Stocks · Technology · Laboratory Analytical Instruments

HARVARD BIOSCIENCE INC

HBIO Clue Score31
United States Fiscal year ends December CIK 0001123494 Results filed 11 Aug 2026

What the insiders did Net buying

By person

9 insiders · 5 transactions
4.2×

John Duke holds only 4.2 times base salary in stock. $873.00K of shares against $203.08K in salary for 2025.

Salary from the company's own proxy. The shares are what John Duke last reported holding, valued at $4.85, the price Common Stock was last bought or sold at on the open market here, on 17 Mar 2026.

Insider
Role
Bought
Sold
Net
Holding
Worth
Change
William Snider
Director
$103.60K (2)
—
+$103.60K
48,556
$235.50K
—
Stephen J Denelsky
Director
$48.70K (1)
—
+$48.70K
37,556
$182.15K
—
John D Duke
Chief Executive Officer
$25.05K (1)
—
+$25.05K
180,000
$873.00K
—
Mark T Frost
Chief Financial Officer
$25.00K (1)
—
+$25.00K
47,500
$230.37K
—
James W Green
Director
—
—
—
2,452,566
$11.89M
−21.2%
Jennifer Cote
Chief Financial Officer
—
—
—
159,019
$771.24K
−8.2%
Katherine A. Eade
Director
—
—
—
58,669
$284.54K
—
Robert E. Gagnon
Director
—
—
—
27,556
$133.65K
—
Seth Benjamin Benson
Director
—
—
—
27,556
$133.65K
—

No percentages here. This company's share count has moved by a factor of 9.8 over the window, from 4,552,305 to 44,719,894 shares. A split, a merger or a large issue changes what the company is, and a holding measured at one point in that run is not a fraction of it at another.