Scientech Research LLC’s Ambarella AMBA Stock Holding History

Scientech Research LLC’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	-3,548	Closed	-$293K	–	498
2025 Q3	$293K	Buy	+3,548	New	+$258K	0.1%	381
2025 Q2	–	Sell	-16,997	Closed	-$855K	–	586
2025 Q1	$855K	Buy	+16,997	New	+$1.16M	0.23%	180
2024 Q4	–	Sell	-14,157	Closed	-$799K	–	565
2024 Q3	$799K	Buy	+14,157	New	+$753K	0.16%	257
2024 Q2	–	Sell	-10,729	Closed	-$545K	–	575
2024 Q1	$545K	Buy	+10,729	New	+$585K	0.29%	123

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

Scientech Research LLC's AMBA Position: Q4 2025 in Review

Scientech Research LLC sold out of Ambarella (AMBA) in Q4 2025, closing a stake of 3,548 shares — an estimated $293K sold.

Scientech Research LLC first reported a position in AMBA in Q1 2024 and held it in 4 quarters. The position peaked at $855K in Q1 2025. 324 funds tracked by Wall St. Rank hold AMBA as of Q4 2025.

Scientech Research LLC reported no remaining Ambarella position as of Q4 2025 after selling out during the quarter.
Scientech Research LLC sold 3,548 Ambarella shares in Q4 2025, an estimated $293K.
Scientech Research LLC first reported a position in Ambarella in Q1 2024 and held it in 4 quarters.
Scientech Research LLC's Ambarella position peaked at $855K in Q1 2025.
324 funds tracked by Wall St. Rank held Ambarella as of Q4 2025.

Based on Scientech Research LLC's 13F filing for Q4 2025, filed 17 Feb 2026.