Bel Fuse (BELFA) director Bernstein sells Class B shares and receives grant

Rhea-AI Filing Summary

Bel Fuse Inc. director and 10% owner Daniel Bernstein reported both an equity award and a stock sale. On March 16, 2026, he sold 6,667 shares of Class B Common Stock in an open-market transaction at $203.21 per share, leaving 23,512 Class B shares held directly afterward.

On March 15, 2026, he received a grant of 1,429 restricted shares of Class B Common Stock, with 476 shares vesting on March 15, 2027, 476 on March 15, 2028, and 477 on March 15, 2029. He also holds 376,095 Class A shares directly, an estimated 5,880 Class A shares through a 401(k) plan, and 4,265 Class B shares indirectly through his wife.

Insights

Insider trading and governance analyst

Routine mix of grant and sale; large stake remains.

Director and 10% owner Daniel Bernstein reported a grant of 1,429 restricted Class B shares and an open-market sale of 6,667 Class B shares at $203.21. The grant vests in three annual tranches through March 2029, indicating ongoing equity-based compensation.

After these transactions, he still holds 23,512 Class B shares directly plus substantial Class A holdings (376,095 shares directly, additional indirect positions). The sale represents only part of his overall exposure and appears as a routine portfolio move rather than a transformational change.

There is no reference to a Rule 10b5-1 trading plan in the excerpt, so the timing context is not specified. From an investment perspective, this filing mainly updates ownership and compensation details without materially altering the broader thesis on insider alignment.

Insider Trade Summary

Net Seller: 6,667 shares ($1,354,801)

Net Sell 5 txns

Insider BERNSTEIN DANIEL

Role Director, 10% Owner

Sold 6,667 shs ($1.35M)

Type	Security	Shares	Price	Value
Sale	Class B Common Stock	6,667	$203.21	$1.35M
Grant/Award	Class B Common Stock	1,429	$0.00	--
holding	Class B Common Stock	--	--	--
holding	Class A Common Stock	--	--	--
holding	Class A Common Stock	--	--	--

Holdings After Transaction: Class B Common Stock — 23,512 shares (Direct); Class B Common Stock — 4,265 shares (Indirect, By Wife); Class A Common Stock — 376,095 shares (Direct); Class A Common Stock — 5,880 shares (Indirect, By 401(k) plan)

Footnotes (1)

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

Form 4 Insider Transactions: What Each Field Means →

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

BERNSTEIN DANIEL

(Last) (First) (Middle)

C/O BEL FUSE INC.

300 EXECUTIVE DRIVE, SUITE 300

(Street)

WEST ORANGE NJ 07052

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
BEL FUSE INC /NJ [ BELFB ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director	X	10% Owner
	Officer (give title below)		Other (specify below)

3. Date of Earliest Transaction (Month/Day/Year)
03/15/2026

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Class B Common Stock								4,265	I	By Wife
Class A Common Stock								376,095	D
Class A Common Stock								5,880(1)	I	By 401(k) plan
Class B Common Stock	03/15/2026		A		1,429(2)	A	$0	30,179	D
Class B Common Stock	03/16/2026		S		6,667	D	$203.21	23,512	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

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

2. 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.

	/s/ Lynn Hutkin	03/17/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

FAQ

What insider transactions did Daniel Bernstein report for BELFA in this Form 4?

Daniel Bernstein reported two key updates: an open-market sale of 6,667 Class B shares at $203.21 per share on March 16, 2026, and a grant of 1,429 restricted Class B shares on March 15, 2026, vesting annually through 2029.

How many Bel Fuse (BELFA) shares does Daniel Bernstein hold after these transactions?

After the reported transactions, Daniel Bernstein holds 23,512 Class B shares directly. He also has 376,095 Class A shares directly, about 5,880 Class A shares indirectly through a 401(k) plan, and 4,265 Class B shares indirectly through his wife, according to the filing.

What are the vesting terms of Daniel Bernstein’s new restricted Class B shares at Bel Fuse (BELFA)?

Bernstein was granted 1,429 restricted Class B shares on March 15, 2026. The award vests in three tranches: 476 shares on March 15, 2027, 476 shares on March 15, 2028, and 477 shares on March 15, 2029, providing multi-year equity incentive alignment.

Was Daniel Bernstein’s Bel Fuse (BELFA) stock transaction a purchase or sale?

The Form 4 shows an open-market sale of 6,667 Class B shares at $203.21 per share on March 16, 2026. In addition, he acquired 1,429 restricted Class B shares via a grant on March 15, 2026, which is compensation-related, not a market purchase.

How significant is Daniel Bernstein’s Class B share sale relative to his remaining Bel Fuse (BELFA) holdings?

Bernstein sold 6,667 Class B shares but still directly holds 23,512 Class B shares afterward, along with large Class A positions. This indicates he retains a substantial overall ownership stake despite the sale reported in this Form 4 filing.