| 2026 |
| 01/20 | 1,918 | 1,918 | 1,860 | 1,881 | -1.93% | 21,500 | 123億8353万 | -6.42% |
| 01/19 | 1,910 | 1,918 | 1,876 | 1,918 | +0.42% | 17,500 | 126億2712万 | -4.72% |
| 01/16 | 1,998 | 2,004 | 1,873 | 1,910 | -3.44% | 37,400 | 125億7445万 | -5.16% |
| 01/15 | 1,948 | 2,045 | 1,928 | 1,978 | -7.48% | 56,500 | 130億2213万 | -2.03% |
| 01/14 | （IR情報）16:00 2026年5月期第2四半期(中間期)決算短信〔日本基準〕(連結) |
| 01/14 | 2,158 | 2,158 | 2,080 | 2,138 | +1.42% | 12,700 | 140億7549万 | +5.79% |
| 01/13 | （IR情報）16:00 2026年５月期第2四半期決算説明会開催のお知らせ |
| 01/13 | 2,077 | 2,108 | 2,071 | 2,108 | +2.08% | 5,100 | 138億7798万 | +4.56% |
| 01/09 | 2,019 | 2,080 | 2,019 | 2,065 | +1.08% | 4,100 | 135億9489万 | +2.58% |
| 01/08 | 2,029 | 2,055 | 2,027 | 2,043 | +0.69% | 2,900 | 134億5005万 | +1.44% |
| 01/07 | 2,041 | 2,061 | 2,023 | 2,029 | -0.69% | 2,900 | 133億5789万 | +0.59% |
| 01/06 | 2,032 | 2,045 | 2,023 | 2,043 | -0.15% | 2,300 | 134億5005万 | +0.99% |
| 01/05 | 2,074 | 2,080 | 2,041 | 2,046 | -1.63% | 2,800 | 134億6981万 | +0.94% |
| 2025 |
| 12/30 | 2,049 | 2,080 | 2,049 | 2,080 | +0.34% | 3,200 | 136億9364万 | +2.36% |
| 12/29 | 2,013 | 2,073 | 2,012 | 2,073 | +3.13% | 3,500 | 136億4756万 | +1.97% |
| 12/26 | 2,010 | 2,022 | 2,010 | 2,010 | -0.1% | 45,800 | 132億3280万 | -1.37% |
| 12/25 | 2,019 | 2,023 | 2,000 | 2,012 | +0.15% | 2,300 | 132億4597万 | -1.57% |
| 12/24 | 2,011 | 2,034 | 2,009 | 2,009 | -1.23% | 1,800 | 132億2622万 | -2.24% |
| 12/23 | 1,970 | 2,040 | 1,970 | 2,034 | +1.65% | 7,000 | 133億9080万 | -1.36% |
| 12/22 | 1,971 | 2,001 | 1,963 | 2,001 | 0% | 5,600 | 131億7355万 | -3.33% |
| 12/19 | 1,954 | 2,007 | 1,954 | 2,001 | +2.41% | 6,800 | 131億7355万 | -3.89% |
| 12/18 | 2,039 | 2,049 | 1,953 | 1,954 | -2.88% | 7,900 | 128億6412万 | -6.73% |
| 12/17 | 2,010 | 2,012 | 1,982 | 2,012 | +0.25% | 4,900 | 132億4597万 | -4.73% |
| 12/16 | 1,988 | 2,007 | 1,960 | 2,007 | +0.9% | 5,400 | 132億1305万 | -5.69% |
| 12/15 | 1,963 | 1,990 | 1,953 | 1,989 | +1.58% | 3,900 | 130億9455万 | -6.84% |
| 12/12 | 1,934 | 1,976 | 1,934 | 1,958 | +0.72% | 3,300 | 128億9046万 | -8.68% |
| 12/11 | 1,960 | 1,960 | 1,933 | 1,944 | -0.41% | 2,800 | 127億9829万 | -9.75% |
| 12/10 | 1,949 | 1,964 | 1,913 | 1,952 | -0.71% | 8,200 | 128億5096万 | -9.71% |
