| 2026 |
| 08/19 | 2,062 | 2,065 | 1,999 | 2,023 | -2.6% | 245,500 | 527億6995万 | +1.56% |
| 08/18 | 2,108 | 2,125 | 2,077 | 2,077 | -1.47% | 189,600 | 541億7854万 | +4.37% |
| 08/17 | 2,108 | 2,169 | 2,075 | 2,108 | -0.43% | 322,600 | 549億8718万 | +6.2% |
| 08/17 | （空売り報告）モルガン・スタンレーMUFG証券 236,572株（0.9%）+0.08% |
| 08/14 | （5%ルール）シンプレクス・アセット・マネジメント（8.77%） |
| 08/14 | （IR情報）10:30 東陽テクニカ、IQM社製 量子コンピューターを産総研「G-QuAT」に設置 |
| 08/14 | 2,076 | 2,146 | 2,076 | 2,117 | +2.32% | 380,800 | 552億2194万 | +7.03% |
| 08/14 | （空売り報告）Barclays Capital Securities Ltd 110,225株（0.42%）-0.15%義務消失 |
| 08/13 | 1,995 | 2,077 | 1,987 | 2,069 | +3.92% | 338,400 | 539億6986万 | +5.03% |
| 08/13 | （空売り報告）モルガン・スタンレーMUFG証券 214,272株（0.82%）+0.04% |
| 08/13 | （空売り報告）Barclays Capital Securities Ltd 148,725株（0.57%）-0.07% |
| 08/12 | 2,000 | 2,000 | 1,970 | 1,991 | -0.45% | 142,600 | 519億3523万 | +1.37% |
| 08/12 | （空売り報告）モルガン・スタンレーMUFG証券 205,872株（0.78%）-0.02% |
| 08/10 | 2,000 | 2,037 | 1,991 | 2,000 | +0.4% | 216,500 | 521億7000万 | +1.88% |
| 08/10 | （空売り報告）モルガン・スタンレーMUFG証券 208,872株（0.8%）-0.15% |
| 08/07 | 2,050 | 2,050 | 1,976 | 1,992 | -2.45% | 218,800 | 519億6132万 | +1.63% |
| 08/06 | 2,020 | 2,115 | 1,985 | 2,042 | -0.78% | 453,000 | 532億6557万 | +4.34% |
| 08/06 | （空売り報告）Barclays Capital Securities Ltd 169,103株（0.64%）-0.19% |
| 08/06 | （空売り報告）GOLDMAN SACHS INTERNATIONAL 91,580株（0.35%）-0.16%義務消失 |
| 08/05 | （IR情報）16:00 自己株式取得に係る事項の決定及び自己株式の消却に関するお知らせ |
| 08/05 | （IR情報）16:00 2026年9月期第3四半期決算説明資料 |
| 08/05 | （IR情報）16:00 2026年9月期第3四半期決算短信〔日本基準〕(連結) |
| 08/05 | 2,044 | 2,069 | 2,021 | 2,058 | +2.64% | 187,800 | 536億8293万 | +5.43% |
| 08/05 | （空売り報告）モルガン・スタンレーMUFG証券 248,172株（0.95%）+0.07% |
| 08/04 | 1,968 | 2,017 | 1,968 | 2,005 | +1.83% | 129,200 | 523億42万 | +2.93% |
| 08/04 | （空売り報告）モルガン・スタンレーMUFG証券 231,472株（0.88%）-0.06% |
| 08/03 | 1,946 | 1,969 | 1,904 | 1,969 | +0.51% | 88,600 | 513億6136万 | +1.23% |
| 08/03 | （空売り報告）GOLDMAN SACHS INTERNATIONAL 133,080株（0.51%）新規 |
| 07/31 | 1,944 | 1,975 | 1,915 | 1,959 | +2.24% | 145,100 | 511億51万 | +0.72% |
| 07/31 | （空売り報告）Nomura International plc 117,763株（0.45%）-0.05%義務消失 |
| 07/31 | （空売り報告）モルガン・スタンレーMUFG証券 245,372株（0.94%）-0.07% |
| 07/30 | 1,914 | 1,935 | 1,891 | 1,916 | -0.05% | 90,400 | 499億7886万 | -1.59% |
| 07/30 | （空売り報告）モルガン・スタンレーMUFG証券 263,772株（1.01%）+0.02% |
| 07/29 | 1,956 | 1,959 | 1,875 | 1,917 | -0.36% | 173,100 | 500億494万 | -1.69% |
| 07/29 | （空売り報告）モルガン・スタンレーMUFG証券 259,672株（0.99%）-0.01% |
| 07/28 | 1,970 | 1,972 | 1,916 | 1,924 | -2.88% | 132,000 | 501億8754万 | -1.43% |
