IMC Chicago
PUBM icon

IMC Chicago’s PubMatic PUBM Stock Holding History

IMC Chicago’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 		$322K Buy
39,400
+16,400
+71% +$126K ﹤0.01% 4514
2025
Q4 		$204K Sell
23,000
-1,600
-7% -$13.9K ﹤0.01% 4008
2025
Q3 		$204K Buy
+24,600
New +$250K ﹤0.01% 3548
2025
Q1 		– Sell
-17,700
Closed -$260K – 3407
2024
Q4 		$260K Buy
+17,700
New +$274K ﹤0.01% 3027

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

IMC Chicago's PUBM Position: Q1 2026 in Review

IMC Chicago opened a new position in PubMatic (PUBM) in Q1 2026: 36,842 shares worth $301K. The stake represents ﹤0.01% of the portfolio and ranks #4584 among its holdings. This is a return to the name: IMC Chicago previously reported a position in PUBM as recently as Q3 2025.

IMC Chicago first reported a position in PUBM in Q3 2025 and has held it in 2 quarters since. 152 funds tracked by Wall St. Rank hold PUBM as of Q1 2026.

  • IMC Chicago held 36,842 shares of PubMatic worth $301K as of Q1 2026.
  • PubMatic was a new IMC Chicago position in Q1 2026.
  • PubMatic made up ﹤0.01% of IMC Chicago's portfolio in Q1 2026, its #4584 holding.
  • IMC Chicago first reported a position in PubMatic in Q3 2025 and has held it in 2 quarters since.
  • 152 funds tracked by Wall St. Rank held PubMatic as of Q1 2026.

Based on IMC Chicago's 13F filing for Q1 2026, filed 5 May 2026.