Marshall Wace’s Middlesex Water MSEX Stock Holding History

Marshall Wace’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
2025 Q2	–	Sell	-20,688	Closed	-$1.33M	–	2994
2025 Q1	$1.33M	Buy	+20,688	New	+$1.12M	﹤0.01%	1658
2024 Q4	–	Sell	-3,249	Closed	-$212K	–	2853
2024 Q3	$212K	Sell	3,249 -21,436	-87%	-$1.33M	﹤0.01%	2277
2024 Q2	$1.29M	Buy	24,685 +580	+2%	+$30.1K	﹤0.01%	1571
2024 Q1	$1.27M	Buy	+24,105	New	+$1.33M	﹤0.01%	1553
2023 Q1	–	Sell	-12,320	Closed	-$969K	–	2948
2022 Q4	$969K	Buy	+12,320	New	+$1.07M	﹤0.01%	2105
2022 Q3	–	Sell	-23,962	Closed	-$2.1M	–	3639
2022 Q2	$2.1M	Buy	+23,962	New	+$2.15M	﹤0.01%	1953
2021 Q2	–	Sell	-2,800	Closed	-$221K	–	2916
2021 Q1	$221K	Buy	+2,800	New	+$212K	﹤0.01%	2228

Other funds holding MSEX

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

T. Rowe Price Investment Management Baltimore, Maryland $145B AUM 22.78% 1-Year Est. Return

Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

First Trust Advisors Wheaton, Illinois $140B AUM 27.84% 1-Year Est. Return

Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return

Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return

Legal & General Group London, United Kingdom $432B AUM 29.4% 1-Year Est. Return

Marshall Wace's MSEX Position: Q2 2025 in Review

Marshall Wace sold out of Middlesex Water (MSEX) in Q2 2025, closing a stake of 20,688 shares — an estimated $1.33M sold.

Marshall Wace first reported a position in MSEX in Q1 2021 and held it in 7 quarters. The position peaked at $2.1M in Q2 2022. 216 funds tracked by Wall St. Rank hold MSEX as of Q2 2025.

Marshall Wace reported no remaining Middlesex Water position as of Q2 2025 after selling out during the quarter.
Marshall Wace sold 20,688 Middlesex Water shares in Q2 2025, an estimated $1.33M.
Marshall Wace first reported a position in Middlesex Water in Q1 2021 and held it in 7 quarters.
Marshall Wace's Middlesex Water position peaked at $2.1M in Q2 2022.
216 funds tracked by Wall St. Rank held Middlesex Water as of Q2 2025.

Based on Marshall Wace's 13F filing for Q2 2025, filed 13 Aug 2025.