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HAMBURG MARGARET A profile photo

Margaret A. Hamburg

CIK: 0001266917

Transaction Breakdown

Open Market Buys (P)0 (0.0%)

High conviction signal

Open Market Sales (S)0 (0.0%)

Position reduction

Option Exercises (M)0 (0.0%)

Derivative conversions

Awards (A)2 (100.0%)

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)

ALNYLAM PHARMACEUTICALS, INC. logo
ALNY

ALNYLAM PHARMACEUTICALS, INC.

Director

Discretionary Trading P&L

Holdings

Transaction History (2 total)

  • ALNYLAM PHARMACEUTICALS, INC. logo
    ALNY

    ALNYLAM PHARMACEUTICALS, INC.

    May 20, 2026
    Award(A)
    Direct
    671 shares-
  • ALNYLAM PHARMACEUTICALS, INC. logo
    ALNY

    ALNYLAM PHARMACEUTICALS, INC.

    May 8, 2025
    Award(A)
    Direct
    775 shares-

1-2 of 2

About HAMBURG MARGARET A

HAMBURG MARGARET A (SEC CIK 0001266917) files insider reports with the SEC as Director of ALNYLAM PHARMACEUTICALS, INC. (ALNY).

Signal8 holds 2 ownership filings by HAMBURG MARGARET A, all Form 4s, filed between May 12, 2025 and May 22, 2026. Those filings report 2 transactions, from May 8, 2025 to May 20, 2026. Signal8's Form 4 history starts in Sep 2024.

The business address on HAMBURG MARGARET A's filings is in CAMBRIDGE, MA.

Recent filings by HAMBURG MARGARET A

  • May 20, 2026: Grant or award of ALNY shares (Form 4, code A).
  • May 8, 2025: Grant or award of ALNY shares (Form 4, code A).

Other insiders filing for ALNYLAM PHARMACEUTICALS, INC. (ALNY)

How to read Form 4 transaction codes