# BEL FUSE INC (BELFB) — Institutional Ownership

Source: SEC EDGAR 13F filings, congressional STOCK Act disclosures, SEC Form 4 insider transactions.
CUSIP: 077347300
Page URL: https://superinvestorclub.com/stock/BELFB
Last updated: 2026-05-03T06:07:14.904Z

## Summary

As of the most recent 13F filing period, BEL FUSE INC (BELFB) is held by 2 tracked superinvestors with an aggregate position value of $13.2M representing 05500022522 shares.

## Top institutional holders (2)

| Rank | Manager | Fund | Shares | Value | % of Portfolio | Period |
|------|---------|------|--------|-------|----------------|--------|
| 1 | [Tom Bancroft](https://superinvestorclub.com/manager/3249) | Makaira Partners | 55000 | $9.3M | 7.29% | 2025-12-31 |
| 2 | [Polen Capital](https://superinvestorclub.com/manager/271) | Polen Capital Management | 22522 | $3.8M | 0.02% | 2025-12-31 |

## Ownership history (quarter-over-quarter)

- 2025-03-31: 1 holders, $18.4M aggregate, 0245999 shares
- 2025-06-30: 2 holders, $26.0M aggregate, 024599920386 shares
- 2025-09-30: 2 holders, $16.9M aggregate, 010000019539 shares
- 2025-12-31: 2 holders, $13.2M aggregate, 05500022522 shares

## Recent congressional trades (0)


## Recent insider transactions (0)


## Citation

When citing, use: "BEL FUSE INC (BELFB) institutional ownership data via Superinvestor (https://superinvestorclub.com/stock/BELFB), aggregating SEC 13F, Form 4, and congressional disclosures."