13F

Stock

PubMatic, Inc.

PUBM · held by 154 managers

Reported value

$194.3M

Holders

154

+30 new · −30 exited

Holders’ est. mark

−$11.5M

Price effect on 120 books still in the name

Largest holder

$25.1M

BlackRock, Inc.

Notable conviction

Share of each notable manager’s 13F book.

Holder count by quarter

Who holds it

Notable only
InvestorSharesValueEst. markChange
BlackRock, Inc.3.07M$25.1M−$2.11MCut−$2.63M
CenterBook Partners LP1.74M$14.3M−$791.5KAdded$4.08M
VANGUARD CAPITAL MANAGEMENT LLC1.61M$13.2MHeld
Renaissance Technologies1.54M$12.6M−$841.3KAdded$1.79M
DIMENSIONAL FUND ADVISORS LP1.25M$10.2M−$860KCut−$1.1M
GEODE CAPITAL MANAGEMENT, LLC950.6K$7.78M−$625.2KCut−$259.8K
JACOBS LEVY EQUITY MANAGEMENT, INC932.2K$7.63M−$641.2KCut−$616.9K
State Street791.4K$6.47M−$546.1KCut−$888.3K
ROYAL BANK OF CANADA740.3K$6.05M−$510.9KCut−$1.6M
Whitefort Capital Management, LP690K$5.64MNew
S Squared Technology, LLC676.4K$5.53M−$193.9KAdded$3.04M
VANGUARD PORTFOLIO MANAGEMENT LLC638.8K$5.23MHeld
TWO SIGMA INVESTMENTS, LP534.4K$4.37M−$327.2KAdded$165.8K
Simcoe Capital LLC486.3K$3.98M−$282KAdded$352.5K
D. E. Shaw & Co., Inc.445.1K$3.64M−$307.1KCut−$1.21M
Trexquant Investment LP422.4K$3.46M−$212KAdded$730.1K
GOLDMAN SACHS GROUP INC354.2K$2.9M−$172.1KAdded$684.4K
TUDOR INVESTMENT CORP ET AL351.1K$2.87M−$69.4KAdded$1.98M
MORGAN STANLEY341.7K$2.79M−$221.1KCut−$47K
CHARLES SCHWAB INVESTMENT MANAGEMENT INC294.8K$2.41M−$203.4KCut−$252K
NORTHERN TRUST CORP290.6K$2.38M−$186KCut−$14K
PANAGORA ASSET MANAGEMENT INC276.3K$2.26M−$188.6KCut−$164.5K
SUSQUEHANNA INTERNATIONAL GROUP, LLP239K$1.95M−$99.6KAdded$675K
JPMORGAN CHASE & CO240.5K$1.95M−$71.2KAdded$1.11M
VANGUARD FIDUCIARY TRUST CO230.6K$1.89MHeld
JANE STREET GROUP, LLC210K$1.72M−$142.7KCut−$116.3K
Quantinno Capital Management LP206.8K$1.69M−$41KAdded$1.16M
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP206.3K$1.69MNew
P.A.W. CAPITAL CORP180K$1.47M−$55.2KAdded$762.8K
BRIDGEWAY CAPITAL MANAGEMENT, LLC175.3K$1.43MNew
Pinnacle Holdings, LLC157.9K$1.29M−$98.6KAdded$23.9K
Citadel149K$1.22M−$102.8KCut−$1.14M
Diversified Investment Strategies, LLC140K$1.15M−$69KAdded$258.2K
FRANKLIN RESOURCES INC138.2K$1.13M−$64.8KAdded$297.2K
AMERIPRISE FINANCIAL INC134K$1.1M−$92.5KCut−$339.6K
Icahn Capital125K$1.02MNew
MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.120.8K$987.8K−$83.3KCut−$184.5K
Invesco Ltd.117.8K$963.3K−$72.8KAdded$27.5K
Man Group plc117.7K$963KNew
Bank of New York Mellon Corp113.3K$926.9K−$78.2KCut−$149.5K
AMERICAN CENTURY COMPANIES INC112.3K$918.4K−$77.5KCut−$93.9K
BANK OF AMERICA CORP /DE/95.4K$780.6K−$65.8KCut−$106.5K
MILLENNIUM MANAGEMENT LLC92K$752.7K−$63.5KCut−$7.39M
HSBC HOLDINGS PLC90.3K$746.9K−$38.8KAdded$174K
Nuveen, LLC82.9K$678.4K−$56.8KCut−$52.3K
DEUTSCHE BANK AG\82.1K$671.3K−$56.6KCut−$616.8K
UBS Group AG78.6K$642.8K−$54.2KCut−$632.6K
