Aigen Investment Management’s Ambarella AMBA Stock Holding History

Aigen Investment Management’s Portfolio AMBA Stock Details AMBA Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2025 Q4	–	Sell	-3,207	Closed	-$265K	–	569
2025 Q3	$265K	Buy	+3,207	New	+$233K	0.04%	577
2024 Q2	–	Sell	-5,814	Closed	-$295K	–	753
2024 Q1	$295K	Buy	+5,814	New	+$317K	0.06%	438
2023 Q4	–	Sell	-11,582	Closed	-$614K	–	771
2023 Q3	$614K	Buy	+11,582	New	+$813K	0.12%	293
2023 Q2	–	Sell	-2,667	Closed	-$206K	–	729
2023 Q1	$206K	Buy	+2,667	New	+$228K	0.03%	517
2022 Q2	–	Sell	-1,954	Closed	-$205K	–	517
2022 Q1	$205K	Buy	+1,954	New	+$249K	0.04%	463
2020 Q3	–	Sell	-17,992	Closed	-$824K	–	841
2020 Q2	$824K	Buy	17,992 +12,705	+240%	+$654K	0.11%	307
2020 Q1	$257K	Buy	+5,287	New	+$303K	0.03%	635

Other funds holding AMBA

Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return

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

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

JCAM

Jericho Capital Asset Management New York $12.1B AUM 109.57% 1-Year Est. Return

Manulife (Manufacturers Life Insurance) Canada, Ontario, Canada $128B AUM 35.83% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return

T. Rowe Price Associates Baltimore, Maryland $999B AUM 46.22% 1-Year Est. Return

Fuller & Thaler Asset Management San Mateo, California $36.7B AUM 74.15% 1-Year Est. Return

SPC

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

Aigen Investment Management's AMBA Position: Q4 2025 in Review

Aigen Investment Management sold out of Ambarella (AMBA) in Q4 2025, closing a stake of 3,207 shares — an estimated $265K sold.

Aigen Investment Management first reported a position in AMBA in Q1 2020 and held it in 7 quarters. The position peaked at $824K in Q2 2020. 324 funds tracked by Wall St. Rank hold AMBA as of Q4 2025.

Aigen Investment Management reported no remaining Ambarella position as of Q4 2025 after selling out during the quarter.
Aigen Investment Management sold 3,207 Ambarella shares in Q4 2025, an estimated $265K.
Aigen Investment Management first reported a position in Ambarella in Q1 2020 and held it in 7 quarters.
Aigen Investment Management's Ambarella position peaked at $824K in Q2 2020.
324 funds tracked by Wall St. Rank held Ambarella as of Q4 2025.

Based on Aigen Investment Management's 13F filing for Q4 2025, filed 13 Feb 2026.