Bel Fuse Inc
BELFA- Exchange
- Nasdaq
- Industry
- Electronic Coils, Transformers & Other Inductors
- SEC CIK
- 0000729580
In the last 90 days, Bel Fuse Inc insiders filed 0 open-market purchases and 3 sales; 109 institutions reported holding it in 13F filings for Q2 2026, worth $393.9M in total; no superinvestor holds it.
Other share classesBELFB
13F holders, Q1 2026
Institutional positions in Bel Fuse Inc as of Mar 31, 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
- 94
- +18 vs. Q4 2025
- Shares held
- 1.16M
- +242.3K (+26.3%) vs. Q4 2025
- Total value
- $209.7M
- +$70.2M (+50.3%) vs. Q4 2025
- New holders
- 24
- 29 more added
- Sold out
- 6
- 26 more reduced
1 institution that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting BELFA 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 | 109 | $393.9M |
| Q1 2026 | 94 | $209.7M |
| Q4 2025 | 77 | $148.5M |
| Q3 2025 | 64 | $106.7M |
| Q2 2025 | 59 | $81.7M |
| Q1 2025 | 56 | $69.0M |
| Q4 2024 | 56 | $89.9M |
| Q3 2024 | 54 | $103.5M |
| Q2 2024 | 40 | $78.8M |
| Q1 2024 | 32 | $57.2M |
| Q4 2023 | 26 | $44.6M |
| Q3 2023 | 25 | $31.3M |
| Q2 2023 | 25 | $39.2M |
| Q1 2023 | 19 | $23.6M |
| Q4 2022 | 17 | $20.8M |
| Q3 2022 | 16 | $19.7M |
| Q2 2022 | 14 | $15.2M |
| Q1 2022 | 13 | $14.9M |
| Q4 2021 | 16 | $10.8M |
| Q3 2021 | 15 | $10.6M |
| Q2 2021 | 17 | $10.8M |
| Q1 2021 | 18 | $14.0M |
Institutions, Q1 2026
Shares, value and share of portfolio for each institution holding Bel Fuse Inc; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Highbridge Capital Management LLC | 138,469 | $25.0M | 1.58% | +138,469 | New |
| Brown Advisory Inc | 134,404 | $24.2M | 0.04% | −8,657−6.1% | Reduced |
| BlackRock, Inc. | 91,177 | $16.4M | 0.00% | +5,400+6.3% | Added |
| FMR LLC | 77,538 | $14.0M | 0.00% | −8,700−10.1% | Reduced |
| Renaissance Technologies LLC | 68,253 | $12.3M | 0.02% | +26,200+62.3% | Added |
| Gabelli Funds LLC | 63,600 | $11.5M | 0.08% | −1,400−2.2% | Reduced |
| Gamco Investors, Inc. Et Al | 53,200 | $9.59M | 0.09% | −12,438−18.9% | Reduced |
| Cable Car Capital LLC | 46,763 | $8.43M | 2.91% | 00.0% | Unchanged |
| Vanguard Portfolio Management LLC | 46,295 | $8.34M | 0.00% | +46,295 | New |
| Vanguard Capital Management LLC | 45,511 | $8.20M | 0.00% | +45,511 | New |
| Dimensional Fund Advisors LP | 44,887 | $8.09M | 0.00% | −9,783−17.9% | Reduced |
| Hound Partners, LLC | 34,814 | $6.27M | 0.79% | −2,826−7.5% | Reduced |
| Geode Capital Management, LLC | 34,785 | $6.27M | 0.00% | −2,821−7.5% | Reduced |
| State Street Corp | 28,790 | $5.19M | 0.00% | +7,084+32.6% | Added |
| Investors Asset Management of Georgia Inc | 25,781 | $4.65M | 1.90% | −160−0.6% | Reduced |
| Santa Monica Partners LP | 23,434 | $4.22M | 2.36% | 00.0% | Unchanged |
| Brasada Capital Management, LP | 17,723 | $3.48M | 0.64% | +17,723 | New |
| Jane Street Group, LLC | 13,167 | $2.37M | 0.00% | +7,145+118.6% | Added |
| Arrowstreet Capital, Limited Partnership | 12,375 | $2.23M | 0.00% | −2,100−14.5% | Reduced |
