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 |
|---|---|---|---|---|---|---|---|---|---|---|
| 天谷 幹夫 | 1,713 33.19% | 3,427 34.69% | 3,427 33.56% | 3,427 33.76% | 3,427 33.89% | 3,427 36.72% | 3,427 36.69% | 3,427 34.32% | 3,427 39.49% | |
| セガサミーホールディングス | 900 9.01% | 900 10.37% | ||||||||
| 松井 康子 | 80 1.56% | 171 1.73% | 181 1.77% | 193 1.91% | 203 2.01% | 213 2.29% | 223 2.39% | 233 2.34% | 243 2.81% | |
| 野村證券 | 176 2.03% | |||||||||
| 福井 智樹 | 80 0.8% | 86 0.99% | ||||||||
| 日本カストディ銀行 | 371 3.67% | 251 2.7% | 185 1.98% | 110 1.1% | 70 0.81% | |||||
| BNP PARIBAS NEW YORK BRANCH － PRIME BROKERAGE CLEARANCE ACCOUNT | 58 0.67% | |||||||||
| CITIBANK HONG KONG PBG CLIENTS H．K． | 40 0.46% | |||||||||
| SBI証券 | 59 2.3% | 47 0.92% | 105 1.07% | 38 0.44% | ||||||
| 第一生命保険 | 32 0.37% | |||||||||
| インフォコム | 969 9.81% | 1,066 10.44% | 1,066 10.5% | 1,066 10.54% | 1,066 11.42% | 1,066 11.41% | 1,066 10.67% | |||
| 日本出版販売 | 160 6.19% | 320 6.2% | 640 6.48% | 540 5.29% | 540 5.32% | 540 5.34% | 540 5.79% | 540 5.78% | 540 5.41% | |
| CACEIS BK ES IICS CLIENTS | 128 1.29% | |||||||||
| 川口 謙 | 110 1.08% | 107 1.06% | 101 1.08% | 101 1.08% | 90 0.9% | |||||
| MSIP CLIENT SECURITIES | 110 1.09% | 62 0.63% | ||||||||
| BNY GCM CLIENT ACCOUNT JPRD AC ISG | 125 1.27% | 100 0.98% | 283 3.04% | |||||||
| STATE STREET BANK AND TRUST CLIENT OMNIBUS ACCOUNT OM02 | 280 2.77% | 300 3.21% | 250 2.68% | |||||||
| BBH FOR FIDELITY LOW－PRICED STOCK FUND | 99 1.07% | |||||||||
| AVI JAPAN OPPORTUNITY TRUST PLC | 101 1.09% | 98 1.05% | ||||||||
| DBS BANK LTD．700152 | 135 1.46% | |||||||||
| BNYM SA／NV FOR BNYM FOR BNY GCM CLIENT ACCOUNTS M LSCB RD | 135 1.46% | |||||||||
| QUINTET PRIVATE BANK S．A． | 931 9.21% | |||||||||
| 上田八木短資投資 | 117 1.17% | |||||||||
| KBL EPB S．A． | 269 2.72% | 1,135 11.12% | 1,177 11.6% | |||||||
| 日本トラスティ・サービス信託銀行 | 103 4.02% | 181 3.51% | 732 7.42% | 1,073 10.51% | 976 9.61% | |||||
| NOMURA PB NOMINEES LIMITED OMNIBUS-MARGIN | 175 1.73% | |||||||||
| GOLDMAN SACHS INTERNATIONAL | 43 1.68% | 250 2.45% | 148 1.47% | |||||||
| 資産管理サービス信託銀行 | 303 3.07% | 100 0.98% | 134 1.32% | |||||||
| GOLDMAN，SACHS＆CO．REG | 100 3.87% | 120 1.18% | ||||||||
| 松井証券 | 68 1.32% | 104 1.06% | ||||||||
| 片山 晃 | 546 10.57% | |||||||||
| 日本証券金融 | 65 1.27% | |||||||||
| 河口 隆俊 | 51 1% | |||||||||
| 天谷幹夫 | 856 33.19% | |||||||||
| 片山晃 | 244 9.46% | |||||||||
| 田中幸夫 | 70 2.73% | |||||||||
| 河口隆俊 | 48 1.85% | |||||||||
| 松井康子 | 40 1.56% | |||||||||
| 計 | 1,726 66.89% | 3,257 63.09% | 6,848 69.32% | 7,985 78.18% | 7,960 78.41% | 7,155 70.74% | 6,273 67.22% | 6,275 67.17% | 6,639 66.47% | 5,072 58.44% |