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Aldeyra Therapeutics, Inc.

ALDX Net buying

CIK 0001341235 #4374 in the set updated 18 Sep 2026

Bought (120 mo)

$70.73M

out of their own pocket, the only kind of buying there is

Sold (120 mo)

$11.22M

$0.00 on a plan · $0.00 straight out of an exercise

Sold at will

$11.22M

13 of 13 sales

Net

+$59.51M

+$59.51M against sales at will

By person

16 insiders · 76 transactions

Insider

Role

Bought

Sold

Net

Holding

Of company

Worth

Change

PERCEPTIVE ADVISORS LLC entity

10% owner

$68.87M (25)

$9.28M (3)

+$59.59M

18,369,181

30.45%

$30.75M

+29.5%

TREU JESSE I

Director

—

$968.40K (2)

−$968.40K

1,885,854

3.13%

$3.16M

−4.9%

DOUGLAS RICHARD

Director

$635.77K (8)

—

+$635.77K

195,000

0.3232%

$326.39K

—

Brady Todd C

President and CEO

$1.04M (11)

$580.76K (2)

+$462.34K

1,721,298

2.85%

$2.88M

+2,907%

Machatha Stephen

Chief Development Officer

—

$288.29K (4)

−$288.29K

221,799

0.3677%

$371.25K

+459.0%

Greenberg Bruce

See Remarks

—

$96.28K (2)

−$96.28K

126,382

0.2095%

$211.54K

+419.4%

JOYCE MARTIN JOSEPH

Director

$44.99K (3)

—

+$44.99K

23,967

0.0397%

$40.12K

+77.5%

Bronstein Ben

Director

$29.94K (2)

—

+$29.94K

28,248

0.0468%

$47.28K

+126.0%

Clark David J

Chief Medical Officer

$25.31K (1)

—

+$25.31K

17,878

0.0296%

$29.92K

+288.6%

Alfieri Michael

Principal Financial Officer

$20.35K (2)

—

+$20.35K

7,500

0.0124%

$12.55K

—

McMullin David

Chief Commercial Officer

$20.26K (1)

—

+$20.26K

257,703

0.4272%

$431.34K

+7,538%

Reed Joshua

Chief Financial Officer

$15.07K (1)

—

+$15.07K

274,825

0.4556%

$460.00K

—

Tulipano Stephen J

Chief Financial Officer

$15.00K (1)

—

+$15.00K

8,563

0.0142%

$14.33K

—

Miller-Rich Nancy

Director

$10.45K (2)

—

+$10.45K

922

0.0015%

$1.54K

—

Walker Neal

Director

—

15,854

0.0263%

$26.54K

+153.7%

Phillips Gary M.

Director

—

14,812

0.0246%

$24.79K

+58.0%

Individual transactions

Insider

Date

Role

Action

Price

Amount

Machatha Stephen

11 Aug 2025

Chief Development Officer

Sell

22,073

$5.15

$113.71K

PERCEPTIVE ADVISORS LLC

3 Apr 2025

10% owner

Sell indirect

3,400,000

$1.42

$4.83M

Greenberg Bruce

12 Aug 2024

See Remarks

Sell

10,834

$4.74

$51.31K

Machatha Stephen

12 Aug 2024

Chief Development Officer

Sell

16,041

$4.74

$75.97K

Brady Todd C

12 Mar 2024

President and CEO

Sell

85,324

$3.05

$260.24K

Machatha Stephen

12 Mar 2024

Chief Development Officer

Sell

11,537

$3.16

$36.50K

Brady Todd C

11 Mar 2024

President and CEO

Sell

97,914

$3.27

$320.52K

Machatha Stephen

11 Mar 2024

Chief Development Officer

Sell

18,231

$3.41

$62.10K

Greenberg Bruce

11 Mar 2024

See Remarks

Sell

13,201

$3.41

$44.97K

PERCEPTIVE ADVISORS LLC

18 Oct 2023

10% owner

Sell indirect

306,499

$1.74

$533.31K

PERCEPTIVE ADVISORS LLC

16 Oct 2023

10% owner

Sell indirect

2,450,000

$1.60

$3.92M

TREU JESSE I

26 Mar 2019

Director

Sell indirect

445

$10.01

$4.45K

TREU JESSE I

26 Mar 2019

Director

Sell indirect

96,298

$10.01

$963.94K

Show all 76 transactions →

What was left out

Form 4 filings counted 151

Amendments (4/A) skipped 5

Filings about a different issuer 0

Unreadable filings 0

Joint filings 20

Sales on a Rule 10b5-1 plan 0

Sales straight out of an exercise 0

Sales at will 13

Transactions with no price 0

Shares from compensation/vesting 2,657,507

Sales filed before the plan box existed 2

History held since 14 Sep 2016