Alpha Pro TechAPT
13F holders, Q3 2024 (September 30)At the end of Q3 2024, 34 institutions reported holding Alpha Pro Tech Ltd. (APT) in their 13F filings, down 3 from Q2 2024. 4 opened new positions and 7 sold out. The largest holders were Vanguard Group Inc. ($3.8M), Needham Investment Management LLC ($3.5M) and Renaissance Technologies ($3.4M). 2 famous investors held it, including Jim Simons / Peter Brown (0.0% of Renaissance Technologies's portfolio) and Ken Griffin (0.0% of Citadel Advisors's portfolio).
- Company
- Alpha Pro Tech Ltd.
- CUSIP
- 020772109
- Latest filing quarter
- Q2 2026
History
Number of 13F holders
Total Exit/New Position Q2 2024 → Q3 2024
| Institutions | Total Value | |
|---|---|---|
| New Positions | 4 | $350K |
| Exits | 7 | $237K |
All 13F filers, Q2 2024 → Q3 2024: 100,165 shares bought and 146,681 shares sold, net −46,516 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.
Ownership 34 holders
| Vanguard Group Inc. | 0.00% | Reduce -1.8% | 661,455 | $3.8M |
| Needham Investment Management LLC | 0.27% | Add +1.2% | 610,000 | $3.5M |
| Renaissance Technologies | 0.01% | Reduce -6.7% | 590,275 | $3.4M |
| BlackRock, Inc. | 0.00% | — | 272,968 | $1.6M |
| Linden Thomas Advisory Services, LLC | 0.13% | Add +5.1% | 172,034 | $981K |
| Acadian Asset Management LLC | 0.00% | No change | 159,825 | $909K |
| Dimensional Fund Advisors LP | 0.00% | Add +12.3% | 140,358 | $800K |
| Geode Capital Management, LLC | 0.00% | Reduce -1.4% | 97,372 | $555K |
| O'shaughnessy Asset Management, LLC | 0.00% | Reduce -0.9% | 83,778 | $484K |
| Bridgeway Capital Management, LLC | 0.01% | No change | 77,024 | $439K |
| Arrowstreet Capital, Limited Partnership | 0.00% | Reduce -6.9% | 63,802 | $364K |
| Inspire Advisors, LLC | 0.04% | New | 57,273 | $326K |
| State Street Corp. | 0.00% | No change | 43,657 | $249K |
| Essex Investment Management Co. LLC | 0.04% | No change | 38,820 | $221K |
| Ritholtz Wealth Management | 0.01% | Reduce -5.9% | 34,141 | $195K |
| Northern Trust Corp. | 0.00% | Reduce -6.4% | 22,890 | $130K |
| Morgan Stanley | 0.00% | Add +68.7% | 18,158 | $104K |
| Caldwell Sutter Capital, Inc. | 0.04% | Reduce -21.5% | 16,236 | $93K |
| T. Rowe Price Associates Inc. | 0.00% | Reduce -28.1% | 16,000 | $92K |
| Osaic Holdings, Inc. | 0.00% | No change | 14,680 | $84K |
| Hillsdale Investment Management Inc. | 0.01% | No change | 14,646 | $83K |
| Allworth Financial LP | 0.00% | No change | 10,000 | $57K |
| Simplex Trading, LLC | 0.00% | Reduce -33.9% | 5,970 | $34K |
| Bank of America Corp. | 0.00% | Add +2.7% | 5,787 | $33K |
| Wells Fargo & Company | 0.00% | Reduce -1.3% | 3,000 | $17K |
| UBS Group AG | 0.00% | New | 2,973 | $17K |
| Citadel Advisors | 0.00% | Reduce -93.6% | 1,712 | $10K |
| Tower Research Capital LLC (TRC) | 0.00% | New | 713 | $4K |
| Barclays PLC | 0.00% | New | 426 | $2K |
| Lazard Asset Management LLC | 0.00% | Reduce -33.7% | 402 | $2K |
| National Bank of Canada | 0.00% | No change | 275 | $2K |
| Cwm, LLC | 0.00% | No change | 100 | $1K |
| JPMorgan Chase & Co. | 0.00% | No change | 40 | $228 |
| BNP Paribas Financial Markets | 0.00% | No change | 13 | $74 |
"% of holder's portfolio" is APT's weight in each manager's 13F, not the share of Alpha Pro Tech Ltd. the manager owns.