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North Star Investment Management’s Ambarella AMBA Stock Holding History

North Star Investment Management’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 		$772 Hold
15
– – ﹤0.01% 1530
2025
Q4 		$1.06K Hold
15
– – ﹤0.01% 1388
2025
Q3 		$1.24K Hold
15
– – ﹤0.01% 1155
2025
Q2 		$991 Hold
15
– – ﹤0.01% 1133
2025
Q1 		$755 Buy
+15
New +$1.03K ﹤0.01% 1130
2020
Q4 		– Sell
-50
Closed -$3K – 1018
2020
Q3 		$3K Buy
+50
New +$2.42K ﹤0.01% 891

Other funds holding AMBA

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
State Street
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)
Manulife (Manufacturers Life Insurance) Canada, Ontario, Canada $116B AUM 26.37% 1-Year Est. Return
Millennium Management
Millennium Management New York $240B AUM 35.51% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $865B AUM 30.76% 1-Year Est. Return
Citadel Advisors
Citadel Advisors Miami, Florida $618B AUM 30.34% 1-Year Est. Return
Legal & General Group
Legal & General Group London, United Kingdom $432B AUM 29.4% 1-Year Est. Return

North Star Investment Management's AMBA Position: Q1 2026 in Review

North Star Investment Management held its Ambarella (AMBA) position steady in Q1 2026 at 15 shares worth $772. The position accounts for ﹤0.01% of the portfolio, ranked #1530.

North Star Investment Management first reported a position in AMBA in Q3 2020 and has held it in 6 quarters since. The position peaked at $3K in Q3 2020. 305 funds tracked by Wall St. Rank hold AMBA as of Q1 2026.

  • North Star Investment Management held 15 shares of Ambarella worth $772 as of Q1 2026.
  • North Star Investment Management left its Ambarella share count unchanged in Q1 2026.
  • Ambarella made up ﹤0.01% of North Star Investment Management's portfolio in Q1 2026, its #1530 holding.
  • North Star Investment Management first reported a position in Ambarella in Q3 2020 and has held it in 6 quarters since.
  • North Star Investment Management's Ambarella position peaked at $3K in Q3 2020.
  • 305 funds tracked by Wall St. Rank held Ambarella as of Q1 2026.

Based on North Star Investment Management's 13F filing for Q1 2026, filed 23 Apr 2026.