Adage Capital Partners’s H2O America HTO Stock Holding History

Adage Capital Partners’s Portfolio HTO Stock Details HTO Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2025 Q4	–	Sell	-100,000	Closed	-$4.87M	–	1003
2025 Q3	$4.87M	Hold	100,000	–	–	0.01%	738
2025 Q2	$5.2M	Buy	+100,000	New	+$5.32M	0.01%	702

Other funds holding HTO

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

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

Amundi Paris, France $367B AUM 31.23% 1-Year Est. Return

Cerity Partners New York $70.8B AUM 21.68% 1-Year Est. Return

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

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

Nuance Investments Kansas City, Missouri $717M AUM 3.8% 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

Adage Capital Partners's HTO Position: Q4 2025 in Review

Adage Capital Partners sold out of H2O America (HTO) in Q4 2025, closing a stake of 100,000 shares — an estimated $4.87M sold.

Adage Capital Partners first reported a position in HTO in Q2 2025 and held it in 2 quarters. The position peaked at $5.2M in Q2 2025. 280 funds tracked by Wall St. Rank hold HTO as of Q4 2025.

Adage Capital Partners reported no remaining H2O America position as of Q4 2025 after selling out during the quarter.
Adage Capital Partners sold 100,000 H2O America shares in Q4 2025, an estimated $4.87M.
Adage Capital Partners first reported a position in H2O America in Q2 2025 and held it in 2 quarters.
Adage Capital Partners's H2O America position peaked at $5.2M in Q2 2025.
280 funds tracked by Wall St. Rank held H2O America as of Q4 2025.

Based on Adage Capital Partners's 13F filing for Q4 2025, filed 17 Feb 2026.