BELFA · Bel Fuse Inc /Nj

This price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $268.95 to $269.95, 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.

This price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $272.335 to $272.78, 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 (5) to this Form 4.

This price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $271.09 to $271.72, 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 (4) to this Form 4.

This price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $270.01 to $270.89, 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.

Ms. Kozlovsky was granted 437 restricted shares of Class B Common Stock on March 15, 2026. The restricted shares vest as follows: 146 shares vest as of March 15, 2027; 146 shares vest as of March 15, 2028; and 145 shares vest as of March 15, 2029.

Mr. Bernstein was granted 1,429 restricted shares of Class B Common Stock on March 15, 2026. The restricted shares vest as follows: 476 shares vest as of March 15, 2027; 476 shares vest as of March 15, 2028; and 477 shares vest as of March 15, 2029.

Dr. Smith was granted 1,030 restricted shares of Class B Common Stock on March 15, 2026. The restricted shares vest as follows: 343 shares vest as of March 15, 2027; 343 shares vest as of March 15, 2028; and 344 shares vest as of March 15, 2029.

Mr. Tuweiq was granted 5,081 restricted shares of Class B Common Stock on March 15, 2026. The restricted shares vest as follows: 1,694 shares vest as of March 15, 2027; 1,694 shares vest as of March 15, 2028; and 1,693 shares vest as of March 15, 2029.

Mr. Dawson was granted 920 restricted shares of Class B Common Stock on March 15, 2026. The restricted shares vest as follows: 307 shares vest as of March 15, 2027; 307 shares vest as of March 15, 2028; and 306 shares vest as of March 15, 2029.

Mr. Lai was granted 329 restricted shares of Class B Common Stock on March 15, 2026. The restricted shares vest as follows: 110 shares vest as of March 15, 2027; 110 shares vest as of March 15, 2028; and 109 shares vest as of March 15, 2029.

Mr. Berry was granted 419 restricted shares of Class B Common Stock on March 15, 2026. The restricted shares vest as follows: 140 shares vest as of March 15, 2027; 140 shares vest as of March 15, 2028; and 139 shares vest as of March 15, 2029.

Mr. Gilbert was granted 1,965 restricted shares of Class B Common Stock on March 15, 2026. The restricted shares vest as follows: 655 shares vest as of March 15, 2027; 655 shares vest as of March 15, 2028; and 655 shares vest as of March 15, 2029.

Mr. Bittner was granted 762 restricted shares of Class B Common Stock on March 15, 2026. The restricted shares vest as follows: 254 shares vest as of March 15, 2027; 254 shares vest as of March 15, 2028; and 254 shares vest as of March 15, 2029.

Mr. Segall was granted 1,030 restricted shares of Class B Common Stock on March 15, 2026. The restricted shares vest as follows: 343 shares vest as of March 15, 2027; 343 shares vest as of March 15, 2028; and 344 shares vest as of March 15, 2029.

Mr. Smelker was granted 3,049 restricted shares of Class B Common Stock on March 15, 2026. The restricted shares vest as follows: 1,016 shares vest as of March 15, 2027; 1,016 shares vest as of March 15, 2028; and 1,017 shares vest as of March 15, 2029.

Ms. Hutkin was granted 695 restricted shares of Class B Common Stock on March 15, 2026. The restricted shares vest as follows: 232 shares vest as of March 15, 2027; 232 shares vest as of March 15, 2028; and 231 shares vest as of March 15, 2029.

Mr. Vellucci was granted 1,030 restricted shares of Class B Common Stock on March 15, 2026. The restricted shares vest as follows: 343 shares vest as of March 15, 2027; 343 shares vest as of March 15, 2028; and 344 shares vest as of March 15, 2029.

Mr. Valletta was granted 1,965 restricted shares of Class B Common Stock on March 15, 2026. The restricted shares vest as follows: 655 shares vest as of March 15, 2027; 655 shares vest as of March 15, 2028; and 655 shares vest as of March 15, 2029.

The number of shares held in the 401(k) plan is estimated.

This price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $236.40 to $237.38, 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 (7) to this Form 4.

This price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $237.40 to $238.32, 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 (8) to this Form 4.

This price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $218.43 to $218.46, 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.

This price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $216.92 to $217.75, 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.

This price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $234.28 to $235.22, 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 (5) to this Form 4.

This price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $215.62 to $216.56, 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 (1) to this Form 4.

This price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $233.28 to $234.26, 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 (4) to this Form 4.

This price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $235.35 to $236.30, 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 (6) to this Form 4.

This price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $238.38 to $239.00, 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 (1) to this Form 4.

This price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $169.09 to $170.00, 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 this footnote.

This price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $170.69 to $171.52, 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 this footnote.

This price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $171.72 to $171.85, 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 this footnote.

This price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $168.04 to $168.94, 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 this footnote.

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.

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.

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 (2) to this Form 4.

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.

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.

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 (1) to this Form 4.