Ardsley Advisory Partners’s First Solar FSLR Stock Holding History

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

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	–	Sell	-10,000	Closed	-$2.61M	–	170
2025 Q4	$2.61M	Buy	+10,000	New	+$2.52M	0.29%	90
2025 Q3	–	Sell	-30,000	Closed	-$4.97M	–	159
2025 Q2	$4.97M	Buy	30,000 +20,000	+200%	+$2.95M	0.65%	49
2025 Q1	$1.26M	Hold	10,000	–	–	0.24%	97
2024 Q4	$1.76M	Hold	10,000	–	–	0.28%	97
2024 Q3	$2.49M	Buy	+10,000	New	+$2.25M	0.41%	70
2022 Q3	–	Sell	-55,000	Closed	-$3.75M	–	122
2022 Q2	$3.75M	Buy	+55,000	New	+$3.92M	0.62%	43
2019 Q4	–	Sell	-30,000	Closed	-$1.74M	–	165
2019 Q3	$1.74M	Buy	+30,000	New	+$1.92M	0.39%	44
2017 Q4	–	Sell	-10,000	Closed	-$459K	–	152
2017 Q3	$459K	Sell	10,000 -40,000	-80%	-$1.85M	0.06%	98
2017 Q2	$1.99M	Buy	+50,000	New	+$1.7M	0.31%	68
2015 Q1	–	Sell	-25,000	Closed	-$1.11M	–	213
2014 Q4	$1.11M	Buy	+25,000	New	+$1.27M	0.18%	68
2013 Q4	–	Sell	-200,000	Closed	-$8.04M	–	177
2013 Q3	$8.04M	Buy	+200,000	New	+$8.46M	1.64%	21

Other funds holding FSLR

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

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

VPM

Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM

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

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

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

HCC

Hill City Capital Boston, Massachusetts $2.8B AUM 79.27% 1-Year Est. Return

JP Morgan Chase New York $1.56T AUM 27.86% 1-Year Est. Return

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

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

Ardsley Advisory Partners's FSLR Position: Q1 2026 in Review

Ardsley Advisory Partners sold out of First Solar (FSLR) in Q1 2026, closing a stake of 117,500 shares — an estimated $30.7M sold.

Ardsley Advisory Partners first reported a position in FSLR in Q2 2013 and held it in 27 quarters. The position peaked at $40.7M in Q1 2023. 967 funds tracked by Wall St. Rank hold FSLR as of Q1 2026.

Ardsley Advisory Partners reported no remaining First Solar position as of Q1 2026 after selling out during the quarter.
Ardsley Advisory Partners sold 117,500 First Solar shares in Q1 2026, an estimated $30.7M.
Ardsley Advisory Partners first reported a position in First Solar in Q2 2013 and held it in 27 quarters.
Ardsley Advisory Partners's First Solar position peaked at $40.7M in Q1 2023.
967 funds tracked by Wall St. Rank held First Solar as of Q1 2026.

Based on Ardsley Advisory Partners's 13F filing for Q1 2026, filed 15 May 2026.