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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.

Key figures

Market capNo recent share count in SEC filings
–
Insider buysOpen market, last 90 days
0
Insider sellsLast 90 days, $6.51M in total
21
13F holdersQ2 2026, +2 vs. previous quarter
153
13F valueReported value at the end of Q2 2026
$399.4M
Superinvestors holdingAt the end of Q2 2026
0

Price chart

From SEC filings, in USD.

Revenue, FY2025
$282.9M
−2.9% year over year
Net income, FY2025
-$14.5M
−215.7% year over year
Free cash flow, FY2025
$66.7M
+19.5% year over year
Revenue, Q3 FY2026
$79.6M
+17.1% year over year

Revenue flow, FY2025

Green is profit; orange is costs, expenses and taxes. Percentages are shares of revenue.

Net loss for FY2025: $14.5M (5.1% of revenue).

Short interest

See short data

From FINRA, settlement date Oct 30, 2026.

Short interest
3.08M
Shares sold short
Change
+2.37K
+0.1% vs. previous
Days to cover
7.62
At average daily volume

Superinvestors holding PUBM, Q2 2026

Go to the superinvestors tab

No superinvestor reported holding PUBM at the end of Q2 2026.

Latest insider trades

See all insider trades

Open-market purchases and sales by PubMatic, Inc. insiders from Form 4, newest first.

Insider trades
Filed (ET)Trade dateFiling delayInsiderTransactionSharesAvg priceValueHolding changeFlags
Nov 3, 2026 (view filing)5:19 PM ETNov 21 dayGimbel LisaCHIEF ACCOUNTING OFFICERSSaleClass A Common Stock−500$16.13−$8.06K−3.1%15.4K after10b5-1
Oct 23, 2026 (view filing)7:38 PM ETOct 221 dayGoel Rajeev K.CHIEF EXECUTIVE OFFICERSSaleClass A Common Stock−50.0K$17.26−$863.2K−61.2%31.8K after10b5-1
Oct 19, 2026 (view filing)4:09 PM ETOct 163 daysKumar MukulPRESIDENT, ENGINEERINGSSaleClass A Common Stock−8.00K$17.12−$137.0K−6.4%117.0K after2 lots10b5-1
Oct 6, 2026 (view filing)4:19 PM ETOct 51 dayWoods AndrewGENERAL COUNSEL & SECRETARYSSaleClass A Common Stock−10.1K$18.65−$188.0K−20.2%39.8K after10b5-1
Oct 6, 2026 (view filing)4:17 PM ETOct 51 dayGoel Amar K.CHAIRMAN, CHIEF INNOVATION OFFSSaleClass A Common Stock−10.8K$18.66−$201.5K−23.3%35.6K after10b5-1
Oct 6, 2026 (view filing)4:16 PM ETOct 51 dayPantelick StevenCHIEF FINANCIAL OFFICERSSaleClass A Common Stock−22.2K$18.66−$413.8K−68.2%10.4K after10b5-1
Oct 5, 2026 (view filing)5:49 PM ETOct 23 daysGoel Rajeev K.CHIEF EXECUTIVE OFFICERSSaleClass A Common Stock−50.2K$18.97−$953.1K−51.4%47.4K after2 lots
Oct 5, 2026 (view filing)5:47 PM ETOct 23 daysWoods AndrewGENERAL COUNSEL & SECRETARYSSaleClass A Common Stock−5.74K$18.97−$109.0K−10.3%49.8K after2 lots
Oct 5, 2026 (view filing)5:46 PM ETOct 23 daysPantelick StevenCHIEF FINANCIAL OFFICERSSaleClass A Common Stock−23.5K$18.97−$445.7K−41.9%32.5K after2 lots
Oct 5, 2026 (view filing)5:43 PM ETOct 23 daysKumar MukulPRESIDENT, ENGINEERINGSSaleClass A Common Stock−7.88K$18.97−$149.5K−5.9%125.0K after2 lots

Top 10 13F holders, Q2 2026

See all 153 holders

The largest institutional positions in PubMatic, Inc. at the end of Q2 2026; share changes are against Q1 2026.

Institutions holding PUBM in Q2 2026
InstitutionSharesValue% of portfolioChange in sharesAction
Graham Holdings Co3,398,904$44.6M4.12%00.0%Unchanged
BlackRock, Inc.3,279,530$43.0M0.00%+214,494+7.0%Added
Vanguard Capital Management LLC1,661,312$21.8M0.00%+47,543+2.9%Added
Acadian Asset Management LLC1,573,911$20.6M0.02%−2,629−0.2%Reduced
Dimensional Fund Advisors LP1,491,121$19.6M0.00%+245,762+19.7%Added
Renaissance Technologies LLC1,421,049$18.6M0.03%−119,484−7.8%Reduced
Whitefort Capital Management, LP1,110,656$14.6M3.59%+420,656+61.0%Added
Geode Capital Management, LLC991,800$13.0M0.00%+41,195+4.3%Added
Vanguard Portfolio Management LLC947,548$12.4M0.00%+308,763+48.3%Added
Jacobs Levy Equity Management, Inc862,996$11.3M0.04%−69,217−7.4%Reduced

Holders of 5% or more of PUBM

See all 2 holders and filings

Holders whose latest Schedule 13D or 13G filing reports 5% or more of PubMatic, Inc..

Largest holders of PUBM from 13D and 13G filings
HolderLatest formStakeChangeFirst filedLatest filingFiling
Graham Holdings Co13G/A8.90%3.40M shares+1.90 ppfrom 7.00%Aug 20, 20243 filingsMay 15, 2026SEC
BlackRock, Inc.13G/A7.10%2.71M shares–Jan 21, 20261 filingJan 21, 2026SEC