Jane Street
ISBA

Jane Street’s Isabella Bank ISBA Stock Holding History

Jane Street’s Portfolio ISBA Stock Details ISBA Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$326K Sell
7,147
-1,251
-15% -$60.7K ﹤0.01% 9048
2025
Q4 		$420K Buy
+8,398
New +$355K ﹤0.01% 8090

Other funds holding ISBA

VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
Millennium Management
Millennium Management New York $240B AUM 35.51% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Susquehanna International Group
Susquehanna International Group Bala Cynwyd, Pennsylvania $893B AUM 36.07% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Marshall Wace
Marshall Wace London, United Kingdom $100B AUM 35.1% 1-Year Est. Return
VFT
Vanguard Fiduciary Trust Malvern, Pennsylvania $396B AUM
HI
Harbour Investments Madison, Wisconsin $6.48B AUM 18.23% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Qube Research & Technologies (QRT)
Qube Research & Technologies (QRT) London, United Kingdom $89.9B AUM 20.22% 1-Year Est. Return

Jane Street's ISBA Position: Q1 2026 in Review

Jane Street reduced its Isabella Bank (ISBA) stake by 15% in Q1 2026, selling an estimated $60.7K and leaving 7,147 shares worth $326K. The position accounts for ﹤0.01% of the portfolio, ranked #9048.

Jane Street first reported a position in ISBA in Q4 2025 and has held it in 2 quarters since. The position peaked at $420K in Q4 2025. 43 funds tracked by Wall St. Rank hold ISBA as of Q1 2026.

  • Jane Street held 7,147 shares of Isabella Bank worth $326K as of Q1 2026.
  • Jane Street sold 1,251 Isabella Bank shares in Q1 2026, an estimated $60.7K.
  • Isabella Bank made up ﹤0.01% of Jane Street's portfolio in Q1 2026, its #9048 holding.
  • Jane Street first reported a position in Isabella Bank in Q4 2025 and has held it in 2 quarters since.
  • Jane Street's Isabella Bank position peaked at $420K in Q4 2025.
  • 43 funds tracked by Wall St. Rank held Isabella Bank as of Q1 2026.

Based on Jane Street's 13F filing for Q1 2026, filed 12 May 2026.