大株主
| （単位：千株） | 2015/12 | 2016/12 | 2017/12 | 2018/12 | 2019/12 | 2020/12 | 2021/12 | 2022/12 | 2023/12 | 2024/12 |
|---|---|---|---|---|---|---|---|---|---|---|
| 日本マスタートラスト信託銀行 | 1,370 2.6% | 1,524 3.3% | 1,931 4.2% | 2,600 5.76% | 4,751 10.51% | 5,079 11.21% | 5,948 13.11% | 5,979 12.15% | ||
| 日本カストディ銀行 | 1,348 2.98% | 1,186 2.62% | 1,341 2.96% | 1,836 4.04% | 3,467 7.04% | |||||
| 日本生命保険相互会社 | 2,225 4.2% | 2,225 4.2% | 2,225 4.2% | 2,225 4.8% | 2,225 4.8% | 2,225 4.93% | 2,225 4.92% | 2,225 4.91% | 2,225 4.9% | 2,225 4.52% |
| アシスト | 1,586 3% | 1,586 3% | 1,586 3% | 1,586 3.4% | 1,609 3.5% | 1,609 3.56% | 1,609 3.56% | 1,609 3.55% | 1,609 3.54% | 1,609 3.27% |
| イトーキ協力会社持株会 | 1,441 2.7% | 1,241 2.3% | 1,184 2.2% | 1,221 2.6% | 1,316 2.8% | 1,492 3.3% | 1,593 3.52% | 1,754 3.87% | 1,537 3.39% | 1,456 2.96% |
| GOLDMAN,SACHS＆CO.REG | 1,293 2.62% | |||||||||
| みずほ銀行 | 2,242 4.3% | 2,242 4.3% | 1,121 2.1% | 1,121 2.4% | 1,121 2.4% | 1,121 2.48% | 1,121 2.48% | 1,121 2.47% | 1,121 2.47% | 1,121 2.27% |
| 三井住友銀行 | 1,069 2% | 1,069 2% | 1,069 2% | 1,069 2.3% | 1,069 2.3% | 1,069 2.36% | 1,069 2.36% | 1,069 2.36% | 1,069 2.35% | 1,069 2.17% |
| GOLDMAN SACHSINTERNATIONAL | 891 1.81% | |||||||||
| 山田 匡通 | 827 1.82% | 851 1.73% | ||||||||
| イトーキ従業員持株会 | 927 1.7% | 980 2.17% | 1,035 2.29% | 1,106 2.44% | 993 2.19% | |||||
| 伊藤 文子 | 927 1.7% | 937 2% | 953 2.11% | 963 2.12% | 923 2.03% | |||||
| 伊藤 七郎 | 1,557 2.9% | 1,557 2.9% | 1,557 2.9% | 1,356 2.9% | 1,356 2.9% | 1,356 3% | 1,356 2.99% | 1,356 2.99% | ||
| INTERACTIVE BROKERS LLC | 970 2.14% | |||||||||
| 日本トラスティ・サービス信託銀行 | 1,670 3.2% | 907 1.7% | 1,384 2.6% | 1,251 2.7% | ||||||
| DFA INTL SMALL CAP VALUE PORTFOLIO | 1,025 1.9% | 1,051 2.3% | 1,051 2.3% | |||||||
| GOVERNMENT OF NORWAY | 1,087 2% | 1,082 2.3% | ||||||||
| 伊藤 清子 | 934 1.7% | 934 1.7% | 934 2% | |||||||
| THE BANK OF NEW YORK MELLON | 913 1.7% | |||||||||
| CBNY DFA INTL SMALL CAP VALUE PORTFOLIO | 992 1.9% | |||||||||
| 計 | 14,647 28% | 13,606 26% | 13,613 26.1% | 13,172 28.8% | 13,863 30.4% | 14,753 32.68% | 16,920 37.42% | 17,628 38.92% | 18,093 39.89% | 19,965 40.57% |