Russell Investments Group
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Russell Investments Group’s Aldeyra Therapeutics ALDX Stock Holding History

Russell Investments Group’s Portfolio ALDX Stock Details ALDX Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$142K Sell
84,300
-29,826
-26% -$131K ﹤0.01% 2965
2025
Q4 		$591K Buy
114,126
+3,024
+3% +$15.5K ﹤0.01% 2428
2025
Q3 		$580K Buy
111,102
+84,758
+322% +$442K ﹤0.01% 2419
2025
Q2 		$101K Sell
26,344
-698
-3% -$1.8K ﹤0.01% 2813
2025
Q1 		$155K Buy
+27,042
New +$160K ﹤0.01% 2656
2024
Q4 		– Sell
-7,218
Closed -$38.9K – 3693
2024
Q3 		$38.9K Buy
+7,218
New +$34.4K ﹤0.01% 2829
2021
Q3 		– Sell
-15,881
Closed -$179K – 3031
2021
Q2 		$179K Buy
+15,881
New +$191K ﹤0.01% 2935
2021
Q1 		– Sell
-46,802
Closed -$320K – 3088
2020
Q4 		$320K Sell
46,802
-2,229
-5% -$15.7K ﹤0.01% 2598
2020
Q3 		$362K Buy
49,031
+6,827
+16% +$44.1K ﹤0.01% 2539
2020
Q2 		$175K Buy
+42,204
New +$154K ﹤0.01% 2742
2020
Q1 		– Sell
-51,658
Closed -$299K – 3021
2019
Q4 		$299K Sell
51,658
-7,389
-13% -$42.7K ﹤0.01% 2580
2019
Q3 		$313K Sell
59,047
-71,200
-55% -$383K ﹤0.01% 2452
2019
Q2 		$782K Hold
130,247
– – ﹤0.01% 2090
2019
Q1 		$1.18M Sell
130,247
-4,508
-3% -$38.3K ﹤0.01% 1980
2018
Q4 		$1.12M Sell
134,755
-17,118
-11% -$175K ﹤0.01% 1886
2018
Q3 		$2.1M Sell
151,873
-15,964
-10% -$130K ﹤0.01% 1732
2018
Q2 		$1.33M Buy
+167,837
New +$1.34M ﹤0.01% 1962

Other funds holding ALDX

KCM
Knoll Capital Management Miami, Florida $180M AUM 66.11% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
AQR Capital Management
AQR Capital Management Greenwich, Connecticut $218B AUM 29.41% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
KCM
Kingdon Capital Management New York $911M AUM 51.11% 1-Year Est. Return
6CM
683 Capital Management New York $1.92B AUM 85.52% 1-Year Est. Return
D.E. Shaw & Co
D.E. Shaw & Co New York $166B AUM 43.98% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Millennium Management
Millennium Management New York $240B AUM 35.51% 1-Year Est. Return

Russell Investments Group's ALDX Position: Q1 2026 in Review

Russell Investments Group reduced its Aldeyra Therapeutics (ALDX) stake by 26% in Q1 2026, selling an estimated $131K and leaving 84,300 shares worth $142K. The position accounts for ﹤0.01% of the portfolio, ranked #2965.

Russell Investments Group first reported a position in ALDX in Q2 2018 and has held it in 17 quarters since. The position peaked at $2.1M in Q3 2018. 126 funds tracked by Wall St. Rank hold ALDX as of Q1 2026.

  • Russell Investments Group held 84,300 shares of Aldeyra Therapeutics worth $142K as of Q1 2026.
  • Russell Investments Group sold 29,826 Aldeyra Therapeutics shares in Q1 2026, an estimated $131K.
  • Aldeyra Therapeutics made up ﹤0.01% of Russell Investments Group's portfolio in Q1 2026, its #2965 holding.
  • Russell Investments Group first reported a position in Aldeyra Therapeutics in Q2 2018 and has held it in 17 quarters since.
  • Russell Investments Group's Aldeyra Therapeutics position peaked at $2.1M in Q3 2018.
  • 126 funds tracked by Wall St. Rank held Aldeyra Therapeutics as of Q1 2026.

Based on Russell Investments Group's 13F filing for Q1 2026, filed 8 May 2026.