Bank of America’s Ambarella AMBA Stock Holding History

Bank of America’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
2019 Q4	–	Sell	-45,000	Closed	-$2.83M	–	7049
2019 Q3	$2.83M	Buy	45,000 +35,600	+379%	+$1.85M	﹤0.01%	3747
2019 Q2	$415K	Buy	+9,400	New	+$421K	﹤0.01%	5183
2016 Q4	–	Sell	-45,000	Closed	-$3.31M	–	7006
2016 Q3	$3.31M	Buy	+45,000	New	+$2.82M	﹤0.01%	3208
2016 Q1	–	Sell	-17,800	Closed	-$992K	–	6968
2015 Q4	$992K	Sell	17,800 -26,000	-59%	-$1.47M	﹤0.01%	4377
2015 Q3	$2.53M	Sell	43,800 -84,500	-66%	-$7.98M	﹤0.01%	3545
2015 Q2	$13.2M	Buy	+128,300	New	+$11.2M	﹤0.01%	1705
2015 Q1	–	Sell	-2,000	Closed	-$101K	–	7022
2014 Q4	$101K	Sell	2,000 -1,600	-44%	-$74.8K	﹤0.01%	5872
2014 Q3	$157K	Buy	3,600 +2,400	+200%	+$79.5K	﹤0.01%	5611
2014 Q2	$37K	Buy	+1,200	New	+$31.7K	﹤0.01%	6853

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

Bank of America's AMBA Position: Q1 2026 in Review

Bank of America increased its Ambarella (AMBA) stake by 7.8% in Q1 2026, buying an estimated $2.17M and bringing the position to 481,758 shares worth $24.8M. The position accounts for ﹤0.01% of the portfolio, ranked #2204.

Bank of America first reported a position in AMBA in Q2 2013 and has held it in 52 quarters since. The position peaked at $66.5M in Q3 2018. 305 funds tracked by Wall St. Rank hold AMBA as of Q1 2026.

Bank of America held 481,758 shares of Ambarella worth $24.8M as of Q1 2026.
Bank of America bought 34,843 Ambarella shares in Q1 2026, an estimated $2.17M.
Ambarella made up ﹤0.01% of Bank of America's portfolio in Q1 2026, its #2204 holding.
Bank of America first reported a position in Ambarella in Q2 2013 and has held it in 52 quarters since.
Bank of America's Ambarella position peaked at $66.5M in Q3 2018.
305 funds tracked by Wall St. Rank held Ambarella as of Q1 2026.

Based on Bank of America's 13F filing for Q1 2026, filed 18 May 2026.