AIM
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Aigen Investment Management’s Rivian RIVN Stock Holding History

Aigen Investment 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
2025
Q3 		– Sell
-39,417
Closed -$542K – 1046
2025
Q2 		$542K Sell
39,417
-7,157
-15% -$97.1K 0.07% 383
2025
Q1 		$580K Buy
46,574
+28,348
+156% +$357K 0.09% 316
2024
Q4 		$242K Sell
18,226
-26,420
-59% -$304K 0.04% 547
2024
Q3 		$501K Buy
+44,646
New +$641K 0.1% 323
2024
Q2 		– Sell
-60,112
Closed -$658K – 978
2024
Q1 		$658K Buy
+60,112
New +$866K 0.14% 224
2023
Q4 		– Sell
-74,371
Closed -$1.81M – 1034
2023
Q3 		$1.81M Buy
+74,371
New +$1.74M 0.34% 55
2022
Q4 		– Sell
-7,637
Closed -$251K – 733
2022
Q3 		$251K Buy
+7,637
New +$260K 0.04% 451

Other funds holding RIVN

ACI
Amazon.com Inc Seattle, Washington $4.42B AUM 22.6% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Baillie Gifford & Co
Baillie Gifford & Co Edinburgh, United Kingdom $110B AUM 4.8% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.38T AUM 44.17% 1-Year Est. Return
UBS Group
UBS Group Zurich, Switzerland $786B AUM 40.34% 1-Year Est. Return
Capital International Investors
Capital International Investors Los Angeles, California $484B AUM 34.9% 1-Year Est. Return
Two Sigma Investments
Two Sigma Investments New York $138B AUM 41.87% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Two Sigma Advisers
Two Sigma Advisers New York $51.4B AUM 31.07% 1-Year Est. Return

Aigen Investment Management's RIVN Position: Q3 2025 in Review

Aigen Investment Management sold out of Rivian (RIVN) in Q3 2025, closing a stake of 39,417 shares — an estimated $542K sold.

Aigen Investment Management first reported a position in RIVN in Q3 2022 and held it in 7 quarters. The position peaked at $1.81M in Q3 2023. 754 funds tracked by Wall St. Rank hold RIVN as of Q3 2025.

  • Aigen Investment Management reported no remaining Rivian position as of Q3 2025 after selling out during the quarter.
  • Aigen Investment Management sold 39,417 Rivian shares in Q3 2025, an estimated $542K.
  • Aigen Investment Management first reported a position in Rivian in Q3 2022 and held it in 7 quarters.
  • Aigen Investment Management's Rivian position peaked at $1.81M in Q3 2023.
  • 754 funds tracked by Wall St. Rank held Rivian as of Q3 2025.

Based on Aigen Investment Management's 13F filing for Q3 2025, filed 14 Nov 2025.