A detailed history of Sei Investments CO transactions in Aldeyra Therapeutics, Inc. stock. As of the latest transaction made, Sei Investments CO holds 39,359 shares of ALDX stock, worth $199,550. This represents 0.0% of its overall portfolio holdings.

Number of Shares
39,359
Holding current value
$199,550
% of portfolio
0.0%

Shares

5 transactions
Quarter Operation Price Per share shares change shares Held SEC Form
Q3 2025

Nov 13, 2025

BUY
$4.0 - $5.89 $157,436 - $231,824
39,359 New
39,359 $203,000
Q3 2021

Nov 12, 2021

SELL
$7.94 - $11.31 $551,814 - $786,022
-69,498 Closed
0 $0
Q2 2021

Aug 06, 2021

BUY
$10.44 - $14.85 $725,559 - $1.03 Million
69,498 New
69,498 $787,000
Q1 2019

May 15, 2019

SELL
$7.14 - $9.85 $460,815 - $635,719
-64,540 Closed
0 $0
Q4 2018

Feb 13, 2019

BUY
$7.26 - $13.29 $468,560 - $857,736
64,540 New
64,540 $536,000

Others Institutions Holding ALDX

About Aldeyra Therapeutics, Inc.


  • Ticker ALDX
  • Exchange NASDAQ
  • Sector Healthcare
  • Industry Biotechnology
  • Shares Outstandng 58,323,100
  • Market Cap $296M
  • Description
  • Aldeyra Therapeutics, Inc., a biotechnology company, develops and commercializes medicines for immune-mediated ocular and systemic diseases. The company's lead product candidate is reproxalap, a reactive aldehyde species (RASP)modulator, which is in Phase III clinical trial for the treatment of dry eye diseases and allergic conjunctivitis. It al...
More about ALDX
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