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Numerai’s Ambarella AMBA Stock Holding History

Numerai’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
-5,658
Closed -$285K – 450
2025
Q1 		$285K Sell
5,658
-10,602
-65% -$726K 0.05% 390
2024
Q4 		$1.18M Sell
16,260
-26,466
-62% -$1.69M 0.32% 104
2024
Q3 		$2.41M Sell
42,726
-8,156
-16% -$434K 0.64% 41
2024
Q2 		$2.75M Buy
50,882
+18,664
+58% +$927K 1% 18
2024
Q1 		$1.64M Buy
32,218
+10,607
+49% +$579K 0.71% 39
2023
Q4 		$1.32M Buy
+21,611
New +$1.18M 0.47% 72

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
Manulife (Manufacturers Life Insurance)
Manulife (Manufacturers Life Insurance) Canada, Ontario, Canada $128B AUM 35.83% 1-Year Est. Return
JCAM
Jericho Capital Asset Management New York $12.1B AUM 109.57% 1-Year Est. Return
Fuller & Thaler Asset Management
Fuller & Thaler Asset Management San Mateo, California $36.7B AUM 74.15% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Citadel Advisors
Citadel Advisors Miami, Florida $875B AUM 40.91% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return
Legal & General Group
Legal & General Group London, United Kingdom $480B AUM 42.84% 1-Year Est. Return

Numerai's AMBA Position: Q2 2025 in Review

Numerai sold out of Ambarella (AMBA) in Q2 2025, closing a stake of 5,658 shares — an estimated $285K sold.

Numerai first reported a position in AMBA in Q4 2023 and held it in 6 quarters. The position peaked at $2.75M in Q2 2024. 304 funds tracked by Wall St. Rank hold AMBA as of Q2 2025.

  • Numerai reported no remaining Ambarella position as of Q2 2025 after selling out during the quarter.
  • Numerai sold 5,658 Ambarella shares in Q2 2025, an estimated $285K.
  • Numerai first reported a position in Ambarella in Q4 2023 and held it in 6 quarters.
  • Numerai's Ambarella position peaked at $2.75M in Q2 2024.
  • 304 funds tracked by Wall St. Rank held Ambarella as of Q2 2025.

Based on Numerai's 13F filing for Q2 2025, filed 14 Aug 2025.