Jane Street
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Jane Street’s Innovative Solutions & Support ISSC Stock Holding History

Jane Street’s Portfolio ISSC Stock Details ISSC Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$753K Buy
+36,700
New +$851K ﹤0.01% 7116

Other funds holding ISSC

Marshall Wace
Marshall Wace London, United Kingdom $100B AUM 35.1% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return
PAIM
Punch & Associates Investment Management Edina, Minnesota $1.73B AUM 27.65% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
DCM
Driehaus Capital Management Chicago, Illinois $13.6B AUM 173.98% 1-Year Est. Return
Renaissance Technologies
Renaissance Technologies New York $63.9B AUM 45.56% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Arrowstreet Capital
Arrowstreet Capital Boston, Massachusetts $185B AUM 39.58% 1-Year Est. Return
Millennium Management
Millennium Management New York $240B AUM 35.51% 1-Year Est. Return

Jane Street's ISSC Position: Q1 2026 in Review

Jane Street reduced its Innovative Solutions & Support (ISSC) stake by 30% in Q1 2026, selling an estimated $1.22M and leaving 121,186 shares worth $2.49M. The position accounts for ﹤0.01% of the portfolio, ranked #4686.

Jane Street first reported a position in ISSC in Q4 2023 and has held it in 8 quarters since. The position peaked at $3.29M in Q4 2025. 123 funds tracked by Wall St. Rank hold ISSC as of Q1 2026.

  • Jane Street held 121,186 shares of Innovative Solutions & Support worth $2.49M as of Q1 2026.
  • Jane Street sold 52,436 Innovative Solutions & Support shares in Q1 2026, an estimated $1.22M.
  • Innovative Solutions & Support made up ﹤0.01% of Jane Street's portfolio in Q1 2026, its #4686 holding.
  • Jane Street first reported a position in Innovative Solutions & Support in Q4 2023 and has held it in 8 quarters since.
  • Jane Street's Innovative Solutions & Support position peaked at $3.29M in Q4 2025.
  • 123 funds tracked by Wall St. Rank held Innovative Solutions & Support as of Q1 2026.

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