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, Q2 2024
Institutional positions in Alpha Pro Tech Ltd as of Jun 30, 2024. 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
- −2 vs. Q1 2024
- Shares held
- 3.28M
- +47.5K (+1.5%) vs. Q1 2024
- Total value
- $18.1M
- −$2.13M (−10.5%) vs. Q1 2024
- New holders
- 2
- 11 more added
- Sold out
- 4
- 14 more reduced
Compare with Q1 2024: 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, Q2 2024
Shares, value and share of portfolio for each institution holding Alpha Pro Tech Ltd; share changes are against Q1 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Vanguard Group Inc | 673,528 | $3.70M | 0.00% | 00.0% | Unchanged |
| Renaissance Technologies LLC | 632,375 | $3.48M | 0.01% | +8,316+1.3% | Added |
| Needham Investment Management LLC | 602,500 | $3.31M | 0.27% | +252,500+72.1% | Added |
| BlackRock Inc. | 272,043 | $1.50M | 0.00% | +1,172+0.4% | Added |
| Linden Thomas Advisory Services, LLC | 163,644 | $900.0K | 0.14% | +3,511+2.2% | Added |
| Acadian Asset Management LLC | 159,825 | $877.0K | 0.00% | +39,529+32.9% | Added |
| Dimensional Fund Advisors LP | 125,018 | $687.6K | 0.00% | +33,782+37.0% | Added |
| Geode Capital Management, LLC | 98,733 | $543.2K | 0.00% | +3,041+3.2% | Added |
| O'Shaughnessy Asset Management, LLC | 84,581 | $465.2K | 0.00% | −5,434−6.0% | Reduced |
| Bridgeway Capital Management, LLC | 77,024 | $423.6K | 0.01% | −8,900−10.4% | Reduced |
| Arrowstreet Capital, Limited Partnership | 68,500 | $377.0K | 0.00% | −8,158−10.6% | Reduced |
| State Street Corp | 43,657 | $240.1K | 0.00% | 00.0% | Unchanged |
| Essex Investment Management Co LLC | 38,820 | $213.5K | 0.04% | −73,595−65.5% | Reduced |
| Ritholtz Wealth Management | 36,276 | $199.5K | 0.01% | −3,348−8.4% | Reduced |
| Citadel Advisors LLC | 26,589 | $146.2K | 0.00% | −33,295−55.6% | Reduced |
| Northern Trust Corp | 24,462 | $134.5K | 0.00% | +4,894+25.0% | Added |
| Price T Rowe Associates Inc | 22,263 | $123.0K | 0.00% | −637−2.8% | Reduced |
| Caldwell Sutter Capital, Inc. | 20,692 | $113.8K | 0.06% | −875−4.1% | Reduced |
| Susquehanna International Group, LLP | 16,641 | $91.5K | 0.00% | −86,126−83.8% | Reduced |
| Advisor Group Holdings, Inc. | 14,680 | $80.7K | 0.00% | +6,335+75.9% | Added |
| Hillsdale Investment Management Inc. | 14,646 | $80.6K | 0.01% | 00.0% | Unchanged |
| Group One Trading, L.P. | 11,650 | $64.1K | 0.00% | −1,044−8.2% | Reduced |
| Allworth Financial LP | 10,000 | $59.5K | 0.00% | 00.0% | Unchanged |
| Morgan Stanley | 10,762 | $59.2K | 0.00% | −4,978−31.6% | Reduced |
| Occudo Quantitative Strategies LP | 10,653 | $58.6K | 0.01% | +10,653 | New |
| Simplex Trading, LLC | 9,034 | $49.0K | 0.00% | −13,615−60.1% | Reduced |
| Bank of America Corp | 5,633 | $31.0K | 0.00% | +85+1.5% | Added |
| Royal Bank of Canada | 3,237 | $18.0K | 0.00% | −48,927−93.8% | Reduced |
| Wells Fargo & Company | 3,040 | $16.7K | 0.00% | −40−1.3% | Reduced |
| Innealta Capital, LLC | 654 | $3.60K | 0.00% | +654 | New |
| Lazard Asset Management LLC | 606 | $3.00K | 0.00% | +228+60.3% | Added |
| National Bank of Canada | 275 | $1.60K | 0.00% | 00.0% | Unchanged |
| CWM, LLC | 100 | $1.00K | 0.00% | 00.0% | Unchanged |
| Gradient Investments LLC | 100 | $550 | 0.00% | 00.0% | Unchanged |
| Qube Research & Technologies Ltd | 100 | $550 | 0.00% | 00.0% | Unchanged |
| JPMorgan Chase & Co | 40 | $220 | 0.00% | 00.0% | Unchanged |
| BNP Paribas Arbitrage, SA | 13 | $72 | 0.00% | 00.0% | Unchanged |
| Corsair Capital Management, L.P. | 0 | $0 | 0.00% | −13,497−100.0% | Sold out |
| GWM Advisors LLC | 0 | $0 | 0.00% | −10,163−100.0% | Sold out |
| UBS Group AG | 0 | $0 | 0.00% | −4,515−100.0% | Sold out |
| Thurston, Springer, Miller, Herd & Titak, Inc. | 0 | $0 | 0.00% | −5−100.0% | Sold out |