Group One Trading’s Ouster OUST Stock Holding History

Group One Trading’s Portfolio OUST Stock Details OUST Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	$2.42M	Buy	131,922 +86,528	+191%	+$1.89M	﹤0.01%	1906
2025 Q4	$982K	Sell	45,394 -72,272	-61%	-$1.91M	﹤0.01%	2897
2025 Q3	$3.18M	Buy	+117,666	New	+$3.28M	0.01%	1890
2025 Q2	–	Sell	-45,342	Closed	-$551K	–	8469
2025 Q1	$407K	Sell	45,342 -88,093	-66%	-$869K	﹤0.01%	3306
2024 Q4	$1.63M	Buy	+133,435	New	+$1.17M	﹤0.01%	2101
2023 Q2	–	Sell	-3,001	Closed	-$25.1K	–	8062
2023 Q1	$25.1K	Buy	+3,001	New	+$34.8K	﹤0.01%	5361
2022 Q1	–	Sell	-1,616	Closed	-$59.6K	–	8499
2021 Q4	$84K	Buy	+1,616	New	+$105K	﹤0.01%	5884

Other funds holding OUST

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

PCM

Penn Capital Management Philadelphia, Pennsylvania $1.29B AUM 53.44% 1-Year Est. Return

TCM

Tao Capital Management San Francisco, California $119M AUM 87.46% 1-Year Est. Return

D.E. Shaw & Co New York $166B AUM 43.98% 1-Year Est. Return

Goldman Sachs New York $871B AUM 31.28% 1-Year Est. Return

Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return

Group One Trading's OUST Position: Q1 2026 in Review

Group One Trading increased its Ouster (OUST) stake by 191% in Q1 2026, buying an estimated $1.89M and bringing the position to 131,922 shares worth $2.42M. The position accounts for ﹤0.01% of the portfolio, ranked #1906.

Group One Trading first reported a position in OUST in Q4 2021 and has held it in 7 quarters since. The position peaked at $3.18M in Q3 2025. 227 funds tracked by Wall St. Rank hold OUST as of Q1 2026.

Group One Trading held 131,922 shares of Ouster worth $2.42M as of Q1 2026.
Group One Trading bought 86,528 Ouster shares in Q1 2026, an estimated $1.89M.
Ouster made up ﹤0.01% of Group One Trading's portfolio in Q1 2026, its #1906 holding.
Group One Trading first reported a position in Ouster in Q4 2021 and has held it in 7 quarters since.
Group One Trading's Ouster position peaked at $3.18M in Q3 2025.
227 funds tracked by Wall St. Rank held Ouster as of Q1 2026.

Based on Group One Trading's 13F filing for Q1 2026, filed 13 May 2026.