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Caption Management’s PubMatic PUBM Stock Holding History

Caption Management’s Portfolio PUBM Stock Details PUBM Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$275K Buy
+20,950
New +$218K ﹤0.01% 1423
2023
Q1 		– Sell
-30,202
Closed -$387K – 1460
2022
Q4 		$387K Buy
+30,202
New +$473K 0.01% 971
2021
Q3 		– Sell
-9,000
Closed -$352K – 1742
2021
Q2 		$352K Buy
+9,000
New +$374K ﹤0.01% 1111

Other funds holding PUBM

GHC
Graham Holdings Company Arlington, Virginia $1.08B AUM 28.93% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Acadian Asset Management
Acadian Asset Management Boston, Massachusetts $84.2B AUM 55.88% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return
Renaissance Technologies
Renaissance Technologies New York $72.6B AUM 54.88% 1-Year Est. Return
WCM
Whitefort Capital Management New York $406M AUM 84.26% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Jacobs Levy Equity Management
Jacobs Levy Equity Management Florham Park, New Jersey $27.8B AUM 46.46% 1-Year Est. Return

Caption Management's PUBM Position: Q2 2026 in Review

Caption Management opened a new position in PubMatic (PUBM) in Q2 2026: 20,950 shares worth $275K. The stake represents ﹤0.01% of the portfolio and ranks #1423 among its holdings. This is a return to the name: Caption Management previously reported a position in PUBM as recently as Q4 2022.

Caption Management first reported a position in PUBM in Q2 2021 and has held it in 3 quarters since. The position peaked at $387K in Q4 2022. 153 funds tracked by Wall St. Rank hold PUBM as of Q2 2026.

  • Caption Management held 20,950 shares of PubMatic worth $275K as of Q2 2026.
  • PubMatic was a new Caption Management position in Q2 2026.
  • PubMatic made up ﹤0.01% of Caption Management's portfolio in Q2 2026, its #1423 holding.
  • Caption Management first reported a position in PubMatic in Q2 2021 and has held it in 3 quarters since.
  • Caption Management's PubMatic position peaked at $387K in Q4 2022.
  • 153 funds tracked by Wall St. Rank held PubMatic as of Q2 2026.

Based on Caption Management's 13F filing for Q2 2026, filed 14 Aug 2026.