VICTORY CAPITAL MANAGEMENT INC77.2K$631.8K−$48KAdded$14.4K
BARCLAYS PLC76.9K$629.1K−$53.1KCut−$490.2K
Cardinal Point Capital Management ULC71.5K$584.9K−$31KAdded$185.7K
XTX Topco Ltd68.5K$560K−$15.5KAdded$360.7K
PUBLIC EMPLOYEES RETIREMENT SYSTEM OF OHIO66.4K$543.4K−$45.8KCut−$45.8K
Russell Investments Group, Ltd.66.3K$541.9K−$29.4KAdded$166.8K
GROUP ONE TRADING LLC63.8K$522.2K−$3.23KAdded$480.6K
WELLS FARGO & COMPANY/MN60.7K$496.9K−$41.9KCut−$230.4K
CANADA PENSION PLAN INVESTMENT BOARD59.4K$485.9K−$13KAdded$319.1K
Brevan Howard Capital Management LP57.8K$472.9KNew
Avestar Capital, LLC55K$449.9K−$37.9KCut−$880.6K
VOYA INVESTMENT MANAGEMENT LLC53.3K$436.3K−$34.9KCut−$12.6K
Magnetar Financial LLC50K$409.2K−$24.2KAdded$97.9K
RHUMBLINE ADVISERS49.8K$407K−$34.3KCut−$61.8K
Creative Planning48.2K$394.7K−$13.2KAdded$225.6K
FOX RUN MANAGEMENT, L.L.C.46.7K$379K−$35KCut−$166.2K
ALLIANCEBERNSTEIN L.P.36.2K$321.1K$0Held
Balyasny Asset Management L.P.37.4K$306K−$25.8KCut−$176.9K
IMC-Chicago, LLC36.8K$301.4KNew
FULLER & THALER ASSET MANAGEMENT, INC.36.7K$300.5K−$19.2KAdded$53.6K
STRS OHIO31.1K$254.4K−$21.5KCut−$21.5K
LOS ANGELES CAPITAL MANAGEMENT LLC27.7K$226.7K−$14Added$224.4K
Allworth Financial LP25.2K$205.9K−$17.3KCut−$16.8K
GWN SECURITIES INC.24.6K$201.6K−$12.1KAdded$46.6K
MetLife Investment Management, LLC24.5K$200.4K−$16.9KCut−$16.9K
Squarepoint Ops LLC23.1K$189.1K−$15.9KCut−$411.8K
Point72 Asset Management, L.P.22.3K$182.4K−$15.4KCut−$1.23M
SIMPLEX TRADING, LLC21K$171.7K−$7.82KAdded$71.2K
MEEDER ASSET MANAGEMENT INC19.8K$162.1KNew
DIVERSIFIED TRUST CO17.6K$143.7K−$10KAdded$14.7K
Leibman Financial Services, Inc.16.3K$133.3K−$11.2KCut−$892.2K
Focus Partners Wealth13.9K$133.2KNew
MERCER GLOBAL ADVISORS INC /ADV16K$130.6KNew
Vanguard Global Advisers, LLC15.9K$130KHeld
SEI INVESTMENTS CO15.8K$129KNew
Jasper Ridge Partners, L.P.15K$123K−$10.4KCut−$10.4K
Brooklyn Investment Group14.2K$116.3K−$11.1KCut−$124.5K
WINTON GROUP Ltd13.2K$108K−$9.11KCut−$155.4K
Walleye Trading LLC13.1K$107K−$9.03KCut−$164.2K
Police & Firemen's Retirement System of New Jersey12.5K$101.9K−$8.6KCut−$8.6K
STATE BOARD OF ADMINISTRATION OF FLORIDA RETIREMENT SYSTEM12.4K$101.7K−$8.58KCut−$8.58K
PRELUDE CAPITAL MANAGEMENT, LLC12.3K$101K−$8.52KCut−$20.9K
Cetera Investment Advisers12.3K$100.3K−$8.46KCut−$9.35K
NEW YORK STATE COMMON RETIREMENT FUND11.8K$96.1K−$8.11KCut−$8.11K
Inscription Capital, LLC11.5K$93.9KNew
MANUFACTURERS LIFE INSURANCE COMPANY, THE10.6K$87K−$7.34KCut−$19K
M&T Bank Corp10.1K$82.6K−$6.96KCut−$8.09K
Centiva Capital, LP10K$81.8K−$6.9KCut−$6.9K
BNP PARIBAS FINANCIAL MARKETS9.65K$78.9K−$6.66KCut−$560.8K
Fidelity9.06K$74.1K−$2.81KAdded$38K
Legal & General Group Plc8.48K$69.3K−$5.85KCut−$5.85K
Versant Capital Management, Inc8.18K$66.9K−$1.69KAdded$45.2K
State of Wyoming7.42K$60.7KNew
CWM, LLC6.75K$55.2K$5.84KAdded$55.2K
