Aldeyra Therapeutics Inc

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Aldeyra Therapeutics Inc
TickerALDX
CIK #0001341235
CUSIP01438T106
SectorLife Sciences - Pharmaceutical Preparations
Address15 New England Executive Park, Burlington, MA 01803
Source [EDGAR]
Reg D Offering (Form D) Filed Raised Terms
Aldeyra Therapeutics Inc 2019-02-11 10.0 M Exemption: 506(b) · Remaining: $15,000,000 · Duration: One year or less · Revenue: Decline to Disclose
Aldexa Therapeutics Inc 2013-01-03 4.8 M Exemption: 506 · Remaining: $3,994,240 · Duration: One year or less · Revenue: Decline to Disclose
CIK Filing 2011 - 2026
[0001341235] 10-K
[0001341235] 10-Q
[0001341235] 3
[0001341235] 4
[0001341235] 8-K
[0001341235] D
[0001341235] SC 13G
Form 13D/13G Filer Form 13D/13G Subject Filed % Owned
Vanguard Group Inc Aldeyra Therapeutics Inc [2024-02-13] 6.68
BlackRock Inc Aldeyra Therapeutics Inc [2024-01-29] 5.8
Knoll Capital Management LLC Aldeyra Therapeutics Inc [2023-10-04] 6.1
BlackRock Inc Aldeyra Therapeutics Inc [2022-07-08] 1.7
State Street Corp Aldeyra Therapeutics Inc [2022-02-09] 5.31
BlackRock Inc Aldeyra Therapeutics Inc [2022-02-04] 5.6
ProSight Management LP Aldeyra Therapeutics Inc [2020-02-25] 6.3
BlackRock Inc Aldeyra Therapeutics Inc [2020-02-07] 5.7
Adage Capital Partners GP LLC Aldeyra Therapeutics Inc [2019-09-27] 5.14
683 Capital Management LLC Aldeyra Therapeutics Inc [2018-01-22] 5.2
Sphera Funds Management Ltd Aldeyra Therapeutics Inc [2017-02-21] 6.17
Marxe Austin W & Greenhouse David M Aldeyra Therapeutics Inc [2017-02-10] 7.3
Marxe Austin W & Greenhouse David M Aldeyra Therapeutics Inc [2017-02-10] 7.3
Perceptive Advisors LLC Aldeyra Therapeutics Inc [2016-02-16] 12.77
Flynn James E Aldeyra Therapeutics Inc [2015-05-13] 9.12
Johnson & Johnson Aldeyra Therapeutics Inc [2015-02-05] 31.4
Domain Partners VI LP Aldeyra Therapeutics Inc [2015-02-05] 35.5
FMR LLC Aldeyra Therapeutics Inc [2014-06-10] 0.0
Form 3/4/5 Filer 2011 - 2026
Deptula-Hicks Darlene M
Aldeyra Therapeutics Inc
Miller-Rich Nancy
Douglas Richard
Phillips Gary M
Clark William D
Walker Neal
Bronstein Ben
Brady Todd C
Alfieri Michael
Machatha Stephen
Joyce Martin Joseph
Perceptive Life Sciences Master Fund Ltd
Edelman Joseph
Perceptive Advisors LLC
Greenberg Bruce
Reed Joshua
Treu Jesse I
McMullin David
Clark David J
Tulipano Stephen J
Clarke C Boyd
Young Scott
Shah Nimesh
Vitullo Nicole
Schoemaker Kathleen K
Domain Partners VI LP
Blair James C
Dovey Brian H
DP VI Associates LP
Johnson & Johnson
Johnson & Johnson Development Corp ET AL
Kamdar Kim P
Domain Associates
Halak Brian K
Insider Transaction (Form 3/4/5) Date Action Shares Price Value ($)
Brady Todd C
Bonus Units · derivative
2026-03-27 Grant 632,318 $0.00
Brady Todd C
Stock Option (right to buy) · derivative
2026-03-27 Grant 1,880,510 $0.00
Douglas Richard
Common Stock
2026-03-19 Buy 70,000 $1.40 98,000
Alfieri Michael
Common Stock
2026-03-18 Buy 5,000 $1.42 7,100
Alfieri Michael
Common Stock
2025-08-13 Buy 2,500 $5.30 13,250
Machatha Stephen
Common Stock
2025-08-11 Sell 22,073 $5.15 113,676
Bronstein Ben
Stock Option (Right to Buy) · derivative
2025-06-10 Grant 62,728 $0.00
Phillips Gary M
Stock Option (Right to Buy) · derivative
2025-06-10 Grant 3,619 $0.00
Joyce Martin Joseph
Stock Option (Right to Buy) · derivative
2025-06-10 Grant 62,728 $0.00
Joyce Martin Joseph
Stock Option (Right to Buy) · derivative
2025-06-10 Grant 1,689 $0.00
Joyce Martin Joseph
Stock Option (Right to Buy) · derivative
2025-06-10 Grant 7,238 $0.00
Douglas Richard
Stock Option (Right to Buy) · derivative
2025-06-10 Grant 62,728 $0.00
Douglas Richard
Stock Option (Right to Buy) · derivative
2025-06-10 Grant 14,476 $0.00
Douglas Richard
Stock Option (Right to Buy) · derivative
2025-06-10 Grant 1,689 $0.00
Phillips Gary M
Stock Option (Right to Buy) · derivative
2025-06-10 Grant 4,825 $0.00
Phillips Gary M
Stock Option (Right to Buy) · derivative
2025-06-10 Grant 62,728 $0.00
Walker Neal
Stock Option (Right to Buy) · derivative
2025-06-10 Grant 62,728 $0.00
Walker Neal
Stock Option (Right to Buy) · derivative
2025-06-10 Grant 2,413 $0.00
Miller-Rich Nancy
Stock Option (Right to Buy) · derivative
2025-06-10 Grant 62,728 $0.00
Miller-Rich Nancy
Stock Option (Right to Buy) · derivative
2025-06-10 Grant 2,413 $0.00
showing 20 of 200 most recent transactions
13F Ownership Over TimeHoldersShares Held
2026-03-31 126 37,994,100
2025-12-31 137 38,758,289
2025-09-30 130 38,640,992
2025-06-30 123 34,463,257
2025-03-31 128 38,902,498
2024-12-31 120 38,440,540
2024-09-30 114 37,025,108
2024-06-30 104 35,556,689
2024-03-31 103 36,193,298
2023-12-31 106 35,705,053
2023-09-30 121 38,058,532
2023-06-30 120 40,397,745
Form 13F Holdings
Firm Period DFND Voting Shares
Ardsley Advisory Partners LP [2026-06-30] SOLE 1,275,000 1,275,000
Woodstock Corp [2026-06-30] SOLE 242,756 242,756
Wealth Enhancement Advisory Services LLC [2026-06-30] SOLE 2,143 47,518
Y-Intercept Hong Kong Ltd [2026-06-30] SOLE 17,084 17,084
Merit Financial Group LLC [2026-06-30] OTR 0 15,860
Activest Wealth Management [2026-06-30] SOLE 0 15,000
Inspirion Wealth Advisors LLC [2026-06-30] SOLE 0 10,000
Farther Finance Advisors LLC [2026-06-30] SOLE 0 4,497
IFP Advisors LLC [2026-06-30] SOLE 1,407 1,407
Merit Financial Group LLC [2026-06-30] SOLE 0 804
Gamma Investing LLC [2026-06-30] DFND 320 320
True Wealth Design LLC [2026-06-30] SOLE 0 312
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