Skip to main content

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, Q3 2023

Institutional positions in PubMatic, Inc. as of Sep 30, 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
143
+4 vs. Q2 2023
Shares held
20.6M
−37.2K (−0.2%) vs. Q2 2023
Total value
$251.1M
−$126.2M (−33.5%) vs. Q2 2023
New holders
24
46 more added
Sold out
20
38 more reduced

2 institutions that held it in Q2 2023 haven't filed for Q3 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 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 holdersQ3 2023: 143 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 heldQ3 2023: $251.1M
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, Q3 2023

Shares, value and share of portfolio for each institution holding PubMatic, Inc.; share changes are against Q2 2023.

Institutions holding PUBM in Q3 2023
InstitutionSharesValue% of portfolioChange in sharesAction
Vanguard Group Inc4,289,204$51.9M0.00%−9350.0%Reduced
BlackRock Inc.3,253,223$39.4M0.00%−57,994−1.8%Reduced
Graham Holdings Co1,973,314$23.9M3.59%00.0%Unchanged
Dimensional Fund Advisors LP1,327,009$16.1M0.01%+164,318+14.1%Added
Royal Bank of Canada1,062,667$12.9M0.00%−25,577−2.4%Reduced
State Street Corp921,553$11.2M0.00%+18,681+2.1%Added
Geode Capital Management, LLC891,976$10.8M0.00%+16,829+1.9%Added
Renaissance Technologies LLC771,200$9.33M0.02%+2,700+0.4%Added
Nixon Capital, LLC536,594$6.49M3.60%+4,659+0.9%Added
Nuveen Asset Management, LLC483,139$5.85M0.00%−352−0.1%Reduced
Mirae Asset Global Investments Co., Ltd.400,844$4.85M0.01%−26,192−6.1%Reduced
Northern Trust Corp390,541$4.73M0.00%−6,896−1.7%Reduced
Wellington Management Group LLP305,900$3.70M0.00%+305,900New
American Century Companies Inc297,704$3.60M0.00%−20,517−6.4%Reduced
Jacobs Levy Equity Management, Inc243,281$2.94M0.02%+243,281New
Jane Street Group, LLC232,826$2.82M0.00%+165,639+246.5%Added
Bank of New York Mellon Corp174,092$2.11M0.00%+1,489+0.9%Added
Merit Financial Group, LLC161,193$1.95M0.06%+13,097+8.8%Added
State of Wisconsin Investment Board132,480$1.60M0.01%+28,582+27.5%Added
Charles Schwab Investment Management Inc119,192$1.44M0.00%+400.0%Added
Susquehanna International Group, LLP113,918$1.38M0.00%−144,589−55.9%Reduced
Aptus Capital Advisors, LLC111,531$1.35M0.04%+111,531New
Goldman Sachs Group Inc109,481$1.32M0.00%−70,759−39.3%Reduced
Man Group plc–$1.32M0.00%––
Morgan Stanley109,030$1.32M0.00%−28,740−20.9%Reduced
Cantor Fitzgerald, L. P.95,718$1.16M0.03%−175,715−64.7%Reduced
Credit Suisse AG93,423$1.13M0.00%+46,671+99.8%Added
Swiss National Bank85,400$1.03M0.00%00.0%Unchanged
Baader Bank INC70,142$848.7K0.08%00.0%Unchanged
Rhumbline Advisers67,903$821.6K0.00%+652+1.0%Added
LPL Financial LLC66,806$789.6K0.00%−835−1.2%Reduced
Panagora Asset Management Inc62,784$759.7K0.00%−85,902−57.8%Reduced
Janus Henderson Group PLC62,238$753.2K0.00%+1,483+2.4%Added
UBS Asset Management Americas Inc61,203$740.6K0.00%+7,411+13.8%Added
Zions Bancorporation, N.A.53,540$647.8K0.06%+2,076+4.0%Added
Penbrook Management LLC47,010$568.8K0.42%00.0%Unchanged
Victory Capital Management Inc46,950$568.1K0.00%−1,200−2.5%Reduced
Beacon Pointe Advisors, LLC46,883$567.3K0.01%+7,394+18.7%Added
Capital Impact Advisors, LLC44,311$536.2K0.90%00.0%Unchanged
California State Teachers Retirement System43,384$524.9K0.00%−5,510−11.3%Reduced
Woodline Partners LP43,110$521.6K0.01%+21,138+96.2%Added
Invesco Ltd.40,641$491.8K0.00%+336+0.8%Added
Algert Global LLC40,200$486.4K0.02%+40,200New
