Alpha Pro Tech Ltd
APT- Exchange
- NYSE
- Industry
- Orthopedic, Prosthetic & Surgical Appliances & Supplies
- SEC CIK
- 0000884269
No open-market purchases or sales by Alpha Pro Tech Ltd insiders were filed in the last 90 days; 41 institutions reported holding it in 13F filings for Q2 2026, worth $17.1M in total; no superinvestor holds it.
Key figures
- Insider buysOpen market, last 90 days
- 0
- Insider sellsOpen market, last 90 days
- 0
- 13F holdersQ2 2026, +5 vs. previous quarter
- 41
- 13F valueReported value at the end of Q2 2026
- $17.1M
- Superinvestors holdingAt the end of Q2 2026
- 0
Price chart
Superinvestors holding APT, Q2 2026
No superinvestor reported holding APT at the end of Q2 2026.
Latest insider trades
Open-market purchases and sales by Alpha Pro Tech Ltd insiders from Form 4, newest first.
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| May 19, 2026 (view filing) | May 15 | 4 days | Garcia David RDirector | SSale | −6.19K | $5.56 | −$34.4K | −23.8%19.8K after | |
| May 18, 2026 (view filing) | May 14 | 4 days | Garcia David RDirector | SSale | −4.90K | $5.88 | −$28.8K | −19.9%19.8K after | |
| May 13, 2026 (view filing) | May 11-12 | 2 days | Montgomery Charles DDirector | SSale | −23.9K | $6.38 | −$152.3K | −48.6%25.3K after | 5 lots |
| Mar 18, 2026 (view filing) | Mar 16-17 | 2 days | Ritota JohnDirector | SSale | −7.00K | $4.87 | −$34.1K | −14.5%41.4K after | 2 lots |
| Dec 8, 2025 (view filing) | Dec 5 | 3 days | Buchan JamesDirector | SSale | −4.74K | $4.61 | −$21.9K | −45.8%5.62K after | |
| Sep 11, 2025 (view filing) | Sep 9 | 2 days | Buchan JamesDirector | SSale | −9.41K | $4.86 | −$45.7K | −66.5%4.74K after | 2 lots |
| Apr 24, 2025 (view filing) | Mar 16, 2020 | 1,865 daysLate | Ritota JohnDirector | SSale | −7.05K | $14.25 | −$100.5K | −14.2%42.7K after | Duplicate filing |
| Apr 24, 2025 (view filing) | Mar 16, 2020 | 1,865 daysLate | Ritota JohnDirector | SSale | −8.00K | $14.25 | −$114.0K | −53.3%7.00K after | Duplicate filing |
| Apr 24, 2025 (view filing) | Mar 16, 2020 | 1,865 daysLate | Ritota JohnDirector | SSale | −7.05K | $14.25 | −$100.5K | −14.2%42.7K after | |
| Apr 24, 2025 (view filing) | Mar 16, 2020 | 1,865 daysLate | Ritota JohnDirector | SSale | −8.00K | $14.25 | −$114.0K | −53.3%7.00K after |
Top 10 13F holders, Q2 2026
The largest institutional positions in Alpha Pro Tech Ltd at the end of Q2 2026; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Needham Investment Management LLC | 642,500 | $3.61M | 0.11% | 00.0% | Unchanged |
| Renaissance Technologies LLC | 561,572 | $3.16M | 0.00% | +17,500+3.2% | Added |
| Vanguard Capital Management LLC | 512,476 | $2.88M | 0.00% | −41,198−7.4% | Reduced |
| BlackRock, Inc. | 278,687 | $1.57M | 0.00% | +6,887+2.5% | Added |
| Susquehanna International Group, LLP | 242,699 | $1.36M | 0.00% | +101,473+71.9% | Added |
| Dimensional Fund Advisors LP | 137,103 | $770.5K | 0.00% | −232−0.2% | Reduced |
| Acadian Asset Management LLC | 126,866 | $712.0K | 0.00% | −6,486−4.9% | Reduced |
| Geode Capital Management, LLC | 96,853 | $545.0K | 0.00% | +28,467+41.6% | Added |
| Bridgeway Capital Management, LLC | 64,525 | $362.6K | 0.01% | −14,000−17.8% | Reduced |
| Arrowstreet Capital, Limited Partnership | 58,309 | $327.7K | 0.00% | 00.0% | Unchanged |