Welcome to our dedicated page for Richardson Electrs SEC filings (Ticker: RELL), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.
Richardson Electronics, Ltd. (NASDAQ: RELL) files a range of documents with the U.S. Securities and Exchange Commission that provide detailed insight into its operations as a global manufacturer of engineered solutions, green energy products, power grid and microwave tubes, RF and microwave components, diagnostic imaging tubes, and customized display solutions. This SEC filings page brings together those disclosures for investors reviewing the company’s regulatory history.
Through its periodic reports, Richardson Electronics presents information on its segments, including Power and Microwave Technologies (PMT), Green Energy Solutions (GES), and Canvys, as well as historical Healthcare activities. Annual reports on Form 10-K and quarterly reports on Form 10-Q typically discuss segment performance, end markets such as alternative energy, healthcare, aviation, communications, industrial, marine, medical, military, scientific, and semiconductor markets, and the company’s strategy of providing specialized technical expertise and engineered solutions.
Current reports on Form 8-K are used to announce material events, including the release of earnings results for completed quarters or fiscal years. Recent 8-K filings have referenced press releases covering net sales trends, segment contributions, operating income, cash position, and the declaration of quarterly cash dividends. The definitive proxy statement (DEF 14A) provides additional detail on corporate governance, director elections, executive compensation, long-term incentive plans, and proposals such as amendments to the certificate of incorporation.
On this page, users can access Richardson Electronics’ SEC filings as they are made available through EDGAR. AI-powered summaries can help explain the key points from lengthy documents, highlight segment information for PMT, GES, and Canvys, and clarify items such as non-GAAP measures mentioned in earnings-related filings. Investors interested in topics like compensation policies, board structure, or capital structure proposals can review the proxy materials, while those focused on financial performance can analyze 10-K, 10-Q, and earnings-related 8-K filings with AI-assisted context.
The Vanguard Group filed an amended Schedule 13G reporting no beneficial ownership of Richardson Electronics Ltd common stock. The filing states 0 shares and 0% beneficial ownership following an internal realignment described as occurring on January 12, 2026, and cites SEC Release No. 34-39538 (January 12, 1998) for disaggregated reporting. The filing is signed by Ashley Grim, Head of Global Fund Administration on 03/27/2026.
RICHARDSON ELECTRONICS, LTD. executive Ben Robert J, the company’s CFO, CAO, and Corporate Secretary, reported an open-market sale of common stock. On February 19, 2026, he sold 4,000 shares at a weighted average price of $12.987 per share, in multiple trades between $12.95 and $13.08. After these transactions, he directly owned 53,034 common shares.
Richardson Electronics reported a registered sale of $59,451.55 for 5,000 common shares on 02/04/2026. The filing names Robert Ben as the seller and lists prior stock awards granted on 10/09/2019 and 07/22/2020 as the source of securities. The filing relates to routine resale under Rule 144 and records the transaction amount and date.
Richardson Electronics director Kenneth Halverson reported option exercises and a share sale. On 02/12/2026 he exercised employee stock options for a total of 10,000 shares of common stock at exercise prices of $5.61 and $4.26 per share.
On the same date, he sold 10,000 common shares in open-market transactions at a weighted average price of $13.085 per share, with individual sale prices ranging from $13.00 to $13.27. After these transactions, he directly owned 14,345 shares of Richardson Electronics common stock.
A shareholder of the issuer plans to sell 10,000 shares of common stock under Rule 144. The planned sale has an aggregate market value of $135,900, with the shares listed on NASDAQ. The issuer had 12,443,851 shares outstanding at the time of this notice.
The shares to be sold were acquired on 02/10/2026 through a stock option exercise from the issuer, paid by cash/check. The seller represents that they are not aware of any undisclosed material adverse information about the issuer’s current or prospective operations.
Richardson Electronics executive Robert J. Ben, the company’s CFO, CAO and Corporate Secretary, reported open‑market sales of common stock. On 02/04/2026, he sold 4,969 shares at $11.9 per share and an additional 31 shares at $12 per share. After these transactions, he directly owned 57,034 common shares of Richardson Electronics.
Richardson Electronics, Ltd. chief operating officer and director Wendy Diddell reported two bona fide gifts of company common stock. On February 2, 2026, 400 shares were gifted at a reported price of $0, and on February 4, 2026, an additional 200 shares were gifted at $0. After these transactions, she directly held 126,444 common shares. A footnote states that Mrs. Diddell’s reported transactions represent bona fide gifts and that she disclaims all beneficial and pecuniary interests in the gifted shares.
A holder of Richardson Electronics (RELL) common stock has filed a notice of proposed sale under Rule 144. The notice covers the planned sale of 5,000 common shares through Fidelity Brokerage Services LLC on the NASDAQ, with an aggregate market value of $57,950.00 as stated in the form.
The shares to be sold were originally acquired as stock awards from the issuer on several dates, including 08/20/2019, 10/09/2018, and 10/09/2019, in each case as compensation rather than for cash. The form also notes that 12,481,251 common shares were outstanding at the time referenced, which is a baseline share count for the company.
Richardson Electronics EVP Canvys Jens F. Ruppert reported multiple stock option exercises and share sales dated 01/27/2026. He exercised employee stock options to acquire 6,000, 2,000, 5,000 and 4,000 shares of common stock at exercise prices of $9.10, $5.61, $4.26 and $7.66 per share, respectively.
On the same date, he sold 8,000 shares at $12.1864, 7,900 shares at $12.00 and 1,100 shares at $11.99 per share. Following these transactions, he directly owned 39,500 shares of Richardson Electronics common stock. The options involved vest 20% per year under previously established schedules.
Richardson Electronics has a Rule 144 notice covering the planned sale of 17,000 shares of its common stock through broker Muriel Siebert & Co., LLC on NASDAQ, with an aggregate market value of $203,830. The table shows 12,500,000 common shares outstanding as a baseline figure. The seller acquired these 17,000 shares by exercising stock options granted by the issuer between 2018 and 2021, using cashless exercises on each acquisition date.