Renaissance Technologies’s SunPower Inc SPWR Stock Holding History

Renaissance Technologies’s Portfolio SPWR Stock Details SPWR Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$748K	Sell	1,088,467 -294,425	-21%	-$289K	﹤0.01%	2441
2026 Q1	$1.76M	Buy	1,382,892 +383,758	+38%	+$577K	﹤0.01%	1969
2025 Q4	$1.57M	Buy	999,134 +9,234	+0.9%	+$15.9K	﹤0.01%	2025
2025 Q3	$1.74M	Buy	989,900 +647,188	+189%	+$1.07M	﹤0.01%	2163
2025 Q2	$631K	Buy	+342,712	New	+$592K	﹤0.01%	2717
2025 Q1	–	Sell	-286,100	Closed	-$512K	–	3821
2024 Q4	$512K	Buy	+286,100	New	+$580K	﹤0.01%	2835

Other funds holding SPWR

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

Carlyle Group Washington, District of Columbia $10B AUM 10.61% 1-Year Est. Return

PAMP

Polar Asset Management Partners Toronto, Ontario, Canada $6.07B AUM 34.81% 1-Year Est. Return

AAP

Ardsley Advisory Partners Stamford, Connecticut $960M AUM 207.76% 1-Year Est. Return

DDD Partners Bellevue, Washington $1.6B AUM 17.6% 1-Year Est. Return

PCM

Prelude Capital Management New York $1.37B AUM 71.68% 1-Year Est. Return

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

WCM

Westerly Capital Management San Francisco, California $542M AUM 48.48% 1-Year Est. Return

Alyeska Investment Group Chicago, Illinois $38.9B AUM 28.51% 1-Year Est. Return

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

Renaissance Technologies's SPWR Position: Q2 2026 in Review

Renaissance Technologies reduced its SunPower Inc (SPWR) stake by 21% in Q2 2026, selling an estimated $289K and leaving 1,088,467 shares worth $748K. The position accounts for ﹤0.01% of the portfolio, ranked #2441.

Renaissance Technologies first reported a position in SPWR in Q4 2024 and has held it in 6 quarters since. The position peaked at $1.76M in Q1 2026. 76 funds tracked by Wall St. Rank hold SPWR as of Q2 2026.

Renaissance Technologies held 1,088,467 shares of SunPower Inc worth $748K as of Q2 2026.
Renaissance Technologies sold 294,425 SunPower Inc shares in Q2 2026, an estimated $289K.
SunPower Inc made up ﹤0.01% of Renaissance Technologies's portfolio in Q2 2026, its #2441 holding.
Renaissance Technologies first reported a position in SunPower Inc in Q4 2024 and has held it in 6 quarters since.
Renaissance Technologies's SunPower Inc position peaked at $1.76M in Q1 2026.
76 funds tracked by Wall St. Rank held SunPower Inc as of Q2 2026.

Based on Renaissance Technologies's 13F filing for Q2 2026, filed 13 Aug 2026.