Jane Street
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Jane Street’s IES Holdings IESC Stock Holding History

Jane Street’s Portfolio IESC Stock Details IESC Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$4.1M Sell
8,600
-1,900
-18% -$871K ﹤0.01% 3807
2025
Q4 		$4.08M Buy
10,500
+4,800
+84% +$1.93M ﹤0.01% 3550
2025
Q3 		$2.27M Buy
5,700
+3,600
+171% +$1.24M ﹤0.01% 4704
2025
Q2 		$622K Sell
2,100
-6,000
-74% -$1.41M ﹤0.01% 6525
2025
Q1 		$1.34M Buy
8,100
+3,100
+62% +$647K ﹤0.01% 5039
2024
Q4 		$1M Buy
5,000
+3,600
+257% +$865K ﹤0.01% 5380
2024
Q3 		$279K Buy
+1,400
New +$227K ﹤0.01% 8145

Other funds holding IESC

GJL
Gendell Jeffrey L $7.34B AUM 183.72% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
First Trust Advisors
First Trust Advisors Wheaton, Illinois $140B AUM 27.84% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
PP
Pertento Partners London, United Kingdom $1.37B AUM 36.36% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

Jane Street's IESC Position: Q1 2026 in Review

Jane Street increased its IES Holdings (IESC) stake by 64% in Q1 2026, buying an estimated $2.34M and bringing the position to 13,105 shares worth $6.24M. The position accounts for ﹤0.01% of the portfolio, ranked #3180.

Jane Street first reported a position in IESC in Q3 2021 and has held it in 13 quarters since. 348 funds tracked by Wall St. Rank hold IESC as of Q1 2026.

  • Jane Street held 13,105 shares of IES Holdings worth $6.24M as of Q1 2026.
  • Jane Street bought 5,104 IES Holdings shares in Q1 2026, an estimated $2.34M.
  • IES Holdings made up ﹤0.01% of Jane Street's portfolio in Q1 2026, its #3180 holding.
  • Jane Street first reported a position in IES Holdings in Q3 2021 and has held it in 13 quarters since.
  • 348 funds tracked by Wall St. Rank held IES Holdings as of Q1 2026.

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