Alpha Pro Tech Ltd is in the business of protecting people, products, and environments. It is developing, manufacturing, and marketing a line of disposable protective apparel and infection control products for the cleanroom, industrial, pharmaceutical, medical, and dental markets. It also manufactures a line of building supply construction weatherization products that are sold under the Alpha Pro Tech brand name. The Company operates through two business segments: Building Supply and Disposable Protective Apparel. Key revenue is generated from Building Supply, consisting of a line of construction supply weatherization products. The construction supply weatherization products consist of housewrap and synthetic roof underlayment, and synthetic roof underlayment accessories.
No Form 4 activity for APT in the last 90 days.
15 Form 4 filings on record, the earliest from Oct 2, 2024, newest first.
| Date | Insider | Transaction | Security | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Option exercise | options | 4,900 | $4.23 | $21K | ||
| Open-market sale | common stock | 6,186 | $5.56 | $34K | ||
| Option exercise | options | 3,093 | $0.00 | - | ||
| Option exercise | options | 3,093 | $0.00 | - | ||
| Option exercise | options | 4,900 | $3.99 | $20K | ||
| Open-market sale | common stock | 4,900 | $5.88 | $29K | ||
| Option exercise | options | 1,633 | $0.00 | - | ||
| Option exercise | options | 1,633 | $0.00 | - | ||
| Option exercise | options | 1,634 | $0.00 | - | ||
| Charles D. Montgomery | Open-market sale | common stock | 3,886 | $7.03 | $27K | |
| Charles D. Montgomery | Open-market sale | common stock | 5,000 | $6.28 | $31K | |
| Charles D. Montgomery | Open-market sale | common stock | 5,000 | $6.35 | $32K | |
| Charles D. Montgomery | Open-market sale | common stock | 5,000 | $6.33 | $32K | |
| Charles D. Montgomery | Open-market sale | common stock | 5,000 | $6.04 | $30K | |
| Open-market sale | Common Stock | 4,740 | $4.84 | $23K | ||
| Open-market sale | Common Stock | 2,260 | $4.94 | $11K | ||
| Grant or award | Common stock | 12,425 | $0.00 | - | ||
| Grant or award | Common Stock | 5,615 | $0.00 | - | ||
| Grant or award | common stock | 5,615 | $0.00 | - | ||
| James Buchan | Grant or award | Common Stock | 5,615 | $0.00 | - | |
| Benjamin A. Shaw | Grant or award | common stock | 4,740 | $0.00 | - | |
| James Buchan | Open-market sale | Common Stock | 3,013 | $4.81 | $14K | |
| James Buchan | Open-market sale | Common Stock | 6,400 | $4.88 | $31K | |
| Open-market sale | Common Stock | 7,050 | $14.25 | $100K | ||
| Open-market sale | Common Stock | 8,000 | $14.25 | $114K | ||
| Benjamin A. Shaw | Grant or award | common stock | 4,740 | $0.00 | - | |
| James Buchan | Grant or award | Common Stock | 4,740 | $0.00 | - | |
| Grant or award | common stock | 4,740 | $0.00 | - | ||
| Grant or award | Common Stock | 4,740 | $0.00 | - |
A Form 144 is notice of an INTENDED sale, not a completed one. It often precedes the Form 4 that reports the trade actually happening.
| Filed | Filer | Relationship | Shares | Market value | Notice |
|---|---|---|---|---|---|
| - | - | - | - | View on EDGAR |
ALPHA PRO TECH LTD (APT) has filed no insider reports in the last 90 days. The most recent on record is dated 2026-05-19. The full record for APT runs to 15 Form 4 filings, the earliest from 2024-10-02. InsiderAlpha tracks every Form 4, Form 144, and 8-K filing in real time.
No insider purchases of APT were filed in the last 90 days.
No insider sales of APT were filed in the last 90 days. 13 sales are on record for this company.
This page tracks APT Form 4 insider transactions, Form 144 sale notices, and 8-K material event disclosures in one timeline. Annual 10-K and quarterly 10-Q reports live on the company's SEC EDGAR page.
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Every Form 4 below links to the original document on SEC EDGAR, so the numbers on this page can be checked against the filing they came from.
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