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Frost Mark T

SEC insider (Form 3/4/5 filer). CIK 0001310262. Chief Financial Officer at HARVARD BIOSCIENCE INC (HBIO). 3 reported Form 4/5 transactions since Sep 2024; latest on Mar 20, 2026. Located in HOLLISTON, MA.

Companies Frost Mark T has filed insider reports for

  • HARVARD BIOSCIENCE INC (HBIO): Officer, Chief Financial Officer
Frost Mark T profile photo

Frost Mark T

CIK: 0001310262

Transaction Breakdown

Open Market Buys (P)1 (33.3%)

High conviction signal

Open Market Sales (S)0 (0.0%)

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)

HARVARD BIOSCIENCE INC logo
HBIO

HARVARD BIOSCIENCE INC

Officer

Discretionary Trading P&L

Holdings

Transaction History (3 total)

  • HARVARD BIOSCIENCE INC logo
    HBIO

    HARVARD BIOSCIENCE INC

    Mar 20, 2026
    Award
    Direct
    30K shares-
  • HARVARD BIOSCIENCE INC logo
    HBIO

    HARVARD BIOSCIENCE INC

    Mar 16, 2026
    Purchase
    Direct
    5K shares at avg. $5.00$25K
  • HARVARD BIOSCIENCE INC logo
    HBIO

    HARVARD BIOSCIENCE INC

    May 12, 2025
    Award
    Direct
    100K shares-

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