Insider Transactions Reported by 13 Insiders of Aldeyra Therapeutics, Inc.

Symbol
ALDX on Nasdaq
Location
Lexington, MA

Insiders trading volume in the past year

Aldeyra Therapeutics, Inc. executives and other stock owners filed with the SEC include:

Name Relationship Holdings Value Past Year Net Change Change % Report Date
PERCEPTIVE ADVISORS LLC 10%+ Owner $27,829,793 03 Apr 2025
Todd C. Brady President and CEO, Director $4,487,459 04 Mar 2025
Stephen Machatha Chief Development Officer $1,142,641 -$113,713 -9.1% 11 Aug 2025
Bruce Greenberg Interim Chief Financial Officer $598,583 12 Aug 2024
Joshua Reed Chief Financial Officer $478,196 30 Mar 2022
Michael Alfieri Principal Financial Officer $13,250 +$13,250 13 Aug 2025
Nancy Miller-Rich Director $9,340 10 Jun 2025
DOUGLAS RICHARD Director 10 Jun 2025
William D. Clark Director 17 Apr 2025
Martin Joseph Joyce Director 10 Jun 2025
Neal Walker Director 10 Jun 2025
Gary M. Phillips Director 10 Jun 2025
Ben Bronstein Director 10 Jun 2025

Recent Insider Transactions by Companies or Individuals for Aldeyra Therapeutics, Inc.

