Renaissance Technologies’s Stem STEM Stock Holding History

Renaissance Technologies’s Portfolio STEM Stock Details STEM Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$519K	Buy	66,482 +7,907	+13%	+$73.3K	﹤0.01%	2597
2026 Q1	$518K	Buy	58,575 +47,375	+423%	+$636K	﹤0.01%	2587
2025 Q4	$169K	Buy	+11,200	New	+$215K	﹤0.01%	2912
2022 Q3	–	Sell	-69,575	Closed	-$9.96M	–	4391
2022 Q2	$9.96M	Sell	69,575 -68,505	-50%	-$11.4M	0.01%	1112
2022 Q1	$30.4M	Buy	+138,080	New	+$32.1M	0.04%	530
2021 Q4	–	Sell	-24,970	Closed	-$11.9M	–	4212
2021 Q3	$11.9M	Buy	+24,970	New	+$13.1M	0.02%	926

Other funds holding STEM

Marshall Wace London, United Kingdom $127B AUM 46.06% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

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

Trexquant Investment Stamford, Connecticut $17B AUM 39.66% 1-Year Est. Return

Two Sigma Investments New York $138B AUM 41.87% 1-Year Est. Return

GCP

GSA Capital Partners London, United Kingdom $1.59B AUM 39.81% 1-Year Est. Return

BNP Paribas Financial Markets Paris, France $289B AUM 60.46% 1-Year Est. Return

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

Acadian Asset Management Boston, Massachusetts $84.2B AUM 55.88% 1-Year Est. Return

BCM

Bridgeway Capital Management Houston, Texas $5.69B AUM 60.64% 1-Year Est. Return

Renaissance Technologies's STEM Position: Q2 2026 in Review

Renaissance Technologies increased its Stem (STEM) stake by 13% in Q2 2026, buying an estimated $73.3K and bringing the position to 66,482 shares worth $519K. The position accounts for ﹤0.01% of the portfolio, ranked #2597.

Renaissance Technologies first reported a position in STEM in Q3 2021 and has held it in 6 quarters since. The position peaked at $30.4M in Q1 2022. 73 funds tracked by Wall St. Rank hold STEM as of Q2 2026.

Renaissance Technologies held 66,482 shares of Stem worth $519K as of Q2 2026.
Renaissance Technologies bought 7,907 Stem shares in Q2 2026, an estimated $73.3K.
Stem made up ﹤0.01% of Renaissance Technologies's portfolio in Q2 2026, its #2597 holding.
Renaissance Technologies first reported a position in Stem in Q3 2021 and has held it in 6 quarters since.
Renaissance Technologies's Stem position peaked at $30.4M in Q1 2022.
73 funds tracked by Wall St. Rank held Stem as of Q2 2026.

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