AllianceBernstein’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
$3.14M Sell
44,258
-75,021
-63% -$4.68M ﹤0.01% 1754
2025
Q4
$8.45M Buy
119,279
+71,512
+150% +$5.78M ﹤0.01% 1306
2025
Q3
$3.94M Sell
47,767
-70,697
-60% -$5.13M ﹤0.01% 1635
2025
Q2
$7.83M Sell
118,464
-75,546
-39% -$4.01M ﹤0.01% 1292
2025
Q1
$9.76M Buy
194,010
+4,775
+3% +$327K ﹤0.01% 1173
2024
Q4
$13.8M Buy
189,235
+146,729
+345% +$9.35M ﹤0.01% 1038
2024
Q3
$2.4M Sell
42,506
-1,455
-3% -$77.4K ﹤0.01% 1869
2024
Q2
$2.37M Sell
43,961
-1,704
-4% -$84.7K ﹤0.01% 1847
2024
Q1
$2.32M Sell
45,665
-63,008
-58% -$3.44M ﹤0.01% 1837
2023
Q4
$6.66M Sell
108,673
-1,645
-1% -$89.8K ﹤0.01% 1361
2023
Q3
$5.85M Sell
110,318
-32,505
-23% -$2.28M ﹤0.01% 1354
2023
Q2
$11.9M Sell
142,823
-56,160
-28% -$4.11M ﹤0.01% 1042
2023
Q1
$15.4M Buy
198,983
+19,455
+11% +$1.67M 0.01% 927
2022
Q4
$14.8M Buy
179,528
+921
+0.5% +$61.3K 0.01% 924
2022
Q3
$10M Buy
178,607
+34,343
+24% +$2.55M ﹤0.01% 1089
2022
Q2
$9.44M Sell
144,264
-626,460
-81% -$50.5M ﹤0.01% 1146
2022
Q1
$80.9M Sell
770,724
-141,797
-16% -$18.1M 0.03% 461
2021
Q4
$185M Sell
912,521
-178,140
-16% -$33M 0.07% 264
2021
Q3
$170M Buy
1,090,661
+204,441
+23% +$23.5M 0.07% 269
2021
Q2
$94.5M Sell
886,220
-13,063
-1% -$1.29M 0.04% 451
2021
Q1
$90.3M Sell
899,283
-65,241
-7% -$7.1M 0.04% 432
2020
Q4
$88.6M Buy
964,524
+783,874
+434% +$54.9M 0.04% 413
2020
Q3
$9.43M Buy
180,650
+136,750
+312% +$6.61M 0.01% 1061
2020
Q2
$2.01M Sell
43,900
-25,140
-36% -$1.3M ﹤0.01% 1841
2020
Q1
$3.35M Buy
69,040
+25,840
+60% +$1.48M ﹤0.01% 1377
2019
Q4
$2.62M Buy
43,200
+1,900
+5% +$105K ﹤0.01% 1815
2019
Q3
$2.6M Hold
41,300
﹤0.01% 1770
2019
Q2
$1.82M Sell
41,300
-49,270
-54% -$2.21M ﹤0.01% 2028
2019
Q1
$3.91M Buy
90,570
+20,570
+29% +$814K ﹤0.01% 1509
2018
Q4
$2.45M Buy
70,000
+28,700
+69% +$1.02M ﹤0.01% 1718
2018
Q3
$1.6M Hold
41,300
﹤0.01% 2092
2018
Q2
$1.59M Sell
41,300
-387,904
-90% -$18.4M ﹤0.01% 2077
2018
Q1
$21M Buy
429,204
+54,054
+14% +$2.8M 0.02% 747
2017
Q4
$22M Sell
375,150
-119,849
-24% -$6.66M 0.02% 749
2017
Q3
$24.3M Buy
494,999
+442,309
+839% +$21.8M 0.02% 702
2017
Q2
$2.56M Buy
52,690
+5,300
+11% +$294K ﹤0.01% 1659
2017
Q1
$2.59M Hold
47,390
﹤0.01% 1625
2016
Q4
$2.56M Hold
47,390
﹤0.01% 1655
2016
Q3
$3.49M Sell
47,390
-450
-0.9% -$28.2K ﹤0.01% 1355
2016
Q2
$2.43M Sell
47,840
-1,700
-3% -$75.1K ﹤0.01% 1539
2016
Q1
$2.21M Sell
49,540
-1,400
-3% -$57.9K ﹤0.01% 1528
2015
Q4
$2.84M Hold
50,940
﹤0.01% 1371
2015
Q3
$2.94M Buy
50,940
+1,340
+3% +$127K ﹤0.01% 1357
2015
Q2
$5.09M Buy
49,600
+6,200
+14% +$542K ﹤0.01% 1108
2015
Q1
$3.29M Hold
43,400
﹤0.01% 1389
2014
Q4
$2.2M Sell
43,400
-6,700
-13% -$313K ﹤0.01% 1692
2014
Q3
$2.19M Buy
50,100
+1,700
+4% +$56.3K ﹤0.01% 1645
2014
Q2
$1.51M Buy
48,400
+19,630
+68% +$519K ﹤0.01% 1985
2014
Q1
$768K Buy
28,770
+25,070
+678% +$768K ﹤0.01% 2286
2013
Q4
$126K Buy
+3,700
New +$84.9K ﹤0.01% 2887

Other funds holding AMBA

AllianceBernstein's AMBA Position: Q1 2026 in Review

AllianceBernstein reduced its Ambarella (AMBA) stake by 63% in Q1 2026, selling an estimated $4.68M and leaving 44,258 shares worth $3.14M. The position accounts for ﹤0.01% of the portfolio, ranked #1754.

AllianceBernstein first reported a position in AMBA in Q4 2013 and has held it in 50 quarters since. The position peaked at $185M in Q4 2021. 305 funds tracked by Wall St. Rank hold AMBA as of Q1 2026.

  • AllianceBernstein held 44,258 shares of Ambarella worth $3.14M as of Q1 2026.
  • AllianceBernstein sold 75,021 Ambarella shares in Q1 2026, an estimated $4.68M.
  • Ambarella made up ﹤0.01% of AllianceBernstein's portfolio in Q1 2026, its #1754 holding.
  • AllianceBernstein first reported a position in Ambarella in Q4 2013 and has held it in 50 quarters since.
  • AllianceBernstein's Ambarella position peaked at $185M in Q4 2021.
  • 305 funds tracked by Wall St. Rank held Ambarella as of Q1 2026.

Based on AllianceBernstein's 13F filing for Q1 2026, filed 15 May 2026.