| 2026 |
| 09/25 | 838 | 838 | 829 | 829 | -0.6% | 2,300 | - | -1.43% |
| 09/24 | 849 | 849 | 834 | 834 | 0% | 3,000 | - | -0.95% |
| 09/18 | 828 | 835 | 828 | 834 | +1.09% | 3,900 | - | -1.07% |
| 09/17 | 827 | 830 | 824 | 825 | -0.12% | 4,100 | - | -2.25% |
| 09/16 | 834 | 834 | 826 | 826 | -1.2% | 1,300 | - | -2.48% |
| 09/15 | 838 | 838 | 830 | 836 | -0.59% | 1,100 | - | -1.65% |
| 09/14 | 835 | 844 | 830 | 841 | +1.08% | 2,000 | - | -1.29% |
| 09/11 | 828 | 832 | 826 | 832 | +0.48% | 2,200 | - | -2.58% |
| 09/10 | 831 | 835 | 828 | 828 | -0.96% | 4,400 | - | -3.27% |
| 09/09 | 835 | 845 | 832 | 836 | +0.12% | 1,500 | - | -2.56% |
| 09/08 | 840 | 841 | 835 | 835 | -0.6% | 2,500 | - | -3.02% |
| 09/07 | 855 | 855 | 836 | 840 | -0.71% | 4,100 | - | -2.55% |
| 09/04 | 850 | 852 | 846 | 846 | 0% | 1,200 | - | -2.08% |
| 09/03 | 846 | 854 | 846 | 846 | 0% | 2,100 | - | -2.31% |
| 09/02 | 846 | 846 | 846 | 846 | -0.82% | 300 | - | -2.53% |
| 09/01 | 847 | 854 | 846 | 853 | +0.83% | 1,300 | - | -1.95% |
| 08/31 | 849 | 852 | 843 | 846 | +0.12% | 3,200 | - | -2.87% |
| 08/28 | 851 | 854 | 844 | 845 | 0% | 2,000 | - | -3.21% |
| 08/27 | 840 | 852 | 840 | 845 | -0.24% | 2,800 | - | -3.54% |
| 08/26 | 849 | 854 | 843 | 847 | -0.24% | 2,000 | - | -3.53% |
| 08/25 | 14:30 長崎県及び大村市との立地協定の締結に関するお知らせ |
| 08/25 | 853 | 855 | 840 | 849 | +0.47% | 2,600 | - | -3.3% |
| 08/24 | 846 | 861 | 843 | 845 | -0.12% | 1,800 | - | -3.87% |
| 08/21 | 841 | 849 | 840 | 846 | -1.17% | 4,000 | - | -3.97% |
| 08/20 | 862 | 877 | 855 | 856 | +0.71% | 1,500 | - | -3.06% |
| 08/19 | 837 | 851 | 836 | 850 | -0.7% | 6,400 | - | -3.74% |
| 08/18 | 863 | 863 | 856 | 856 | -0.47% | 1,900 | - | -3.06% |
| 08/17 | 875 | 880 | 857 | 860 | -1.71% | 6,000 | - | -2.6% |
| 08/14 | 15:00 2027年3月期第1四半期決算短信〔日本基準〕(連結) |
| 08/14 | 888 | 900 | 871 | 875 | -1.46% | 2,400 | - | -0.91% |
| 08/13 | 882 | 900 | 870 | 888 | -1% | 2,400 | - | +0.57% |
| 08/12 | 875 | 899 | 875 | 897 | +0.22% | 900 | - | +1.7% |
| 08/10 | 880 | 895 | 880 | 895 | +1.7% | 400 | - | +1.59% |
| 08/07 | 885 | 900 | 880 | 880 | -0.56% | 500 | - | 0% |
| 08/06 | 885 | 885 | 885 | 885 | 0% | 200 | - | +0.57% |
| 08/05 | 891 | 905 | 885 | 885 | -2.32% | 700 | - | +0.57% |
| 08/04 | 880 | 906 | 880 | 906 | +3.54% | 1,100 | - | +2.72% |
| 08/03 | 901 | 901 | 875 | 875 | -1.24% | 200 | - | -1.02% |
