Two Sigma Investments
PUBM icon

Two Sigma Investments’s PubMatic PUBM Stock Holding History

Two Sigma Investments’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
Q1 		$4.37M Buy
534,449
+60,269
+13% +$463K ﹤0.01% 2086
2025
Q4 		$4.21M Buy
474,180
+89,275
+23% +$778K 0.01% 1866
2025
Q3 		$3.19M Buy
384,905
+228,878
+147% +$2.33M ﹤0.01% 1804
2025
Q2 		$1.94M Buy
+156,027
New +$1.64M ﹤0.01% 1857
2025
Q1 		– Sell
-23,208
Closed -$341K – 3433
2024
Q4 		$341K Sell
23,208
-2,592
-10% -$40.2K ﹤0.01% 2694
2024
Q3 		$384K Sell
25,800
-11,198
-30% -$194K ﹤0.01% 2575
2024
Q2 		$751K Buy
36,998
+17,571
+90% +$392K ﹤0.01% 2149
2024
Q1 		$461K Buy
+19,427
New +$348K ﹤0.01% 2375
2023
Q4 		– Sell
-13,011
Closed -$157K – 3334
2023
Q3 		$157K Sell
13,011
-15,589
-55% -$237K ﹤0.01% 2685
2023
Q2 		$523K Buy
+28,600
New +$455K ﹤0.01% 2311
2021
Q4 		– Sell
-77,843
Closed -$2.05M – 4756
2021
Q3 		$2.05M Buy
+77,843
New +$2.34M ﹤0.01% 1968

Other funds holding PUBM

GHC
Graham Holdings Company Arlington, Virginia $967M AUM 15.12% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
CP
CenterBook Partners Greenwich, Connecticut $1.86B AUM 24.52% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
Acadian Asset Management
Acadian Asset Management Boston, Massachusetts $70.5B AUM 36% 1-Year Est. Return
Renaissance Technologies
Renaissance Technologies New York $63.9B AUM 45.56% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 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
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

Two Sigma Investments's PUBM Position: Q1 2026 in Review

Two Sigma Investments increased its PubMatic (PUBM) stake by 13% in Q1 2026, buying an estimated $463K and bringing the position to 534,449 shares worth $4.37M. The position accounts for ﹤0.01% of the portfolio, ranked #2086.

Two Sigma Investments first reported a position in PUBM in Q3 2021 and has held it in 11 quarters since. 152 funds tracked by Wall St. Rank hold PUBM as of Q1 2026.

  • Two Sigma Investments held 534,449 shares of PubMatic worth $4.37M as of Q1 2026.
  • Two Sigma Investments bought 60,269 PubMatic shares in Q1 2026, an estimated $463K.
  • PubMatic made up ﹤0.01% of Two Sigma Investments's portfolio in Q1 2026, its #2086 holding.
  • Two Sigma Investments first reported a position in PubMatic in Q3 2021 and has held it in 11 quarters since.
  • 152 funds tracked by Wall St. Rank held PubMatic as of Q1 2026.

Based on Two Sigma Investments's 13F filing for Q1 2026, filed 15 May 2026.