| 07/28 | （空売り報告）Nomura International plc 131,367株（0.5%）再IN |
| 07/27 | 1,997 | 1,997 | 1,957 | 1,981 | +0.41% | 103,800 | 516億7438万 | +1.23% |
| 07/27 | （空売り報告）Nomura International plc 123,250株（0.47%）-0.03%義務消失 |
| 07/24 | 1,957 | 1,975 | 1,940 | 1,973 | -0.35% | 79,600 | 514億6570万 | +0.66% |
| 07/23 | 1,960 | 1,990 | 1,951 | 1,980 | +0.81% | 63,400 | 516億4830万 | +0.87% |
| 07/23 | （空売り報告）Nomura International plc 131,326株（0.5%）再IN |
| 07/22 | 1,953 | 1,992 | 1,940 | 1,964 | +1.24% | 76,300 | 512億3094万 | -0.05% |
| 07/22 | （空売り報告）Nomura International plc 129,801株（0.49%）-0.05%義務消失 |
| 07/21 | 1,912 | 1,953 | 1,903 | 1,940 | +2.48% | 91,700 | 506億490万 | -1.27% |
| 07/17 | 1,925 | 1,934 | 1,867 | 1,893 | -2.67% | 185,600 | 493億7890万 | -3.81% |
| 07/17 | （空売り報告）モルガン・スタンレーMUFG証券 261,772株（1%）+0.06% |
| 07/16 | 1,993 | 1,993 | 1,945 | 1,945 | -2.51% | 91,600 | 507億3532万 | -1.42% |
| 07/16 | （空売り報告）Barclays Capital Securities Ltd 217,703株（0.83%）+0.09% |
| 07/15 | 1,963 | 1,995 | 1,961 | 1,995 | +1.68% | 64,700 | 520億3957万 | +1.01% |
| 07/14 | 1,968 | 1,973 | 1,937 | 1,962 | +0.05% | 82,600 | 511億7877万 | -0.71% |
| 07/14 | （空売り報告）Nomura International plc 142,106株（0.54%）-0.11% |
| 07/13 | （IR情報）13:00 東陽テクニカ、ESG投資指数「FTSE JPX Blossom Japan Index」 および「FTSE JPX Blossom Japan Sector Relative Index」の 構成銘柄に継続選定 |
| 07/13 | 1,988 | 2,053 | 1,948 | 1,961 | -0.15% | 113,700 | 511億5268万 | -0.96% |
| 07/13 | （空売り報告）モルガン・スタンレーMUFG証券 245,272株（0.94%）-0.06% |
| 07/10 | 1,957 | 1,972 | 1,943 | 1,964 | +1.81% | 68,800 | 512億3094万 | -1.06% |
| 07/09 | 1,932 | 1,950 | 1,904 | 1,929 | +0.84% | 73,100 | 503億1796万 | -3.21% |
| 07/09 | （空売り報告）Nomura International plc 170,941株（0.65%）-0.05% |
| 07/09 | （空売り報告）モルガン・スタンレーMUFG証券 261,272株（1%）+0.03% |
| 07/08 | 1,924 | 1,940 | 1,900 | 1,913 | -0.73% | 107,700 | 499億60万 | -4.4% |
| 07/08 | （空売り報告）モルガン・スタンレーMUFG証券 253,072株（0.97%）+0.16% |
| 07/07 | 1,962 | 1,966 | 1,917 | 1,927 | -2.03% | 141,000 | 502億6579万 | -3.99% |
| 07/06 | 1,954 | 1,967 | 1,936 | 1,967 | +1.71% | 142,500 | 513億919万 | -2.19% |
| 07/06 | （空売り報告）モルガン・スタンレーMUFG証券 211,772株（0.81%）+0.1% |
| 07/06 | （空売り報告）Barclays Capital Securities Ltd 193,666株（0.74%）+0.08% |
| 07/03 | 1,913 | 1,934 | 1,894 | 1,934 | +0.89% | 87,400 | 504億4839万 | -4.02% |
| 07/03 | （空売り報告）Nomura International plc 184,216株（0.7%）+0.01% |
| 07/03 | （空売り報告）モルガン・スタンレーMUFG証券 186,372株（0.71%）+0.06% |
| 07/02 | 1,920 | 1,940 | 1,906 | 1,917 | +0.21% | 97,300 | 500億494万 | -5.19% |
| 07/02 | （空売り報告）Nomura International plc 180,996株（0.69%）-0.01% |
| 07/01 | 1,946 | 1,959 | 1,903 | 1,913 | -1.65% | 93,600 | 499億60万 | -5.62% |
