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$HBIO All transactions

HARVARD BIOSCIENCE INC

A

$ Value

$0

Shares

75,000

Price

$0

Filed

Mar 23

Insider

Name

Duke John D

Title

Chief Executive Officer

CIK

0002071593

Roles

Director Officer

Transaction Details

Transaction Date

2026-03-20

Code

A

Table

Non-Derivative

Ownership

Direct

Equity Swap

No

Shares After

180,000

Footnotes

See remarks

Filing Info

Accession No.

0001171843-26-001843

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 2026-03-16
Frost Mark T
Chief Financial Officer
$25K 2026-03-20