BELFB
Bel Fuse Inc. · Technology · Hardware, Equipment & Parts
Momentum inputs (comparable managers):
holder breadth +25.0% ·
share flow +6.2% ·
net new positions +20.0%
— formula
Broad accumulation — rising shares across more holders
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q2 2025
| Quarter | Holders | Δ | Shares | Reported value | New | Exits |
|---|---|---|---|---|---|---|
| Q2 2026 | 101 | +12 | 8.53M | $2.83B | +17 | −5 |
| Q1 2026 | 92 | +12 | 7.13M | $1.41B | +14 | −2 |
| Q4 2025 | 80 | -2 | 7.11M | $1.21B | +1 | −3 |
| Q3 2025 | 16 | +3 | 3.94M | $555.65M | +3 | — |
| Q2 2025 | 10 | +2 | 3.07M | $300.15M | +2 | — |
| Q1 2025 | 5 | -4 | 879.19K | $65.82M | — | −4 |
| Q4 2024 | 9 | 0 | 879.79K | $72.56M | +2 | −2 |
| Q3 2024 | 8 | +1 | 677.09K | $53.16M | +1 | — |
| Q2 2024 | 7 | — | 684.02K | $44.63M | — | — |
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | The Vanguard Group ✦ (passive) | 910.11K | — | $88.91M | 0.0% | n/c | 1 | SEC ↗ |
| 2 | The Vanguard Group ✦ (passive) | 910.11K | — | $88.91M | 0.0% | n/c | 1 | SEC ↗ |
| 3 | The Vanguard Group ✦ (passive) | 910.11K | — | $88.91M | 0.0% | n/c | 1 | SEC ↗ |
| 4 | The Vanguard Group ✦ (passive) | 910.11K | — | $88.91M | 0.0% | n/c | 1 | SEC ↗ |
| 5 | The Vanguard Group ✦ (passive) | 910.11K | — | $88.91M | 0.0% | n/c | 1 | SEC ↗ |
| 6 | BlackRock ✦ (passive) | 830.10K | — | $81.09M | 0.0% | n/c | 1 | SEC ↗ |
| 7 | BlackRock ✦ (passive) | 830.10K | — | $81.09M | 0.0% | n/c | 1 | SEC ↗ |
| 8 | BlackRock ✦ (passive) | 830.10K | — | $81.09M | 0.0% | n/c | 1 | SEC ↗ |
| 9 | BlackRock ✦ (passive) | 830.10K | — | $81.09M | 0.0% | n/c | 1 | SEC ↗ |
| 10 | BlackRock ✦ (passive) | 830.10K | — | $81.09M | 0.0% | n/c | 1 | SEC ↗ |
| 11 | BlackRock ✦ (passive) | 830.10K | — | $81.09M | 0.0% | n/c | 1 | SEC ↗ |
| 12 | BlackRock ✦ (passive) | 830.10K | — | $81.09M | 0.0% | n/c | 1 | SEC ↗ |
| 13 | BlackRock ✦ (passive) | 830.10K | — | $81.09M | 0.0% | n/c | 1 | SEC ↗ |
| 14 | BlackRock ✦ (passive) | 830.10K | — | $81.09M | 0.0% | n/c | 1 | SEC ↗ |
| 15 | BlackRock ✦ (passive) | 830.10K | — | $81.09M | 0.0% | n/c | 1 | SEC ↗ |
| 16 | BlackRock ✦ (passive) | 830.10K | — | $81.09M | 0.0% | n/c | 1 | SEC ↗ |
| 17 | Geode Capital Management ✦ (passive) | 321.92K | +2.6% | $31.45M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 18 | Geode Capital Management ✦ (passive) | 321.92K | +2.6% | $31.45M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 19 | Renaissance Technologies ✦ | 283.45K | -12.4% | $27.69M | 0.0% | ▼ Trim | 5 | SEC ↗ |
| 20 | Fidelity (FMR) ✦ | 274.62K | — | $26.83M | 0.0% | n/c | 1 | SEC ↗ |
| 21 | Fidelity (FMR) ✦ | 274.62K | — | $26.83M | 0.0% | n/c | 1 | SEC ↗ |
| 22 | Fidelity (FMR) ✦ | 274.62K | — | $26.83M | 0.0% | n/c | 1 | SEC ↗ |
| 23 | Fidelity (FMR) ✦ | 274.62K | — | $26.83M | 0.0% | n/c | 1 | SEC ↗ |
| 24 | State Street Global Advisors ✦ (passive) | 239.57K | +2.7% | $23.40M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 25 | T. Rowe Price ✦ | 152.97K | +3262.1% | $14.95M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 26 | T. Rowe Price ✦ | 152.97K | +3262.1% | $14.95M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 27 | Millennium Management ✦ | 32.78K | New | $3.20M | 0.0% | New | 1 | SEC ↗ |
| 28 | Citadel Advisors ✦ | 23.46K | New | $2.29M | 0.0% | New | 1 | SEC ↗ |
| 29 | Citadel Advisors ✦ | 23.46K | New | $2.29M | 0.0% | New | 1 | SEC ↗ |
| 30 | AQR Capital Management ✦ | 3.43K | -14.5% | $335,516 | 0.0% | ▼ Trim | 5 | SEC ↗ |
| 31 | AQR Capital Management ✦ | 3.43K | -14.5% | $335,516 | 0.0% | ▼ Trim | 5 | SEC ↗ |
| 32 | AQR Capital Management ✦ | 3.43K | -14.5% | $335,516 | 0.0% | ▼ Trim | 5 | SEC ↗ |
| 33 | AQR Capital Management ✦ | 3.43K | -14.5% | $335,516 | 0.0% | ▼ Trim | 5 | SEC ↗ |
| 34 | AQR Capital Management ✦ | 3.43K | -14.5% | $335,516 | 0.0% | ▼ Trim | 5 | SEC ↗ |
“Their weight” = the position's share of that manager's reported 13F equity value — the conviction measure. ✦ = curated manager.
New buyers
| Millennium Management | $3.20M | 0.0% |
| Citadel Advisors | $2.29M | 0.0% |
| Citadel Advisors | $2.29M | 0.0% |
Exited
| No tracked exits this quarter. |
Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 231 holders, 10.10M shares, $1.59B reported. This is a different, older period than the tracked-universe figures above and the two are never mixed.
What else this security's tracked holders most often hold — shared-ownership counts, not fundamental relationships.
Open-market purchases (P)
No open-market insider purchases in our coverage window.
Open-market sales (S)
Director · 500 sh · $146,060
Awards, exercises and tax withholding are never counted as buys or sales here. Methodology