Knuff & Co’s Ambarella AMBA Stock Holding History

Knuff & Co’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
2026 Q1	–	Sell	-3,020	Closed	-$214K	–	137
2025 Q4	$214K	Buy	+3,020	New	+$244K	0.06%	82
2024 Q3	–	Sell	-500	Closed	-$27K	–	128
2024 Q2	$27K	Hold	500	–	–	0.01%	128
2024 Q1	$25.4K	Buy	+500	New	+$27.3K	0.01%	121

Other funds holding AMBA

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

VPM

Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

Manulife (Manufacturers Life Insurance) Canada, Ontario, Canada $116B AUM 26.37% 1-Year Est. Return

Millennium Management New York $240B AUM 35.51% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

T. Rowe Price Associates Baltimore, Maryland $865B AUM 30.76% 1-Year Est. Return

Citadel Advisors Miami, Florida $618B AUM 30.34% 1-Year Est. Return

Legal & General Group London, United Kingdom $432B AUM 29.4% 1-Year Est. Return

Knuff & Co's AMBA Position: Q1 2026 in Review

Knuff & Co sold out of Ambarella (AMBA) in Q1 2026, closing a stake of 3,020 shares — an estimated $214K sold.

Knuff & Co first reported a position in AMBA in Q1 2024 and held it in 3 quarters. The position peaked at $214K in Q4 2025. 305 funds tracked by Wall St. Rank hold AMBA as of Q1 2026.

Knuff & Co reported no remaining Ambarella position as of Q1 2026 after selling out during the quarter.
Knuff & Co sold 3,020 Ambarella shares in Q1 2026, an estimated $214K.
Knuff & Co first reported a position in Ambarella in Q1 2024 and held it in 3 quarters.
Knuff & Co's Ambarella position peaked at $214K in Q4 2025.
305 funds tracked by Wall St. Rank held Ambarella as of Q1 2026.

Based on Knuff & Co's 13F filing for Q1 2026, filed 11 May 2026.