HBIO HARVARD BIOSCIENCE INC
Price Chart
Executive Summary
Two corporate insiders at Harvard Bioscience purchased shares in the open market within the past week, including CEO John D. Duke and Director Stephen J. Denelsky, signaling confidence in the company. The total value of purchases was $73,750, representing a modest but notable insider buying cluster.
Key Financial Metrics
Actionable Insight
Traders should view this as a positive signal, especially given participation by the CEO. Monitor for follow-on buying or commentary around upcoming earnings or operational updates.
Key Facts
- CEO John D. Duke purchased 5,000 shares at $5.01 per share for a total of $25,050.
- Director Stephen J. Denelsky purchased 10,000 shares at $4.87 per share for a total of $48,700.
- Total insider purchases in the past 7 days: $73,750 across two transactions.
- All transactions were open-market purchases (Form 4 codes: P), indicating direct cash investment.
- Cluster represents approximately 0.33% of the company's $22M market cap — modest but meaningful for a micro-cap.
Financial Impact
$73,750 in open-market purchases by insiders
Risk Factors
- Micro-cap stock with low liquidity; insider purchases may not reflect broader institutional interest.
- No accompanying fundamental update in this filing — sentiment is based solely on insider behavior.
Market Snapshot
Documents Analyzed
This report is based on 1 SEC document filed with EDGAR.
| Document | Accession Number |
|---|---|
| CONTEXT: Insider Cluster Data (2 trades, 7d window) | cluster-HBIO-1773857614038 |
Track record builds as more directional reports settle.
Filters
| Type | Now | ||||
|---|---|---|---|---|---|
|
Jun 2, 2026
10d ago
|
8-K
| $6.50 $6.48 | ▼ −0.31% | ▼ −0.71% | $6.08 (−6.46%) |
|
May 12, 2026
4w ago
|
8-K
| $5.41 $5.57 | ▲ +2.96% | ▲ +2.38% | $6.08 (+12.38%) |
|
May 12, 2026
4w ago
|
8-K
| $5.41 $5.57 | ▼ −2.96% | ▼ −2.38% | $6.08 (−12.38%) |
|
May 12, 2026
4w ago
|
Press Release
| $5.41 $5.57 | ▲ +2.96% | ▲ +2.38% | $6.08 (+12.38%) |
|
Mar 16, 2026
12w ago
|
Insider Cluster
| $5.01 $4.87 | ▼ −2.79% | ▼ −3.07% | $6.08 (+21.36%) |
|
Mar 16, 2026
12w ago
|
Insider Cluster
| $5.01 $4.87 | ▼ −2.79% | ▼ −3.07% | $6.08 (+21.36%) |
|
Mar 16, 2026
12w ago
|
Insider Cluster
| $5.01 $4.87 | ▼ −2.79% | ▼ −3.07% | $6.08 (+21.36%) |
|
Mar 12, 2026
13w ago
|
8-K / PRESS-RELEASE
| $4.90 $4.70 | ▼ −4.08% | ▼ −3.48% | $6.08 (+24.08%) |
US Market Status
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