Boothbay Fund Management’s Rivian RIVN Stock Holding History

Boothbay Fund 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 Q2	$345K	Buy	+19,870	New	+$310K	﹤0.01%	1681
2025 Q4	–	Sell	-14,636	Closed	-$215K	–	2291
2025 Q3	$215K	Buy	+14,636	New	+$196K	﹤0.01%	1618
2025 Q2	–	Sell	-16,216	Closed	-$202K	–	1723
2025 Q1	$202K	Buy	16,216 +4,786	+42%	+$60.2K	0.01%	1162
2024 Q4	$152K	Buy	+11,430	New	+$132K	﹤0.01%	1236
2024 Q3	–	Sell	-31,559	Closed	-$453K	–	1881
2024 Q2	$424K	Buy	+31,559	New	+$330K	0.01%	1042
2024 Q1	–	Sell	-34,979	Closed	-$821K	–	1879
2023 Q4	$821K	Sell	34,979 -52,528	-60%	-$988K	0.02%	796
2023 Q3	$2.12M	Buy	87,507 +10,518	+14%	+$246K	0.05%	470
2023 Q2	$1.28M	Buy	+76,989	New	+$1.08M	0.03%	721
2022 Q4	–	Sell	-62,552	Closed	-$2.06M	–	2384
2022 Q3	$2.06M	Sell	62,552 -14,639	-19%	-$499K	0.05%	559
2022 Q2	$1.99M	Buy	77,191 +27,006	+54%	+$843K	0.05%	550
2022 Q1	$2.52M	Buy	50,185 +43,402	+640%	+$2.64M	0.06%	480
2021 Q4	$703K	Buy	+6,783	New	+$782K	0.02%	889

Other funds holding RIVN

ACI

Amazon.com Inc Seattle, Washington $4.42B AUM 22.6% 1-Year Est. Return

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

Baillie Gifford & Co Edinburgh, United Kingdom $110B AUM 4.8% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return

SPC

Slate Path Capital New York $7.22B AUM 110.75% 1-Year Est. Return

D.E. Shaw & Co New York $210B AUM 57.28% 1-Year Est. Return

Uber San Francisco, California $4.51B AUM 1.92% 1-Year Est. Return

Boothbay Fund Management's RIVN Position: Q2 2026 in Review

Boothbay Fund Management opened a new position in Rivian (RIVN) in Q2 2026: 19,870 shares worth $345K. The stake represents ﹤0.01% of the portfolio and ranks #1681 among its holdings. This is a return to the name: Boothbay Fund Management previously reported a position in RIVN as recently as Q3 2025.

Boothbay Fund Management first reported a position in RIVN in Q4 2021 and has held it in 12 quarters since. The position peaked at $2.52M in Q1 2022. 817 funds tracked by Wall St. Rank hold RIVN as of Q2 2026.

Boothbay Fund Management held 19,870 shares of Rivian worth $345K as of Q2 2026.
Rivian was a new Boothbay Fund Management position in Q2 2026.
Rivian made up ﹤0.01% of Boothbay Fund Management's portfolio in Q2 2026, its #1681 holding.
Boothbay Fund Management first reported a position in Rivian in Q4 2021 and has held it in 12 quarters since.
Boothbay Fund Management's Rivian position peaked at $2.52M in Q1 2022.
817 funds tracked by Wall St. Rank held Rivian as of Q2 2026.

Based on Boothbay Fund Management's 13F filing for Q2 2026, filed 14 Aug 2026.