Citigroup
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Citigroup’s Applied Optoelectronics AAOI Stock Holding History

Citigroup’s Portfolio AAOI Stock Details AAOI Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2021
Q1 		– Sell
-5,500
Closed -$47K – 6149
2020
Q4 		$47K Sell
5,500
-1,200
-18% -$10.9K ﹤0.01% 6073
2020
Q3 		$75K Buy
6,700
+200
+3% +$2.42K ﹤0.01% 5315
2020
Q2 		$71K Buy
6,500
+200
+3% +$1.83K ﹤0.01% 5812
2020
Q1 		$48K Buy
6,300
+500
+9% +$5.28K ﹤0.01% 5996
2019
Q4 		$69K Sell
5,800
-2,500
-30% -$26.7K ﹤0.01% 6061
2019
Q3 		$93K Sell
8,300
-5,100
-38% -$51.1K ﹤0.01% 5723
2019
Q2 		$138K Buy
13,400
+8,700
+185% +$93K ﹤0.01% 5577
2019
Q1 		$57K Sell
4,700
-1,100
-19% -$16.6K ﹤0.01% 6220
2018
Q4 		$89K Sell
5,800
-1,300
-18% -$26.2K ﹤0.01% 5746
2018
Q3 		$175K Sell
7,100
-1,000
-12% -$39.2K ﹤0.01% 5391
2018
Q2 		$364K Buy
8,100
+1,000
+14% +$35.5K ﹤0.01% 4423
2018
Q1 		$178K Sell
7,100
-10,100
-59% -$314K ﹤0.01% 5081
2017
Q4 		$651K Buy
17,200
+16,800
+4,200% +$741K ﹤0.01% 3816
2017
Q3 		$26K Buy
+400
New +$28.3K ﹤0.01% 6331

Other funds holding AAOI

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
MG
Marex Group London $23.6B AUM 57.16% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
UBS Group
UBS Group Zurich, Switzerland $786B AUM 40.34% 1-Year Est. Return
OAM
Oberweis Asset Management Lisle, Illinois $4.84B AUM 160.95% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
VARA
Value Aligned Research Advisors Princeton, New Jersey $40.1B AUM 376.19% 1-Year Est. Return
Goldman Sachs
Goldman Sachs New York $1.15T AUM 47.82% 1-Year Est. Return

Citigroup's AAOI Position: Q2 2026 in Review

Citigroup reduced its Applied Optoelectronics (AAOI) stake by 59% in Q2 2026, selling an estimated $14.5M and leaving 60,912 shares worth $9.02M. The position accounts for ﹤0.01% of the portfolio, ranked #1692.

Citigroup first reported a position in AAOI in Q4 2013 and has held it in 51 quarters since. The position peaked at $50.5M in Q4 2024. 482 funds tracked by Wall St. Rank hold AAOI as of Q2 2026.

  • Citigroup held 60,912 shares of Applied Optoelectronics worth $9.02M as of Q2 2026.
  • Citigroup sold 89,414 Applied Optoelectronics shares in Q2 2026, an estimated $14.5M.
  • Applied Optoelectronics made up ﹤0.01% of Citigroup's portfolio in Q2 2026, its #1692 holding.
  • Citigroup first reported a position in Applied Optoelectronics in Q4 2013 and has held it in 51 quarters since.
  • Citigroup's Applied Optoelectronics position peaked at $50.5M in Q4 2024.
  • 482 funds tracked by Wall St. Rank held Applied Optoelectronics as of Q2 2026.

Based on Citigroup's 13F filing for Q2 2026, filed 3 Aug 2026.