Richardson Electronics
Manufactures power tubes and RF components while expanding into wind-turbine ultracapacitor energy storage.
$17.55
After-hours close−0.20 (−1.13%)
At close$17.75(−1.33%)
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Breakdown13F · Form 4
Institutions 59.97%8.77M sharesInsiders 16.30%2.38M sharesOther 23.73%3.47M shares
Shares outstanding 14.62M · Float 12.05M · 82.4% free float
Institutions13F, as of Mar 31, 2026
104 holders · 8.77M shares · 16 new positions · 52 increased · 25 reduced · 11 closed
| Holder | Shares | % outstanding | Chg q/q | Filed |
|---|---|---|---|---|
| Royce & Associates LP | 1.42M | 9.73% | +40.0K | May 12, 2026 |
| DDD Partners, LLC | 1.13M | 7.75% | 0 | Apr 28, 2026 |
| BlackRock, Inc. | 877.8K | 6.00% | −14.6K | May 13, 2026 |
| Dimensional Fund Advisors LP | 715.5K | 4.89% | −59.2K | May 7, 2026 |
| First Wilshire Securities Management Inc | 672.0K | 4.60% | +82.1K | May 12, 2026 |
| Vanguard Capital Management LLC | 508.0K | 3.47% | +508.0Knew | May 15, 2026 |
| Renaissance Technologies LLC | 343.5K | 2.35% | −13.7K | May 14, 2026 |
| Geode Capital Management, LLC | 295.6K | 2.02% | +3.9K | May 15, 2026 |
Beneficial owners13D/G · 5% or more, as filed
| Holder | % of class | Shares | Form | Filed |
|---|---|---|---|---|
| Royce & Associates LP | 11.17% | 1.39M | 13G | Oct 15, 2025 ↗ |
| DDD Partners, LLC | 9.10% | 1.13M | 13G | Jan 6, 2026 ↗ |
| Dimensional Fund Advisors LP | 6.20% | 774.7K | 13G | Jan 21, 2026 ↗ |
| First Wilshire Securities Management, Inc. | 5.40% | 672.0K | 13G | May 11, 2026 ↗ |
InsidersForm 4
| Insider | Role | Shares | % outstanding | Filed |
|---|---|---|---|---|
| Edward J. Richardson | director, 10 percent owner, officer: Chairman & CEO | 2.04M | 13.94% | Jul 22, 2026 |
| Wendy Diddell | director, officer: COO | 114.2K | 0.78% | Aug 6, 2026 |
| Robert J. Ben | officer: CFO, CAO, Corporate Secretary | 60.5K | 0.41% | Aug 6, 2026 |
| Robert H. Kluge | director | 51.4K | 0.35% | Aug 3, 2026 |
| Kathleen Mcnally | officer: EVP Global Supply Chain | 49.1K | 0.34% | Jul 23, 2026 |
| Jacques Belin | director | 22.4K | 0.15% | Aug 6, 2026 |
| James Benham | director | 19.3K | 0.13% | Aug 21, 2026 |
| Paul J. Plante | director | 14.2K | 0.10% | Jul 30, 2026 |
| Kenneth Halverson | director | 10.9K | 0.07% | Aug 24, 2026 |
| Jens Frank Ruppert | officer: EVP Canvys | 2.0K | 0.01% | Jul 30, 2026 |
18 people have not refiled in the last 18 months (3.00M shares), so they are not in the figure above
Latest trades
| Date | Insider | Type | Shares | Avg price | Owned after |
|---|---|---|---|---|---|
| Aug 20, 2026 | Kenneth Halversondirector | Sale | 1,500 | $17.47 | 10,865 |
| Aug 19, 2026 | James Benhamdirector | Sale | 3,020 | $17.99 | 19,345 |
| Aug 4, 2026 | Wendy Diddelldirector, officer: COO | Sale | 23,901 | $20.00 | 114,150 |
| Aug 4, 2026 | Robert J. Benofficer: CFO, CAO, Corporate Secretary | Sale | 9,000 | $21.61 | 60,534 |
| Aug 4, 2026 | Jacques Belindirector | Sale | 5,000 | $21.46 | 22,365 |
| Aug 3, 2026 | James Benhamdirector | Sale | 9,836 | $18.50 | 22,365 |
| Aug 3, 2026 | Kenneth Halversondirector | Sale | 5,000 | $18.77 | 12,365 |
| Jul 30, 2026 | Robert H. Klugedirector | Sale | 29,000 | $17.90 | 51,365 |
| Jul 29, 2026 | James Benhamdirector | Sale | 164 | $19.06 | 22,365 |
| Jul 28, 2026 | Robert J. Benofficer: CFO, CAO, Corporate Secretary | Sale | 7,500 | $20.00 | 60,534 |
CongressHouse and Senate disclosures
Not reported.