Richardson Electronics insider trades: options exercised and sales filed

Rhea-AI Filing Summary

Richardson Electronics (RELL) disclosed insider transactions by its CFO/CAO/Corporate Secretary, Robert J. Ben, on 10/14/2025. He exercised 2,000, 3,500, and 4,000 stock options at $5.61, $4.26, and $7.66, respectively, then sold 5,000 and 4,500 shares at $11.31 and $11.60. After these trades, he directly owned 62,034 common shares. Derivative holdings shown include 1,500 remaining options with a $7.66 exercise price expiring 07/19/2031.

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^*

Ben Robert J

(Last) (First) (Middle)

40W267 KESLINGER ROAD PO BOX 393

(Street)

LAFOX IL 60147

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
RICHARDSON ELECTRONICS, LTD. [ RELL ]

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

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	CFO, CAO, Corporate Secretary

3. Date of Earliest Transaction (Month/Day/Year)
10/14/2025

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
Common Stock	10/14/2025		M		2,000	A	$5.61	64,034	D
Common Stock	10/14/2025		M		3,500	A	$4.26	67,534	D
Common Stock	10/14/2025		M		4,000	A	$7.66	71,534	D
Common Stock	10/14/2025		S		5,000	D	$11.31	66,534	D
Common Stock	10/14/2025		S		4,500	D	$11.6	62,034	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
Employee Stock Option (Right to Buy)	$5.61	10/14/2025		M			2,000	(1)	07/22/2029	Common Stock	2,000	$0	0	D
Employee Stock Option (Right to Buy)	$4.26	10/14/2025		M			3,500	(2)	07/21/2030	Common Stock	3,500	$0	0	D
Employee Stock Option (Right to Buy)	$7.66	10/14/2025		M			4,000	(3)	07/19/2031	Common Stock	4,000	$0	1,500	D

Explanation of Responses:

1. Options Vest 20% per year, beginning 7/22/2020

2. Options vest 20% per year, beginning 7/21/2021

3. Options vest 20% per year, beginning 7/19/2022

	/s/ Robert J. Ben	10/16/2025
	** 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 did RELL’s CFO report on Form 4?

He exercised options (2,000 at $5.61; 3,500 at $4.26; 4,000 at $7.66) and sold shares (5,000 at $11.31; 4,500 at $11.60) on 10/14/2025.

How many RELL shares does the officer own after the transactions?

He directly owned 62,034 common shares following the reported transactions.

What were the sale prices for the RELL shares?

Sales were reported at $11.31 for 5,000 shares and $11.60 for 4,500 shares.

How many options were exercised and at what prices?

Options exercised totaled 9,500 shares: 2,000 at $5.61, 3,500 at $4.26, and 4,000 at $7.66.

What derivative securities remain after the transactions?

The filing shows 1,500 options remaining with a $7.66 exercise price, expiring on 07/19/2031.

What is the reporting person’s role at RELL?

He is the CFO, CAO, and Corporate Secretary of Richardson Electronics.