Two Sigma Investments’s Rivian RIVN Stock Holding History

Two Sigma Investments’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	$144M	Sell	9,553,422 -3,650,062	-28%	-$58.3M	0.12%	200
2025 Q4	$260M	Sell	13,203,484 -3,591,201	-21%	-$57M	0.37%	19
2025 Q3	$247M	Buy	16,794,685 +2,395,584	+17%	+$32.1M	0.37%	31
2025 Q2	$198M	Buy	14,399,101 +11,833,167	+461%	+$161M	0.35%	63
2025 Q1	$31.9M	Buy	+2,565,934	New	+$32.3M	0.07%	340
2024 Q1	–	Sell	-10,977,494	Closed	-$158M	–	3326
2023 Q4	$258M	Buy	10,977,494 +5,275,409	+93%	+$99.2M	0.59%	11
2023 Q3	$138M	Buy	+5,702,085	New	+$133M	0.37%	57
2023 Q2	–	Sell	-856,491	Closed	-$12M	–	3223
2023 Q1	$13.3M	Buy	856,491 +707,795	+476%	+$12M	0.04%	487
2022 Q4	$2.74M	Buy	+148,696	New	+$4.38M	0.01%	1145

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

Two Sigma Investments's RIVN Position: Q1 2026 in Review

Two Sigma Investments reduced its Rivian (RIVN) stake by 28% in Q1 2026, selling an estimated $58.3M and leaving 9,553,422 shares worth $144M. The position accounts for 0.12% of the portfolio, ranked #200.

Two Sigma Investments first reported a position in RIVN in Q4 2022 and has held it in 9 quarters since. The position peaked at $260M in Q4 2025. 805 funds tracked by Wall St. Rank hold RIVN as of Q1 2026.

Two Sigma Investments held 9,553,422 shares of Rivian worth $144M as of Q1 2026.
Two Sigma Investments sold 3,650,062 Rivian shares in Q1 2026, an estimated $58.3M.
Rivian made up 0.12% of Two Sigma Investments's portfolio in Q1 2026, its #200 holding.
Two Sigma Investments first reported a position in Rivian in Q4 2022 and has held it in 9 quarters since.
Two Sigma Investments's Rivian position peaked at $260M in Q4 2025.
805 funds tracked by Wall St. Rank held Rivian as of Q1 2026.

Based on Two Sigma Investments's 13F filing for Q1 2026, filed 15 May 2026.