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$HBIO All transactions

HARVARD BIOSCIENCE INC

A

$ Value

$0

Shares

500,000

Price

$0

Filed

Aug 11

Insider

Name

Duke John D

Title

Chief Executive Officer

CIK

0002071593

Roles

Director Officer

Transaction Details

Transaction Date

2025-08-08

Code

A

Table

Non-Derivative

Ownership

Direct

Equity Swap

No

Shares After

1,000,000

Footnotes

Represents an award of 500,000 restricted stock units (RSUs) that will vest in three equal installments on August 8, 2026, 2027 and 2028, subject to the terms set forth in an award agreement between the Issuer and the Reporting Person. | Represents an award of 500,000 RSUs with performance based vesting conditions. These RSUs will vest upon the achievement of a relative total shareholder return of the Issuer's common stock during the period from August 8, 2025 to the earlier of (i) July 30, 2028, and (ii) the date of a change of control, measured relative to the Russell2000 index, subject to the terms set forth in an award agreement between the Issuer and the Reporting Person. The target number of these RSUs that may be earned is reported above; the maximum amount is 150% of the number reported. | Includes the awards described in footnotes (1) and (2) above.

Filing Info

Accession No.

0001104659-25-076302

Form Type

4

Issuer CIK

0001123494

Duke John D's History

Date Ticker Type Value
2026-03-20 HBIO A $0
2026-03-16 HBIO $25K
2025-08-08 HBIO A $0
2025-08-08 HBIO A $0

Other Insiders at HBIO (90d)

Insider Bought Sold Last
Snider William $104K 2026-03-17
DENELSKY STEPHEN J $49K 2026-03-17
Duke John D
Chief Executive Officer
$25K 2026-03-20
Frost Mark T
Chief Financial Officer
$25K 2026-03-20