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Cliff Asness’s Aldeyra Therapeutics ALDX Stock Holding History

Cliff Asness’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 		$7.99M Buy
3,751,558
+921,683
+33% +$1.58M ﹤0.01% 1713
2026
Q1 		$4.78M Buy
2,829,875
+1,602,953
+131% +$7.02M ﹤0.01% 1785
2025
Q4 		$6.36M Sell
1,226,922
-278,438
-18% -$1.43M ﹤0.01% 1433
2025
Q3 		$7.86M Buy
1,505,360
+31,548
+2% +$165K 0.01% 1206
2025
Q2 		$5.64M Buy
1,473,812
+1,081,257
+275% +$2.8M ﹤0.01% 1216
2025
Q1 		$2.26M Buy
392,555
+321,992
+456% +$1.9M ﹤0.01% 1540
2024
Q4 		$352K Buy
+70,563
New +$362K ﹤0.01% 2428
2024
Q3 		– Sell
-34,781
Closed -$115K – 2756
2024
Q2 		$115K Sell
34,781
-70,273
-67% -$275K ﹤0.01% 2485
2024
Q1 		$344K Buy
+105,054
New +$346K ﹤0.01% 2093
2023
Q4 		– Sell
-20,913
Closed -$140K – 2327
2023
Q3 		$140K Sell
20,913
-5,245
-20% -$38.9K ﹤0.01% 2188
2023
Q2 		$219K Buy
+26,158
New +$258K ﹤0.01% 2060
2022
Q3 		– Sell
-40,954
Closed -$163K – 2178
2022
Q2 		$163K Buy
+40,954
New +$141K ﹤0.01% 2018
2021
Q3 		– Sell
-22,629
Closed -$256K – 2238
2021
Q2 		$256K Buy
+22,629
New +$272K ﹤0.01% 2086
2019
Q2 		– Sell
-20,145
Closed -$182K – 2061
2019
Q1 		$182K Buy
20,145
+7,171
+55% +$60.9K ﹤0.01% 2088
2018
Q4 		$108K Buy
+12,974
New +$133K ﹤0.01% 2144

Other funds holding ALDX

KCM
Knoll Capital Management Miami, Florida $179M AUM 63.61% 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
Acadian Asset Management
Acadian Asset Management Boston, Massachusetts $84.2B AUM 55.88% 1-Year Est. Return

Cliff Asness's ALDX Position: Q2 2026 in Review

Cliff Asness increased its Aldeyra Therapeutics (ALDX) stake by 33% in Q2 2026, buying an estimated $1.58M and bringing the position to 3,751,558 shares worth $7.99M. The position accounts for ﹤0.01% of the portfolio, ranked #1713.

Cliff Asness first reported a position in ALDX in Q4 2018 and has held it in 15 quarters since. 108 funds tracked by Wall St. Rank hold ALDX as of Q2 2026.

  • Cliff Asness held 3,751,558 shares of Aldeyra Therapeutics worth $7.99M as of Q2 2026.
  • Cliff Asness bought 921,683 Aldeyra Therapeutics shares in Q2 2026, an estimated $1.58M.
  • Aldeyra Therapeutics made up ﹤0.01% of Cliff Asness's portfolio in Q2 2026, its #1713 holding.
  • Cliff Asness first reported a position in Aldeyra Therapeutics in Q4 2018 and has held it in 15 quarters since.
  • 108 funds tracked by Wall St. Rank held Aldeyra Therapeutics as of Q2 2026.

Based on AQR Capital Management's 13F filing for Q2 2026, filed 14 Aug 2026.