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SUPRAN BRYAN profile photo

Bryan Supran

CIK: 0001511797

Transaction Breakdown

Open Market Buys (P)0 (0.0%)

High conviction signal

Open Market Sales (S)1 (33.3%)

Position reduction

Option Exercises (M)0 (0.0%)

Derivative conversions

Awards (A)2 (66.7%)

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.

Officer

Discretionary Trading P&L

Holdings

Transaction History (3 total)

  • ALNYLAM PHARMACEUTICALS, INC. logo
    ALNY

    ALNYLAM PHARMACEUTICALS, INC.

    Oct 2, 2026
    Sale(S)
    Direct
    1.8K shares at avg. $226.88$399K
  • ALNYLAM PHARMACEUTICALS, INC. logo
    ALNY

    ALNYLAM PHARMACEUTICALS, INC.

    Mar 2, 2026
    Award(A)
    Direct
    1.5K shares-
  • ALNYLAM PHARMACEUTICALS, INC. logo
    ALNY

    ALNYLAM PHARMACEUTICALS, INC.

    Oct 1, 2025
    Award(A)
    Direct
    13K shares-

1-3 of 3

About SUPRAN BRYAN

SUPRAN BRYAN (SEC CIK 0001511797) files insider reports with the SEC as EVP, CLO and Secretary of ALNYLAM PHARMACEUTICALS, INC. (ALNY).

Signal8 holds 4 ownership filings by SUPRAN BRYAN (1 Form 3, 3 Form 4), filed between Sep 22, 2025 and Oct 6, 2026. Those filings report 3 transactions, from Oct 1, 2025 to Oct 2, 2026. Signal8's Form 4 history starts in Sep 2024.

The business address on SUPRAN BRYAN's filings is in CAMBRIDGE, MA.

Recent filings by SUPRAN BRYAN

  • Oct 2, 2026: Open-market sale of ALNY shares (Form 4, code S).
  • Mar 2, 2026: Grant or award of ALNY shares (Form 4, code A).
  • Oct 1, 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