| 07/01 | （空売り報告）Nomura International plc 184,693株（0.7%）-0.24% |
| 07/01 | （空売り報告）Barclays Capital Securities Ltd 172,503株（0.66%）再IN |
| 06/30 | 1,948 | 1,962 | 1,913 | 1,945 | -0.15% | 108,100 | 507億3532万 | -4.33% |
| 06/30 | （空売り報告）モルガン・スタンレーMUFG証券 169,872株（0.65%）+0.14% |
| 06/29 | 1,978 | 1,986 | 1,918 | 1,948 | -0.92% | 119,500 | 508億1358万 | -4.65% |
| 06/29 | （空売り報告）Nomura International plc 245,458株（0.94%）+0.11% |
| 06/26 | 2,009 | 2,014 | 1,951 | 1,966 | -1.7% | 107,900 | 512億8311万 | -3.67% |
| 06/25 | 1,997 | 2,020 | 1,978 | 2,000 | +1.01% | 111,700 | 521億7000万 | -1.82% |
| 06/24 | 1,985 | 2,022 | 1,977 | 1,980 | +0.25% | 120,800 | 516億4830万 | -2.51% |
| 06/24 | （空売り報告）モルガン・スタンレーMUFG証券 134,872株（0.51%）再IN |
| 06/23 | 2,037 | 2,057 | 1,975 | 1,975 | -3.42% | 110,500 | 515億1787万 | -2.42% |
| 06/23 | （空売り報告）Nomura International plc 218,209株（0.83%）+0.06% |
| 06/22 | 2,062 | 2,085 | 2,033 | 2,045 | -0.58% | 131,500 | 533億4382万 | +1.24% |
| 06/22 | （空売り報告）Nomura International plc 203,123株（0.77%）-0.04% |
| 06/19 | 2,086 | 2,102 | 2,057 | 2,057 | +0.24% | 97,100 | 536億5684万 | +2.19% |
| 06/18 | 2,047 | 2,086 | 2,035 | 2,052 | +0.79% | 115,800 | 535億2642万 | +2.4% |
| 06/17 | 1,998 | 2,053 | 1,975 | 2,036 | +3.88% | 176,800 | 531億906万 | +1.9% |
| 06/16 | 2,020 | 2,020 | 1,960 | 1,960 | -2.68% | 161,000 | 511億2660万 | -1.36% |
| 06/15 | 2,074 | 2,092 | 2,014 | 2,014 | +0.15% | 131,300 | 525億3519万 | +1.77% |
| 06/12 | 2,020 | 2,073 | 1,980 | 2,011 | +0.8% | 177,300 | 524億5693万 | +2.13% |
| 06/11 | 2,028 | 2,032 | 1,955 | 1,995 | -1.63% | 230,900 | 520億3957万 | +1.79% |
| 06/11 | （空売り報告）Nomura International plc 212,586株（0.81%）-0.18% |
| 06/10 | 2,050 | 2,070 | 2,021 | 2,028 | -1.93% | 115,600 | 529億38万 | +3.84% |
| 06/09 | 2,138 | 2,144 | 2,050 | 2,068 | -0.96% | 128,300 | 539億4378万 | +6.43% |
| 06/08 | 2,135 | 2,143 | 2,058 | 2,088 | -3.51% | 250,600 | 544億6548万 | +8.07% |
| 06/05 | 2,080 | 2,202 | 2,060 | 2,164 | +2.51% | 286,500 | 564億4794万 | +12.71% |
| 06/05 | （空売り報告）Nomura International plc 260,788株（0.99%）-0.04% |
| 06/04 | 2,071 | 2,149 | 2,015 | 2,111 | +1.78% | 212,500 | 550億6543万 | +10.81% |
| 06/03 | 2,049 | 2,094 | 2,032 | 2,074 | +2.78% | 211,900 | 541億29万 | +9.62% |
| 06/02 | 2,099 | 2,118 | 2,004 | 2,018 | -3.21% | 203,300 | 526億3953万 | +7.28% |
| 06/02 | （空売り報告）Nomura International plc 270,788株（1.03%）-0.11% |
| 06/01 | 2,111 | 2,145 | 2,074 | 2,085 | -0.24% | 234,900 | 543億8722万 | +11.26% |
| 05/29 | 2,109 | 2,170 | 2,090 | 2,090 | +1.51% | 310,100 | 545億1765万 | +12.12% |
