Dark Forest Capital Management’s Rivian RIVN Stock Holding History

Dark Forest Capital Management’s Portfolio RIVN Stock Details RIVN Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	$683K	Buy	45,388 +28,811	+174%	+$461K	0.06%	486
2025 Q4	$327K	Sell	16,577 -58,124	-78%	-$923K	0.01%	871
2025 Q3	$1.1M	Buy	+74,701	New	+$1M	0.04%	706
2023 Q2	–	Sell	-9,355	Closed	-$145K	–	1339
2023 Q1	$145K	Buy	+9,355	New	+$158K	0.03%	533
2022 Q4	–	Sell	-119	Closed	-$4K	–	1437
2022 Q3	$4K	Sell	119 -410	-78%	-$14K	﹤0.01%	945
2022 Q2	$14K	Buy	+529	New	+$16.5K	﹤0.01%	494

Other funds holding RIVN

ACI

Amazon.com Inc Seattle, Washington $2.63B AUM 20.53% 1-Year Est. Return

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

Baillie Gifford & Co Edinburgh, United Kingdom $97.9B AUM 20.73% 1-Year Est. Return

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

VPM

Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM

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

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

UBS AM Chicago, Illinois $481B AUM 26.39% 1-Year Est. Return

Capital World Investors Los Angeles, California $733B AUM 35.63% 1-Year Est. Return

Dark Forest Capital Management's RIVN Position: Q1 2026 in Review

Dark Forest Capital Management increased its Rivian (RIVN) stake by 174% in Q1 2026, buying an estimated $461K and bringing the position to 45,388 shares worth $683K. The position accounts for 0.06% of the portfolio, ranked #486.

Dark Forest Capital Management first reported a position in RIVN in Q2 2022 and has held it in 6 quarters since. The position peaked at $1.1M in Q3 2025. 805 funds tracked by Wall St. Rank hold RIVN as of Q1 2026.

Dark Forest Capital Management held 45,388 shares of Rivian worth $683K as of Q1 2026.
Dark Forest Capital Management bought 28,811 Rivian shares in Q1 2026, an estimated $461K.
Rivian made up 0.06% of Dark Forest Capital Management's portfolio in Q1 2026, its #486 holding.
Dark Forest Capital Management first reported a position in Rivian in Q2 2022 and has held it in 6 quarters since.
Dark Forest Capital Management's Rivian position peaked at $1.1M in Q3 2025.
805 funds tracked by Wall St. Rank held Rivian as of Q1 2026.

Based on Dark Forest Capital Management's 13F filing for Q1 2026, filed 15 May 2026.