| Northern Trust Corp | 11,738 | $2.12M | 0.00% | +390+3.4% | Added |
| SEI Investments Co | 9,681 | $1.74M | 0.00% | +5,076+110.2% | Added |
| Marshall Wace, LLP | 9,658 | $1.74M | 0.00% | +7,061+271.9% | Added |
| Janney Montgomery Scott LLC | 9,556 | $1.72M | 0.00% | −1,184−11.0% | Reduced |
| Qube Research & Technologies Ltd | 9,157 | $1.65M | 0.00% | +4,927+116.5% | Added |
| Morgan Stanley | 7,475 | $1.35M | 0.00% | +2,645+54.8% | Added |
| UBS Group AG | 7,177 | $1.29M | 0.00% | +476+7.1% | Added |
| Nitor Capital Management LLC | 7,000 | $1.26M | 0.97% | 00.0% | Unchanged |
| Vanguard Fiduciary Trust Co | 6,787 | $1.22M | 0.00% | +6,787 | New |
| Goldman Sachs Group Inc | 5,225 | $941.5K | 0.00% | +2,164+70.7% | Added |
| XTX Topco Ltd | 5,222 | $941.0K | 0.02% | +5,222 | New |
| Herald Investment Management Ltd | 5,000 | $898.4K | 0.13% | −2,500−33.3% | Reduced |
| Sagefield Capital LP | 4,416 | $795.8K | 0.06% | −1,526−25.7% | Reduced |
| Bank of New York Mellon Corp | 4,156 | $748.9K | 0.00% | −60−1.4% | Reduced |
| Point72 Asset Management, L.P. | 3,748 | $675.4K | 0.00% | +2,424+183.1% | Added |
| State of Wisconsin Investment Board | 3,690 | $664.9K | 0.00% | +3,690 | New |
| Citigroup Inc | 3,376 | $608.4K | 0.00% | +3,202+1,840.2% | Added |
| JPMorgan Chase & Co | 3,310 | $596.4K | 0.00% | +1,428+75.9% | Added |
| BNP Paribas Arbitrage, SA | 3,041 | $548.0K | 0.00% | +2,687+759.0% | Added |
| Trexquant Investment LP | 2,989 | $538.6K | 0.00% | +2,989 | New |
| Rhumbline Advisers | 2,740 | $493.7K | 0.00% | −68−2.4% | Reduced |
| PenderFund Capital Management Ltd. | 2,700 | $486.5K | 0.08% | +1,100+68.8% | Added |
| Prelude Capital Management, LLC | 2,576 | $464.2K | 0.04% | −450−14.9% | Reduced |
| Engineers Gate Manager LP | 2,300 | $414.5K | 0.01% | +2,300 | New |
| HRT Financial LP | 2,255 | $406.0K | 0.00% | +242+12.0% | Added |
| AQR Capital Management LLC | 2,233 | $402.4K | 0.00% | +2,233 | New |
| STRS Ohio | 2,200 | $396.4K | 0.00% | +2,200 | New |
| Bank of America Corp | 1,825 | $328.9K | 0.00% | +35+2.0% | Added |
| Triasima Portfolio Management inc. | 1,742 | $313.9K | 0.05% | 00.0% | Unchanged |
| Deutsche Bank AG | 1,308 | $235.7K | 0.00% | +577+78.9% | Added |
| Mangrove Partners | 1,276 | $229.9K | 0.02% | +1,276 | New |
| Los Angeles Capital Management LLC | 1,249 | $225.1K | 0.00% | −5,158−80.5% | Reduced |
| Millennium Management LLC | 1,190 | $214.4K | 0.00% | −11,539−90.7% | Reduced |
| Abel Hall, LLC | 1,138 | $205.1K | 0.04% | +1,138 | New |
| Price T Rowe Associates Inc | 1,120 | $202.0K | 0.00% | +1,120 | New |
| Allspring Global Investments Holdings, LLC | 1,064 | $198.8K | 0.00% | −1,841−63.4% | Reduced |
| FNY Investment Advisers, LLC | 1,060 | $191.0K | 0.08% | −440−29.3% | Reduced |
| MetLife Investment Management | 1,053 | $189.8K | 0.00% | −29−2.7% | Reduced |
| New York State Common Retirement Fund | 900 | $162.2K | 0.00% | 00.0% | Unchanged |
