Comparable stake leader
ROYCE & ASSOCIATES LP
SEC ownership of RICHARDSON ELECTRONICS, LTD.
Top holders, 13D/G large-stake signals, insider positions, and transaction flow tied to CIK 0000355948.
Disclosed value leader
ROYCE & ASSOCIATES LP
Comparable rows
4/50
Latest evidence
04 Aug 2026
- Public ticker
- RELL on Nasdaq
- Parsed ownership sources
-
13F, 13D/G, and 3/4/5
Source: Parsed SEC ownership filingsUse: Compare filing families carefully
- Largest SEC-reported holder
-
ROYCE & ASSOCIATES LP
Ranking: Comparable ownership first, then disclosed value
- Comparable ownership rows
-
4 of 50
Meaning: Rows with safely comparable ownership %
- Latest 13D/G holder
-
ROYCE & ASSOCIATES LP
Source: Latest parsed Schedule 13D/G stake
- Latest parsed ownership date
-
04 Aug 2026
Freshness: Most recent filing date in this holder set
- Issuer CIK
- 0000355948
- Issuer location
- Lafox, IL
Ownership snapshot
CIK-linked ownership evidence from parsed SEC filings.
3 signals
Issuer
Names, identifiers, and filing context for this profile.
2 identity fields
Ownership snapshot
Top shareholders of RICHARDSON ELECTRONICS, LTD. (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.
Comparable stake leader
ROYCE & ASSOCIATES LP
Disclosed value leader
ROYCE & ASSOCIATES LP
Comparable rows
4/50
Latest evidence
04 Aug 2026
13F
13D/G
3/4/5
Lead comparable stake: 11%
46 rows are not safely comparable across share classes.
13D/G row: ROYCE & ASSOCIATES LP
Showing 1-8 of 50 holder rows.
Quick read
ROYCE & ASSOCIATES LP leads the comparable SEC ownership view at 11%.
4 of 50 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.
Open SEC evidence
Opens ROYCE & ASSOCIATES LP's linked filing trail.
Comparable ownership
Top 4
ROYCE & ASSOCIATES LP
11%
DDD Partners, LLC
9.1%
DIMENSIONAL FUND ADVISORS LP
6.2%
FIRST WILSHIRE SECURITIES MANAGEM...
5.4%
Ownership % is shown only when SEC disclosures are safely comparable across share classes.
Detailed SEC evidence table Showing 1-8 of 50 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| ROYCE & ASSOCIATES LP |
13F
13D/G
Company
|
11%
Reported 13D/G
· 30 Sep 2025
|
$27,050,051
1,422,938 shares
|
— | 30 Jun 2026 |
| DDD Partners, LLC |
13F
13D/G
Company
|
9.1%
Reported 13D/G
· 31 Dec 2025
|
$21,112,544
1,110,602 shares
|
— | 30 Jun 2026 |
| DIMENSIONAL FUND ADVISORS LP |
13F
13D/G
Company
|
6.2%
Reported 13D/G
· 31 Dec 2025
|
$13,453,941
707,791 shares
|
— | 30 Jun 2026 |
| FIRST WILSHIRE SECURITIES MANAGEMENT INC |
13F
13D/G
Company
|
5.4%
Reported 13D/G
· 31 Mar 2026
|
$12,211,188
642,356 shares
|
— | 30 Jun 2026 |
| Edward J. Richardson |
3/4/5
Chairman & CEO, Director, 10%+ Owner
|
—
mixed-class rows
|
$16,209,524
2,058,771 shares
mixed-class rows
|
— | 20 Jul 2026 |
| BlackRock, Inc. |
13F
Company
|
—
denominator unverified
|
$18,873,812
992,836 shares
|
— | 30 Jun 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC |
13F
Company
|
—
denominator unverified
|
$10,151,834
534,026 shares
|
— | 30 Jun 2026 |
| ACADIAN ASSET MANAGEMENT LLC |
13F
Company
|
—
denominator unverified
|
$7,347,000
386,783 shares
|
— | 30 Jun 2026 |
How to read this table
Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
Forms 3/4/5 flow
Insider trading overview
Net insider flow leans to selling over the last 12 months. Net value: -$3,547,652.
Buys
$0
Insiders: 0
Sells
$3,547,652
Insiders: 9
Net
-$3,547,652
Shares: -201,057
Window
Last 12 months
4 rolling buckets
Buy value
Sell value
Shares: 0
Shares: 201,057
| Window (months) | Buy shares | Sell shares | Buy value | Sell value | Net value |
|---|---|---|---|---|---|
| 0-3 | 0 | 148,421 | $0 | $2,841,094 | -$2,841,094 |
| 3-6 | 0 | 16,636 | $0 | $258,776 | -$258,776 |
| 6-9 | 0 | 36,000 | $0 | $447,781 | -$447,781 |
| 9-12 | 0 | 0 | $0 | $0 | $0 |
Reporting owners
Insider holders from Forms 3/4/5
Showing 1-11 of 11 reporting-owner rows connected to RICHARDSON ELECTRONICS, LTD.. Open a relationship link for the CIK-to-CIK filing trail.
