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Diametric Capital’s PubMatic PUBM Stock Holding History

Diametric Capital’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
2025
Q4 		– Sell
-15,789
Closed -$131K – 475
2025
Q3 		$131K Sell
15,789
-4,710
-23% -$48K 0.05% 361
2025
Q2 		$255K Buy
+20,499
New +$216K 0.14% 212

Other funds holding PUBM

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
GHC
Graham Holdings Company Arlington, Virginia $967M AUM 15.12% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
Renaissance Technologies
Renaissance Technologies New York $63.9B AUM 45.56% 1-Year Est. Return
Wellington Management Group
Wellington Management Group Boston, Massachusetts $535B AUM 26.23% 1-Year Est. Return
CP
CenterBook Partners Greenwich, Connecticut $1.86B AUM 24.52% 1-Year Est. Return
Jacobs Levy Equity Management
Jacobs Levy Equity Management Florham Park, New Jersey $23.8B AUM 25.4% 1-Year Est. Return
Acadian Asset Management
Acadian Asset Management Boston, Massachusetts $70.5B AUM 36% 1-Year Est. Return
Millennium Management
Millennium Management New York $240B AUM 35.51% 1-Year Est. Return

Diametric Capital's PUBM Position: Q4 2025 in Review

Diametric Capital sold out of PubMatic (PUBM) in Q4 2025, closing a stake of 15,789 shares — an estimated $131K sold.

Diametric Capital first reported a position in PUBM in Q2 2025 and held it in 2 quarters. The position peaked at $255K in Q2 2025. 152 funds tracked by Wall St. Rank hold PUBM as of Q4 2025.

  • Diametric Capital reported no remaining PubMatic position as of Q4 2025 after selling out during the quarter.
  • Diametric Capital sold 15,789 PubMatic shares in Q4 2025, an estimated $131K.
  • Diametric Capital first reported a position in PubMatic in Q2 2025 and held it in 2 quarters.
  • Diametric Capital's PubMatic position peaked at $255K in Q2 2025.
  • 152 funds tracked by Wall St. Rank held PubMatic as of Q4 2025.

Based on Diametric Capital's 13F filing for Q4 2025, filed 13 Feb 2026.