0.00%−23,975−21.0%Reduced
QSV Equity Investors LLC91,052$2.16M2.08%+62+0.1%Added
Charles Schwab Investment Management Inc112,760$2.67M0.00%−6,592−5.5%Reduced
Trexquant Investment LP117,523$2.79M0.06%+117,523New
Fuller & Thaler Asset Management, Inc.117,640$2.79M0.01%+117,640New
LPL Financial LLC121,474$2.88M0.00%+52,570+76.3%Added
Tudor Investment Corp Et Al125,666$2.98M0.04%+109,018+654.8%Added
Russell Investments Group, Ltd.126,037$2.99M0.00%+115,300+1,073.9%Added
Algert Global LLC143,853$3.41M0.13%+64,133+80.4%Added
Bank of New York Mellon Corp144,422$3.43M0.00%−12,614−8.0%Reduced
Goldman Sachs Group Inc146,474$3.47M0.00%+7,921+5.7%Added
EAM Investors, LLC152,049$3.61M0.57%+152,049New
State of Wisconsin Investment Board157,974$3.75M0.01%−39,527−20.0%Reduced
Voloridge Investment Management, LLC161,780$3.84M0.01%+161,780New
Cubist Systematic Strategies, LLC171,661$4.07M0.05%+99,898+139.2%Added
Balyasny Asset Management LLC189,576$4.50M0.01%+176,289+1,326.8%Added
Hillsdale Investment Management Inc.198,600$4.71M0.37%+198,600New
Panagora Asset Management Inc213,041$5.05M0.03%+62,822+41.8%Added
Wellington Management Group LLP232,976$5.53M0.00%−90,421−28.0%Reduced
Mirae Asset Global Investments Co., Ltd.412,945$5.59M0.01%−23,185−5.3%Reduced
Invesco Ltd.250,553$5.94M0.00%+169,850+210.5%Added
Susquehanna International Group, LLP250,902$5.95M0.01%+20,193+8.8%Added
Morgan Stanley251,637$5.97M0.00%+131,725+109.9%Added
Gratus Capital LLC280,902$6.66M0.31%+280,902New
American Century Companies Inc290,127$6.88M0.00%+3,783+1.3%Added
Northern Trust Corp376,016$8.92M0.00%−20,747−5.2%Reduced
Nuveen Asset Management, LLC427,137$10.1M0.00%+41,041+10.6%Added
Jacobs Levy Equity Management, Inc440,127$10.4M0.05%+211,520+92.5%Added
Marshall Wace, LLP475,948$11.3M0.02%+475,948New
Nixon Capital, LLC548,245$13.0M5.01%+16,285+3.1%Added
Renaissance Technologies LLC923,000$21.9M0.03%+108,200+13.3%Added
Geode Capital Management, LLC946,412$22.5M0.00%+16,370+1.8%Added
State Street Corp971,616$23.0M0.00%−18,327−1.9%Reduced
Royal Bank of Canada1,113,908$26.4M0.01%+49,253+4.6%Added
Dimensional Fund Advisors LP1,562,558$37.1M0.01%+7,359+0.5%Added
Graham Holdings Co1,973,314$46.8M5.89%00.0%Unchanged
BlackRock Inc.3,356,063$79.6M0.00%−121,301−3.5%Reduced
Vanguard Group Inc4,254,391$100.9M0.00%+22,713+0.5%Added
Millennium Management LLC0$00.00%−263,175−100.0%Sold out
Merit Financial Group, LLC0$00.00%−175,896−100.0%Sold out
Dynamic Technology Lab Private Ltd0$00.00%−28,773−100.0%Sold out
Cantor Fitzgerald, L. P.0$00.00%−28,048−100.0%Sold out
XTX Topco Ltd0$00.00%−20,618−100.0%Sold out
PEAK6 Investments LLC0$00.00%−15,199−100.0%Sold out
State Board of Administration of Florida Retirement System0$00.00%−14,777−100.0%Sold out
Wealth Enhancement Advisory Services, LLC0$00.00%−12,452−100.0%Sold out
ExodusPoint Capital Management, LP0$00.00%−11,981−100.0%Sold out
Mesirow Financial Investment Management, Inc.0$00.00%−12,326−100.0%Sold out
Cresset Asset Management, LLC0$00.00%−10,397−100.0%Sold out
Boston Private Wealth LLC0$00.00%−10,000−100.0%Sold out
Advisory Services Network, LLC0$00.00%−4,332−100.0%Sold out
Cutler Group LP0$00.00%−778−100.0%Sold out
Keener Financial Planning LLC0$00.00%−533−100.0%Sold out
LM Advisors LLC0$00.00%−400−100.0%Sold out
McGlone Suttner Wealth Management, Inc.0$00.00%−300−100.0%Sold out
Farther Finance Advisors, LLC0$00.00%−212−100.0%Sold out
Life Planning Partners, Inc0$00.00%−100−100.0%Sold out
Versant Capital Management, Inc0$00.00%−24−100.0%Sold out
GPS Wealth Strategies Group, LLC0$00.00%−20−100.0%Sold out