| 07/30 | 878 | 886 | 875 | 886 | +0.45% | 500 | - | -0.23% |
| 07/29 | 890 | 890 | 875 | 882 | -0.9% | 1,000 | - | -1.01% |
| 07/28 | 890 | 890 | 869 | 890 | -1.55% | 700 | - | -0.45% |
| 07/27 | 905 | 908 | 900 | 904 | +1.57% | 2,600 | - | +0.67% |
| 07/24 | 900 | 900 | 883 | 890 | -1.11% | 1,400 | - | -1.22% |
| 07/23 | 900 | 900 | 900 | 900 | -0.11% | 100 | - | -0.66% |
| 07/22 | 883 | 908 | 883 | 901 | +0.33% | 2,400 | - | -0.99% |
| 07/21 | 13:00 PRP事業における業務提携のお知らせ |
| 07/21 | 875 | 920 | 867 | 898 | +4.42% | 6,800 | - | -1.75% |
| 07/17 | 870 | 875 | 854 | 860 | -1.15% | 2,400 | - | -6.42% |
| 07/16 | 898 | 898 | 870 | 870 | -3.12% | 2,400 | - | -5.84% |
| 07/15 | 15:00 抗酸菌用培地の開発に関するお知らせ |
| 07/15 | 875 | 900 | 853 | 898 | +2.16% | 7,200 | - | -3.65% |
| 07/14 | 876 | 879 | 866 | 879 | +2.09% | 800 | - | -6.39% |
| 07/13 | 860 | 861 | 860 | 861 | +0.35% | 3,200 | - | -9.18% |
| 07/10 | 865 | 865 | 858 | 858 | +0.23% | 1,100 | - | -10.53% |
| 07/09 | 857 | 873 | 848 | 856 | 0% | 1,900 | - | -11.57% |
| 07/08 | 841 | 856 | 841 | 856 | -1.15% | 8,100 | - | -12.21% |
| 07/07 | 865 | 881 | 865 | 866 | +0.12% | 2,100 | - | -11.72% |
| 07/06 | 879 | 900 | 865 | 865 | -0.35% | 6,000 | - | -12.36% |
| 07/03 | 872 | 884 | 868 | 868 | -0.8% | 4,900 | - | -12.68% |
| 07/02 | 883 | 899 | 871 | 875 | -0.91% | 2,900 | - | -12.41% |
| 07/01 | 876 | 897 | 875 | 883 | -0.9% | 5,800 | - | -12.31% |
| 06/30 | 857 | 894 | 857 | 891 | -3.36% | 28,100 | - | -12.39% |
| 06/29 | 955 | 975 | 922 | 922 | -3.66% | 18,300 | - | -10.31% |
| 06/26 | 15:30 支配株主等に関する事項について |
| 06/26 | 15:30 代表取締役の異動に関するお知らせ |
| 06/26 | 963 | 974 | 955 | 957 | -2.15% | 1,900 | - | -7.71% |
| 06/25 | 993 | 993 | 962 | 978 | +1.56% | 2,600 | - | -6.68% |
| 06/24 | 977 | 977 | 963 | 963 | +0.1% | 500 | - | -9.24% |
| 06/23 | 977 | 1,001 | 962 | 962 | -1.54% | 3,100 | - | -11.09% |
| 06/22 | 986 | 992 | 977 | 977 | -0.81% | 2,600 | - | -10.53% |
| 06/19 | 1,019 | 1,019 | 985 | 985 | -2.96% | 7,900 | - | -10.54% |
| 06/18 | 998 | 1,015 | 997 | 1,015 | +1.7% | 3,700 | - | -8.81% |
| 06/17 | 998 | 1,015 | 991 | 998 | -0.4% | 3,300 | - | -12.38% |
| 06/16 | 1,019 | 1,038 | 1,002 | 1,002 | -1.67% | 2,700 | - | -13.84% |
| 06/15 | 984 | 1,019 | 984 | 1,019 | +3.56% | 3,700 | - | -13.57% |
| 06/12 | 1,070 | 1,070 | 984 | 984 | -8.29% | 6,200 | - | -17.79% |
