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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
National Bank of Canada1$220.00%+1New
Northwestern Mutual Wealth Management Co1$240.00%00.0%Unchanged
Rothschild Investment LLC5$1190.00%+5New
West Branch Capital LLC5$1190.00%+5New
Nelson, Van Denburg & Campbell Wealth Management Group, LLC9$2130.00%+9New
Lindbrook Capital, LLC11$2610.00%+11New
GAMMA Investing LLC12$2850.00%+12New
Missouri Trust & Investment Co30$7120.00%00.0%Unchanged
Nemes Rush Group LLC33$7830.00%+33New
Covestor Ltd33$1.00K0.00%+14+73.7%Added
FinTrust Capital Advisors, LLC50$1.19K0.00%00.0%Unchanged
Principal Securities, Inc.69$1.64K0.00%+69New
First Command Advisory Services, Inc.70$1.66K0.00%+70New
Clearstead Advisors, LLC85$1.93K0.00%00.0%Unchanged
Tradewinds Capital Management, LLC100$2.37K0.00%00.0%Unchanged
POM Investment Strategies, LLC100$2.37K0.00%00.0%Unchanged
Wiser Advisor Group LLC100$2.37K0.00%00.0%Unchanged
Nisa Investment Advisors, LLC102$2.42K0.00%+55+117.0%Added
Steward Partners Investment Advisory, LLC200$4.74K0.00%+200New
Providence Capital Advisors, LLC200$4.74K0.00%+200New
Catalyst Funds Management Pty Ltd200$4.74K0.00%+200New
Main Street Group, LTD207$4.91K0.00%+107+107.0%Added
Tyler-Stone Wealth Management250$5.93K0.00%−515−67.3%Reduced
Rise Advisors, LLC250$5.93K0.00%−50−16.7%Reduced
Beaird Harris Wealth Management, LLC260$6.17K0.00%00.0%Unchanged
Colonial Trust Advisors290$6.88K0.00%+50+20.8%Added
The PNC Financial Services Group, Inc.300$7.12K0.00%00.0%Unchanged
Macroview Investment Management LLC325$7.71K0.01%+325New
Parallel Advisors, LLC328$7.78K0.00%00.0%Unchanged
Comerica Bank333$7.89K0.00%+4+1.2%Added
Geneos Wealth Management Inc.333$7.90K0.00%00.0%Unchanged
Fortitude Family Office, LLC336$7.97K0.01%00.0%Unchanged
CIBC Private Wealth Group, LLC397$9.43K0.00%+397New
Newbridge Financial Services Group, Inc.500$11.9K0.01%00.0%Unchanged
BFSG, LLC543$12.9K0.00%+543New
Federation des caisses Desjardins du Quebec545$12.9K0.00%00.0%Unchanged
Adirondack Trust Co549$13.0K0.01%00.0%Unchanged
Tower Research Capital LLC (TRC)676$16.0K0.00%−8,851−92.9%Reduced
EntryPoint Capital, LLC737$17.5K0.02%+737New
CWM, LLC799$19.0K0.00%+33+4.3%Added
Allworth Financial LP855$20.3K0.00%00.0%Unchanged
Fernwood Investment Management, LLC905$21.5K0.01%+905New
Founders Capital Management1,000$23.7K0.02%00.0%Unchanged
Acadian Asset Management LLC1,028$24.0K0.00%+1,028New
Banque Cantonale Vaudoise1,272$30.0K0.00%−168−11.7%Reduced
FMR LLC1,343$31.9K0.00%+518+62.8%Added
Amalgamated Bank1,448$34.0K0.00%−2,737−65.4%Reduced
Guinness Atkinson Asset Management Inc1,734$41.1K0.02%−1,298−42.8%Reduced
Ancora Advisors, LLC2,000$47.4K0.00%00.0%Unchanged
West Tower Group, LLC2,000$47.4K0.14%+2,000New
Metropolitan Life Insurance Co2,228$52.8K0.00%−405−15.4%Reduced
Amundi2,567$55.3K0.00%−858−25.1%Reduced
