Citigroup’s Applied Optoelectronics AAOI Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q1
$12.7M Buy
150,326
+135,436
+910% +$8.64M 0.01% 1324
2025
Q4
$519K Sell
14,890
-1,145,566
-99% -$34.2M ﹤0.01% 3555
2025
Q3
$30.1M Buy
1,160,456
+435,349
+60% +$11.1M 0.01% 854
2025
Q2
$18.6M Sell
725,107
-339,263
-32% -$5.49M 0.01% 1008
2025
Q1
$16.3M Sell
1,064,370
-306,256
-22% -$7.7M 0.01% 1073
2024
Q4
$50.5M Buy
1,370,626
+1,025,014
+297% +$27.6M 0.03% 509
2024
Q3
$4.95M Buy
345,612
+16,017
+5% +$166K ﹤0.01% 1850
2024
Q2
$2.73M Buy
329,595
+12,748
+4% +$140K ﹤0.01% 2087
2024
Q1
$4.39M Sell
316,847
-2,748
-0.9% -$46.3K ﹤0.01% 1804
2023
Q4
$6.17M Buy
319,595
+1,325
+0.4% +$17.3K ﹤0.01% 1462
2023
Q3
$3.49M Buy
318,270
+1,872
+0.6% +$19.9K ﹤0.01% 1627
2023
Q2
$1.89M Hold
316,398
﹤0.01% 2272
2023
Q1
$699K Hold
316,398
﹤0.01% 2860
2022
Q4
$598K Hold
316,398
﹤0.01% 3036
2022
Q3
$861K Hold
316,398
﹤0.01% 2837
2022
Q2
$490K Hold
316,398
﹤0.01% 3243
2022
Q1
$1.16M Sell
316,398
-18
-0% -$70 ﹤0.01% 2829
2021
Q4
$1.63M Buy
316,416
+306,392
+3,057% +$1.95M ﹤0.01% 2790
2021
Q3
$72K Sell
10,024
-2,379
-19% -$17.5K ﹤0.01% 4546
2021
Q2
$105K Sell
12,403
-305,913
-96% -$2.49M ﹤0.01% 4501
2021
Q1
$2.66M Buy
318,316
+306,975
+2,707% +$3.08M ﹤0.01% 2293
2020
Q4
$97K Buy
11,341
+3,254
+40% +$29.7K ﹤0.01% 5555
2020
Q3
$91K Sell
8,087
-7,762
-49% -$94K ﹤0.01% 5184
2020
Q2
$172K Buy
15,849
+6,928
+78% +$63.5K ﹤0.01% 5138
2020
Q1
$67K Sell
8,921
-47,354
-84% -$500K ﹤0.01% 5696
2019
Q4
$669K Buy
56,275
+47,353
+531% +$505K ﹤0.01% 4159
2019
Q3
$100K Sell
8,922
-4,193
-32% -$42K ﹤0.01% 5668
2019
Q2
$135K Buy
13,115
+1,270
+11% +$13.6K ﹤0.01% 5599
2019
Q1
$144K Buy
11,845
+8,989
+315% +$136K ﹤0.01% 5411
2018
Q4
$44K Sell
2,856
-735
-20% -$14.8K ﹤0.01% 6329
2018
Q3
$89K Sell
3,591
-18,500
-84% -$725K ﹤0.01% 6018
2018
Q2
$991K Buy
22,091
+18,060
+448% +$642K ﹤0.01% 3369
2018
Q1
$101K Sell
4,031
-13,009
-76% -$405K ﹤0.01% 5605
2017
Q4
$644K Buy
17,040
+4,542
+36% +$200K ﹤0.01% 3830
2017
Q3
$808K Buy
12,498
+10,473
+517% +$740K ﹤0.01% 3602
2017
Q2
$126K Buy
2,025
+993
+96% +$58K ﹤0.01% 5157
2017
Q1
$58K Sell
1,032
-9,977
-91% -$394K ﹤0.01% 5592
2016
Q4
$258K Buy
11,009
+9,677
+727% +$224K ﹤0.01% 5068
2016
Q3
$30K Sell
1,332
-2,605
-66% -$40.3K ﹤0.01% 5976
2016
Q2
$43K Sell
3,937
-7,974
-67% -$90.1K ﹤0.01% 5659
2016
Q1
$178K Buy
11,911
+5,507
+86% +$87.6K ﹤0.01% 5198
2015
Q4
$110K Buy
6,404
+5,950
+1,311% +$108K ﹤0.01% 5297
2015
Q3
$8K Sell
454
-965
-68% -$18.8K ﹤0.01% 6530
2015
Q2
$25K Sell
1,419
-366
-21% -$5.85K ﹤0.01% 5964
2015
Q1
$24K Sell
1,785
-829
-32% -$9.1K ﹤0.01% 5989
2014
Q4
$29K Buy
2,614
+1,074
+70% +$13.7K ﹤0.01% 6020
2014
Q3
$25K Buy
1,540
+359
+30% +$7.12K ﹤0.01% 5752
2014
Q2
$27K Sell
1,181
-78
-6% -$1.67K ﹤0.01% 5632
2014
Q1
$31K Sell
1,259
-789
-39% -$14.7K ﹤0.01% 5779
2013
Q4
$30K Buy
+2,048
New +$26.2K ﹤0.01% 5978

Other funds holding AAOI

Citigroup's AAOI Position: Q1 2026 in Review

Citigroup increased its Applied Optoelectronics (AAOI) stake by 910% in Q1 2026, buying an estimated $8.64M and bringing the position to 150,326 shares worth $12.7M. The position accounts for 0.01% of the portfolio, ranked #1324.

Citigroup first reported a position in AAOI in Q4 2013 and has held it in 50 quarters since. The position peaked at $50.5M in Q4 2024. 375 funds tracked by Wall St. Rank hold AAOI as of Q1 2026.

  • Citigroup held 150,326 shares of Applied Optoelectronics worth $12.7M as of Q1 2026.
  • Citigroup bought 135,436 Applied Optoelectronics shares in Q1 2026, an estimated $8.64M.
  • Applied Optoelectronics made up 0.01% of Citigroup's portfolio in Q1 2026, its #1324 holding.
  • Citigroup first reported a position in Applied Optoelectronics in Q4 2013 and has held it in 50 quarters since.
  • Citigroup's Applied Optoelectronics position peaked at $50.5M in Q4 2024.
  • 375 funds tracked by Wall St. Rank held Applied Optoelectronics as of Q1 2026.

Based on Citigroup's 13F filing for Q1 2026, filed 11 May 2026.