APT — ALPHA PRO TECH LTD
As of Q2 2026, 13 SEC-registered investment managers reported holding APT (ALPHA PRO TECH LTD) in their latest 13F filings, with a combined reported value of $8.96M across 1.61M shares. That is -9.2% by share count (-163.32K shares) versus the previous quarter, while reported value moved +14.8%. Ownership is concentrated: the five largest holders account for 94.5% of reported value and the top ten for 100.0%.
Compared with the prior quarter, 4 opened new positions, 4 added to existing stakes, 3 trimmed, 1 exited entirely. 13F holdings are quarter-end snapshots, so these moves reflect positioning as of Q2 2026, not real-time trading.
APT is classified in the Health Care sector.
All figures on this page are computed from SEC Form 13F quarterly filings. 13F filers disclose long positions of $100,000 or more within 45 days of quarter end; short positions, options overlays and intra-quarter trades are not included, so treat the numbers as a quarterly snapshot of institutional ownership rather than real-time positioning.
| Fund | Quarter | Shares | Value | Portfolio Weight | Change |
|---|---|---|---|---|---|
| Renaissance Technologies history | Q2 2026 | 561.57K | $3.16M | 0.00% | Add |
| Citadel Advisors history | Q2 2026 | 511.80K | $2.88M | 0.00% | Reduce |
| Vanguard Group history | Q4 2025 | 609.07K | $2.70M | 0.00% | Reduce |
| BlackRock Inc history | Q2 2026 | 278.69K | $1.57M | 0.00% | Add |
| Geode Capital Management history | Q2 2026 | 96.85K | $545.00K | 0.00% | Add |
| Arrowstreet Capital history | Q2 2026 | 58.31K | $327.70K | 0.00% | Hold |
| Marshall Wace history | Q2 2026 | 52.11K | $292.87K | 0.00% | New |
| Goldman Sachs Group history | Q4 2021 | 23.26K | $139.00K | 0.00% | Reduce |
| Northern Trust Corp history | Q2 2026 | 20.70K | $116.32K | 0.00% | Add |
| Franklin Resources history | Q4 2023 | 17.11K | $90.51K | 0.00% | Hold |
| Two Sigma Investments history | Q4 2021 | 14.40K | $86.00K | 0.00% | Reduce |
| BNY Mellon history | Q4 2021 | 11.72K | $70.00K | 0.00% | Add |
| Millennium Management history | Q4 2023 | 11.35K | $60.03K | 0.00% | New |
| Morgan Stanley history | Q2 2026 | 8.07K | $45.33K | 0.00% | Reduce |
| UBS Group AG history | Q2 2026 | 5.76K | $32.38K | 0.00% | New |
| Bank of America Corp history | Q4 2025 | 6.61K | $29.36K | 0.00% | Add |
| Fidelity Management & Research (FMR) history | Q2 2026 | 400 | $2.25K | 0.00% | New |
| JPMorgan Chase & Co history | Q2 2026 | 131 | $727 | 0.00% | New |
| T. Rowe Price Associates history | Q2 2026 | 16.00K | $90 | 0.00% | Hold |
| Citigroup Inc history | Q1 2026 | 1 | $4 | 0.00% | Reduce |
New Positions (Q2 2026)
- Marshall Wace 52.11K sh · $292.87K
- UBS Group AG 5.76K sh · $32.38K
- Fidelity Management & Research (FMR) 400 sh · $2.25K
- JPMorgan Chase & Co 131 sh · $727
Fully Exited (vs previous quarter)
- Citigroup Inc sold 1 sh · $4
Fund Position History — shares by quarter (top 20 funds)
| Fund | Q3 2021 | Q4 2021 | Q1 2022 | Q2 2022 | Q3 2022 | Q4 2022 | Q1 2023 | Q2 2023 | Q3 2023 | Q4 2023 | Q1 2024 | Q2 2024 | Q3 2024 | Q4 2024 | Q1 2025 | Q2 2025 | Q3 2025 | Q4 2025 | Q1 2026 | Q2 2026 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Renaissance Technologies | 561.66K | 611.16K | 650.06K | 649.76K | 593.16K | 561.46K | 627.47K | 597.49K | 581.50K | 588.57K | 624.06K | 632.38K | 590.27K | 565.48K | 539.56K | 536.08K | 535.77K | 522.97K | 544.07K | 561.57K |
