Citadel Advisors’s Alpha and Omega Semiconductor AOSL Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q1
$807K Sell
36,434
-72,384
-67% -$1.57M ﹤0.01% 8165
2025
Q4
$2.16M Buy
+108,818
New +$2.57M ﹤0.01% 5760
2025
Q3
Sell
-20,473
Closed -$568K 12697
2025
Q2
$525K Buy
20,473
+3,950
+24% +$85.9K ﹤0.01% 8515
2025
Q1
$411K Sell
16,523
-86,013
-84% -$2.88M ﹤0.01% 8912
2024
Q4
$3.8M Buy
102,536
+85,753
+511% +$3.2M ﹤0.01% 4425
2024
Q3
$623K Sell
16,783
-91,381
-84% -$3.47M ﹤0.01% 7800
2024
Q2
$4.04M Sell
108,164
-58,585
-35% -$1.55M ﹤0.01% 4082
2024
Q1
$3.68M Sell
166,749
-15,448
-8% -$373K ﹤0.01% 4461
2023
Q4
$4.75M Sell
182,197
-46,958
-20% -$1.16M ﹤0.01% 3870
2023
Q3
$6.84M Buy
229,155
+22,278
+11% +$693K ﹤0.01% 3192
2023
Q2
$6.79M Buy
206,877
+99,810
+93% +$2.68M ﹤0.01% 3201
2023
Q1
$2.89M Buy
107,067
+19,644
+22% +$570K ﹤0.01% 4700
2022
Q4
$2.5M Sell
87,423
-6,332
-7% -$205K ﹤0.01% 5073
2022
Q3
$2.88M Buy
93,755
+84,259
+887% +$3.12M ﹤0.01% 4879
2022
Q2
$316K Buy
9,496
+1,213
+15% +$49.7K ﹤0.01% 9683
2022
Q1
$453K Sell
8,283
-49,952
-86% -$2.6M ﹤0.01% 9628
2021
Q4
$3.53M Buy
58,235
+25,739
+79% +$1.11M ﹤0.01% 5014
2021
Q3
$1.02M Sell
32,496
-115,727
-78% -$3.21M ﹤0.01% 8102
2021
Q2
$4.5M Buy
148,223
+54,946
+59% +$1.69M ﹤0.01% 4664
2021
Q1
$3.05M Buy
93,277
+18,576
+25% +$610K ﹤0.01% 5403
2020
Q4
$1.77M Buy
+74,701
New +$1.52M ﹤0.01% 5610
2020
Q2
Sell
-14,623
Closed -$94K 9724
2020
Q1
$94K Sell
14,623
-37,443
-72% -$407K ﹤0.01% 8668
2019
Q4
$709K Sell
52,066
-14,907
-22% -$188K ﹤0.01% 6213
2019
Q3
$822K Buy
66,973
+1,883
+3% +$20.8K ﹤0.01% 5930
2019
Q2
$608K Sell
65,090
-2,755
-4% -$28.7K ﹤0.01% 6512
2019
Q1
$780K Sell
67,845
-4,124
-6% -$45.6K ﹤0.01% 6028
2018
Q4
$733K Sell
71,969
-22,196
-24% -$229K ﹤0.01% 5791
2018
Q3
$1.09M Buy
94,165
+49,118
+109% +$674K ﹤0.01% 5385
2018
Q2
$642K Buy
45,047
+17,214
+62% +$265K ﹤0.01% 5966
2018
Q1
$430K Sell
27,833
-20,182
-42% -$326K ﹤0.01% 6158
2017
Q4
$786K Sell
48,015
-90,307
-65% -$1.58M ﹤0.01% 5005
2017
Q3
$2.28M Buy
+138,322
New +$2.27M ﹤0.01% 3254
2017
Q2
Sell
-12,839
Closed -$221K 7433
2017
Q1
$221K Sell
12,839
-20,101
-61% -$399K ﹤0.01% 6349
2016
Q4
$701K Sell
32,940
-32,519
-50% -$703K ﹤0.01% 4378
2016
Q3
$1.42M Buy
+65,459
New +$1.18M ﹤0.01% 3395
2016
Q1
Sell
-17,632
Closed -$162K 6695
2015
Q4
$162K Buy
+17,632
New +$161K ﹤0.01% 6085
2015
Q1
Sell
-16,027
Closed -$142K 8492
2014
Q4
$142K Sell
16,027
-1,288
-7% -$11.5K ﹤0.01% 6339
2014
Q3
$162K Sell
17,315
-33,069
-66% -$313K ﹤0.01% 5942
2014
Q2
$467K Buy
50,384
+7,197
+17% +$57K ﹤0.01% 4487
2014
Q1
$318K Buy
43,187
+22,639
+110% +$168K ﹤0.01% 4955
2013
Q4
$159K Buy
+20,548
New +$158K ﹤0.01% 5239

Other funds holding AOSL

Citadel Advisors's AOSL Position: Q1 2026 in Review

Citadel Advisors reduced its Alpha and Omega Semiconductor (AOSL) stake by 67% in Q1 2026, selling an estimated $1.57M and leaving 36,434 shares worth $807K. The position accounts for ﹤0.01% of the portfolio, ranked #8165.

Citadel Advisors first reported a position in AOSL in Q4 2013 and has held it in 41 quarters since. The position peaked at $6.84M in Q3 2023. 180 funds tracked by Wall St. Rank hold AOSL as of Q1 2026.

  • Citadel Advisors held 36,434 shares of Alpha and Omega Semiconductor worth $807K as of Q1 2026.
  • Citadel Advisors sold 72,384 Alpha and Omega Semiconductor shares in Q1 2026, an estimated $1.57M.
  • Alpha and Omega Semiconductor made up ﹤0.01% of Citadel Advisors's portfolio in Q1 2026, its #8165 holding.
  • Citadel Advisors first reported a position in Alpha and Omega Semiconductor in Q4 2013 and has held it in 41 quarters since.
  • Citadel Advisors's Alpha and Omega Semiconductor position peaked at $6.84M in Q3 2023.
  • 180 funds tracked by Wall St. Rank held Alpha and Omega Semiconductor as of Q1 2026.

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