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Murphy Keith

SEC insider (Form 3/4/5 filer). CIK 0001536583. EXECUTIVE CHAIRMAN at VivoSim Labs, INC. (VIVS) and 1 other issuer. 2 reported Form 4/5 transactions since Sep 2024; latest on Jan 27, 2026. Located in SAN DIEGO, CA.

Companies Murphy Keith has filed insider reports for

  • VivoSim Labs, INC. (VIVS): Director, Officer, EXECUTIVE CHAIRMAN
  • Matinas BioPharma Holdings, Inc. (MTNB): Director
Murphy Keith profile photo

Murphy Keith

CIK: 0001536583

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 (2)

VivoSim Labs, INC. logo
VIVS

VivoSim Labs, INC.

DirectorOfficer
Matinas BioPharma Holdings, Inc. logo
MTNB

Matinas BioPharma Holdings, Inc.

Director

Discretionary Trading P&L

Holdings

Transaction History (2 total)

  • VivoSim Labs, INC. logo
    VIVS

    VivoSim Labs, INC.

    Jan 27, 2026
    Award
    Direct
    15K shares-
  • Matinas BioPharma Holdings, Inc. logo
    MTNB

    Matinas BioPharma Holdings, Inc.

    Apr 30, 2025
    Award

    Stock Option (right to Buy)

    Direct
    11.6K shares-

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