DANIEL BERNSTEIN - 17 Nov 2025 Form 4 Insider Report for BEL FUSE INC /NJ (BELFB)

Signature
/s/ Lloyd Jeglikowski, Attorney-in-Fact
Issuer symbol
BELFB
Transactions as of
17 Nov 2025
Transactions value $
-$431,163
Form type
4
Filing time
19 Nov 2025, 20:18:00 UTC
Previous filing
14 Nov 2025

Reporting Owners (1)

Name Relationship Address Signature Signature date CIK
BERNSTEIN DANIEL Director, 10%+ Owner C/O BEL FUSE INC., 300 EXECUTIVE DRIVE, SUITE 300, WEST ORANGE /s/ Lloyd Jeglikowski, Attorney-in-Fact 19 Nov 2025 0001007789

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction BELFB Class B Common Stock Sale -$335K -2.32K -7.32% $144.23 29.4K 17 Nov 2025 Direct F2
transaction BELFB Class B Common Stock Sale -$96.1K -677 -2.3% $141.96 28.8K 18 Nov 2025 Direct F3
holding BELFB Class B Common Stock 4.27K 17 Nov 2025 By Wife
holding BELFB Class A Common Stock 376K 17 Nov 2025 Direct
holding BELFB Class A Common Stock 6.17K 17 Nov 2025 By 401(k) plan F1
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 The number of shares held in the 401(k) plan is estimated.
F2 This price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $139.84 to $148.72, inclusive. The reporting person undertakes to provide to Bel Fuse Inc. (the "Company"), any security holder of the Company, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in footnote (2) to this Form 4.
F3 This price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $138.46 to $144.27, inclusive. The reporting person undertakes to provide to Bel Fuse Inc. (the "Company"), any security holder of the Company, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in footnote (3) to this Form 4.