Jane Street
MSEX icon

Jane Street’s Middlesex Water MSEX Stock Holding History

Jane Street’s Portfolio MSEX Stock Details MSEX Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$635K Buy
11,300
+4,500
+66% +$237K ﹤0.01% 7476
2026
Q1 		$354K Buy
6,800
+2,200
+48% +$116K ﹤0.01% 8844
2025
Q4 		$232K Buy
+4,600
New +$247K ﹤0.01% 9415

Other funds holding MSEX

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
T. Rowe Price Investment Management
T. Rowe Price Investment Management Baltimore, Maryland $153B AUM 38.14% 1-Year Est. Return
Neuberger Berman Group
Neuberger Berman Group New York $150B AUM 40.08% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Legal & General Group
Legal & General Group London, United Kingdom $480B AUM 42.84% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return

Jane Street's MSEX Position: Q2 2026 in Review

Jane Street reduced its Middlesex Water (MSEX) stake by 95% in Q2 2026, selling an estimated $4.32M and leaving 4,566 shares worth $256K. The position accounts for ﹤0.01% of the portfolio, ranked #9554.

Jane Street first reported a position in MSEX in Q2 2021 and has held it in 17 quarters since. The position peaked at $4.82M in Q4 2024. 227 funds tracked by Wall St. Rank hold MSEX as of Q2 2026.

  • Jane Street held 4,566 shares of Middlesex Water worth $256K as of Q2 2026.
  • Jane Street sold 82,176 Middlesex Water shares in Q2 2026, an estimated $4.32M.
  • Middlesex Water made up ﹤0.01% of Jane Street's portfolio in Q2 2026, its #9554 holding.
  • Jane Street first reported a position in Middlesex Water in Q2 2021 and has held it in 17 quarters since.
  • Jane Street's Middlesex Water position peaked at $4.82M in Q4 2024.
  • 227 funds tracked by Wall St. Rank held Middlesex Water as of Q2 2026.

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