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
Q2 		$192K Buy
90,353
+6,053
+7% +$10.4K ﹤0.01% 3192
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 $179M AUM 63.61% 1-Year Est. Return
AQR Capital Management
AQR Capital Management Greenwich, Connecticut $287B AUM 42.33% 1-Year Est. Return
KCM
Kingdon Capital Management New York $976M AUM 66.76% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
D.E. Shaw & Co
D.E. Shaw & Co New York $210B AUM 57.28% 1-Year Est. Return
Marshall Wace
Marshall Wace London, United Kingdom $127B AUM 46.06% 1-Year Est. Return
6CM
683 Capital Management New York $2.04B AUM 94.26% 1-Year Est. Return
Jane Street
Jane Street New York $1.21T AUM 78.12% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Qube Research & Technologies (QRT)
Qube Research & Technologies (QRT) London, United Kingdom $108B AUM 37.29% 1-Year Est. Return

Russell Investments Group's ALDX Position: Q2 2026 in Review

Russell Investments Group increased its Aldeyra Therapeutics (ALDX) stake by 7.2% in Q2 2026, buying an estimated $10.4K and bringing the position to 90,353 shares worth $192K. The position accounts for ﹤0.01% of the portfolio, ranked #3192.

Russell Investments Group first reported a position in ALDX in Q2 2018 and has held it in 18 quarters since. The position peaked at $2.1M in Q3 2018. 108 funds tracked by Wall St. Rank hold ALDX as of Q2 2026.

  • Russell Investments Group held 90,353 shares of Aldeyra Therapeutics worth $192K as of Q2 2026.
  • Russell Investments Group bought 6,053 Aldeyra Therapeutics shares in Q2 2026, an estimated $10.4K.
  • Aldeyra Therapeutics made up ﹤0.01% of Russell Investments Group's portfolio in Q2 2026, its #3192 holding.
  • Russell Investments Group first reported a position in Aldeyra Therapeutics in Q2 2018 and has held it in 18 quarters since.
  • Russell Investments Group's Aldeyra Therapeutics position peaked at $2.1M in Q3 2018.
  • 108 funds tracked by Wall St. Rank held Aldeyra Therapeutics as of Q2 2026.

Based on Russell Investments Group's 13F filing for Q2 2026, filed 6 Aug 2026.