| 06/11 | 1,061 | 1,073 | 1,061 | 1,073 | -1.65% | 200 | - | -11.83% |
| 06/10 | 15:00 2026年3月期 通期決算説明会動画公開のお知らせ |
| 06/10 | 1,098 | 1,098 | 1,064 | 1,091 | -0.46% | 2,200 | - | -11.59% |
| 06/09 | 1,129 | 1,129 | 1,040 | 1,096 | -3.78% | 7,000 | - | -12.32% |
| 06/08 | 1,002 | 1,139 | 1,002 | 1,139 | +5.17% | 5,500 | - | -9.96% |
| 06/05 | 1,024 | 1,100 | 1,002 | 1,083 | +5.76% | 8,500 | - | -15.13% |
| 06/04 | 1,011 | 1,035 | 980 | 1,024 | +0.79% | 7,500 | - | -20.44% |
| 06/03 | 999 | 1,043 | 999 | 1,016 | +1.5% | 7,800 | - | -21.79% |
| 06/02 | 1,039 | 1,039 | 985 | 1,001 | -3.66% | 9,600 | - | -23.76% |
| 06/01 | 1,001 | 1,040 | 961 | 1,039 | +3.18% | 19,800 | - | -21.7% |
| 05/29 | 1,079 | 1,079 | 990 | 1,007 | -6.59% | 35,000 | - | -24.85% |
| 05/28 | 1,117 | 1,139 | 1,071 | 1,078 | -3.41% | 1,600 | - | -20.44% |
| 05/27 | 1,167 | 1,167 | 1,065 | 1,116 | -5.02% | 16,000 | - | -18.3% |
| 05/26 | 1,145 | 1,195 | 1,124 | 1,175 | +2.35% | 3,800 | - | -14.67% |
| 05/25 | 15:30 定款の一部変更に関するお知らせ |
| 05/25 | 15:30 公認会計士等の異動に関するお知らせ |
| 05/25 | 1,295 | 1,295 | 1,148 | 1,148 | -7.04% | 6,600 | - | -17.05% |
| 05/22 | 1,271 | 1,360 | 1,220 | 1,235 | -4.63% | 23,600 | - | -11.02% |
| 05/21 | 1,410 | 1,410 | 1,295 | 1,295 | -12.68% | 42,300 | - | -6.77% |
| 05/20 | 1,229 | 1,483 | 1,184 | 1,483 | +20.57% | 38,600 | - | +6.77% |
| 05/19 | 1,160 | 1,250 | 1,101 | 1,230 | +3.36% | 31,700 | - | -10.8% |
| 05/18 | 1,158 | 1,196 | 991 | 1,190 | -6.89% | 100,100 | - | -13.71% |
| 05/15 | 14:30 剰余金の配当に関するお知らせ |
| 05/15 | 14:30 事業計画及び成長可能性に関する事項 |
| 05/15 | 14:30 2026年3月期決算短信〔日本基準〕(連結) |
| 05/15 | 1,600 | 1,882 | 1,278 | 1,278 | -23.84% | 320,900 | - | -7.32% |
| 05/14 | 1,520 | 1,678 | 1,501 | 1,678 | +4.88% | 37,700 | - | +21.95% |
| 05/13 | 1,400 | 1,600 | 1,367 | 1,600 | +14.12% | 18,900 | - | +17.82% |
| 05/12 | 1,468 | 1,468 | 1,402 | 1,402 | -4.5% | 2,400 | - | +4.47% |
| 05/11 | 1,480 | 1,480 | 1,445 | 1,468 | -0.81% | 1,700 | - | +9.96% |
| 05/08 | 1,468 | 1,539 | 1,430 | 1,480 | -1.86% | 9,100 | - | +11.7% |
| 05/07 | 1,474 | 1,540 | 1,450 | 1,508 | +2.45% | 8,200 | - | +14.76% |
| 05/01 | 1,443 | 1,472 | 1,443 | 1,472 | -0.07% | 7,000 | - | +13.14% |
| 04/30 | 1,420 | 1,490 | 1,419 | 1,473 | +3.01% | 17,600 | - | +14.19% |
| 04/28 | 1,330 | 1,433 | 1,330 | 1,430 | +6.4% | 14,700 | - | +11.89% |
| 04/27 | 1,336 | 1,344 | 1,306 | 1,344 | +1.13% | 5,000 | - | +5.91% |