HARVARD BIOSCIENCE INC (HBIO)
Data as of , from SEC Form 4 filings.
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Stephen J. Denelsky - DirectorOpen-market purchase$49K- William Snider - DirectorOpen-market purchase$62K
- William Snider
About HARVARD BIOSCIENCE INC (HBIO)
Harvard Bioscience Inc is a developer, manufacturer, and seller of technologies, products, and services that enable advances in life science applications, including research, drug and therapy discovery, bioproduction, and preclinical testing. The company organizes its product line into two product families: Cellular and Molecular Technologies (CMT) and Preclinical. The CMT product family supports molecular, cellular, organ, and organoid research, as well as bioproduction and in vitro testing, while the Preclinical product family provides products for preclinical research and testing, including data collection and analysis for safety and regulatory compliance. Its geographical segments include the Americas, Europe, Middle East and Africa, and Asia.
- HOLLISTON, MA
- 339
- 2000
- XNAS
https://www.harvardbioscience.comSEC filings for HBIO on EDGAR
HBIO Form 4 activity by transaction type, last 90 days
No Form 4 activity for HBIO in the last 90 days.
HBIO insider transactions (Form 4)
2920 Form 4 filings on record, the earliest from Dec 31, 2024, newest first.
| Date | Insider | Transaction | Security | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Katherine A. Eade - Director | Grant or award | Common Stock | 16,556 footnote F1 | $0.00 | - | |
| ||||||
| William Snider - Director | Grant or award | Common Stock | 16,556 footnote F1 | $0.00 | - | |
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| Stephen J. Denelsky - Director | Grant or award | Common Stock | 16,556 footnote F1 | $0.00 | - | |
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 Robert E. Gagnon - Director | Grant or award | Common Stock | 16,556 footnote F1 | $0.00 | - | |
| ||||||
| Seth Benjamin Benson - Director | Grant or award | Common Stock | 16,556 footnote F1 | $0.00 | - | |
| ||||||
| Mark T. Frost - Officer | Grant or award | Common Stock | 30,000 | $0.00 | - | |
| John D. Duke - Officer | Grant or award | Common Stock | 75,000 | $0.00 | - | |
| Stephen J. Denelsky - Director | Open-market purchase | Common Stock | 10,000 | $4.87 | $49K | |
| William Snider - Director | Open-market purchase | Common Stock | 12,525 | $4.99 footnote F1 | $62K | |
| William Snider - Director | Open-market purchase | Common Stock | 8,475 | $4.85 footnote F2 | $41K | |
| ||||||
| John D. Duke - Officer | Open-market purchase | Common Stock | 5,000 | $5.01 | $25K | |
| William Snider - Director | Grant or award | Common Stock | 110,000 | $0.00 | - | |
| Stephen J. Denelsky - Director | Grant or award | Common Stock | 110,000 | $0.00 | - | |
 James W. Green - Director | Derivative | Common Stock | 49,048 | $0.00 | - | |
| James W. Green - Director | Tax withholding / forfeiture | Common Stock | 33,200 | $5.29 | $18K | |
| James W. Green - Director | Derivative | Common Stock | 119,332 | $0.00 | - | |
| James W. Green - Director | Tax withholding / forfeiture | Common Stock | 11,540 | $5.29 | $6K | |
| James W. Green - Director | Derivative | Common Stock | 66,036 | $0.00 | - | |
| James W. Green - Director | Derivative | Common Stock | 113,366 | $0.00 | - | |
| John D. Duke - Officer | Grant or award | Common Stock | 500,000 | $0.00 | - | |
| John D. Duke - Officer | Grant or award | Common Stock | 500,000 | $0.00 | - | |
| Seth Benjamin Benson - Director | Grant or award | Common Stock | 110,000 | $0.00 | - | |
| Katherine A. Eade - Director | Grant or award | Common Stock | 110,000 | $0.00 | - | |
| Robert E. Gagnon - Director | Grant or award | Common Stock | 110,000 | $0.00 | - | |
| Mark T. Frost - Officer | Grant or award | Common Stock | 100,000 | $0.00 | - | |
| James W. Green - Officer | Tax withholding / forfeiture | Common Stock | 56,915 | $19.80 | $113K | |
| James W. Green - Officer | Tax withholding / forfeiture | Common Stock | 25,310 | $19.80 | $50K | |
 Jennifer Cote - Officer | Tax withholding / forfeiture | Common Stock | 4,731 | $19.80 | $9K | |
| Jennifer Cote - Officer | Tax withholding / forfeiture | Common Stock | 3,797 | $19.80 | $8K | |
HBIO insider trading FAQ
What is the latest insider trade for HBIO?
HARVARD BIOSCIENCE INC (HBIO) has filed no insider reports in the last 90 days. The most recent on record is dated 2026-06-12. The full record for HBIO runs to 20 Form 4 filings, the earliest from 2024-12-31. InsiderAlpha adds new Form 4, Form 144 and 8-K filings as they arrive from SEC EDGAR.
How many insiders are buying HBIO stock?
No insider purchases of HBIO were filed in the last 90 days. 4 purchases are on record for this company.
How many insiders are selling HBIO stock?
No insider sales of HBIO were filed in the last 90 days.
Where can I see HBIO SEC filings (Form 4, 10-K, 10-Q, 8-K)?
This page collects HBIO Form 4 insider transactions, Form 144 sale notices and 8-K filings in one place. Annual 10-K and quarterly 10-Q reports live on the company's SEC EDGAR page.
More Health Care companies with insider activity
Recent insider filings
10The EDGAR links open each original Form 4, so you can check any number on this page against the filing it came from.
- - Katherine A. Eade view on EDGAR
- - William Snider view on EDGAR
- - Stephen J. Denelsky view on EDGAR
- - Robert E. Gagnon view on EDGAR
- - Seth Benjamin Benson view on EDGAR
- - Mark T. Frost view on EDGAR
- - John D. Duke view on EDGAR
- - Stephen J. Denelsky view on EDGAR
- - William Snider view on EDGAR
Related companies with recent insider activity
Learn more
- What the Form 4 transaction codes mean
- Grants, option exercises, gifts and tax withholding are not trades on the market. The codes say which is which.
- Insider activity in Health Care
- Where HBIO's peers are being bought and sold.
- Every recent Form 4
- The market-wide feed, updated as filings arrive from SEC EDGAR.
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- The daily trading plan of ranked insider buys, on a delay, with the plan archive
