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 |
|---|---|---|---|---|---|---|---|---|---|---|
| キーエンス | 28,234 43.96% | 28,234 43.96% | 28,234 43.96% | 28,234 43.96% | 28,234 43.96% | 28,234 43.96% | 28,234 43.96% | 28,234 43.96% | 28,234 43.96% | 28,234 43.96% |
| 重田 康光 | 3,622 5.63% | 4,730 7.37% | 4,686 7.3% | 4,686 7.3% | 4,686 7.3% | 4,686 7.3% | 4,686 7.3% | 4,686 7.3% | 4,686 7.3% | 4,686 7.3% |
| 日本マスタートラスト信託銀行 | 726 1.13% | 1,262 1.97% | 2,154 3.36% | 2,708 4.22% | 3,563 5.55% | 3,684 5.74% | 7,352 11.45% | 7,033 10.95% | 4,871 7.58% | 4,257 6.63% |
| DAIWA CM SINGAPORE LTD - NOMINEE HIKARI TSUSHIN INVESTMENTS ASIA PTE LTD | 3,182 4.96% | |||||||||
| 光通信 | 2,774 4.32% | 830 1.29% | 2,394 3.73% | |||||||
| BNY GCM CLIENT ACCOUNT JPRD AC ISG | 1,111 1.73% | 1,564 2.44% | ||||||||
| 日本カストディ銀行 | 1,287 2% | 1,679 2.61% | 1,662 2.59% | 1,366 2.13% | 1,416 2.21% | |||||
| 福良 伴昭 | 1,050 1.63% | 1,000 1.56% | 900 1.4% | 900 1.4% | 900 1.4% | 870 1.35% | 870 1.35% | 870 1.35% | 830 1.29% | 750 1.17% |
| 渡辺 正博 | 707 1.1% | 745 1.16% | 744 1.16% | 757 1.18% | 719 1.12% | 712 1.11% | 712 1.11% | 712 1.11% | ||
| NORTHERN TRUST CO. RE FIDELITY FUNDS | 706 1.1% | |||||||||
| DAIWA CM SINGAPORE LTD | 3,182 4.96% | |||||||||
| SSBTC CLIENT OMNIBUS ACCOUNT | 1,451 2.26% | 1,854 2.89% | 1,865 2.9% | 1,002 1.56% | 1,087 1.69% | |||||
| MSCO CUSTOMER SECURITIES | 1,177 1.83% | 1,165 1.81% | 1,173 1.83% | |||||||
| GOVERNMENT OF NORWAY | 560 0.87% | 594 0.93% | ||||||||
| JP MORGAN CHASE BANK | 1,261 1.96% | 1,267 1.97% | ||||||||
| 楽天証券 | 560 0.87% | |||||||||
| SMBC日興証券 | 986 1.54% | |||||||||
| 日本トラスティ・サービス信託銀行 | 2,436 3.79% | 1,889 2.94% | 609 0.95% | 550 0.86% | 649 1.01% | |||||
| BBH FOR FIDELITY FUNDS-JAPAN AGGRESSIVE | 997 1.55% | 964 1.5% | ||||||||
| 浮川 初子 | 1,327 2.06% | 882 1.37% | 719 1.12% | 611 0.95% | ||||||
| GOLDMAN,SACHS&CO.REG 常任代理人ゴールドマン・サックス証券 | 1,121 1.75% | |||||||||
| MSCO CUSTOMER SECURITIES 常任代理人モルガン・スタンレーMUFG証券 | 604 0.94% | |||||||||
| BNP PARIBAS SECURITIES SERVICES LUXEMBOURG 常任代理人香港上海銀行 | 730 1.14% | |||||||||
| CBNY-GOVERNMENT OF NORWAY 常任代理人シティバンク銀行 | 592 0.92% | 676 1.05% | ||||||||
| CHASE MANHATTAN BANK GTS CLIENTS ACCOUNT ESCROW 常任代理人株式会社みずほ銀行 | 603 0.94% | |||||||||
| 資産管理サービス信託銀行 | 987 1.53% | |||||||||
| 浮川 和宣 | 780 1.21% | |||||||||
| UBS AG LONDON A/C IPB SEGREGATED CLIENT ACCOUNT 常任代理人シティバンク銀行 | 539 0.84% | |||||||||
| 計 | 40,298 62.74% | 40,715 63.39% | 41,699 64.93% | 42,165 65.65% | 44,890 69.9% | 45,818 71.34% | 48,401 75.36% | 48,745 75.9% | 46,913 73.05% | 47,907 74.59% |