| Citadel Advisors | 471.59K | 685.69K | 488.10K | 417.65K | 344.91K | 219.63K | 98.59K | 63.60K | 108.60K | 139.32K | 123.38K | 85.99K | 160.91K | 228.13K | 171.41K | 299.26K | 193.19K | 234.85K | 785.30K | 511.80K |
| BlackRock Inc | — | — | — | — | — | — | — | — | — | — | — | — | 272.97K | 272.90K | 272.94K | 271.15K | 271.82K | 270.41K | 271.80K | 278.69K |
| Geode Capital Management | 97.78K | 97.76K | 98.91K | 95.71K | 96.16K | 95.91K | 95.91K | 97.84K | 92.58K | 92.58K | 95.69K | 98.73K | 97.37K | 96.69K | 97.41K | 98.13K | 99.31K | 92.87K | 68.39K | 96.85K |
| Arrowstreet Capital | — | — | — | — | — | — | — | — | — | — | 76.66K | 68.50K | 63.80K | 60.73K | 58.31K | 58.31K | 58.31K | 58.31K | 58.31K | 58.31K |
| Marshall Wace | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 52.11K |
| Northern Trust Corp | 22.02K | 22.02K | 22.02K | 20.79K | 20.79K | 19.02K | 19.92K | 19.82K | 19.82K | 43.68K | 19.57K | 24.46K | 22.89K | 22.89K | 22.51K | 22.51K | 18.41K | 18.07K | 18.07K | 20.70K |
| Morgan Stanley | 54.76K | 54.00K | 57.02K | 31.66K | 22.39K | 11.48K | 10.58K | 10.48K | 11.67K | 22.77K | 15.74K | 10.76K | 18.16K | 18.76K | 23.99K | 12.42K | 11.52K | 8.77K | 8.77K | 8.07K |
| UBS Group AG | 960 | 880 | 5.38K | 623 | 4.73K | 6.11K | 1.15K | 349 | 93 | 57 | 4.51K | — | 2.97K | — | — | — | 455 | 11 | — | 5.76K |
| Fidelity Management & Research (FMR) | 241 | 214 | — | — | 600 | — | — | 4.00K | — | — | — | — | — | — | — | — | 50 | — | — | 400 |
| JPMorgan Chase & Co | 30.10K | 34.09K | 40 | 15.30K | 5.06K | 40 | 40 | 40 | 53 | 59 | 40 | 40 | 40 | 40 | 40 | 40 | 60 | 606 | — | 131 |
| T. Rowe Price Associates | — | 18.10K | 19.40K | 20.10K | 20.10K | 20.90K | 22.90K | 22.90K | 22.90K | 22.90K | 22.90K | 22.26K | 16.00K | 16.00K | 16.00K | 16.00K | 16.00K | 16.00K | 16.00K | 16.00K |
| Wells Fargo & Co | 6.60K | 1.07K | 1.07K | 1.28K | 1.08K | 1.08K | 1.08K | 1.08K | 4.83K | 4.08K | 3.08K | 3.04K | 3.00K | 4.00K | 4.00K | 4.00K | 3.00K | 3.00K | 3.00K | 1 |
| Bank of America Corp | 95.45K | 5.78K | 5.59K | 5.55K | 5.55K | 5.57K | 5.55K | 5.55K | 5.55K | 5.55K | 5.55K | 5.63K | 5.79K | 5.62K | 5.88K | 5.65K | 5.57K | 6.61K | — | — |
| Citigroup Inc | — | — | — | 500 | — | — | — | — | — | — | — | — | — | — | — | — | 1.58K | 76 | 1 | — |
| Vanguard Group | 544.82K | 526.44K | 579.45K | 579.45K | 579.45K | 591.60K | 656.67K | 664.54K | 673.43K | 673.53K | 673.53K | 673.53K | 661.46K | 659.53K | 659.53K | 659.53K | 625.37K | 609.07K | — | — |
| Goldman Sachs Group | 24.27K | 23.26K | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Two Sigma Investments | 39.90K | 14.40K | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| BNY Mellon | 11.25K | 11.72K | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Franklin Resources | 26.90K | 26.90K | 26.90K | 18.11K | 18.27K | 18.27K | 18.27K | 18.27K | 17.11K | 17.11K | — | — | — | — | — | — | — | — | — | — |
▲ Bought Low (fund opened/added, stock rose ≥5% next quarter) ▼ Sold High (fund reduced, stock fell ≥5% next quarter)
Drag / scroll to zoom · Default shows the most recent year · Annotations come from quarterly fund actions in 13F filings · Hover a marker for details