Rockefeller Capital Management L.P.5.03K$41.2K−$913Added$29.4K
CITIGROUP INC4.91K$40.1K−$2.8KAdded$4.12K
GAMMA Investing LLC4.41K$36K−$763Added$26.2K
Mirae Asset Global Investments Co., Ltd.4.16K$34.1K−$2.87KCut−$13.4K
Graham Holdings Co3.4M$27.8K−$1.95KAdded$2.69K
Ameritas Investment Partners, Inc.3.06K$25K−$2.11KCut−$2.11K
Caitong International Asset Management Co., Ltd2.81K$23KNew
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM2.04K$16.7K−$1.41KCut−$3.88K
JONES FINANCIAL COMPANIES LLLP1.95K$16K−$930Added$3.86K
NISA INVESTMENT ADVISORS, LLC1.59K$13K−$433Added$7.42K
ACADIAN ASSET MANAGEMENT LLC1.58M$12.9K−$638Added$4.68K
Tower Research Capital LLC (TRC)1.31K$10.7K−$796Added$488
Sterling Capital Management LLC1.29K$10.6K−$894Cut−$8.65K
MassMutual Private Wealth & Trust, FSB808$6.61KNew
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC757$6.19K−$320Added$2.08K
HARBOUR INVESTMENTS, INC.650$5.32KNew
SBI Securities Co., Ltd.630$5.15K−$407Cut−$63
Western Wealth Management, LLC600$4.91KNew
ADIRONDACK TRUST CO549$4.49K−$379Cut−$379
Newbridge Financial Services Group, Inc.500$4.09K−$345Cut−$345
EverSource Wealth Advisors, LLC460$3.76K−$105Added$2.41K
Parallel Advisors, LLC460$3.76K−$317Cut−$10.4K
Advisory Services Network, LLC424$3.47KNew
Essential Partners LLC401$3.28KNew
SUMMIT SECURITIES GROUP LLC400$3.27KNew
US BANCORP \DE\386$3.16K−$266Cut−$12.1K
Farther Finance Advisors, LLC352$2.89K−$232Cut−$880
Anchor Investment Management, LLC350$2.86K−$242Cut−$242
FIFTH THIRD BANCORP335$2.74KNew
Geneos Wealth Management Inc.333$2.72K−$230Cut−$230
NATIONAL BANK OF CANADA /FI/325$2.66K−$225Cut−$225
SIGNATUREFD, LLC281$2.3K−$194Cut−$2.9K
Arax Advisory Partners85$1.88K$1.13KCut−$21.2K
ZIONS BANCORPORATION, NATIONAL ASSOCIATION /UT/201$1.64KNew
OSAIC HOLDINGS, INC.172$1.41K−$119Cut−$1.97K
Optiver Holding B.V.164$1.34K−$98Added$82
True Wealth Design, LLC161$1.32KNew
Main Street Group, LTD100$818New
GSA CAPITAL PARTNERS LLP89.1K$728−$54Added$38
Wealth Preservation Advisors, LLC79$646New
Bare Financial Services, Inc76$622New
PNC Financial Services Group, Inc.74$605−$11Added$463
ROTHSCHILD INVESTMENT LLC71$581−$38Added$93
INTERNATIONAL ASSETS INVESTMENT MANAGEMENT, LLC68$558−$45Cut−$45
MAI Capital Management51$418New
NORTHWESTERN MUTUAL WEALTH MANAGEMENT CO50$409−$35Cut−$35
PRICE T ROWE ASSOCIATES INC /MD/30.9K$253−$16Added$50
Missouri Trust & Investment Co30$245−$21Cut−$21
SJS Investment Consulting Inc.20$164New
Smartleaf Asset Management LLC17$141New
State of Alaska, Department of Revenue1.27K$10−$1Cut−$1
Kilter Group LLC1$9New
Covestor Ltd1.03K$8−$0Added$7

Who left

Positions as of Q1 2026. 13F filings arrive up to 45 days after quarter-end and omit shorts. Values are quarter-end marks, as filed. Estimated mark is the price effect on shares still held — not realized P&L or investment advice.