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 2026
Institutional positions in Alpha Pro Tech Ltd as of Jun 30, 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
- 41
- +5 vs. Q1 2026
- Shares held
- 3.05M
- +8.19K (+0.3%) vs. Q1 2026
- Total value
- $17.1M
- +$3.64M (+26.9%) vs. Q1 2026
- New holders
- 8
- 10 more added
- Sold out
- 3
- 12 more reduced
1 institution that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2026: 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 | $20.4M |
| Q4 2023 | 36 | $13.5M |
| 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 | $20.7M |
| Q3 2021 | 47 | $17.9M |
| Q2 2021 | 59 | $32.1M |
| Q1 2021 | 66 | $50.6M |
Institutions, Q2 2026
Shares, value and share of portfolio for each institution holding Alpha Pro Tech Ltd; 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 |
| Marshall Wace, LLP | 52,113 | $292.9K | 0.00% | +52,113 | New |
| Vanguard Fiduciary Trust Co | 51,788 | $291.0K | 0.00% | +356+0.7% | Added |
| State Street Corp | 46,957 | $263.9K | 0.00% | 00.0% | Unchanged |
| Essex Investment Management Co LLC | 34,264 | $192.6K | 0.03% | −111−0.3% | Reduced |
| Northern Trust Corp | 20,697 | $116.3K | 0.00% | +2,623+14.5% | Added |
| XTX Topco Ltd | 17,217 | $96.8K | 0.00% | +2,500+17.0% | Added |
| Simplex Trading, LLC | 16,772 | $94.3K | 0.00% | +16,772 | New |
| Price T Rowe Associates Inc | 16,000 | $90.0K | 0.00% | 00.0% | Unchanged |
| Jane Street Group, LLC | 13,047 | $73.3K | 0.00% | −12,583−49.1% | Reduced |
| Pinnacle Financial Partners, Inc. | 12,400 | $69.7K | 0.00% | −12,600−50.4% | Reduced |
| GWM Advisors LLC | 11,056 | $62.1K | 0.00% | −7,635−40.8% | Reduced |
| James Investment Research Inc | 11,050 | $62.1K | 0.01% | 00.0% | Unchanged |
| Morgan Stanley | 8,066 | $45.3K | 0.00% | −700−8.0% | Reduced |
| UBS Group AG | 5,761 | $32.4K | 0.00% | +5,761 | New |
| Vanguard Global Advisers, LLC | 3,961 | $22.3K | 0.00% | 00.0% | Unchanged |
| Advisor Group Holdings, Inc. | 3,780 | $21.2K | 0.00% | −1,000−20.9% | Reduced |
| Group One Trading, L.P. | 2,079 | $11.7K | 0.00% | −110,992−98.2% | Reduced |
| Tower Research Capital LLC (TRC) | 684 | $3.84K | 0.00% | +42+6.5% | Added |
| Barclays PLC | 426 | $2.39K | 0.00% | 00.0% | Unchanged |
| FMR LLC | 400 | $2.25K | 0.00% | +400 | New |
| Farther Finance Advisors, LLC | 363 | $2.04K | 0.00% | 00.0% | Unchanged |
| SBI Securities Co., Ltd. | 252 | $1.42K | 0.00% | 00.0% | Unchanged |
| JPMorgan Chase & Co | 131 | $727 | 0.00% | +91+227.5% | Added |
| Archer Investment Corp | 78 | $438 | 0.00% | +39+100.0% | Added |
| Northwestern Mutual Wealth Management Co | 50 | $281 | 0.00% | +50 | New |
| TD Waterhouse Canada Inc. | 40 | $230 | 0.00% | 00.0% | Unchanged |
| Caitong International Asset Management Co., Ltd | 22 | $124 | 0.00% | +22 | New |
| BNP Paribas Arbitrage, SA | 13 | $73 | 0.00% | 00.0% | Unchanged |
| Signaturefd, LLC | 10 | $56 | 0.00% | +10 | New |
| CVA Family Office, LLC | 3 | $17 | 0.00% | +3 | New |
| Wells Fargo & Company | 1 | $3 | 0.00% | −3,000−100.0% | Reduced |
| Caldwell Sutter Capital, Inc. | 0 | $0 | 0.00% | −16,236−100.0% | Sold out |
| Jones Financial Companies LLLP | 0 | $0 | 0.00% | −150−100.0% | Sold out |
| Citigroup Inc | 0 | $0 | 0.00% | −1−100.0% | Sold out |
| CWM, LLC | – | – | – | – | Not filed |