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CenterBook Partners’s Middlesex Water MSEX Stock Holding History

CenterBook Partners’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 		$766K Sell
13,639
-8,566
-39% -$451K 0.04% 418
2026
Q1 		$1.16M Sell
22,205
-1,960
-8% -$103K 0.06% 329
2025
Q4 		$1.22M Buy
24,165
+8,326
+53% +$448K 0.06% 338
2025
Q3 		$857K Sell
15,839
-10,341
-39% -$553K 0.04% 403
2025
Q2 		$1.42M Buy
+26,180
New +$1.55M 0.08% 284
2024
Q3 		– Sell
-11,900
Closed -$622K – 504
2024
Q2 		$622K Sell
11,900
-12,252
-51% -$636K 0.04% 361
2024
Q1 		$1.27M Buy
+24,152
New +$1.34M 0.09% 291
2023
Q4 		– Sell
-5,680
Closed -$376K – 453
2023
Q3 		$376K Buy
+5,680
New +$437K 0.05% 360

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

CenterBook Partners's MSEX Position: Q2 2026 in Review

CenterBook Partners reduced its Middlesex Water (MSEX) stake by 39% in Q2 2026, selling an estimated $451K and leaving 13,639 shares worth $766K. The position accounts for 0.04% of the portfolio, ranked #418.

CenterBook Partners first reported a position in MSEX in Q3 2023 and has held it in 8 quarters since. The position peaked at $1.42M in Q2 2025. 227 funds tracked by Wall St. Rank hold MSEX as of Q2 2026.

  • CenterBook Partners held 13,639 shares of Middlesex Water worth $766K as of Q2 2026.
  • CenterBook Partners sold 8,566 Middlesex Water shares in Q2 2026, an estimated $451K.
  • Middlesex Water made up 0.04% of CenterBook Partners's portfolio in Q2 2026, its #418 holding.
  • CenterBook Partners first reported a position in Middlesex Water in Q3 2023 and has held it in 8 quarters since.
  • CenterBook Partners's Middlesex Water position peaked at $1.42M in Q2 2025.
  • 227 funds tracked by Wall St. Rank held Middlesex Water as of Q2 2026.

Based on CenterBook Partners's 13F filing for Q2 2026, filed 11 Aug 2026.