| 2020 |
| 04/07 | 876 | 887 | 854 | 881 | +2.32% | 123,500 | 551億5162万 | +5.26% |
| 04/06 | 827 | 864 | 811 | 861 | +6.03% | 105,600 | 538億9959万 | +2.38% |
| 04/03 | 812 | 837 | 801 | 812 | -1.46% | 100,600 | 508億3214万 | -3.79% |
| 04/02 | 834 | 855 | 821 | 824 | -2.94% | 107,300 | 515億8335万 | -3.29% |
| 04/01 | 900 | 903 | 843 | 849 | -6.6% | 108,000 | 531億4838万 | -1.39% |
| 03/31 | 942 | 944 | 891 | 909 | -3.81% | 118,300 | 569億445万 | +4.48% |
| 03/30 | 919 | 946 | 891 | 945 | +2.72% | 176,700 | 591億5809万 | +7.39% |
| 03/27 | 901 | 920 | 885 | 920 | +6.24% | 192,600 | 575億9306万 | +3.6% |
| 03/26 | 15:00 譲渡制限付株式報酬としての自己株式の処分に関するお知らせ |
| 03/26 | 870 | 879 | 825 | 866 | +1.29% | 280,200 | 542億1260万 | -3.56% |
| 03/25 | 847 | 859 | 829 | 855 | +4.65% | 258,900 | 535億2399万 | -5.94% |
| 03/24 | 790 | 829 | 784 | 817 | +5.15% | 239,800 | 511億4514万 | -11.29% |
| 03/23 | 710 | 794 | 691 | 777 | +10.21% | 270,100 | 486億4110万 | -17.08% |
| 03/19 | 736 | 745 | 687 | 705 | -0.14% | 288,600 | 441億3381万 | -26.18% |
| 03/18 | 730 | 747 | 704 | 706 | -3.81% | 336,400 | 441億9641万 | -27.66% |
| 03/17 | 740 | 750 | 717 | 734 | -2.13% | 346,500 | 459億4925万 | -26.45% |
| 03/16 | 761 | 793 | 750 | 750 | +0.54% | 292,100 | 469億5087万 | -26.33% |
| 03/13 | 762 | 779 | 727 | 746 | -5.81% | 318,400 | 467億46万 | -28.13% |
| 03/12 | 827 | 846 | 790 | 792 | -6.27% | 304,300 | 495億8011万 | -25% |
| 03/11 | 858 | 884 | 832 | 845 | +0.24% | 220,800 | 528億9798万 | -21.1% |
| 03/10 | 820 | 849 | 788 | 843 | +4.72% | 404,100 | 527億7277万 | -22.16% |
| 03/09 | 852 | 862 | 797 | 805 | -8.63% | 257,800 | 503億9393万 | -26.55% |
| 03/06 | 893 | 900 | 880 | 881 | -4.55% | 221,800 | 551億5162万 | -20.49% |
| 03/05 | 953 | 953 | 918 | 923 | -2.64% | 262,700 | 577億8087万 | -17.44% |
| 03/04 | 954 | 970 | 939 | 948 | +0.74% | 251,400 | 593億4590万 | -15.81% |
| 03/03 | 963 | 985 | 939 | 941 | -2.28% | 214,300 | 589億769万 | -16.95% |
| 03/02 | 13:30 滋賀大学とデータサイエンス分野での連携・協力に関する協定締結のお知らせ |
| 03/02 | 929 | 984 | 916 | 963 | +2.01% | 168,000 | 602億8491万 | -15.67% |
| 02/28 | 957 | 976 | 940 | 944 | -7.09% | 173,000 | 590億9549万 | -17.91% |
| 02/27 | 15:00 2019年12月期決算説明資料 |
| 02/27 | 1,053 | 1,053 | 1,013 | 1,016 | -3.51% | 149,300 | 636億277万 | -12.34% |
| 02/26 | 1,044 | 1,057 | 1,026 | 1,053 | -0.57% | 119,800 | 659億1902万 | -9.61% |
| 02/25 | 1,070 | 1,094 | 1,054 | 1,059 | -8.71% | 152,800 | 662億9462万 | -9.49% |
| 02/21 | 1,157 | 1,174 | 1,155 | 1,160 | +0.35% | 108,600 | 726億1734万 | -1.11% |
| 02/20 | 1,163 | 1,178 | 1,149 | 1,156 | -0.6% | 62,200 | 723億6694万 | -1.37% |
| 02/19 | 1,173 | 1,182 | 1,162 | 1,163 | +1.13% | 69,200 | 728億515万 | -0.68% |
| 02/18 | 1,127 | 1,172 | 1,126 | 1,150 | +0.35% | 98,300 | 719億9133万 | -1.79% |
| 02/17 | 1,180 | 1,194 | 1,121 | 1,146 | -5.83% | 195,100 | 717億4093万 | -2.22% |
