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Alfieri Michael profile photo

Michael Alfieri

CIK: 0001744687

Transaction Breakdown

Open Market Buys (P)2 (100.0%)

High conviction signal

Open Market Sales (S)0 (0.0%)

Position reduction

Option Exercises (M)0 (0.0%)

Derivative conversions

Awards (A)0 (0.0%)

Compensation grants

Other (G, F, J, C, D, …)0 (0.0%)

Gifts, tax withholding, conversions, dispositions to the issuer and other codes

Companies & Roles (1)

Aldeyra Therapeutics, Inc. logo
ALDX

Aldeyra Therapeutics, Inc.

Officer

Discretionary Trading P&L

Holdings

Transaction History (2 total)

  • Aldeyra Therapeutics, Inc. logo
    ALDX

    Aldeyra Therapeutics, Inc.

    Mar 18, 2026
    Purchase(P)
    Direct
    5K shares at avg. $1.42$7K
  • Aldeyra Therapeutics, Inc. logo
    ALDX

    Aldeyra Therapeutics, Inc.

    Aug 13, 2025
    Purchase(P)
    Direct
    2.5K shares at avg. $5.30$13K

1-2 of 2

About Alfieri Michael

Alfieri Michael (SEC CIK 0001744687) files insider reports with the SEC as Principal Financial Officer of Aldeyra Therapeutics, Inc. (ALDX).

Signal8 holds 3 ownership filings by Alfieri Michael (1 Form 3, 2 Form 4), filed between Sep 10, 2024 and Mar 19, 2026. Those filings report 2 transactions, from Aug 13, 2025 to Mar 18, 2026. Signal8's Form 4 history starts in Sep 2024.

The business address on Alfieri Michael's filings is in LEXINGTON, MA.

Recent filings by Alfieri Michael

  • Mar 18, 2026: Open-market purchase of ALDX shares (Form 4, code P).
  • Aug 13, 2025: Open-market purchase of ALDX shares (Form 4, code P).

Other insiders filing for Aldeyra Therapeutics, Inc. (ALDX)

How to read Form 4 transaction codes