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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, Q4 2023

Institutional positions in PubMatic, Inc. as of Dec 31, 2023. 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
148
+6 vs. Q3 2023
Shares held
21.9M
+1.28M (+6.2%) vs. Q3 2023
Total value
$357.5M
+$106.4M (+42.4%) vs. Q3 2023
New holders
28
50 more added
Sold out
22
37 more reduced

1 institution that held it in Q3 2023 haven't filed for Q4 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 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 holdersQ4 2023: 148 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 heldQ4 2023: $357.5M
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, Q4 2023

Shares, value and share of portfolio for each institution holding PubMatic, Inc.; share changes are against Q3 2023.

Institutions holding PUBM in Q4 2023
InstitutionSharesValue% of portfolioChange in sharesAction
California State Teachers Retirement System45,031$734.5K0.00%+1,647+3.8%Added
Beacon Pointe Advisors, LLC46,791$763.2K0.01%−92−0.2%Reduced
Penbrook Management LLC46,810$763.5K0.51%−200−0.4%Reduced
Walleye Capital LLC48,812$796.1K0.01%+39,116+403.4%Added
UBS Group AG50,446$822.8K0.00%+43,985+680.8%Added
Bank of America Corp51,868$846.0K0.00%+15,997+44.6%Added
Dark Forest Capital Management LP52,923$863.2K0.13%+52,923New
Zions Bancorporation, N.A.57,559$938.8K0.06%+4,019+7.5%Added
UBS Asset Management Americas Inc60,624$988.8K0.00%−579−0.9%Reduced
Capital Impact Advisors, LLC62,830$1.02M1.35%+18,519+41.8%Added
Janus Henderson Group PLC63,591$1.04M0.00%+1,353+2.2%Added
Rhumbline Advisers68,901$1.12M0.00%+998+1.5%Added
LPL Financial LLC68,904$1.12M0.00%+2,098+3.1%Added
Cubist Systematic Strategies, LLC71,763$1.17M0.01%+71,763New
Credit Suisse AG74,081$1.21M0.00%−19,342−20.7%Reduced
Deutsche Bank AG75,691$1.23M0.00%+55,116+267.9%Added
Algert Global LLC79,720$1.30M0.05%+39,520+98.3%Added
Invesco Ltd.80,703$1.32M0.00%+40,062+98.6%Added
Swiss National Bank84,100$1.37M0.00%−1,300−1.5%Reduced
Barclays PLC88,188$1.44M0.00%+55,322+168.3%Added
Baader Bank INC90,142$1.47M0.13%+20,000+28.5%Added
QSV Equity Investors LLC90,990$1.48M1.44%+90,990New
Jane Street Group, LLC112,574$1.84M0.00%−120,252−51.6%Reduced
JPMorgan Chase & Co113,942$1.86M0.00%+84,221+283.4%Added
Charles Schwab Investment Management Inc119,352$1.95M0.00%+160+0.1%Added
Morgan Stanley119,912$1.96M0.00%+10,882+10.0%Added
Goldman Sachs Group Inc138,553$2.26M0.00%+29,072+26.6%Added
Panagora Asset Management Inc150,219$2.45M0.01%+87,435+139.3%Added
Bank of New York Mellon Corp157,036$2.56M0.00%−17,056−9.8%Reduced
Merit Financial Group, LLC175,896$2.87M0.09%+14,703+9.1%Added
State of Wisconsin Investment Board197,501$3.22M0.01%+65,021+49.1%Added
Jacobs Levy Equity Management, Inc228,607$3.73M0.02%−14,674−6.0%Reduced
Susquehanna International Group, LLP230,709$3.76M0.01%+116,791+102.5%Added
Millennium Management LLC263,175$4.29M0.00%+263,175New
American Century Companies Inc286,344$4.67M0.00%−11,360−3.8%Reduced
Wellington Management Group LLP323,397$5.27M0.00%+17,497+5.7%Added
Nuveen Asset Management, LLC386,096$6.30M0.00%−97,043−20.1%Reduced
Northern Trust Corp396,763$6.47M0.00%+6,222+1.6%Added
Mirae Asset Global Investments Co., Ltd.436,130$7.11M0.01%+35,286+8.8%Added
Nixon Capital, LLC531,960$8.68M3.89%−4,634−0.9%Reduced
Renaissance Technologies LLC814,800$13.3M0.02%+43,600+5.7%Added
Geode Capital Management, LLC930,042$15.2M0.00%+38,066+4.3%Added
State Street Corp989,943$16.1M0.00%+68,390+7.4%Added
Royal Bank of Canada1,064,655$17.4M0.00%+1,988+0.2%Added
Dimensional Fund Advisors LP1,555,199$25.4M0.01%+228,190+17.2%Added
Graham Holdings Co1,973,314$32.2M4.66%00.0%Unchanged
BlackRock Inc.3,477,364$56.7M0.00%+224,141+6.9%Added
Vanguard Group Inc4,231,678$69.0M0.00%−57,526−1.3%Reduced
Aptus Capital Advisors, LLC0$00.00%−111,531−100.0%Sold out
Man Group plc0$00.00%–Sold out
Jump Financial, LLC0$00.00%−29,896−100.0%Sold out
Simplex Trading, LLC0$00.00%−27,441−100.0%Sold out
Globeflex Capital L P0$00.00%−20,100−100.0%Sold out
Lombard Odier Asset Management (USA) Corp0$00.00%−17,553−100.0%Sold out
SG Americas Securities, LLC0$00.00%−16,838−100.0%Sold out
Prosperity Wealth Management, Inc.0$00.00%−14,147−100.0%Sold out
Gotham Asset Management, LLC0$00.00%−13,837−100.0%Sold out
Cinctive Capital Management LP0$00.00%−13,226−100.0%Sold out
Two Sigma Investments, LP0$00.00%−13,011−100.0%Sold out
Quantbot Technologies LP0$00.00%−12,749−100.0%Sold out
Virtu Financial LLC0$00.00%−12,570−100.0%Sold out
Independent Solutions Wealth Management, LLC0$00.00%−11,609−100.0%Sold out
Commonwealth Equity Services, LLC0$00.00%−10,757−100.0%Sold out
DekaBank Deutsche Girozentrale0$00.00%−5,579−100.0%Sold out
Lazard Asset Management LLC0$00.00%−5,579−100.0%Sold out
Leonteq Securities AG0$00.00%−5,500−100.0%Sold out
Jefferies Financial Group Inc.0$00.00%−5,000−100.0%Sold out
New York State Teachers Retirement System0$00.00%−3,800−100.0%Sold out
GWM Advisors LLC0$00.00%−50−100.0%Sold out
Lindbrook Capital, LLC0$00.00%−15−100.0%Sold out
Sutton Wealth Advisors Inc.––––Not filed