大株主
| （単位：千株） | 2016/03 | 2017/03 | 2018/03 | 2019/03 | 2020/03 | 2021/03 | 2022/03 | 2023/03 | 2024/03 | 2025/03 |
|---|---|---|---|---|---|---|---|---|---|---|
| あいホールディングス | 1,572 19.95% | 1,572 19.95% | 1,566 19.96% | 1,561 19.9% | 1,561 19.9% | 1,561 19.9% | 2,342 19.9% | 2,342 20.24% | 2,342 20.51% | 2,445 21.5% |
| 高田興産 | 929 11.79% | 909 11.54% | 799 10.18% | 743 9.47% | 743 9.47% | 743 9.47% | 1,115 9.47% | 1,036 8.95% | 1,036 9.07% | 1,036 9.11% |
| 日本電計取引先持株会 | 160 2.03% | 198 2.52% | 226 2.88% | 260 3.31% | 304 3.88% | 343 4.37% | 566 4.81% | 621 5.37% | 657 5.75% | 655 5.76% |
| 日本カストディ銀行 | 509 4.46% | 538 4.73% | ||||||||
| 三井住友ファイナンス＆リース | 390 3.37% | 390 3.41% | 390 3.43% | |||||||
| 日本電計従業員持株会 | 180 2.29% | 181 2.3% | 189 2.4% | 195 2.48% | 207 2.64% | 203 2.59% | 333 2.83% | 347 3% | 358 3.13% | 352 3.1% |
| 菊水ホールディングス | 236 2.04% | 236 2.07% | 236 2.08% | |||||||
| INTERACTIVE BROKERS LLC | 154 1.33% | 156 1.36% | 159 1.4% | |||||||
| 田中 秀子 | 112 0.99% | |||||||||
| 光通信 | 101 0.88% | |||||||||
| エヌエフホールディングス | 275 3.5% | 257 2.18% | 257 2.22% | 227 1.98% | ||||||
| STATE STREET BANK AND TRUST COMPANY | 120 1.05% | |||||||||
| STATE STREET BANK AND TRUST CLIENT OMNIBUS ACCOUNT OM02 | 110 1.4% | 115 1.46% | 225 1.91% | 232 2% | ||||||
| 吉田 知広 | 176 1.52% | |||||||||
| NIPPON ACTIVE VALUE FUND PLC | 477 6.09% | 768 6.53% | ||||||||
| 菊水電子工業 | 127 1.62% | 127 1.62% | 157 2.01% | 157 2.01% | 157 2.01% | 157 2.01% | 236 2.01% | |||
| BNY GCM CLIENT ACCOUNT JPRD AC ISG | 163 2.07% | 136 1.73% | 300 3.82% | 132 1.69% | 179 1.52% | |||||
| 野村信託銀行 | 150 1.27% | |||||||||
| QUINTET PRIVATE BANK S.A. | 126 1.61% | |||||||||
| エヌエフ回路設計ブロック | 266 3.4% | |||||||||
| SMBC日興証券 | 139 1.77% | |||||||||
| NORTHERN TRUST CO. RE 10PCT TREATY ACCOUNT | 136 1.73% | |||||||||
| KBL EPB S.A. | 101 1.29% | 126 1.61% | ||||||||
| 日本トラスティ・サービス信託銀行 | 89 1.13% | 429 5.47% | 446 5.69% | |||||||
| GOLDMAN SACHS INTERNATIONAL | 225 2.87% | |||||||||
| 三菱UFJモルガン・スタンレー証券 | 140 1.77% | 224 2.85% | ||||||||
| 成川 武彦 | 160 2.03% | |||||||||
| SBI証券 | 167 2.12% | 145 1.85% | 317 4.04% | |||||||
| 森崎 実 | 82 1.04% | 83 1.05% | ||||||||
| オリックス | 393 5% | 393 5% | ||||||||
| 高田 治 | 83 1.06% | 83 1.06% | ||||||||
| 計 | 3,788 48.07% | 3,917 49.71% | 4,016 51.18% | 4,076 51.94% | 3,944 50.27% | 4,137 52.72% | 6,175 52.47% | 5,795 50.09% | 6,034 52.85% | 6,029 53.03% |