Insider Symbol Class Transaction % Value $ * Price $ Shares Shares Owned Date Ownership
Michael Alfieri ALDX Common Stock Purchase $13,250 $5.30 2,500 2,500 13 Aug 2025 Direct
Stephen Machatha ALDX Common Stock Sale -9.05% $113,713 $5.15 -22,073 221,799 11 Aug 2025 Direct
Neal Walker ALDX Stock Option (Right to Buy) Award 65,141 62,728 10 Jun 2025 Direct
Nancy Miller-Rich ALDX Stock Option (Right to Buy) Award 65,141 62,728 10 Jun 2025 Direct
Ben Bronstein ALDX Stock Option (Right to Buy) Award 66,347 62,728 10 Jun 2025 Direct
Martin Joseph Joyce ALDX Stock Option (Right to Buy) Award 71,655 62,728 10 Jun 2025 Direct
Douglas Richard ALDX Stock Option (Right to Buy) Award 78,893 62,728 10 Jun 2025 Direct
Gary M. Phillips ALDX Stock Option (Right to Buy) Award 71,172 62,728 10 Jun 2025 Direct
William D. Clark ALDX Stock Option (Right to Buy) Award 76,760 76,760 17 Apr 2025 Direct
Perceptive Advisors Llc ALDX Common Stock Sale -36.6% -3,400,000 5,875,851 03 Apr 2025 See Footnote
Todd C. Brady ALDX Stock Option (right to buy) Award 809,710 809,710 04 Mar 2025 Direct
Stephen Machatha ALDX Stock Option (right to buy) Award 202,427 202,427 04 Mar 2025 Direct
Stephen Machatha ALDX Common Stock Sale -6.35% $75,975 $4.74 -16,041 236,771 12 Aug 2024 Direct
Bruce Greenberg ALDX Common Stock Sale -7.9% $51,313 $4.74 -10,834 126,382 12 Aug 2024 Direct
Ben Bronstein ALDX Stock Option (Right to Buy) Award 3,860 3,860 10 Jun 2024 Direct
Douglas Richard ALDX Stock Option (Right to Buy) Award 51,915 40,282 04 Jun 2024 Direct
Martin Joseph Joyce ALDX Stock Option (Right to Buy) Award 46,706 40,282 04 Jun 2024 Direct
Neal Walker ALDX Stock Option (Right to Buy) Award 42,018 40,282 04 Jun 2024 Direct
Nancy Miller-Rich ALDX Stock Option (Right to Buy) Award 42,018 40,282 04 Jun 2024 Direct
Ben Bronstein ALDX Stock Option (Right to Buy) Award 45,664 40,282 04 Jun 2024 Direct
Gary M. Phillips ALDX Stock Option (Right to Buy) Award 46,359 40,282 04 Jun 2024 Direct
Perceptive Advisors Llc ALDX Common Stock Purchase 0.41% $178,755 $4.74 37,712 9,275,851 05 Apr 2024 See Footnote
Perceptive Advisors Llc ALDX Common Stock Purchase 1.54% $655,112 $4.67 140,281 9,238,139 04 Apr 2024 See Footnote
Perceptive Advisors Llc ALDX Common Stock Purchase 3.53% $1,267,274 $4.09 309,847 9,097,858 03 Apr 2024 See Footnote
Perceptive Advisors Llc ALDX Common Stock Purchase 2.16% $640,015 $3.44 186,051 8,788,011 02 Apr 2024 See Footnote
Perceptive Advisors Llc ALDX Common Stock Purchase 0.1% $27,216 $3.25 8,374 8,601,960 01 Apr 2024 See Footnote
Stephen Machatha ALDX Common Stock Sale -4.36% $36,503 $3.16 -11,537 252,812 12 Mar 2024 Direct
Stephen Machatha ALDX Common Stock Sale -4.52% $36,503 $3.16 -11,537 243,495 12 Mar 2024 Direct
Todd C. Brady ALDX Common Stock Sale -5.48% $260,238 $3.05 -85,324 1,471,298 12 Mar 2024 Direct
Bruce Greenberg ALDX Common Stock Sale -9.21% $44,968 $3.41 -13,201 130,154 11 Mar 2024 Direct
Bruce Greenberg ALDX Common Stock Sale -9.86% $44,968 $3.41 -13,201 120,699 11 Mar 2024 Direct
Stephen Machatha ALDX Common Stock Sale -6.67% $62,102 $3.41 -18,231 255,032 11 Mar 2024 Direct
Todd C. Brady ALDX Common Stock Sale -5.92% $320,521 $3.27 -97,914 1,556,622 11 Mar 2024 Direct
Bruce Greenberg ALDX Stock Option (right to buy) Award 252,280 252,280 09 Mar 2024 Direct
Stephen Machatha ALDX Stock Option (right to buy) Award 405,450 405,450 09 Mar 2024 Direct
Todd C. Brady ALDX Stock Option (right to buy) Award 1,081,201 1,081,201 09 Mar 2024 Direct
Perceptive Advisors Llc ALDX Common Stock Sale -3.44% $533,308 $1.74 -306,499 8,593,586 18 Oct 2023 See Footnote
Perceptive Advisors Llc ALDX Common Stock Sale -21.6% $3,920,000 $1.60 -2,450,000 8,900,085 16 Oct 2023 See Footnote
Todd C. Brady ALDX Common Stock Tax liability -4.27% -73,807 1,654,536 07 Sep 2023 Direct
Todd C. Brady ALDX Common Stock Options Exercise 18.8% 273,058 1,728,343 07 Sep 2023 Direct
Todd C. Brady ALDX Stock Option (right to buy) Options Exercise -100% -273,058 0 07 Sep 2023 Direct
Gary M. Phillips ALDX Common Stock Options Exercise 58% 5,437 14,812 07 Sep 2023 Direct
Gary M. Phillips ALDX Stock Option (Right to Buy) Options Exercise -100% -5,437 0 07 Sep 2023 Direct
Neal Walker ALDX Common Stock Options Exercise 153.7% 9,604 15,854 22 Aug 2023 Direct
Neal Walker ALDX Stock Option (Right to Buy) Options Exercise -100% -9,604 0 22 Aug 2023 Direct
Nancy Miller-Rich ALDX Stock Option (Right to Buy) Award 22,137 21,222 30 Jun 2023 Direct
Ben Bronstein ALDX Stock Option (Right to Buy) Award 24,058 21,222 30 Jun 2023 Direct
Neal Walker ALDX Stock Option (Right to Buy) Award 22,137 21,222 30 Jun 2023 Direct
Martin Joseph Joyce ALDX Stock Option (Right to Buy) Award 24,606 21,222 30 Jun 2023 Direct
Gary M. Phillips ALDX Stock Option (Right to Buy) Award 24,423 21,222 30 Jun 2023 Direct
* An asterisk sign (*) next to the price indicates that the price is likely invalid.