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Quadrature Capital’s Aldeyra Therapeutics ALDX Stock Holding History

Quadrature Capital’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 		$98.1K Buy
+46,044
New +$79.2K ﹤0.01% 1468
2025
Q4 		– Sell
-19,275
Closed -$101K – 1233
2025
Q3 		$101K Buy
+19,275
New +$101K ﹤0.01% 874

Other funds holding ALDX

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
AAP
Ardsley Advisory Partners Stamford, Connecticut $960M AUM 207.76% 1-Year Est. Return
GCP
GSA Capital Partners London, United Kingdom $1.59B AUM 39.81% 1-Year Est. Return
WC
Woodstock Corp Boston, Massachusetts $1.2B AUM 26.37% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Russell Investments Group
Russell Investments Group London, United Kingdom $114B AUM 41.71% 1-Year Est. Return
CPIG
Chicago Partners Investment Group Chicago, Illinois $5B AUM 26.84% 1-Year Est. Return
Wealth Enhancement Advisory Services
Wealth Enhancement Advisory Services Plymouth, Minnesota $59.8B AUM 29.42% 1-Year Est. Return
IAIM
International Assets Investment Management Orlando, Florida $1.67B AUM 28.26% 1-Year Est. Return
AA
AlphaCentric Advisors San Juan, Puerto Rico $118M AUM

Quadrature Capital's ALDX Position: Q2 2026 in Review

Quadrature Capital opened a new position in Aldeyra Therapeutics (ALDX) in Q2 2026: 46,044 shares worth $98.1K. The stake represents ﹤0.01% of the portfolio and ranks #1468 among its holdings. This is a return to the name: Quadrature Capital previously reported a position in ALDX as recently as Q3 2025.

Quadrature Capital first reported a position in ALDX in Q3 2025 and has held it in 2 quarters since. The position peaked at $101K in Q3 2025. 33 funds tracked by Wall St. Rank hold ALDX as of Q2 2026.

  • Quadrature Capital held 46,044 shares of Aldeyra Therapeutics worth $98.1K as of Q2 2026.
  • Aldeyra Therapeutics was a new Quadrature Capital position in Q2 2026.
  • Aldeyra Therapeutics made up ﹤0.01% of Quadrature Capital's portfolio in Q2 2026, its #1468 holding.
  • Quadrature Capital first reported a position in Aldeyra Therapeutics in Q3 2025 and has held it in 2 quarters since.
  • Quadrature Capital's Aldeyra Therapeutics position peaked at $101K in Q3 2025.
  • 33 funds tracked by Wall St. Rank held Aldeyra Therapeutics as of Q2 2026.

Based on Quadrature Capital's 13F filing for Q2 2026, filed 7 Aug 2026.