| 02/14 | 15:00 役員の異動に関するお知らせ |
| 02/14 | 15:00 譲渡制限付株式報酬制度の導入に関するお知らせ |
| 02/14 | 15:00 当社株券等の大量買付行為への対応策(買収防衛策)の非継続(廃止)について |
| 02/14 | 15:00 2019年12月期決算補足説明資料 |
| 02/14 | 15:00 2019年12月期決算短信[日本基準](連結) |
| 02/14 | 1,212 | 1,227 | 1,172 | 1,217 | -0.65% | 94,900 | 761億8561万 | +3.75% |
| 02/13 | 1,240 | 1,245 | 1,213 | 1,225 | -0.73% | 78,400 | 766億8642万 | +4.7% |
| 02/12 | 1,244 | 1,245 | 1,226 | 1,234 | -0.96% | 41,400 | 772億4983万 | +5.65% |
| 02/10 | 1,240 | 1,256 | 1,227 | 1,246 | +1.05% | 151,500 | 780億104万 | +7.04% |
| 02/07 | 1,260 | 1,260 | 1,223 | 1,233 | -1.44% | 86,700 | 771億8723万 | +6.11% |
| 02/06 | 1,222 | 1,259 | 1,222 | 1,251 | +3.9% | 140,400 | 783億1405万 | +7.84% |
| 02/05 | 1,183 | 1,214 | 1,179 | 1,204 | +2.21% | 87,200 | 753億7179万 | +3.97% |
| 02/04 | 1,139 | 1,179 | 1,139 | 1,178 | +2.97% | 69,800 | 737億4416万 | +1.9% |
| 02/03 | 1,133 | 1,167 | 1,120 | 1,144 | -1.21% | 132,500 | 716億1572万 | -1.12% |
| 01/31 | 1,129 | 1,165 | 1,128 | 1,158 | +4.04% | 81,200 | 724億9214万 | -0.09% |
| 01/30 | 1,136 | 1,136 | 1,107 | 1,113 | -2.02% | 80,100 | 696億7509万 | -4.13% |
| 01/29 | 1,111 | 1,144 | 1,107 | 1,136 | +1.52% | 96,200 | 711億1491万 | -2.49% |
| 01/28 | 1,096 | 1,126 | 1,083 | 1,119 | -0.62% | 109,400 | 700億5069万 | -4.2% |
| 01/27 | 1,137 | 1,149 | 1,115 | 1,126 | -1.57% | 75,900 | 704億8890万 | -4.01% |
| 01/24 | 1,158 | 1,168 | 1,140 | 1,144 | -2.31% | 74,900 | 716億1572万 | -2.8% |
| 01/23 | 1,172 | 1,178 | 1,156 | 1,171 | -0.85% | 70,900 | 733億595万 | -0.76% |
| 01/22 | 1,158 | 1,196 | 1,158 | 1,181 | +1.46% | 82,200 | 739億3197万 | -0.08% |
| 01/21 | 1,153 | 1,173 | 1,153 | 1,164 | +0.17% | 49,800 | 728億6775万 | -1.69% |
| 01/20 | 17:00 ドイツ連邦共和国 A.M.Ramp&Co.GmbH の株式取得に関するお知らせ |
| 01/20 | 1,141 | 1,168 | 1,141 | 1,162 | +1.04% | 48,900 | 727億4254万 | -2.02% |
| 01/17 | 1,137 | 1,155 | 1,136 | 1,150 | +1.77% | 63,300 | 719億9133万 | -3.36% |
| 01/16 | 1,140 | 1,154 | 1,127 | 1,130 | -1.05% | 76,500 | 707億3931万 | -5.28% |
| 01/15 | 1,155 | 1,159 | 1,136 | 1,142 | -1.81% | 60,000 | 714億9052万 | -4.52% |
| 01/14 | 1,166 | 1,169 | 1,152 | 1,163 | -0.26% | 61,300 | 728億515万 | -3% |
| 01/10 | 1,164 | 1,171 | 1,164 | 1,166 | +0.6% | 60,900 | 729億9295万 | -2.91% |
| 01/09 | 1,163 | 1,171 | 1,157 | 1,159 | +1.31% | 43,900 | 725億5474万 | -3.58% |
| 01/08 | 1,137 | 1,158 | 1,129 | 1,144 | -2.72% | 116,800 | 716億1572万 | -4.9% |
| 01/07 | 1,150 | 1,179 | 1,148 | 1,176 | +3.16% | 101,500 | 736億1896万 | -2.33% |
| 01/06 | 1,153 | 1,168 | 1,129 | 1,140 | -4.04% | 149,500 | 713億6532万 | -5.32% |
| 2019 |
| 12/30 | 1,189 | 1,194 | 1,177 | 1,188 | -0.17% | 63,300 | 743億7017万 | -1.41% |
| 12/27 | 1,158 | 1,196 | 1,148 | 1,190 | -1.08% | 170,900 | 744億9538万 | -1.16% |
| 12/26 | 1,170 | 1,203 | 1,170 | 1,203 | +3.26% | 256,500 | 753億919万 | +0.08% |