Rows
11
Largest Forms 3/4/5 holder
Edward J. Richardson
Net 12M change
-$3,547,653
Latest report
20 Aug 2026
| Name | Relationship | Holdings Value | Past Year Net Change | Change % | Valuation | Report Date |
|---|---|---|---|---|---|---|
| Edward J. Richardson | Chairman & CEO, Director, 10%+ Owner | $16,209,524 | Mixed | 20 Jul 2026 | ||
| Wendy Diddell | COO, Director | $2,283,000 | -$478,020 | -17% | Filing P/S | 04 Aug 2026 |
| Robert J. Ben | CFO, CAO, Corporate Secretary | $1,308,139 | -$455,941 | -26% | Filing P/S | 04 Aug 2026 |
| Kathleen McNally | EVP Global Supply Chain | $932,668 | -$111,834 | -11% | Mixed | 21 Jul 2026 |
| Robert H. Kluge | Director | $919,582 | -$519,184 | -36% | Filing P/S | 30 Jul 2026 |
| Jacques Belin | Director | $479,955 | -$107,301 | -18% | Filing P/S | 04 Aug 2026 |
| James Benham | Director | $348,016 | -$239,422 | -41% | Filing P/S | 19 Aug 2026 |
| Paul J. Plante | Director | $271,237 | -$319,813 | -54% | Filing P/S | 28 Jul 2026 |
| Kenneth Halverson | Director | $189,807 | -$397,850 | -68% | Filing P/S | 20 Aug 2026 |
| Jens F. Ruppert | EVP Canvys | $38,016 | -$918,288 | -96% | Filing P/S | 28 Jul 2026 |
| Gregory J. Peloquin | Evp Pmt | Mixed | 20 Jul 2026 |
Recent insider transactions for RICHARDSON ELECTRONICS, LTD.
Showing up to 300 recent insider transactions from the last 12 months.
| Insider | Symbol | Class | Transaction | % | SEC-reported value | SEC-reported price | Shares | Shares owned | Date | Ownership |
|---|---|---|---|---|---|---|---|---|---|---|
| Kenneth Halverson | RELL | Common Stock | Sale | -12.1% | $26,204 | $17.47 | -1,500 | 10,865 | 20 Aug 2026 | Direct |
| James Benham | RELL | Common Stock | Sale | -13.5% | $54,330 | $17.99 | -3,020 | 19,345 | 19 Aug 2026 | Direct |
| Jacques Belin | RELL | Common Stock | Sale | -18.3% | $107,300 | $21.46 | -5,000 | 22,365 | 04 Aug 2026 | Direct |
| Jacques Belin | RELL | Common Stock | Options Exercise | 22.4% | 5,000 | 27,365 | 04 Aug 2026 | Direct | ||
| Jacques Belin | RELL | Employee Stock Option (Right to Buy) | Options Exercise | -100% | -5,000 | 0 | 04 Aug 2026 | Direct | ||
| Robert J. Ben | RELL | Common Stock | Sale | -12.9% | $194,490 | $21.61 | -9,000 | 60,534 | 04 Aug 2026 | Direct |
| Robert J. Ben | RELL | Common Stock | Options Exercise | 14.9% | 9,000 | 69,534 | 04 Aug 2026 | Direct | ||
| Robert J. Ben | RELL | Employee Stock Option (Right to Buy) | Options Exercise | -81.8% | -9,000 | 2,000 | 04 Aug 2026 | Direct | ||
| Wendy Diddell | RELL | Common Stock | Sale | -17.3% | $478,020 | $20.00 | -23,901 | 114,150 | 04 Aug 2026 | Direct |
| Kenneth Halverson | RELL | Common Stock | Sale | -28.8% | $93,854 | $18.77 | -5,000 | 12,365 | 03 Aug 2026 | Direct |
| James Benham | RELL | Common Stock | Sale | -30.6% | $181,966 | $18.50 | -9,836 | 22,365 | 03 Aug 2026 | Direct |
| James Benham | RELL | Common Stock | Options Exercise | 44% | 9,836 | 32,201 | 03 Aug 2026 | Direct | ||
| James Benham | RELL | Employee Stock Option (Right to Buy) | Options Exercise | -100% | -9,836 | 0 | 03 Aug 2026 | Direct | ||
| Robert H. Kluge | RELL | Common Stock | Sale | -36.1% | $519,184 | $17.90 | -29,000 | 51,365 | 30 Jul 2026 | Direct |
| Robert H. Kluge | RELL | Common Stock | Options Exercise | 56.5% | 29,000 | 80,365 | 30 Jul 2026 | Direct | ||
| Robert H. Kluge | RELL | Employee Stock Option (Right to Buy) | Options Exercise | -100% | -29,000 | 0 | 30 Jul 2026 | Direct | ||
| James Benham | RELL | Common Stock | Sale | -0.73% | $3,126 | $19.06 | -164 | 22,365 | 29 Jul 2026 | Direct |
| James Benham | RELL | Common Stock | Options Exercise | 0.73% | 164 | 22,529 | 29 Jul 2026 | Direct | ||
