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Dynamic Technology Lab’s Ambarella AMBA Stock Holding History

Dynamic Technology Lab’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
-18,710
Closed -$941K – 910
2025
Q1 		$941K Buy
+18,710
New +$1.28M 0.14% 215
2024
Q4 		– Sell
-25,883
Closed -$1.46M – 885
2024
Q3 		$1.46M Buy
25,883
+22,144
+592% +$1.18M 0.15% 202
2024
Q2 		$201K Sell
3,739
-18,240
-83% -$906K 0.02% 802
2024
Q1 		$1.12M Sell
21,979
-8,260
-27% -$451K 0.12% 286
2023
Q4 		$1.85M Buy
+30,239
New +$1.65M 0.2% 132
2023
Q2 		– Sell
-31,950
Closed -$2.47M – 965
2023
Q1 		$2.47M Buy
+31,950
New +$2.74M 0.23% 98
2022
Q4 		– Sell
-4,670
Closed -$262K – 1064
2022
Q3 		$262K Sell
4,670
-17,420
-79% -$1.29M 0.03% 861
2022
Q2 		$1.45M Buy
+22,090
New +$1.78M 0.16% 199
2021
Q2 		– Sell
-14,760
Closed -$1.48M – 1104
2021
Q1 		$1.48M Buy
+14,760
New +$1.61M 0.17% 147
2020
Q3 		– Sell
-36,497
Closed -$1.67M – 970
2020
Q2 		$1.67M Buy
+36,497
New +$1.88M 0.25% 78
2019
Q4 		– Sell
-13,700
Closed -$861K – 942
2019
Q3 		$861K Buy
+13,700
New +$711K 0.15% 193
2018
Q2 		– Sell
-5,000
Closed -$245K – 959
2018
Q1 		$245K Buy
+5,000
New +$259K 0.04% 795
2017
Q2 		– Sell
-10,205
Closed -$558K – 986
2017
Q1 		$558K Buy
+10,205
New +$551K 0.13% 260
2016
Q3 		– Sell
-9,970
Closed -$506K – 860
2016
Q2 		$506K Buy
+9,970
New +$441K 0.14% 258
2016
Q1 		– Sell
-4,842
Closed -$270K – 890
2015
Q4 		$270K Buy
+4,842
New +$273K 0.08% 560

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 40.89% 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

Dynamic Technology Lab's AMBA Position: Q2 2025 in Review

Dynamic Technology Lab sold out of Ambarella (AMBA) in Q2 2025, closing a stake of 18,710 shares — an estimated $941K sold.

Dynamic Technology Lab first reported a position in AMBA in Q4 2015 and held it in 15 quarters. The position peaked at $2.47M in Q1 2023. 304 funds tracked by Wall St. Rank hold AMBA as of Q2 2025.

  • Dynamic Technology Lab reported no remaining Ambarella position as of Q2 2025 after selling out during the quarter.
  • Dynamic Technology Lab sold 18,710 Ambarella shares in Q2 2025, an estimated $941K.
  • Dynamic Technology Lab first reported a position in Ambarella in Q4 2015 and held it in 15 quarters.
  • Dynamic Technology Lab's Ambarella position peaked at $2.47M in Q1 2023.
  • 304 funds tracked by Wall St. Rank held Ambarella as of Q2 2025.

Based on Dynamic Technology Lab's 13F filing for Q2 2025, filed 12 Aug 2025.