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Nebula Research & Development’s Ambarella AMBA Stock Holding History

Nebula Research & Development’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
Q2 		– Sell
-33,274
Closed -$1.67M – 949
2025
Q1 		$1.67M Buy
33,274
+9,050
+37% +$619K 0.15% 208
2024
Q4 		$1.76M Sell
24,224
-6,311
-21% -$402K 0.21% 135
2024
Q3 		$1.72M Buy
30,535
+16,050
+111% +$854K 0.21% 120
2024
Q2 		$781K Buy
14,485
+8,883
+159% +$441K 0.13% 287
2024
Q1 		$284K Buy
+5,602
New +$306K 0.06% 548
2023
Q2 		– Sell
-4,150
Closed -$321K – 333
2023
Q1 		$321K Buy
+4,150
New +$355K 0.57% 23

Other funds holding AMBA

Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Manulife (Manufacturers Life Insurance)
Manulife (Manufacturers Life Insurance) Canada, Ontario, Canada $116B AUM 26.37% 1-Year Est. Return
JCAM
Jericho Capital Asset Management New York $6.76B AUM 88.1% 1-Year Est. Return
Fuller & Thaler Asset Management
Fuller & Thaler Asset Management San Mateo, California $29.7B AUM 43.33% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Citadel Advisors
Citadel Advisors Miami, Florida $618B AUM 30.34% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return
Legal & General Group
Legal & General Group London, United Kingdom $432B AUM 29.4% 1-Year Est. Return

Nebula Research & Development's AMBA Position: Q2 2025 in Review

Nebula Research & Development sold out of Ambarella (AMBA) in Q2 2025, closing a stake of 33,274 shares — an estimated $1.67M sold.

Nebula Research & Development first reported a position in AMBA in Q1 2023 and held it in 6 quarters. The position peaked at $1.76M in Q4 2024. 304 funds tracked by Wall St. Rank hold AMBA as of Q2 2025.

  • Nebula Research & Development reported no remaining Ambarella position as of Q2 2025 after selling out during the quarter.
  • Nebula Research & Development sold 33,274 Ambarella shares in Q2 2025, an estimated $1.67M.
  • Nebula Research & Development first reported a position in Ambarella in Q1 2023 and held it in 6 quarters.
  • Nebula Research & Development's Ambarella position peaked at $1.76M in Q4 2024.
  • 304 funds tracked by Wall St. Rank held Ambarella as of Q2 2025.

Based on Nebula Research & Development's 13F filing for Q2 2025, filed 14 Aug 2025.