A detailed history of Ardsley Advisory Partners LP transactions in Aldeyra Therapeutics, Inc. stock. As of the latest transaction made, Ardsley Advisory Partners LP holds 500,000 shares of ALDX stock, worth $2.44 Million. This represents 0.48% of its overall portfolio holdings.

Number of Shares
500,000
Holding current value
$2.44 Million
% of portfolio
0.48%

Shares

10 transactions
Quarter Operation Price Per share shares change shares Held SEC Form
Q3 2024

Nov 14, 2024

BUY
$3.19 - $6.32 $1.6 Million - $3.16 Million
500,000 New
500,000 $2.7 Million
Q4 2020

Feb 16, 2021

SELL
$6.31 - $8.13 $391,851 - $504,873
-62,100 Closed
0 $0
Q2 2020

Aug 14, 2020

BUY
$1.97 - $5.05 $49,250 - $126,250
25,000 Added 67.39%
62,100 $259,000
Q4 2019

Feb 14, 2020

SELL
$4.73 - $7.98 $47,300 - $79,800
-10,000 Reduced 21.23%
37,100 $216,000
Q2 2019

Aug 13, 2019

SELL
$6.0 - $9.0 $30,000 - $45,000
-5,000 Reduced 9.6%
47,100 $282,000
Q4 2018

Feb 14, 2019

SELL
$7.26 - $13.29 $21,054 - $38,541
-2,900 Reduced 5.27%
52,100 $432,000
Q3 2018

Nov 14, 2018

BUY
$6.8 - $14.35 $68,000 - $143,500
10,000 Added 22.22%
55,000 $759,000
Q4 2017

Feb 14, 2018

BUY
$5.7 - $7.75 $31,053 - $42,222
5,448 Added 13.77%
45,000 $306,000
Q3 2017

Nov 14, 2017

BUY
$3.9 - $10.8 $97,500 - $270,000
25,000 Added 171.8%
39,552 $285,000
Q2 2017

Sep 21, 2017

BUY
N/A
14,552
14,552 $68,000

Others Institutions Holding ALDX

About Aldeyra Therapeutics, Inc.


  • Ticker ALDX
  • Exchange NASDAQ
  • Sector Healthcare
  • Industry Biotechnology
  • Shares Outstandng 58,323,100
  • Market Cap $285M
  • 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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