| 12/09 | 2,002 | 2,014 | 1,966 | 1,966 | -3.3% | 3,800 | 129億4313万 | -9.44% |
| 12/08 | 2,008 | 2,033 | 2,005 | 2,033 | +0.4% | 1,300 | 133億8422万 | -6.7% |
| 12/05 | 1,999 | 2,044 | 1,999 | 2,025 | +0.75% | 1,400 | 133億3155万 | -7.37% |
| 12/04 | （IR情報）16:00 投資家の皆様からのご質問への回答 （2025年11月個人投資家向けセミナー） |
| 12/04 | 1,999 | 2,038 | 1,999 | 2,010 | -1.28% | 3,800 | 132億3280万 | -8.34% |
| 12/03 | 2,074 | 2,074 | 1,965 | 2,036 | -1.93% | 6,300 | 134億397万 | -7.41% |
| 12/02 | 2,137 | 2,142 | 2,074 | 2,076 | -2.76% | 3,100 | 136億6731万 | -5.89% |
| 12/01 | 2,190 | 2,223 | 2,135 | 2,135 | -1.97% | 4,700 | 140億5574万 | -3.35% |
| 11/28 | 2,181 | 2,186 | 2,131 | 2,178 | +2.21% | 3,400 | 143億3883万 | -1.58% |
| 11/27 | 2,124 | 2,155 | 2,124 | 2,131 | -1.52% | 7,300 | 140億2940万 | -3.75% |
| 11/26 | 2,101 | 2,164 | 2,101 | 2,164 | +2.56% | 6,500 | 142億4666万 | -2.43% |
| 11/25 | 2,188 | 2,188 | 2,110 | 2,110 | -4.05% | 7,600 | 138億9115万 | -4.83% |
| 11/21 | 2,146 | 2,199 | 2,139 | 2,199 | +1.15% | 6,100 | 144億7708万 | -0.72% |
| 11/20 | 2,288 | 2,449 | 2,169 | 2,174 | -4.98% | 14,900 | 143億1249万 | -1.76% |
| 11/19 | 2,175 | 2,288 | 2,130 | 2,288 | +4.95% | 2,400 | 150億6301万 | +3.86% |
| 11/18 | 2,243 | 2,243 | 2,116 | 2,180 | -1.89% | 12,900 | 143億5199万 | -0.18% |
| 11/17 | 2,266 | 2,266 | 2,185 | 2,222 | -3.93% | 6,200 | 146億2850万 | +2.35% |
| 11/14 | （IR情報）16:00 子会社設立および新たな事業の開始に関するお知らせ |
| 11/14 | 2,300 | 2,329 | 2,263 | 2,313 | -0.43% | 7,900 | 152億2760万 | +7.23% |
| 11/13 | （IR情報）16:00 個人投資家向けIRセミナー登壇のお知らせ（Kabu Berry主催） |
| 11/13 | 2,331 | 2,375 | 2,323 | 2,323 | -2.44% | 13,900 | 152億9343万 | +8.55% |
| 11/12 | 2,302 | 2,398 | 2,301 | 2,381 | -0.75% | 13,200 | 156億7527万 | +12.15% |
| 11/11 | 2,260 | 2,399 | 2,252 | 2,399 | +9% | 32,200 | 157億9378万 | +14.08% |
| 11/10 | 2,224 | 2,229 | 2,200 | 2,201 | +0.36% | 3,500 | 144億9025万 | +5.72% |
| 11/07 | 2,202 | 2,238 | 2,188 | 2,193 | -0.81% | 5,500 | 144億3758万 | +6.15% |
| 11/06 | 2,197 | 2,250 | 2,183 | 2,211 | +2.93% | 10,400 | 145億5608万 | +7.8% |
| 11/05 | （IR情報）16:15 入替工事などを担う各種施工管理者を積極採用、早期に100名体制を構築予定 |
| 11/05 | 2,172 | 2,185 | 2,138 | 2,148 | -1.15% | 7,800 | 141億4132万 | +5.5% |
| 11/04 | 2,172 | 2,195 | 2,150 | 2,173 | 0% | 6,700 | 143億591万 | +7.26% |