| 05/28 | 2,063 | 2,082 | 2,020 | 2,059 | -0.19% | 236,400 | 537億901万 | +11% |
| 05/28 | （空売り報告）Nomura International plc 298,965株（1.14%）-0.07% |
| 05/27 | 2,227 | 2,230 | 2,039 | 2,063 | -5.24% | 579,000 | 538億1335万 | +11.82% |
| 05/27 | （空売り報告）Nomura International plc 316,744株（1.21%）+0.23% |
| 05/26 | 2,049 | 2,232 | 2,010 | 2,177 | +13.98% | 769,200 | 567億8704万 | +18.7% |
| 05/26 | （空売り報告）Nomura International plc 256,645株（0.98%）+0.25% |
| 05/25 | 1,913 | 1,961 | 1,889 | 1,910 | +2.08% | 138,200 | 498億2235万 | +5.06% |
| 05/22 | （IR情報）18:30 2026年9月期 第2四半期決算説明会 第2部「当社量子ソリューション事業について」 |
| 05/22 | 1,859 | 1,890 | 1,848 | 1,871 | +1.85% | 93,600 | 488億503万 | +3.37% |
| 05/21 | 1,824 | 1,848 | 1,821 | 1,837 | +0.71% | 55,500 | 479億1814万 | +1.89% |
| 05/20 | 1,860 | 1,860 | 1,800 | 1,824 | -2.3% | 112,100 | 475億7904万 | +1.5% |
| 05/20 | （空売り報告）Nomura International plc 191,466株（0.73%）+0.04% |
| 05/19 | 1,895 | 1,904 | 1,850 | 1,867 | -0.37% | 117,300 | 487億69万 | +4.13% |
| 05/19 | （空売り報告）Nomura International plc 181,284株（0.69%）-0.02% |
| 05/18 | 1,840 | 1,894 | 1,838 | 1,874 | +2.18% | 181,800 | 488億8329万 | +4.81% |
| 05/15 | 1,887 | 1,940 | 1,810 | 1,834 | -2.5% | 225,700 | 478億3989万 | +2.92% |
| 05/15 | （空売り報告）Nomura International plc 186,996株（0.71%）+0.03% |
| 05/14 | 1,981 | 1,998 | 1,870 | 1,881 | +5.61% | 361,000 | 490億6588万 | +5.85% |
| 05/14 | （空売り報告）Nomura International plc 179,534株（0.68%）-0.02% |
| 05/13 | （IR情報）16:00 2026年9月期第2四半期決算説明資料 |
| 05/13 | （IR情報）16:00 株主優待制度の導入に関するお知らせ |
| 05/13 | （IR情報）16:00 2026年9月期第2四半期(中間期)決算短信〔日本基準〕(連結) |
| 05/13 | 1,762 | 1,808 | 1,752 | 1,781 | +1.71% | 130,700 | 464億5738万 | +0.62% |
| 05/12 | 1,774 | 1,794 | 1,751 | 1,751 | -0.96% | 99,700 | 456億7483万 | -0.85% |
| 05/12 | （空売り報告）Nomura International plc 183,986株（0.7%）+0.02% |
| 05/11 | 1,790 | 1,808 | 1,757 | 1,768 | -0.95% | 89,900 | 461億1828万 | +0.17% |
| 05/08 | 1,814 | 1,814 | 1,773 | 1,785 | -2.08% | 77,600 | 465億6172万 | +1.36% |
| 05/07 | 1,798 | 1,847 | 1,772 | 1,823 | +2.65% | 102,300 | 475億5295万 | +3.82% |
| 05/01 | 1,782 | 1,791 | 1,757 | 1,776 | -0.17% | 77,000 | 463億2696万 | +1.2% |
| 04/30 | 1,786 | 1,793 | 1,764 | 1,779 | -1.06% | 70,000 | 464億521万 | +1.43% |
| 04/30 | （空売り報告）Nomura International plc 177,589株（0.68%）-0.03% |
| 04/28 | 1,784 | 1,801 | 1,770 | 1,798 | +0.78% | 178,200 | 469億83万 | +2.51% |
| 04/28 | （空売り報告）Nomura International plc 185,235株（0.71%）-0.38% |
| 04/27 | 1,792 | 1,812 | 1,775 | 1,784 | -0.39% | 79,500 | 465億3564万 | +1.83% |
| 04/27 | （IR情報）9:00 東陽テクニカ、IQM社製 量子コンピューターの導入を決定 |
