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 2025
Institutional positions in Alpha Pro Tech Ltd as of Mar 31, 2025. 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
- 35
- +5 vs. Q4 2024
- Shares held
- 3.14M
- +37.5K (+1.2%) vs. Q4 2024
- Total value
- $15.7M
- −$719.5K (−4.4%) vs. Q4 2024
- New holders
- 7
- 10 more added
- Sold out
- 2
- 7 more reduced
Compare with Q4 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, Q1 2025
Shares, value and share of portfolio for each institution holding Alpha Pro Tech Ltd; share changes are against Q4 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Vanguard Group Inc | 659,531 | $3.30M | 0.00% | 00.0% | Unchanged |
| Needham Investment Management LLC | 612,500 | $3.06M | 0.29% | 00.0% | Unchanged |
| Renaissance Technologies LLC | 539,559 | $2.70M | 0.00% | −25,916−4.6% | Reduced |
| BlackRock, Inc. | 272,944 | $1.36M | 0.00% | +480.0% | Added |
| Linden Thomas Advisory Services, LLC | 187,610 | $938.0K | 0.12% | +27,457+17.1% | Added |
| Acadian Asset Management LLC | 148,573 | $741.0K | 0.00% | −5,712−3.7% | Reduced |
| Dimensional Fund Advisors LP | 143,825 | $719.1K | 0.00% | +2,358+1.7% | Added |
| Geode Capital Management, LLC | 97,411 | $487.2K | 0.00% | +722+0.7% | Added |
| Bridgeway Capital Management, LLC | 77,025 | $385.1K | 0.01% | +10.0% | Added |
| Arrowstreet Capital, Limited Partnership | 58,309 | $291.5K | 0.00% | −2,422−4.0% | Reduced |
| Citadel Advisors LLC | 54,915 | $274.6K | 0.00% | +25,486+86.6% | Added |
| State Street Corp | 46,957 | $234.8K | 0.00% | −500−1.1% | Reduced |
| Essex Investment Management Co LLC | 34,782 | $173.9K | 0.04% | −110.0% | Reduced |
| Morgan Stanley | 23,992 | $120.0K | 0.00% | +5,234+27.9% | Added |
| Jane Street Group, LLC | 23,314 | $116.6K | 0.00% | +23,314 | New |
| Northern Trust Corp | 22,507 | $112.5K | 0.00% | −383−1.7% | Reduced |
| Susquehanna International Group, LLP | 21,049 | $105.2K | 0.00% | +21,049 | New |
| Advisor Group Holdings, Inc. | 20,380 | $101.9K | 0.00% | +1,100+5.7% | Added |
| O'Shaughnessy Asset Management, LLC | 18,799 | $94.0K | 0.00% | −32,761−63.5% | Reduced |
| Caldwell Sutter Capital, Inc. | 16,236 | $81.2K | 0.04% | 00.0% | Unchanged |
| Price T Rowe Associates Inc | 16,000 | $80.0K | 0.00% | 00.0% | Unchanged |
| Campbell & CO Investment Adviser LLC | 12,242 | $61.2K | 0.00% | +12,242 | New |
| Allworth Financial LP | 10,000 | $44.8K | 0.00% | 00.0% | Unchanged |
| Bank of America Corp | 5,878 | $29.4K | 0.00% | +254+4.5% | Added |
| Group One Trading, L.P. | 4,567 | $22.8K | 0.00% | +4,567 | New |
| Wells Fargo & Company | 4,000 | $20.0K | 0.00% | 00.0% | Unchanged |
| Tower Research Capital LLC (TRC) | 1,194 | $5.97K | 0.00% | +1,194 | New |
| Simplex Trading, LLC | 1,188 | $5.00K | 0.00% | +1,188 | New |
| Barclays PLC | 426 | $2.13K | 0.00% | 00.0% | Unchanged |
| National Bank of Canada | 275 | $1.38K | 0.00% | 00.0% | Unchanged |
| SBI Securities Co., Ltd. | 265 | $1.32K | 0.00% | +1+0.4% | Added |
| CWM, LLC | 100 | $1.00K | 0.00% | 00.0% | Unchanged |
| Kiker Wealth Management, LLC | 143 | $715 | 0.00% | +143 | New |
| JPMorgan Chase & Co | 40 | $200 | 0.00% | 00.0% | Unchanged |
| BNP Paribas Arbitrage, SA | 13 | $65 | 0.00% | 00.0% | Unchanged |
| Ritholtz Wealth Management | 0 | $0 | 0.00% | −19,156−100.0% | Sold out |
| Wingate Wealth Advisors, Inc. | 0 | $0 | 0.00% | −2,000−100.0% | Sold out |