| 10/31 | （IR情報）16:00 「機関投資家・個人投資家 合同IRセミナー（2026年5月第1四半期分）」書き起こし記事公開のお知らせ |
| 10/31 | （5%ルール）シンメンテ HD（9.31%） |
| 10/31 | 2,171 | 2,190 | 2,140 | 2,173 | -1.9% | 9,400 | 143億591万 | +7.79% |
| 10/30 | 2,163 | 2,221 | 2,150 | 2,215 | +1.47% | 7,700 | 145億8241万 | +10.64% |
| 10/29 | 2,167 | 2,228 | 2,165 | 2,183 | +0.65% | 4,300 | 143億7174万 | +9.86% |
| 10/28 | 2,179 | 2,194 | 2,159 | 2,169 | -1.99% | 4,200 | 142億7957万 | +9.93% |
| 10/27 | 2,159 | 2,274 | 2,159 | 2,213 | +2.41% | 19,000 | 145億6925万 | +12.85% |
| 10/24 | 2,225 | 2,225 | 2,131 | 2,161 | -3.09% | 10,900 | 142億2691万 | +11.05% |
| 10/23 | 2,166 | 2,250 | 2,166 | 2,230 | +1.78% | 10,300 | 146億8117万 | +15.42% |
| 10/22 | 2,206 | 2,224 | 2,145 | 2,191 | -2.14% | 25,200 | 144億2441万 | +14.29% |
| 10/21 | 2,135 | 2,400 | 2,135 | 2,239 | +4.87% | 43,100 | 147億4042万 | +17.59% |
| 10/20 | 2,094 | 2,148 | 2,061 | 2,135 | +3.24% | 12,000 | 140億5574万 | +13.02% |
| 10/17 | （IR情報）16:00 2026年5月期第1四半期決算説明資料 |
| 10/17 | （IR情報）16:00 「機関投資家・個人投資家 合同IRセミナー」開催のお知らせ |
| 10/17 | 2,129 | 2,178 | 2,066 | 2,068 | -3% | 19,600 | 136億1464万 | +10.06% |
| 10/16 | 1,930 | 2,136 | 1,930 | 2,132 | +10.81% | 52,800 | 140億3599万 | +13.95% |
| 10/15 | （IR情報）16:00 2026年5月期第1四半期決算短信〔日本基準〕(連結) |
| 10/15 | 1,837 | 1,927 | 1,837 | 1,924 | +5.95% | 36,100 | 126億6662万 | +3.44% |
| 10/14 | （IR情報）15:30 身近な施設の空調に関するアンケート |
| 10/14 | 1,819 | 1,840 | 1,800 | 1,816 | -2.31% | 9,700 | 119億5560万 | -2.1% |
| 10/10 | （IR情報）16:00 譲渡制限付株式報酬としての自己株式の処分の払込完了に関するお知らせ |
| 10/10 | 1,897 | 1,897 | 1,805 | 1,859 | -1.01% | 11,200 | 122億3869万 | +0.32% |
| 10/09 | 1,898 | 1,920 | 1,875 | 1,878 | -0.48% | 11,000 | 123億6378万 | +1.51% |
| 10/08 | 1,895 | 1,907 | 1,885 | 1,887 | -0.63% | 4,600 | 124億2303万 | +2.11% |
| 10/07 | 1,898 | 1,910 | 1,879 | 1,899 | +0.74% | 7,600 | 125億203万 | +3.04% |
| 10/06 | 1,896 | 1,900 | 1,848 | 1,885 | +0.91% | 7,300 | 124億986万 | +2.56% |
| 10/03 | 1,801 | 1,872 | 1,801 | 1,868 | +3.84% | 5,900 | 122億9794万 | +2.08% |
| 10/02 | 1,825 | 1,853 | 1,790 | 1,799 | -0.83% | 22,500 | 118億4368万 | -1.32% |
| 10/01 | 1,834 | 1,879 | 1,809 | 1,814 | -1.04% | 17,800 | 119億4244万 | -0.33% |
| 09/30 | （IR情報）14:00 「日経・東証 IR フェア 2025」にて会社説明会を開催しました |
| 09/30 | 1,905 | 1,938 | 1,824 | 1,833 | -3.78% | 8,500 | 120億6752万 | +0.99% |
