First National Advisers’s Ambarella AMBA Stock Holding History

First National Advisers’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	-4,550	Closed	-$375K	–	236
2025 Q3	$375K	Sell	4,550 -1,290	-22%	-$93.7K	0.05%	192
2025 Q2	$386K	Buy	5,840 +345	+6%	+$18.3K	0.06%	181
2025 Q1	$277K	Buy	+5,495	New	+$376K	0.04%	197
2024 Q4	–	Sell	-6,350	Closed	-$358K	–	177
2024 Q3	$358K	Buy	6,350 +452	+8%	+$24.1K	0.06%	181
2024 Q2	$318K	Buy	5,898 +1,734	+42%	+$86.1K	0.06%	181
2024 Q1	$211K	Buy	+4,164	New	+$227K	0.05%	200

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

First National Advisers's AMBA Position: Q4 2025 in Review

First National Advisers sold out of Ambarella (AMBA) in Q4 2025, closing a stake of 4,550 shares — an estimated $375K sold.

First National Advisers first reported a position in AMBA in Q1 2024 and held it in 6 quarters. The position peaked at $386K in Q2 2025. 324 funds tracked by Wall St. Rank hold AMBA as of Q4 2025.

First National Advisers reported no remaining Ambarella position as of Q4 2025 after selling out during the quarter.
First National Advisers sold 4,550 Ambarella shares in Q4 2025, an estimated $375K.
First National Advisers first reported a position in Ambarella in Q1 2024 and held it in 6 quarters.
First National Advisers's Ambarella position peaked at $386K in Q2 2025.
324 funds tracked by Wall St. Rank held Ambarella as of Q4 2025.

Based on First National Advisers's 13F filing for Q4 2025, filed 4 Feb 2026.