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 Q2	$1.73M	Sell	96,151 -25,035	-21%	-$484K	﹤0.01%	5448
2026 Q1	$2.49M	Sell	121,186 -52,436	-30%	-$1.22M	﹤0.01%	4686
2025 Q4	$3.29M	Buy	173,622 +153,668	+770%	+$1.75M	﹤0.01%	3901
2025 Q3	$249K	Sell	19,954 -20,309	-50%	-$284K	﹤0.01%	9269
2025 Q2	$559K	Sell	40,263 -7,987	-17%	-$72.6K	﹤0.01%	6705
2025 Q1	$303K	Buy	48,250 +16,808	+53%	+$145K	﹤0.01%	7780
2024 Q4	$269K	Buy	+31,442	New	+$236K	﹤0.01%	7919
2024 Q2	–	Sell	-73,523	Closed	-$538K	–	9777
2024 Q1	$538K	Buy	73,523 +60,301	+456%	+$485K	﹤0.01%	6533
2023 Q4	$113K	Buy	+13,222	New	+$101K	﹤0.01%	8530

Other funds holding ISSC

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Marshall Wace London, United Kingdom $127B AUM 46.06% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

PAIM

Punch & Associates Investment Management Edina, Minnesota $2.02B AUM 40.6% 1-Year Est. Return

Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return

Renaissance Technologies New York $72.6B AUM 54.88% 1-Year Est. Return

Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Citadel Advisors Miami, Florida $875B AUM 40.91% 1-Year Est. Return

CenterBook Partners Greenwich, Connecticut $2.04B AUM 35.27% 1-Year Est. Return

Jane Street's ISSC Position: Q2 2026 in Review

Jane Street reduced its Innovative Solutions & Support (ISSC) stake by 21% in Q2 2026, selling an estimated $484K and leaving 96,151 shares worth $1.73M. The position accounts for ﹤0.01% of the portfolio, ranked #5448.

Jane Street first reported a position in ISSC in Q4 2023 and has held it in 9 quarters since. The position peaked at $3.29M in Q4 2025. 120 funds tracked by Wall St. Rank hold ISSC as of Q2 2026.

Jane Street held 96,151 shares of Innovative Solutions & Support worth $1.73M as of Q2 2026.
Jane Street sold 25,035 Innovative Solutions & Support shares in Q2 2026, an estimated $484K.
Innovative Solutions & Support made up ﹤0.01% of Jane Street's portfolio in Q2 2026, its #5448 holding.
Jane Street first reported a position in Innovative Solutions & Support in Q4 2023 and has held it in 9 quarters since.
Jane Street's Innovative Solutions & Support position peaked at $3.29M in Q4 2025.
120 funds tracked by Wall St. Rank held Innovative Solutions & Support as of Q2 2026.

Based on Jane Street's 13F filing for Q2 2026, filed 14 Aug 2026.