| 09/29 | （5%ルール）光通信（6.76%）UH Partners 2（6.76%）UH Partners 3（3.89%）エスアイエル（1.37%） |
| 09/29 | 1,932 | 1,988 | 1,876 | 1,905 | -1.24% | 14,600 | 125億4153万 | +5.37% |
| 09/26 | 1,817 | 1,957 | 1,814 | 1,929 | +6.05% | 27,200 | 126億9954万 | +7.23% |
| 09/25 | 1,849 | 1,855 | 1,818 | 1,819 | -1.62% | 21,400 | 119億7535万 | +1.62% |
| 09/24 | 1,824 | 1,853 | 1,816 | 1,849 | +1.32% | 4,200 | 121億7286万 | +3.53% |
| 09/22 | 1,855 | 1,855 | 1,825 | 1,825 | -1.62% | 3,400 | 120億1486万 | +2.47% |
| 09/19 | 1,833 | 1,860 | 1,809 | 1,855 | +0.92% | 8,400 | 122億1236万 | +4.62% |
| 09/18 | 1,834 | 1,859 | 1,824 | 1,838 | +0.22% | 10,300 | 121億44万 | +3.96% |
| 09/17 | 1,810 | 1,859 | 1,810 | 1,834 | -0.6% | 5,700 | 120億7411万 | +4.03% |
| 09/16 | 1,859 | 1,873 | 1,840 | 1,845 | -1.34% | 3,900 | 121億4652万 | +4.89% |
| 09/12 | （IR情報）16:00 譲渡制限付株式報酬としての自己株式処分に関するお知らせ |
| 09/12 | 1,860 | 1,884 | 1,850 | 1,870 | +0.54% | 3,600 | 123億1111万 | +6.49% |
| 09/11 | 1,872 | 1,887 | 1,800 | 1,860 | -0.69% | 5,000 | 122億4528万 | +6.16% |
| 09/10 | 1,878 | 1,900 | 1,857 | 1,873 | -0.21% | 16,800 | 123億3086万 | +7.27% |
| 09/09 | 1,850 | 1,886 | 1,841 | 1,877 | +1.46% | 15,000 | 123億5720万 | +7.81% |
| 09/08 | 1,824 | 1,899 | 1,793 | 1,850 | +2.21% | 19,300 | 121億7944万 | +6.81% |
| 09/05 | 1,772 | 1,810 | 1,772 | 1,810 | +3.08% | 4,200 | 119億1610万 | +5.11% |
| 09/04 | 1,797 | 1,805 | 1,756 | 1,756 | -2.39% | 4,100 | 115億6059万 | +2.57% |
| 09/03 | 1,829 | 1,835 | 1,779 | 1,799 | -1.48% | 8,700 | 118億4368万 | +5.7% |
| 09/02 | 1,771 | 1,826 | 1,771 | 1,826 | +3.28% | 14,000 | 120億2144万 | +8.3% |
| 09/01 | 1,769 | 1,816 | 1,768 | 1,768 | -0.06% | 17,100 | 116億3960万 | +5.93% |
| 08/29 | 1,744 | 1,772 | 1,721 | 1,769 | +5.3% | 26,700 | 116億4618万 | +6.95% |
| 08/28 | 1,688 | 1,700 | 1,674 | 1,680 | -0.41% | 4,200 | 110億6025万 | +2.56% |
| 08/27 | 1,727 | 1,727 | 1,685 | 1,687 | -2.15% | 4,900 | 111億633万 | +3.82% |
| 08/26 | 1,695 | 1,750 | 1,695 | 1,724 | +1.71% | 8,100 | 113億4992万 | +6.88% |
| 08/25 | 1,670 | 1,718 | 1,670 | 1,695 | +2.6% | 7,300 | 111億5900万 | +6.07% |
| 08/22 | 1,690 | 1,726 | 1,652 | 1,652 | -2.19% | 14,400 | 108億7591万 | +4.1% |
| 08/21 | 1,700 | 1,705 | 1,683 | 1,689 | -1.11% | 8,100 | 111億1950万 | +7.1% |
