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.
13F holders, Q1 2026
Institutional positions in Alpha Pro Tech Ltd as of Mar 31, 2026. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 37
- +3 vs. Q4 2025
- Shares held
- 3.04M
- +769.5K (+33.8%) vs. Q4 2025
- Total value
- $13.5M
- +$3.42M (+33.9%) vs. Q4 2025
- New holders
- 8
- 5 more added
- Sold out
- 5
- 6 more reduced
1 institution that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting APT on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 41 | $17.1M |
| Q1 2026 | 37 | $13.5M |
| Q4 2025 | 35 | $12.8M |
| Q3 2025 | 40 | $14.4M |
| Q2 2025 | 35 | $14.0M |
| Q1 2025 | 35 | $15.7M |
| Q4 2024 | 30 | $16.4M |
| Q3 2024 | 34 | $18.5M |
| Q2 2024 | 37 | $18.1M |
| Q1 2024 | 39 | $20.2M |
| Q4 2023 | 36 | $13.4M |
| Q3 2023 | 29 | $10.5M |
| Q2 2023 | 30 | $9.61M |
| Q1 2023 | 30 | $9.87M |
| Q4 2022 | 35 | $9.83M |
| Q3 2022 | 37 | $9.90M |
| Q2 2022 | 39 | $11.9M |
| Q1 2022 | 36 | $10.5M |
| Q4 2021 | 44 | $17.3M |
| Q3 2021 | 47 | $17.9M |
| Q2 2021 | 59 | $32.1M |
| Q1 2021 | 66 | $50.6M |
Institutions, Q1 2026
Shares, value and share of portfolio for each institution holding Alpha Pro Tech Ltd; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Citigroup Inc | 1 | $4 | 0.00% | −75−98.7% | Reduced |
| BNP Paribas Arbitrage, SA | 13 | $58 | 0.00% | 00.0% | Unchanged |
| Archer Investment Corp | 39 | $173 | 0.00% | 00.0% | Unchanged |
| JPMorgan Chase & Co | 40 | $182 | 0.00% | −566−93.4% | Reduced |
| TD Waterhouse Canada Inc. | 40 | $186 | 0.00% | 00.0% | Unchanged |
| CWM, LLC | 100 | $444 | 0.00% | 00.0% | Unchanged |
| Jones Financial Companies LLLP | 150 | $660 | 0.00% | +150 | New |
| SBI Securities Co., Ltd. | 252 | $1.12K | 0.00% | +1+0.4% | Added |
| Farther Finance Advisors, LLC | 363 | $1.73K | 0.00% | +363 | New |
| Barclays PLC | 426 | $1.89K | 0.00% | 00.0% | Unchanged |
| Tower Research Capital LLC (TRC) | 642 | $2.85K | 0.00% | −504−44.0% | Reduced |
| Wells Fargo & Company | 3,001 | $13.3K | 0.00% | +10.0% | Added |
| Vanguard Global Advisers, LLC | 3,961 | $17.6K | 0.00% | +3,961 | New |
| Advisor Group Holdings, Inc. | 4,780 | $21.2K | 0.00% | −18,700−79.6% | Reduced |
| Morgan Stanley | 8,766 | $38.9K | 0.00% | 00.0% | Unchanged |
| James Investment Research Inc | 11,050 | $49.1K | 0.01% | 00.0% | Unchanged |
| XTX Topco Ltd | 14,717 | $65.3K | 0.00% | +14,717 | New |
| Price T Rowe Associates Inc | 16,000 | $72.0K | 0.00% | 00.0% | Unchanged |
| Caldwell Sutter Capital, Inc. | 16,236 | $72.1K | 0.03% | 00.0% | Unchanged |
| Northern Trust Corp | 18,074 | $80.2K | 0.00% | 00.0% | Unchanged |
| GWM Advisors LLC | 18,691 | $83.0K | 0.00% | −14,123−43.0% | Reduced |
| Pinnacle Financial Partners, Inc. | 25,000 | $111.0K | 0.00% | 00.0% | Unchanged |
| Jane Street Group, LLC | 25,630 | $113.8K | 0.00% | +25,630 | New |
| Essex Investment Management Co LLC | 34,375 | $152.6K | 0.02% | 00.0% | Unchanged |
| State Street Corp | 46,957 | $208.5K | 0.00% | 00.0% | Unchanged |
| Vanguard Fiduciary Trust Co | 51,432 | $228.4K | 0.00% | +51,432 | New |
| Arrowstreet Capital, Limited Partnership | 58,309 | $258.9K | 0.00% | 00.0% | Unchanged |
| Geode Capital Management, LLC | 68,386 | $304.1K | 0.00% | −24,486−26.4% | Reduced |
| Bridgeway Capital Management, LLC | 78,525 | $348.7K | 0.01% | 00.0% | Unchanged |
| Group One Trading, L.P. | 113,071 | $502.0K | 0.02% | +113,071 | New |
| Acadian Asset Management LLC | 133,352 | $591.0K | 0.00% | 00.0% | Unchanged |
| Dimensional Fund Advisors LP | 137,335 | $609.8K | 0.00% | 00.0% | Unchanged |
| Susquehanna International Group, LLP | 141,226 | $627.0K | 0.00% | +72,915+106.7% | Added |
| BlackRock, Inc. | 271,800 | $1.21M | 0.00% | +1,391+0.5% | Added |
| Renaissance Technologies LLC | 544,072 | $2.42M | 0.00% | +21,100+4.0% | Added |
| Vanguard Capital Management LLC | 553,674 | $2.46M | 0.00% | +553,674 | New |
| Needham Investment Management LLC | 642,500 | $2.85M | 0.15% | 00.0% | Unchanged |
| Citadel Advisors LLC | 0 | $0 | 0.00% | −21,351−100.0% | Sold out |
| Bank of America Corp | 0 | $0 | 0.00% | −6,612−100.0% | Sold out |
| Federation des caisses Desjardins du Quebec | 0 | $0 | 0.00% | −1,500−100.0% | Sold out |
| Garton & Associates Financial Advisors LLC | 0 | $0 | 0.00% | −1,000−100.0% | Sold out |
| UBS Group AG | 0 | $0 | 0.00% | −11−100.0% | Sold out |
| Vanguard Group Inc | – | – | – | – | Not filed |