Ardsley Advisory Partners’s AES AES Stock Holding History

Ardsley Advisory Partners’s Portfolio AES Stock Details AES Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2025 Q4	–	Sell	-125,000	Closed	-$1.65M	–	146
2025 Q3	$1.65M	Buy	125,000 +25,000	+25%	+$325K	0.2%	95
2025 Q2	$1.05M	Sell	100,000 -215,000	-68%	-$2.3M	0.14%	112
2025 Q1	$3.91M	Sell	315,000 -135,000	-30%	-$1.56M	0.75%	51
2024 Q4	$5.79M	Buy	450,000 +412,000	+1,084%	+$6.15M	0.92%	41
2024 Q3	$762K	Buy	38,000 +28,000	+280%	+$495K	0.13%	110
2024 Q2	$176K	Sell	10,000 -15,000	-60%	-$285K	0.03%	137
2024 Q1	$448K	Buy	+25,000	New	+$418K	0.06%	109
2021 Q2	–	Sell	-701,250	Closed	-$18.8M	–	134
2021 Q1	$18.8M	Sell	701,250 -303,750	-30%	-$8.08M	2.29%	13
2020 Q4	$23.6M	Buy	1,005,000 +736,500	+274%	+$15.3M	3.88%	6
2020 Q3	$4.86M	Buy	+268,500	New	+$4.49M	0.94%	32

Other funds holding AES

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

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

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

Ameriprise Minneapolis, Minnesota $432B AUM 30.22% 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

OAG

Orbis Allan Gray Hamilton, Bermuda $23.7B AUM 65.43% 1-Year Est. Return

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

Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return

Capital International Investors Los Angeles, California $427B AUM 29.17% 1-Year Est. Return

Ardsley Advisory Partners's AES Position: Q4 2025 in Review

Ardsley Advisory Partners sold out of AES (AES) in Q4 2025, closing a stake of 125,000 shares — an estimated $1.65M sold.

Ardsley Advisory Partners first reported a position in AES in Q3 2020 and held it in 10 quarters. The position peaked at $23.6M in Q4 2020. 743 funds tracked by Wall St. Rank hold AES as of Q4 2025.

Ardsley Advisory Partners reported no remaining AES position as of Q4 2025 after selling out during the quarter.
Ardsley Advisory Partners sold 125,000 AES shares in Q4 2025, an estimated $1.65M.
Ardsley Advisory Partners first reported a position in AES in Q3 2020 and held it in 10 quarters.
Ardsley Advisory Partners's AES position peaked at $23.6M in Q4 2020.
743 funds tracked by Wall St. Rank held AES as of Q4 2025.

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