John D Duke

HBIO

John D Duke serves as director, officer: Chief Executive Officer at Harvard Bioscience, Inc. (HBIO). This page tracks their complete SEC Form 4 insider trading history including stock purchases and sales.

Total Buys

1 trades

$25.1K

Total Sells

0 trades

$0.00

Net Position

Net Buyer

$25.1K

Companies Traded

HBIO

Active Period

Mar 2026

1 total trades

Most Recent

Buy HBIO

Mar 17, 2026 · $25.1K

John D Duke's Insider Trading at Harvard Bioscience, Inc. (HBIO)

Buys

1 · $25.1K

Sells

0 · $0.00

Total Shares Bought

5,000

Total Shares Sold

HBIO Price Chart

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Date	Type	Shares	Avg Price	Value	Shares After
Mar 17, 2026	Buy	5,000	$5.01	$25.1K	105,000

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