US Bancorp2,645$62.7K0.00%+1,176+80.1%Added
Quest Partners LLC2,657$63.0K0.01%+2,657New
Ameritas Investment Partners, Inc.4,266$101.2K0.00%00.0%Unchanged
Group One Trading, L.P.4,347$103.1K0.00%−3,430−44.1%Reduced
SG Americas Securities, LLC4,530$107.0K0.00%+4,530New
Point72 Asia (Singapore) Pte. Ltd.4,528$107.4K0.03%+4,528New
Citadel Advisors LLC5,005$118.7K0.00%+4,669+1,389.6%Added
TFC Financial Management5,750$136.4K0.02%00.0%Unchanged
Zurcher Kantonalbank (Zurich Cantonalbank)5,852$138.8K0.00%00.0%Unchanged
Parallax Volatility Advisers, L.P.5,873$139.3K0.00%+3,754+177.2%Added
Signaturefd, LLC7,047$167.2K0.00%−83−1.2%Reduced
Citigroup Inc7,652$181.5K0.00%+1,614+26.7%Added
Advisor Group Holdings, Inc.7,918$187.8K0.00%+6,154+348.9%Added
Pension & Wealth Management Advisors, Inc.8,257$195.9K0.13%+995+13.7%Added
Independent Solutions Wealth Management, LLC8,557$203.0K0.05%+8,557New
Point72 Asset Management, L.P.9,300$220.6K0.00%+5,300+132.5%Added
Americana Partners, LLC9,307$220.8K0.02%+9,307New
Bayesian Capital Management, LP9,336$221.4K0.02%−4,500−32.5%Reduced
Cornerstone Investment Partners, LLC9,371$222.3K0.01%+9,371New
Intrepid Capital Management Inc10,000$237.2K0.15%00.0%Unchanged
HSBC Holdings PLC11,114$263.6K0.00%+11,114New
Harbour Capital Advisors, LLC11,250$265.7K0.07%+11,250New
QRG Capital Management, Inc.11,285$267.7K0.00%−416−3.6%Reduced
Arizona State Retirement System11,434$271.2K0.00%−490−4.1%Reduced
Raymond James & Associates11,460$271.8K0.00%+11,460New
SkyOak Wealth, LLC11,801$279.9K0.07%−3,271−21.7%Reduced
Petrus Trust Company, LTA12,288$291.5K0.03%+12,288New
Voya Investment Management LLC14,100$334.5K0.00%−3,171−18.4%Reduced
Centiva Capital, LP14,532$344.7K0.02%+14,532New
Occudo Quantitative Strategies LP15,008$356.0K0.06%−11,599−43.6%Reduced
Jasper Ridge Partners, L.P.15,032$356.6K0.01%00.0%Unchanged
Manufacturers Life Insurance Company, The15,528$368.3K0.00%−1,039−6.3%Reduced
Mercer Global Advisors Inc15,663$372.0K0.00%−770−4.7%Reduced
GTS Securities LLC15,887$376.8K0.01%−5,959−27.3%Reduced
Corton Capital Inc.16,217$384.7K0.14%+16,217New
New York State Common Retirement Fund16,916$401.2K0.00%−153−0.9%Reduced
D. E. Shaw & Co., Inc.17,285$410.0K0.00%−10,899−38.7%Reduced
Woodline Partners LP18,788$445.7K0.00%−14,703−43.9%Reduced
Two Sigma Investments, LP19,427$460.8K0.00%+19,427New
Empowered Funds, LLC19,606$465.1K0.01%+1,632+9.1%Added
Versor Investments LP20,509$486.5K0.10%−1,738−7.8%Reduced
American International Group, Inc.20,550$487.4K0.00%−716−3.4%Reduced
Alpha DNA Investment Management LLC20,560$487.7K0.27%+20,560New
Baader Bank INC21,617$512.8K0.04%−68,525−76.0%Reduced
Fox Run Management, L.L.C.21,647$513.5K0.11%+6,452+42.5%Added
Price T Rowe Associates Inc22,311$530.0K0.00%+1,561+7.5%Added
Janus Henderson Group PLC22,405$531.1K0.00%−41,186−64.8%Reduced
MetLife Investment Management22,685$538.1K0.00%00.0%Unchanged