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BELFB SCHEDULE 13G/A: SEC filing

An institutional holder

Filed with the SEC on · accession 0001274173-26-000197

BELFB filed a SCHEDULE 13G/A (schedule 13g/a) with the SEC on Aug 13, 2026. An institutional holder filed an amended Schedule 13G regarding its beneficial ownership position in BEL FUSE INC /NJ (BELFA, BELFB). The stock moved -2.9% by the first close after the filing.

Summary of the filing

An institutional holder filed an amended Schedule 13G regarding its beneficial ownership position in BEL FUSE INC /NJ (BELFA, BELFB). The filing indicates a passive investment stake with no stated intent to influence control.

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Key details

IssuerBEL Fuse Inc.

How BELFB stock reacted

Close before

$294.45

Aug 12, 2026

First close after

-2.87%

$286.01

5 trading days

-10.39%

$263.87

Since filing

-29.77%

$206.79

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Frequently asked questions

What did BELFB file with the SEC on Aug 13, 2026?

BELFB filed a SCHEDULE 13G/A (SEC filing). An institutional holder filed an amended Schedule 13G regarding its beneficial ownership position in BEL FUSE INC /NJ (BELFA, BELFB). The filing indicates a passive investment stake with no stated intent to influence control.

How do I read a SCHEDULE 13G/A?

A report the company filed with the SEC (the US market regulator). Start with the summary, then the key amounts and names. Compare it with the company’s earlier filings.

Why are SEC filings important?

Public companies must tell the SEC about anything that can change their value — results, leadership changes, big deals, new shares, bankruptcy. Filings are the official source, often before the news. A SCHEDULE 13G/A (schedule 13g/a): A report the company filed with the SEC (the US market regulator).

How did BELFB stock react to this filing?

BELFB closed at $294.45 before the filing and $286.01 on Aug 13, 2026 (-2.87%). Five trading days later: $263.87 (-10.39%).

Other BELFB SEC filings

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