| James Benham | RELL | Employee Stock Option (Right to Buy) | Options Exercise | -3.28% | -164 | 4,836 | 29 Jul 2026 | Direct | ||
| Paul J. Plante | RELL | Common Stock | Sale | -54.5% | $319,813 | $18.81 | -17,000 | 14,188 | 28 Jul 2026 | Direct |
| Paul J. Plante | RELL | Common Stock | Options Exercise | 47.2% | 10,000 | 31,188 | 28 Jul 2026 | Direct | ||
| Paul J. Plante | RELL | Employee Stock Option (Right to Buy) | Options Exercise | -100% | -10,000 | 0 | 28 Jul 2026 | Direct | ||
| Jens F. Ruppert | RELL | Common Stock | Sale | -94.9% | $712,808 | $19.01 | -37,500 | 2,000 | 28 Jul 2026 | Direct |
| Robert J. Ben | RELL | Common Stock | Sale | -11% | $150,000 | $20.00 | -7,500 | 60,534 | 28 Jul 2026 | Direct |
| Robert J. Ben | RELL | Common Stock | Options Exercise | 12.4% | 7,500 | 68,034 | 28 Jul 2026 | Direct | ||
| Robert J. Ben | RELL | Employee Stock Option (Right to Buy) | Options Exercise | -100% | -7,500 | 0 | 28 Jul 2026 | Direct | ||
| Robert J. Ben | RELL | Common Stock | Tax liability | -0.82% | -500 | 60,534 | 22 Jul 2026 | Direct | ||
| Kathleen McNally | RELL | Common Stock | Tax liability | -1.12% | -557 | 49,062 | 22 Jul 2026 | Direct | ||
| Wendy Diddell | RELL | Common Stock | Tax liability | -1.99% | -2,803 | 138,051 | 22 Jul 2026 | Direct | ||
| Robert J. Ben | RELL | Common Stock | Tax liability | -0.81% | -500 | 61,034 | 21 Jul 2026 | Direct | ||
| Kathleen McNally | RELL | Common Stock | Tax liability | -1.1% | -550 | 49,619 | 21 Jul 2026 | Direct | ||
| Wendy Diddell | RELL | Common Stock | Tax liability | -1.95% | -2,795 | 140,854 | 21 Jul 2026 | Direct | ||
| Kathleen McNally | RELL | Common Stock | Award | 11.1% | 5,000 | 50,169 | 20 Jul 2026 | Direct | ||
| Kathleen McNally | RELL | Employee Stock Option (Right to Buy) | Award | 7,500 | 7,500 | 20 Jul 2026 | Direct | |||
| Wendy Diddell | RELL | Common Stock | Award | 16.2% | 20,000 | 143,649 | 20 Jul 2026 | Direct | ||
| Wendy Diddell | RELL | Employee Stock Option (Right to Buy) | Award | 20,000 | 20,000 | 20 Jul 2026 | Direct | |||
| Edward J. Richardson | RELL | Common Stock | Award | 86.5% | 20,000 | 43,114 | 20 Jul 2026 | Direct | ||
| Edward J. Richardson | RELL | Employee Stock Option (Right to Buy) | Award | 20,000 | 20,000 | 20 Jul 2026 | Direct | |||
| Robert J. Ben | RELL | Common Stock | Award | 16% | 8,500 | 61,534 | 20 Jul 2026 | Direct | ||
| Robert J. Ben | RELL | Employee Stock Option (Right to Buy) | Award | 10,000 | 10,000 | 20 Jul 2026 | Direct | |||
| Gregory J. Peloquin | RELL | Employee Stock Option (Right to Buy) | Award | 10,000 | 10,000 | 20 Jul 2026 | Direct | |||
| Jens F. Ruppert | RELL | Employee Stock Option (Right to Buy) | Award | 10,000 | 10,000 | 20 Jul 2026 | Direct | |||
| Jacques Belin | RELL | Common Stock | Award | 15.6% | 3,020 | 22,365 | 20 Jul 2026 | Direct | ||
| James Benham | RELL | Common Stock | Award | 15.6% | 3,020 | 22,365 | 20 Jul 2026 | Direct | ||
| Kenneth Halverson | RELL | Common Stock | Award | 21% | 3,020 | 17,365 | 20 Jul 2026 | Direct | ||
| Robert H. Kluge | RELL | Common Stock | Award | 6.25% | 3,020 | 51,365 | 20 Jul 2026 | Direct | ||
| Paul J. Plante | RELL | Common Stock | Award | 16.6% | 3,020 | 21,188 | 20 Jul 2026 | Direct | ||
| Wendy Diddell | RELL | Common Stock | Tax liability | -2.21% | -2,795 | 123,649 | 17 Jul 2026 | Direct | ||
| Kathleen McNally | RELL | Common Stock | Tax liability | -1.2% | -550 | 45,169 | 17 Jul 2026 | Direct | ||
| Kathleen McNally | RELL | Common Stock | Sale | -12.7% | $111,834 | $16.85 | -6,636 | 45,719 | 20 May 2026 | Direct |
* marks a reported price that did not pass the local price check.