| Mirae Asset Global ETFs Holdings Ltd. | 803 | $144.7K | 0.00% | +85+11.8% | Added |
| Wells Fargo & Company | 620 | $111.8K | 0.00% | −1,263−67.1% | Reduced |
| Franklin Resources Inc | 563 | $101.5K | 0.00% | +509+942.6% | Added |
| Police & Firemen's Retirement System of New Jersey | 503 | $90.6K | 0.00% | 00.0% | Unchanged |
| Blair William & Co | 500 | $90.1K | 0.00% | 00.0% | Unchanged |
| Quantbot Technologies LP | 475 | $85.6K | 0.00% | +475 | New |
| Tower Research Capital LLC (TRC) | 432 | $77.8K | 0.00% | +355+461.0% | Added |
| Sunbelt Securities, Inc. | 400 | $72.1K | 0.00% | 00.0% | Unchanged |
| UBS Asset Management Americas Inc | 394 | $71.0K | 0.00% | +303+333.0% | Added |
| Barclays PLC | 322 | $58.0K | 0.00% | −2,240−87.4% | Reduced |
| The PNC Financial Services Group, Inc. | 305 | $55.0K | 0.00% | +300+6,000.0% | Added |
| IFP Advisors, Inc | 276 | $49.7K | 0.00% | +276 | New |
| Vanguard Global Advisers, LLC | 263 | $47.4K | 0.00% | +263 | New |
| Ameritas Investment Partners, Inc. | 171 | $30.8K | 0.00% | 00.0% | Unchanged |
| Russell Investments Group, Ltd. | 170 | $30.6K | 0.00% | +19+12.6% | Added |
| Legal & General Group Plc | 145 | $26.1K | 0.00% | +27+22.9% | Added |
| CWM, LLC | 118 | $21.3K | 0.00% | +5+4.4% | Added |
| GAMMA Investing LLC | 96 | $17.3K | 0.00% | +2+2.1% | Added |
| California State Teachers Retirement System | 87 | $15.7K | 0.00% | −12−12.1% | Reduced |
| Sterling Capital Management LLC | 54 | $9.73K | 0.00% | −39−41.9% | Reduced |
| Nisa Investment Advisors, LLC | 31 | $5.59K | 0.00% | 00.0% | Unchanged |
| Royal Bank of Canada | 20 | $4.00K | 0.00% | −31−60.8% | Reduced |
| Optiver Holding B.V. | 22 | $3.96K | 0.00% | 00.0% | Unchanged |
| Farther Finance Advisors, LLC | 12 | $2.24K | 0.00% | 00.0% | Unchanged |
| Root Financial Partners, LLC | 7 | $1.26K | 0.00% | +7 | New |
| Ronald Blue Trust, Inc. | 6 | $1.08K | 0.00% | +6 | New |
| Raffa Wealth Management, LLC | 5 | $901 | 0.00% | 00.0% | Unchanged |
| Allworth Financial LP | 2 | $361 | 0.00% | +2 | New |
| O'Shaughnessy Asset Management, LLC | 2 | $360 | 0.00% | −2−50.0% | Reduced |
| EverSource Wealth Advisors, LLC | 2 | $360 | 0.00% | +1+100.0% | Added |
| SBI Securities Co., Ltd. | 2 | $360 | 0.00% | +2 | New |
| True Wealth Design, LLC | 1 | $181 | 0.00% | 00.0% | Unchanged |
| MAI Capital Management | 1 | $181 | 0.00% | +1 | New |
| Essential Partners LLC | 1 | $180 | 0.00% | 00.0% | Unchanged |
| Advisory Services Network, LLC | 1 | $180 | 0.00% | +1 | New |
| Hughes Financial Services, LLC | 1 | $180 | 0.00% | +1 | New |
| American Century Companies Inc | 0 | $0 | 0.00% | −19,198−100.0% | Sold out |
| Aristeia Capital LLC | 0 | $0 | 0.00% | −11,094−100.0% | Sold out |
| Citadel Advisors LLC | 0 | $0 | 0.00% | −7,189−100.0% | Sold out |
| Congruence Capital, LLC | 0 | $0 | 0.00% | −2,726−100.0% | Sold out |
| Amalgamated Bank | 0 | $0 | 0.00% | −51−100.0% | Sold out |
| SageView Advisory Group, LLC | 0 | $0 | 0.00% | −10−100.0% | Sold out |