Castle Hook Partners’s First Solar FSLR Stock Holding History

Castle Hook 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	-443,731	Closed	-$116M	–	66
2025 Q4	$116M	Sell	443,731 -235,044	-35%	-$59.3M	0.48%	29
2025 Q3	$150M	Buy	+678,775	New	+$130M	0.76%	23

Other funds holding FSLR

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return

HCC

Hill City Capital Boston, Massachusetts $4.28B AUM 80.76% 1-Year Est. Return

JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return

Amundi Paris, France $416B AUM 44.19% 1-Year Est. Return

Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return

Castle Hook Partners's FSLR Position: Q1 2026 in Review

Castle Hook Partners sold out of First Solar (FSLR) in Q1 2026, closing a stake of 443,731 shares — an estimated $116M sold.

Castle Hook Partners first reported a position in FSLR in Q3 2025 and held it in 2 quarters. The position peaked at $150M in Q3 2025. 970 funds tracked by Wall St. Rank hold FSLR as of Q1 2026.

Castle Hook Partners reported no remaining First Solar position as of Q1 2026 after selling out during the quarter.
Castle Hook Partners sold 443,731 First Solar shares in Q1 2026, an estimated $116M.
Castle Hook Partners first reported a position in First Solar in Q3 2025 and held it in 2 quarters.
Castle Hook Partners's First Solar position peaked at $150M in Q3 2025.
970 funds tracked by Wall St. Rank held First Solar as of Q1 2026.

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