UBS AM’s Ambarella AMBA Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q1
$4.28M Buy
83,104
+2,337
+3% +$146K ﹤0.01% 1646
2025
Q4
$5.72M Buy
80,767
+2,040
+3% +$165K ﹤0.01% 1391
2025
Q3
$6.5M Sell
78,727
-153,907
-66% -$11.2M ﹤0.01% 1240
2025
Q2
$15.4M Sell
232,634
-999,638
-81% -$53M ﹤0.01% 1151
2025
Q1
$62M Buy
1,232,272
+579,917
+89% +$39.7M 0.02% 638
2024
Q4
$47.5M Sell
652,355
-13,931
-2% -$888K 0.01% 679
2024
Q3
$37.6M Buy
666,286
+43,874
+7% +$2.33M 0.01% 744
2024
Q2
$33.6M Buy
622,412
+587,283
+1,672% +$29.2M 0.01% 711
2024
Q1
$1.78M Sell
35,129
-175
-0.5% -$9.55K ﹤0.01% 1743
2023
Q4
$2.16M Sell
35,304
-13,453
-28% -$734K ﹤0.01% 1656
2023
Q3
$2.59M Sell
48,757
-50,191
-51% -$3.52M ﹤0.01% 1492
2023
Q2
$7.66M Hold
98,948
﹤0.01% 1064
2023
Q1
$7.66M Sell
98,948
-19,366
-16% -$1.66M ﹤0.01% 1064
2022
Q4
$9.73M Sell
118,314
-57,720
-33% -$3.84M 0.01% 948
2022
Q3
$9.89M Sell
176,034
-31,298
-15% -$2.32M 0.01% 962
2022
Q2
$13.6M Buy
207,332
+163,241
+370% +$13.2M 0.01% 850
2022
Q1
$4.63M Buy
44,091
+10,725
+32% +$1.37M ﹤0.01% 1389
2021
Q4
$6.77M Buy
33,366
+1,697
+5% +$315K ﹤0.01% 1275
2021
Q3
$4.93M Sell
31,669
-3,549
-10% -$408K ﹤0.01% 1357
2021
Q2
$3.76M Buy
35,218
+1,560
+5% +$154K ﹤0.01% 1518
2021
Q1
$3.38M Sell
33,658
-1,058
-3% -$115K ﹤0.01% 1518
2020
Q4
$3.19M Buy
34,716
+3,429
+11% +$240K ﹤0.01% 1492
2020
Q3
$1.63M Buy
31,287
+848
+3% +$41K ﹤0.01% 1636
2020
Q2
$1.39M Sell
30,439
-1,183
-4% -$60.9K ﹤0.01% 1665
2020
Q1
$1.54M Buy
31,622
+638
+2% +$36.6K ﹤0.01% 1524
2019
Q4
$1.88M Buy
30,984
+4,914
+19% +$272K ﹤0.01% 1628
2019
Q3
$1.64M Buy
26,070
+3,079
+13% +$160K ﹤0.01% 1704
2019
Q2
$1.01M Buy
22,991
+5,101
+29% +$229K ﹤0.01% 1877
2019
Q1
$773K Buy
17,890
+8,256
+86% +$327K ﹤0.01% 1921
2018
Q4
$337K Hold
9,634
﹤0.01% 2156
2018
Q3
$373K Buy
+9,634
New +$373K ﹤0.01% 2203

Other funds holding AMBA

UBS AM's AMBA Position: Q1 2026 in Review

UBS AM increased its Ambarella (AMBA) stake by 2.9% in Q1 2026, buying an estimated $146K and bringing the position to 83,104 shares worth $4.28M. The position accounts for ﹤0.01% of the portfolio, ranked #1646.

UBS AM first reported a position in AMBA in Q3 2018 and has held it in 31 quarters since. The position peaked at $62M in Q1 2025. 305 funds tracked by Wall St. Rank hold AMBA as of Q1 2026.

  • UBS AM held 83,104 shares of Ambarella worth $4.28M as of Q1 2026.
  • UBS AM bought 2,337 Ambarella shares in Q1 2026, an estimated $146K.
  • Ambarella made up ﹤0.01% of UBS AM's portfolio in Q1 2026, its #1646 holding.
  • UBS AM first reported a position in Ambarella in Q3 2018 and has held it in 31 quarters since.
  • UBS AM's Ambarella position peaked at $62M in Q1 2025.
  • 305 funds tracked by Wall St. Rank held Ambarella as of Q1 2026.

Based on UBS AM's 13F filing for Q1 2026, filed 13 May 2026.