Moss Adams Wealth Advisors LLC40,000$484.0K0.17%00.0%Unchanged
PEAK6 Investments LLC38,792$469.4K0.02%+31,081+403.1%Added
Alliancebernstein L.P.36,990$447.6K0.00%−4,110−10.0%Reduced
Bank of America Corp35,871$434.0K0.00%+9,452+35.8%Added
Citadel Advisors LLC35,683$431.8K0.00%−150,736−80.9%Reduced
Legal & General Group Plc35,424$428.6K0.00%−342−1.0%Reduced
SkyOak Wealth, LLC34,275$414.7K0.12%−5,483−13.8%Reduced
Barclays PLC32,866$397.7K0.00%+12,670+62.7%Added
STRS Ohio31,300$378.0K0.00%00.0%Unchanged
Jump Financial, LLC29,896$361.7K0.01%+29,896New
JPMorgan Chase & Co29,721$359.6K0.00%−48,600−62.1%Reduced
Group One Trading, L.P.29,378$355.5K0.01%+10,592+56.4%Added
Simplex Trading, LLC27,441$332.0K0.01%−25,799−48.5%Reduced
Wells Fargo & Company25,534$309.0K0.00%−4,448−14.8%Reduced
D. E. Shaw & Co., Inc.23,125$279.8K0.00%+305+1.3%Added
MetLife Investment Management22,685$274.5K0.00%00.0%Unchanged
Amundi22,322$268.1K0.00%+5,080+29.5%Added
MidWestOne Financial Group, Inc.21,662$262.1K0.06%+9,114+72.6%Added
Principal Financial Group Inc21,608$261.5K0.00%+6,981+47.7%Added
American International Group, Inc.21,352$258.4K0.00%+530+2.5%Added
Deutsche Bank AG20,575$249.0K0.00%−52,951−72.0%Reduced
Globeflex Capital L P20,100$243.2K0.03%+20,100New
Price T Rowe Associates Inc19,942$242.0K0.00%+963+5.1%Added
Versor Investments LP19,174$232.0K0.05%+2,360+14.0%Added
New York State Common Retirement Fund18,451$223.3K0.00%−77−0.4%Reduced
Lombard Odier Asset Management (USA) Corp17,553$212.0K0.04%+2,490+16.5%Added
Empowered Funds, LLC17,362$210.1K0.01%+612+3.7%Added
Voya Investment Management LLC17,330$209.7K0.00%00.0%Unchanged
Ameriprise Financial Inc17,300$209.3K0.00%+17,300New
Manufacturers Life Insurance Company, The17,045$206.2K0.00%00.0%Unchanged
SG Americas Securities, LLC16,838$204.0K0.00%+6,834+68.3%Added
ExodusPoint Capital Management, LP16,396$198.0K0.00%+16,396New
Jasper Ridge Partners, L.P.15,032$181.9K0.01%00.0%Unchanged
State Board of Administration of Florida Retirement System14,777$178.8K0.00%+2,497+20.3%Added
Prosperity Wealth Management, Inc.14,147$171.2K0.11%+3,900+38.1%Added
Mercer Global Advisors Inc14,151$171.0K0.00%+2,832+25.0%Added
Gotham Asset Management, LLC13,837$167.4K0.00%+13,837New
Cinctive Capital Management LP13,226$160.0K0.01%+13,226New
Two Sigma Investments, LP13,011$157.4K0.00%−15,589−54.5%Reduced
GTS Securities LLC13,011$157.4K0.00%+13,011New
Quantbot Technologies LP12,749$154.3K0.01%+12,749New
Virtu Financial LLC12,570$152.0K0.02%+12,570New
Mesirow Financial Investment Management, Inc.12,326$149.1K0.65%00.0%Unchanged
Public Employees Retirement System of Ohio11,700$142.0K0.00%+11,700New
Independent Solutions Wealth Management, LLC11,609$140.5K0.04%−10−0.1%Reduced
Arizona State Retirement System10,940$132.4K0.00%−76−0.7%Reduced
Commonwealth Equity Services, LLC10,757$130.0K0.00%−1,381−11.4%Reduced
Cresset Asset Management, LLC10,641$128.8K0.00%−1,354−11.3%Reduced
Parallax Volatility Advisers, L.P.10,200$123.4K0.00%+10,200New
Russell Investments Group, Ltd.10,198$123.4K0.00%−1,529−13.0%Reduced
Intrepid Capital Management Inc10,000$121.0K0.08%00.0%Unchanged
Walleye Capital LLC9,696$117.3K0.00%+9,696New
Pension & Wealth Management Advisors, Inc.7,262$87.9K0.06%+1,730+31.3%Added
Signaturefd, LLC7,164$86.7K0.00%00.0%Unchanged
UBS Group AG6,461$78.2K0.00%−22,756−77.9%Reduced
Zurcher Kantonalbank (Zurich Cantonalbank)5,852$70.8K0.00%00.0%Unchanged
TFC Financial Management5,750$69.6K0.02%+2,500+76.9%Added