大株主
| （単位：千株） | 2015/11 | 2016/11 | 2017/11 | 2018/11 | 2019/11 | 2020/11 | 2021/11 | 2022/11 | 2023/11 | 2024/11 |
|---|---|---|---|---|---|---|---|---|---|---|
| 日本マスタートラスト信託銀行 | 4,285 4.47% | 3,553 3.7% | 3,844 3.93% | 5,881 6% | 6,713 6.84% | 8,705 8.87% | 13,039 13.28% | 14,483 15.1% | 12,954 13.5% | 10,532 12.4% |
| 日本カストディ銀行 | 2,023 2.06% | 5,753 5.86% | 5,861 6.11% | 6,609 6.89% | 5,702 6.71% | |||||
| オーエスジーエージェント会 | 2,926 3.05% | 2,981 3.11% | 3,054 3.12% | 2,957 3.02% | 3,066 3.12% | 3,173 3.23% | 3,219 3.28% | 3,356 3.5% | 3,504 3.65% | 3,512 4.13% |
| STATE STREET BANK AND TRUST COMPANY | 3,059 3.6% | |||||||||
| オーエスジー持株会 | 2,389 2.49% | 2,428 2.53% | 2,467 2.52% | 2,455 2.51% | 2,543 2.59% | 2,614 2.66% | 2,566 2.61% | 2,621 2.73% | 2,621 2.73% | 2,565 3.02% |
| 公益財団法人大澤科学技術振興財団 | 2,073 2.16% | 3,073 3.2% | 2,293 2.34% | 2,310 2.36% | 2,340 2.38% | 2,350 2.39% | 2,350 2.39% | 2,350 2.45% | 2,350 2.45% | 2,240 2.64% |
| 三井住友銀行 | 2,100 2.19% | 2,100 2.19% | 2,100 2.15% | 2,100 2.14% | 2,100 2.14% | 2,100 2.14% | 2,100 2.14% | 2,100 2.19% | 2,100 2.19% | 2,100 2.47% |
| オーエスジー社員持株会 | 1,908 1.99% | 1,858 2.19% | ||||||||
| SMBC日興証券 | 1,780 2.1% | |||||||||
| THE NOMURA TRUST AND BANKING CO., LTD. AS THE TRUSTEE OF REPURCHASE AGREEMENT MOTHER FUND | 1,768 2.08% | |||||||||
| SSBTC CLIENT OMNIBUS ACCOUNT | 7,208 7.36% | 5,451 5.55% | 4,645 4.73% | 4,157 4.23% | 3,986 4.15% | 5,235 5.46% | ||||
| NORTHERN TRUST CO. RE FIDELITY FUNDS | 3,796 3.87% | 3,276 3.34% | 3,358 3.42% | 2,970 3.1% | 2,400 2.5% | |||||
| 野村信託銀行 | 1,695 1.77% | 2,076 2.16% | 2,225 2.27% | 2,284 2.33% | 2,348 2.39% | 2,338 2.38% | 1,967 2% | 1,844 1.92% | 1,609 1.68% | |
| THE BANK OF NEW YORK MELLON | 2,095 2.14% | 2,095 2.13% | 1,824 1.9% | |||||||
| 日本トラスティ・サービス信託銀行 | 2,700 2.81% | 3,203 3.34% | 4,028 4.12% | 1,906 1.95% | 4,566 4.65% | |||||
| トヨタ自動車 | 2,100 2.19% | 2,100 2.19% | 2,100 2.15% | 2,100 2.14% | ||||||
| ステート ストリート バンクアンド トラスト カンパニー | 3,941 4.11% | 4,138 4.31% | 6,287 6.43% | |||||||
| UBS AG LONDON A/C IPB SEGREGATED CLIENT ACCOUNT | 1,905 1.95% | |||||||||
| ザ バンク オブ ニユーヨーク ノントリーテイー ジヤスデツク アカウント | 2,321 2.42% | 1,801 1.88% | ||||||||
| 計 | 26,533 27.65% | 27,456 28.61% | 30,306 30.97% | 33,785 34.48% | 35,022 35.68% | 36,233 36.91% | 40,609 41.36% | 41,398 43.15% | 41,294 43.02% | 35,120 41.34% |