| 04/24 | 1,795 | 1,807 | 1,773 | 1,791 | -0.22% | 79,900 | 467億1823万 | +2.4% |
| 04/23 | 1,833 | 1,833 | 1,791 | 1,795 | -2.5% | 88,100 | 468億2257万 | +2.69% |
| 04/22 | 1,854 | 1,857 | 1,827 | 1,841 | -0.65% | 71,600 | 480億2248万 | +5.26% |
| 04/21 | 1,834 | 1,857 | 1,813 | 1,853 | +0.65% | 88,300 | 483億3550万 | +6.13% |
| 04/20 | 1,831 | 1,841 | 1,812 | 1,841 | +1.71% | 100,400 | 480億2248万 | +5.68% |
| 04/17 | 1,800 | 1,817 | 1,790 | 1,810 | +0.78% | 91,000 | 472億1385万 | +4.14% |
| 04/17 | （空売り報告）Nomura International plc 285,781株（1.09%）-0.01% |
| 04/16 | 1,800 | 1,816 | 1,782 | 1,796 | +1.18% | 123,600 | 468億4866万 | +3.46% |
| 04/16 | （空売り報告）Nomura International plc 289,516株（1.1%）+0.01% |
| 04/15 | 1,750 | 1,799 | 1,750 | 1,775 | +3.98% | 128,800 | 463億87万 | +2.19% |
| 04/15 | （空売り報告）Nomura International plc 284,411株（1.09%）-0.04% |
| 04/14 | 1,715 | 1,728 | 1,703 | 1,707 | -0.12% | 52,600 | 445億2709万 | -1.78% |
| 04/14 | （空売り報告）Nomura International plc 296,120株（1.13%）+0.23% |
| 04/13 | 1,700 | 1,712 | 1,691 | 1,709 | +1% | 82,300 | 445億7926万 | -1.78% |
| 04/13 | （空売り報告）Nomura International plc 236,916株（0.9%）+0.09% |
| 04/10 | 1,716 | 1,731 | 1,691 | 1,692 | -1.4% | 82,900 | 441億3582万 | -2.98% |
| 04/09 | （IR情報）10:30 大学・高専に向けて量子物理学の教育キットを販売開始 |
| 04/09 | 1,749 | 1,753 | 1,712 | 1,716 | -1.55% | 76,800 | 447億6186万 | -1.83% |
| 04/08 | 1,745 | 1,753 | 1,729 | 1,743 | +1.93% | 73,700 | 454億6615万 | -0.34% |
| 04/07 | 1,700 | 1,728 | 1,700 | 1,710 | +0.06% | 53,700 | 446億535万 | -2.4% |
| 04/06 | 1,700 | 1,727 | 1,700 | 1,709 | -0.18% | 47,100 | 445億7926万 | -2.79% |
| 04/03 | 1,692 | 1,727 | 1,692 | 1,712 | +1.24% | 52,600 | 446億5752万 | -3.06% |
| 04/03 | （空売り報告）Nomura International plc 213,609株（0.81%）+0.03% |
| 04/02 | 1,713 | 1,739 | 1,680 | 1,691 | -1.4% | 104,900 | 441億973万 | -4.57% |
| 04/02 | （空売り報告）Nomura International plc 205,445株（0.78%）-0.06% |
| 04/01 | 1,704 | 1,718 | 1,693 | 1,715 | +3.06% | 68,400 | 447億3577万 | -3.6% |
| 03/31 | 1,669 | 1,689 | 1,653 | 1,664 | -1.01% | 77,300 | 434億544万 | -6.78% |
| 03/30 | 1,653 | 1,695 | 1,648 | 1,681 | -5.4% | 114,000 | 438億4888万 | -6.19% |
| 03/27 | 1,755 | 1,785 | 1,751 | 1,777 | +1.54% | 108,600 | 463億5304万 | -1.28% |
| 03/27 | （空売り報告）Nomura International plc 219,254株（0.84%）+0.14% |
| 03/27 | （空売り報告）モルガン・スタンレーMUFG証券 129,421株（0.49%）-0.03%義務消失 |
| 03/26 | 1,770 | 1,784 | 1,740 | 1,750 | -1.91% | 78,100 | 456億4875万 | -2.94% |
| 03/25 | 1,781 | 1,795 | 1,772 | 1,784 | +1.71% | 54,600 | 465億3564万 | -1.22% |
10年以上蓄積したファイナンスデータとAIを掛け合わせて、投資の意思決定を加速させるポジションです。
