Citigroup’s Aldeyra Therapeutics ALDX Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q1
$5.26K Buy
3,111
+1,556
+100% +$6.82K ﹤0.01% 5253
2025
Q4
$8.05K Sell
1,555
-1,453
-48% -$7.46K ﹤0.01% 5123
2025
Q3
$15.7K Sell
3,008
-44,742
-94% -$233K ﹤0.01% 4889
2025
Q2
$183K Buy
47,750
+13,088
+38% +$33.8K ﹤0.01% 4114
2025
Q1
$199K Sell
34,662
-3,932
-10% -$23.2K ﹤0.01% 4203
2024
Q4
$193K Buy
38,594
+2,302
+6% +$11.8K ﹤0.01% 4436
2024
Q3
$196K Buy
36,292
+25,089
+224% +$119K ﹤0.01% 4357
2024
Q2
$37.1K Buy
11,203
+3,401
+44% +$13.3K ﹤0.01% 4751
2024
Q1
$25.5K Buy
7,802
+1,376
+21% +$4.53K ﹤0.01% 4954
2023
Q4
$22.6K Sell
6,426
-106,610
-94% -$329K ﹤0.01% 4946
2023
Q3
$755K Buy
113,036
+29,031
+35% +$215K ﹤0.01% 2739
2023
Q2
$705K Buy
84,005
+35,419
+73% +$349K ﹤0.01% 3112
2023
Q1
$482K Buy
48,586
+3,766
+8% +$26.6K ﹤0.01% 3155
2022
Q4
$312K Buy
44,820
+39,808
+794% +$228K ﹤0.01% 3486
2022
Q3
$27K Sell
5,012
-361,218
-99% -$2.17M ﹤0.01% 4623
2022
Q2
$1.46M Buy
366,230
+364,485
+20,887% +$1.25M ﹤0.01% 2344
2022
Q1
$8K Sell
1,745
-171,317
-99% -$682K ﹤0.01% 5622
2021
Q4
$692K Buy
173,062
+77,916
+82% +$594K ﹤0.01% 3583
2021
Q3
$835K Sell
95,146
-116,650
-55% -$1.07M ﹤0.01% 3222
2021
Q2
$2.4M Sell
211,796
-19,695
-9% -$237K ﹤0.01% 2525
2021
Q1
$2.75M Buy
231,491
+187,298
+424% +$2.16M ﹤0.01% 2267
2020
Q4
$303K Buy
44,193
+21,535
+95% +$151K ﹤0.01% 4646
2020
Q3
$168K Buy
22,658
+16,559
+272% +$107K ﹤0.01% 4740
2020
Q2
$25K Sell
6,099
-5,300
-46% -$19.4K ﹤0.01% 6428
2020
Q1
$28K Buy
11,399
+2,101
+23% +$9.45K ﹤0.01% 6444
2019
Q4
$54K Buy
9,298
+3,649
+65% +$21.1K ﹤0.01% 6234
2019
Q3
$30K Sell
5,649
-1,509
-21% -$8.12K ﹤0.01% 6456
2019
Q2
$43K Buy
7,158
+424
+6% +$3.19K ﹤0.01% 6599
2019
Q1
$61K Buy
6,734
+1,428
+27% +$12.1K ﹤0.01% 6166
2018
Q4
$44K Sell
5,306
-1,015,916
-99% -$10.4M ﹤0.01% 6330
2018
Q3
$14.1M Buy
1,021,222
+1,018,934
+44,534% +$8.27M 0.01% 1063
2018
Q2
$18K Buy
+2,288
New +$18.3K ﹤0.01% 6960
2016
Q2
Sell
-4
Closed 7046
2016
Q1
$0 Buy
+4
New +$19 ﹤0.01% 7431
2014
Q4
Sell
-42
Closed 7092
2014
Q3
$0 Buy
+42
New +$204 ﹤0.01% 7041

Other funds holding ALDX

Citigroup's ALDX Position: Q1 2026 in Review

Citigroup increased its Aldeyra Therapeutics (ALDX) stake by 100% in Q1 2026, buying an estimated $6.82K and bringing the position to 3,111 shares worth $5.26K. The position accounts for ﹤0.01% of the portfolio, ranked #5253.

Citigroup first reported a position in ALDX in Q3 2014 and has held it in 34 quarters since. The position peaked at $14.1M in Q3 2018. 126 funds tracked by Wall St. Rank hold ALDX as of Q1 2026.

  • Citigroup held 3,111 shares of Aldeyra Therapeutics worth $5.26K as of Q1 2026.
  • Citigroup bought 1,556 Aldeyra Therapeutics shares in Q1 2026, an estimated $6.82K.
  • Aldeyra Therapeutics made up ﹤0.01% of Citigroup's portfolio in Q1 2026, its #5253 holding.
  • Citigroup first reported a position in Aldeyra Therapeutics in Q3 2014 and has held it in 34 quarters since.
  • Citigroup's Aldeyra Therapeutics position peaked at $14.1M in Q3 2018.
  • 126 funds tracked by Wall St. Rank held Aldeyra Therapeutics as of Q1 2026.

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