Richardson Electronics, Ltd.

RELL·NASDAQ·$11.76Share Price as of 11/2·$206MMarket Cap as of 11/2

Financials

10-QQ1 ended 08/29/2610/08/26 10-KFY 202608/03/26 10-QQ3 ended 02/28/2604/09/26 10-QQ2 ended 11/29/2501/08/26 10-QQ1 ended 08/30/2510/09/25

Disclosures

8-K/ACurrent report (amended)10/08/26 8-KCurrent report10/07/26 8-KCurrent report07/22/26 8-KCurrent report04/08/26 8-KCurrent report01/07/26

Prospectuses and Registrations

S-8Registration of securities for employees10/24/25 S-8Registration of securities for employees10/08/20 S-8Registration of securities for employees10/17/18 S-8Registration of securities for employees08/03/15 S-8Registration of securities for employees07/27/12

Proxies

DEF 14ADefinitive proxy08/21/26 DEFA14AAdditional proxy materials08/21/26 DEF 14ADefinitive proxy08/25/25 DEFA14AAdditional proxy materials08/25/25 PRE 14APreliminary proxy08/14/25

Ownership

Form 4Insider transaction10/30/26 144Proposed sale of securities10/29/26 144Proposed sale of securities10/13/26 144Proposed sale of securities10/13/26 Form 4Insider transaction08/24/26

Other

ARSAnnual report to shareholders08/21/26 SDConflict Minerals disclosure05/15/26 ARSAnnual report to shareholders08/25/25 SDConflict Minerals disclosure05/15/25 ARSAnnual report to shareholders08/23/24