National Bank of Canada
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National Bank of Canada’s Ambarella AMBA Stock Holding History

National Bank of Canada’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
-1,146
Closed -$94.5K – 2883
2025
Q3 		$94.5K Buy
1,146
+182
+19% +$13.2K ﹤0.01% 1774
2025
Q2 		$63.6K Buy
964
+54
+6% +$2.86K ﹤0.01% 1906
2025
Q1 		$45.8K Sell
910
-43
-5% -$2.94K ﹤0.01% 1905
2024
Q4 		$69.3K Buy
+953
New +$60.7K ﹤0.01% 1850
2024
Q3 		– Sell
-65
Closed -$3.48K – 2747
2024
Q2 		$3.48K Hold
65
– – ﹤0.01% 2337
2024
Q1 		$2.98K Hold
65
– – ﹤0.01% 2397
2023
Q4 		$3.91K Hold
65
– – ﹤0.01% 2354
2023
Q3 		$3.42K Hold
65
– – ﹤0.01% 2429
2023
Q2 		$5.43K Buy
+65
New +$4.75K ﹤0.01% 2321

Other funds holding AMBA

Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
State Street
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)
Manulife (Manufacturers Life Insurance) Canada, Ontario, Canada $128B AUM 35.83% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $999B AUM 46.22% 1-Year Est. Return
Fuller & Thaler Asset Management
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

National Bank of Canada's AMBA Position: Q4 2025 in Review

National Bank of Canada sold out of Ambarella (AMBA) in Q4 2025, closing a stake of 1,146 shares — an estimated $94.5K sold.

National Bank of Canada first reported a position in AMBA in Q2 2023 and held it in 9 quarters. The position peaked at $94.5K in Q3 2025. 324 funds tracked by Wall St. Rank hold AMBA as of Q4 2025.

  • National Bank of Canada reported no remaining Ambarella position as of Q4 2025 after selling out during the quarter.
  • National Bank of Canada sold 1,146 Ambarella shares in Q4 2025, an estimated $94.5K.
  • National Bank of Canada first reported a position in Ambarella in Q2 2023 and held it in 9 quarters.
  • National Bank of Canada's Ambarella position peaked at $94.5K in Q3 2025.
  • 324 funds tracked by Wall St. Rank held Ambarella as of Q4 2025.

Based on National Bank of Canada's 13F filing for Q4 2025, filed 17 Feb 2026.