SEC Form 4 · Updated Daily
RELL
— RICHARDSON ELECTRONICS, LTD. OwnershipInsider and institutional ownership derived from SEC Form 4 filings. Click any owner to see their holdings across every company they’ve filed on, and how their position has changed over time.
Current Reporting Owners
| Owner | Role | Shares Owned | As Of | Last Activity |
|---|---|---|---|---|
| Diddell Wendy | Director · Officer | 114,150 | 2026-08-04 | S |
| Ben Robert J | Officer | 60,534 | 2026-08-04 | S |
| KLUGE ROBERT H | Director | 51,365 | 2026-07-30 | S |
| MCNALLY KATHLEEN | Officer | 49,062 | 2026-07-22 | F |
| RICHARDSON EDWARD J | 10%+ Owner · Director · Officer | 43,114 | 2026-07-20 | A |
| Belin Jacques | Director | 22,365 | 2026-08-04 | S |
| Benham James | Director | 19,345 | 2026-08-19 | S |
| PLANTE PAUL J | Director | 14,188 | 2026-07-28 | S |
| Halverson Kenneth | Director | 10,865 | 2026-08-20 | S |
| Ruppert Jens Frank | Officer | 2,000 | 2026-07-28 | S |
Recent Filings
| Date | Owner | Activity | Shares | Price | Owned After |
|---|---|---|---|---|---|
| 2026-08-20 | Halverson Kenneth | Open-market sale | 1,500 | $17.47 | 10,865 |
| 2026-08-19 | Benham James | Open-market sale | 3,020 | $17.99 | 19,345 |
| 2026-08-04 | Diddell Wendy | Open-market sale | 23,901 | $20.00 | 114,150 |
| 2026-08-04 | Ben Robert J | Option exercise (derivative) | 1,000 | $0.00 | 9,000 |
| 2026-08-04 | Ben Robert J | Option exercise (derivative) | 8,000 | $0.00 | 2,000 |
| 2026-08-04 | Ben Robert J | Open-market sale | 9,000 | $21.61 | 60,534 |
| 2026-08-04 | Ben Robert J | Option exercise | 1,000 | $15.51 | 69,534 |
| 2026-08-04 | Ben Robert J | Option exercise | 8,000 | $15.60 | 68,534 |
| 2026-08-04 | Belin Jacques | Option exercise (derivative) | 5,000 | $0.00 | 0 |
| 2026-08-04 | Belin Jacques | Open-market sale | 5,000 | $21.46 | 22,365 |
| 2026-08-04 | Belin Jacques | Option exercise | 5,000 | $9.10 | 27,365 |
| 2026-08-03 | Benham James | Option exercise (derivative) | 4,836 | $0.00 | 0 |
| 2026-08-03 | Benham James | Open-market sale | 9,836 | $18.50 | 22,365 |
| 2026-08-03 | Benham James | Option exercise | 5,000 | $15.51 | 32,201 |
| 2026-08-03 | Benham James | Option exercise | 4,836 | $15.60 | 27,201 |
| 2026-08-03 | Halverson Kenneth | Open-market sale | 5,000 | $18.77 | 12,365 |
| 2026-07-30 | KLUGE ROBERT H | Option exercise (derivative) | 4,000 | $0.00 | 1,000 |
| 2026-07-30 | KLUGE ROBERT H | Option exercise (derivative) | 10,000 | $0.00 | 0 |
| 2026-07-30 | KLUGE ROBERT H | Open-market sale | 29,000 | $17.90 | 51,365 |
| 2026-07-30 | KLUGE ROBERT H | Option exercise | 4,000 | $7.66 | 80,365 |
| 2026-07-30 | KLUGE ROBERT H | Option exercise | 5,000 | $4.26 | 76,365 |
| 2026-07-30 | KLUGE ROBERT H | Option exercise | 5,000 | $5.61 | 71,365 |
| 2026-07-30 | KLUGE ROBERT H | Option exercise | 5,000 | $9.10 | 66,365 |
| 2026-07-30 | KLUGE ROBERT H | Option exercise | 10,000 | $5.87 | 61,365 |
| 2026-07-29 | Benham James | Option exercise (derivative) | 164 | $0.00 | 4,836 |
| 2026-07-29 | Benham James | Open-market sale | 164 | $19.06 | 22,365 |
| 2026-07-29 | Benham James | Option exercise | 164 | $15.60 | 22,529 |
| 2026-07-28 | Ben Robert J | Option exercise (derivative) | 2,000 | $0.00 | 8,000 |
| 2026-07-28 | Ben Robert J | Option exercise (derivative) | 4,000 | $0.00 | 6,000 |
| 2026-07-28 | Ben Robert J | Option exercise (derivative) | 1,500 | $0.00 | 0 |
| 2026-07-28 | Ben Robert J | Open-market sale | 7,500 | $20.00 | 60,534 |
| 2026-07-28 | Ben Robert J | Option exercise | 2,000 | $9.73 | 68,034 |
| 2026-07-28 | Ben Robert J | Option exercise | 4,000 | $11.89 | 66,034 |
| 2026-07-28 | Ben Robert J | Option exercise | 1,500 | $7.66 | 62,034 |
| 2026-07-28 | Ruppert Jens Frank | Open-market sale | 37,500 | $19.01 | 2,000 |
| 2026-07-28 | PLANTE PAUL J | Option exercise (derivative) | 5,000 | $0.00 | 0 |
| 2026-07-28 | PLANTE PAUL J | Open-market sale | 7,000 | $19.12 | 14,188 |
| 2026-07-28 | PLANTE PAUL J | Open-market sale | 10,000 | $18.60 | 21,188 |
| 2026-07-28 | PLANTE PAUL J | Option exercise | 5,000 | $15.51 | 31,188 |
| 2026-07-28 | PLANTE PAUL J | Option exercise | 5,000 | $15.60 | 26,188 |
Source: SEC EDGAR Form 4 filings. For informational purposes only — not investment advice.