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Fox Run Management’s Ambarella AMBA Stock Holding History

Fox Run 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 		– Sell
-9,767
Closed -$692K – 879
2025
Q4 		$692K Sell
9,767
-9,463
-49% -$765K 0.11% 360
2025
Q3 		$1.59M Buy
19,230
+10,994
+133% +$798K 0.25% 73
2025
Q2 		$544K Sell
8,236
-572
-6% -$30.3K 0.09% 435
2025
Q1 		$443K Buy
8,808
+2,811
+47% +$192K 0.07% 540
2024
Q4 		$436K Sell
5,997
-5,773
-49% -$368K 0.08% 480
2024
Q3 		$664K Buy
+11,770
New +$626K 0.15% 249
2024
Q1 		– Sell
-4,215
Closed -$258K – 734
2023
Q4 		$258K Buy
+4,215
New +$230K 0.07% 549
2023
Q2 		– Sell
-8,321
Closed -$644K – 665
2023
Q1 		$644K Buy
+8,321
New +$712K 0.21% 155
2020
Q3 		– Sell
-6,236
Closed -$286K – 165
2020
Q2 		$286K Buy
+6,236
New +$321K 0.38% 119
2019
Q2 		– Sell
-7,784
Closed -$336K – 420
2019
Q1 		$336K Buy
7,784
+801
+11% +$31.7K 0.19% 232
2018
Q4 		$244K Buy
+6,983
New +$247K 0.13% 340
2017
Q2 		– Sell
-15,000
Closed -$821K – 623
2017
Q1 		$821K Buy
+15,000
New +$809K 0.33% 50

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

Fox Run Management's AMBA Position: Q1 2026 in Review

Fox Run Management sold out of Ambarella (AMBA) in Q1 2026, closing a stake of 9,767 shares — an estimated $692K sold.

Fox Run Management first reported a position in AMBA in Q1 2017 and held it in 12 quarters. The position peaked at $1.59M in Q3 2025. 305 funds tracked by Wall St. Rank hold AMBA as of Q1 2026.

  • Fox Run Management reported no remaining Ambarella position as of Q1 2026 after selling out during the quarter.
  • Fox Run Management sold 9,767 Ambarella shares in Q1 2026, an estimated $692K.
  • Fox Run Management first reported a position in Ambarella in Q1 2017 and held it in 12 quarters.
  • Fox Run Management's Ambarella position peaked at $1.59M in Q3 2025.
  • 305 funds tracked by Wall St. Rank held Ambarella as of Q1 2026.

Based on Fox Run Management's 13F filing for Q1 2026, filed 12 May 2026.