| 12/25 | 1,196 | 1,197 | 1,162 | 1,165 | -2.59% | 156,400 | 729億3035万 | -2.84% |
| 12/24 | 1,198 | 1,204 | 1,188 | 1,196 | 0% | 83,800 | 748億7098万 | -0.25% |
| 12/23 | 1,208 | 1,213 | 1,194 | 1,196 | -0.33% | 88,500 | 748億7098万 | -0.17% |
| 12/20 | 1,211 | 1,213 | 1,194 | 1,200 | -0.58% | 130,700 | 751億2139万 | +0.17% |
| 12/19 | 1,224 | 1,228 | 1,200 | 1,207 | -1.39% | 144,400 | 755億5960万 | +0.75% |
| 12/18 | 1,240 | 1,240 | 1,216 | 1,224 | -1.53% | 64,900 | 766億2382万 | +2.26% |
| 12/17 | 1,234 | 1,245 | 1,227 | 1,243 | +1.72% | 83,600 | 778億1324万 | +3.76% |
| 12/16 | 1,225 | 1,234 | 1,216 | 1,222 | -0.24% | 72,300 | 764億9861万 | +2% |
| 12/13 | 1,249 | 1,254 | 1,217 | 1,225 | +0.91% | 218,800 | 766億8642万 | +2.08% |
| 12/12 | 1,222 | 1,225 | 1,214 | 1,214 | -0.57% | 68,500 | 759億9780万 | +1.08% |
| 12/11 | 1,228 | 1,229 | 1,213 | 1,221 | -1.13% | 63,400 | 764億3601万 | +1.58% |
| 12/10 | 1,242 | 1,247 | 1,235 | 1,235 | -0.56% | 68,500 | 773億1243万 | +2.66% |
| 12/09 | 1,248 | 1,253 | 1,232 | 1,242 | +0.49% | 94,800 | 777億5064万 | +3.24% |
| 12/06 | 1,223 | 1,243 | 1,220 | 1,236 | +1.9% | 104,400 | 773億7503万 | +2.83% |
| 12/05 | 1,219 | 1,228 | 1,207 | 1,213 | +0.25% | 105,000 | 759億3520万 | +0.92% |
| 12/04 | 1,201 | 1,212 | 1,186 | 1,210 | +0.08% | 203,800 | 757億4740万 | +0.58% |
| 12/03 | 1,195 | 1,209 | 1,181 | 1,209 | +1% | 145,100 | 756億8480万 | +0.42% |
| 12/02 | 1,204 | 1,212 | 1,192 | 1,197 | +0.84% | 138,500 | 749億3358万 | -0.75% |
| 11/29 | 1,180 | 1,190 | 1,176 | 1,187 | +1.28% | 114,700 | 743億757万 | -1.74% |
| 11/28 | 1,180 | 1,180 | 1,161 | 1,172 | +0.09% | 76,800 | 733億6856万 | -3.14% |
| 11/27 | 1,164 | 1,174 | 1,156 | 1,171 | +0.52% | 80,900 | 733億595万 | -3.54% |
| 11/26 | 1,151 | 1,176 | 1,151 | 1,165 | +1.22% | 145,500 | 729億3035万 | -4.04% |
| 11/25 | 1,150 | 1,162 | 1,142 | 1,151 | +0.09% | 81,100 | 720億5393万 | -5.27% |
| 11/22 | 1,141 | 1,172 | 1,141 | 1,150 | +1.32% | 100,700 | 719億9133万 | -5.51% |
| 11/21 | 1,150 | 1,156 | 1,119 | 1,135 | -1.82% | 130,200 | 710億5231万 | -6.81% |
| 11/20 | 1,177 | 1,177 | 1,150 | 1,156 | -1.78% | 83,600 | 723億6694万 | -5.25% |
| 11/19 | 1,174 | 1,180 | 1,164 | 1,177 | -0.08% | 83,400 | 736億8156万 | -3.52% |
| 11/18 | 1,194 | 1,194 | 1,163 | 1,178 | -1.92% | 136,300 | 737億4416万 | -3.28% |
| 11/15 | 1,200 | 1,211 | 1,193 | 1,201 | +0.76% | 112,900 | 751億8399万 | -1.23% |
| 11/14 | 1,222 | 1,248 | 1,185 | 1,192 | -4.1% | 162,100 | 746億2058万 | -1.65% |
| 11/13 | 15:00 2019年12月期第3四半期決算補足説明資料 |
| 11/13 | 15:00 2019年12月期第3四半期決算短信〔日本基準〕(連結) |
| 11/13 | 1,278 | 1,278 | 1,242 | 1,243 | -1.27% | 137,500 | 778億1324万 | +2.9% |
| 11/12 | 1,267 | 1,269 | 1,252 | 1,259 | -0.63% | 112,900 | 788億1486万 | +4.74% |
| 11/11 | 1,250 | 1,268 | 1,246 | 1,267 | +2.51% | 141,800 | 793億1567万 | +6.03% |
| 11/08 | 1,262 | 1,266 | 1,232 | 1,236 | -1.04% | 242,900 | 773億7503万 | +4.04% |
