| 2026 |
| 06/01 | 3,930 | 3,965 | 3,870 | 3,965 | +0.76% | 114,100 | 3960億7534万 | +0.35% |
| 05/29 | 3,930 | 3,995 | 3,930 | 3,935 | +0.13% | 222,100 | 3930億7856万 | -0.3% |
| 05/28 | 4,000 | 4,000 | 3,880 | 3,930 | -1.75% | 156,300 | 3925億7909万 | -0.23% |
| 05/27 | 4,035 | 4,040 | 3,960 | 4,000 | -0.87% | 110,000 | 3995億7160万 | +1.7% |
| 05/26 | (IR情報)15:30 剰余金の配当に関するお知らせ |
| 05/26 | (IR情報)15:30 支配株主等に関する事項について |
| 05/26 | 3,990 | 4,065 | 3,925 | 4,035 | -0.62% | 108,200 | 4030億6785万 | +2.78% |
| 05/25 | 4,285 | 4,340 | 4,050 | 4,060 | -5.91% | 154,700 | 4055億6517万 | +3.62% |
| 05/22 | 4,300 | 4,330 | 4,255 | 4,315 | +0.7% | 97,600 | 4310億3786万 | +10.5% |
| 05/21 | 4,255 | 4,360 | 4,255 | 4,285 | +1.66% | 166,300 | 4280億4107万 | +10.44% |
| 05/20 | 4,225 | 4,245 | 4,135 | 4,215 | +0.48% | 148,000 | 4210億4857万 | +9.2% |
| 05/19 | 4,285 | 4,285 | 4,140 | 4,195 | +1.21% | 210,300 | 4190億5071万 | +9.05% |
| 05/19 | (空売り報告)モルガン・スタンレーMUFG証券 781,672株(0.78%)-0.02% |
| 05/18 | 4,290 | 4,290 | 4,045 | 4,145 | -3.6% | 232,800 | 4140億5607万 | +8.08% |
| 05/18 | (空売り報告)モルガン・スタンレーMUFG証券 801,972株(0.8%)+0.01% |
| 05/15 | 4,045 | 4,365 | 4,010 | 4,300 | +7.9% | 470,200 | 4295億3947万 | +12.39% |
| 05/15 | (空売り報告)モルガン・スタンレーMUFG証券 789,972株(0.79%)-0.09% |
| 05/14 | (IR情報)11:30 2026年3月期決算短信〔日本基準〕(連結) |
| 05/14 | (IR情報)11:30 2026年3月期決算説明資料 |
| 05/14 | (IR情報)11:30 中期経営計画「D-Plan2028」の一部見直しに関するお知らせ |
| 05/14 | (IR情報)11:30 2026年3月期配当予想及び2027年3月期通期連結業績予想の修正に関するお知らせ |
| 05/14 | 3,755 | 4,075 | 3,700 | 3,985 | +7.12% | 358,000 | 3980億7320万 | +4.59% |
| 05/14 | (空売り報告)Barclays Capital Securities Ltd 784,800株(0.78%)-0.02% |
| 05/13 | 3,715 | 3,790 | 3,715 | 3,720 | +1.09% | 182,200 | 3716億158万 | -2.31% |
| 05/12 | 3,740 | 3,760 | 3,655 | 3,680 | -1.6% | 124,700 | 3676億587万 | -3.59% |
| 05/11 | 3,765 | 3,800 | 3,740 | 3,740 | -1.06% | 78,800 | 3735億9944万 | -2.32% |
| 05/11 | (空売り報告)Barclays Capital Securities Ltd 807,100株(0.8%)+0.01% |
| 05/08 | 3,770 | 3,795 | 3,740 | 3,780 | +0.67% | 159,900 | 3775億9516万 | -1.43% |
| 05/07 | 3,720 | 3,785 | 3,710 | 3,755 | +1.08% | 153,900 | 3750億9783万 | -2.24% |
| 05/07 | (空売り報告)Barclays Capital Securities Ltd 798,300株(0.79%)-0.02% |
| 05/01 | 3,740 | 3,740 | 3,680 | 3,715 | -1.33% | 159,000 | 3711億212万 | -3.48% |
| 05/01 | (空売り報告)Barclays Capital Securities Ltd 812,400株(0.81%)+0.02% |
| 04/30 | 3,840 | 3,885 | 3,760 | 3,765 | -2.96% | 216,100 | 3760億9676万 | -2.41% |
| 04/28 | 3,870 | 3,920 | 3,845 | 3,880 | +1.31% | 156,600 | 3875億8445万 | +0.41% |
| 04/27 | 3,815 | 3,880 | 3,810 | 3,830 | +1.06% | 126,900 | 3825億8980万 | -0.78% |
| 04/24 | 3,780 | 3,820 | 3,775 | 3,790 | -0.79% | 102,900 | 3785億9409万 | -1.69% |
| 04/23 | 3,885 | 3,915 | 3,800 | 3,820 | -2.68% | 116,400 | 3815億9087万 | -0.98% |
| 04/22 | 3,855 | 3,935 | 3,845 | 3,925 | +1.42% | 213,100 | 3920億7963万 | +1.53% |
| 04/21 | 3,840 | 3,910 | 3,840 | 3,870 | +3.2% | 128,400 | 3865億8552万 | +0.05% |
| 04/20 | 3,760 | 3,805 | 3,715 | 3,750 | -0.27% | 150,700 | 3745億9837万 | -3.1% |
| 04/17 | 3,790 | 3,855 | 3,755 | 3,760 | -1.83% | 113,700 | 3755億9730万 | -2.94% |
| 04/17 | (空売り報告)モルガン・スタンレーMUFG証券 885,952株(0.88%)-0.02% |
| 04/17 | (空売り報告)Barclays Capital Securities Ltd 795,000株(0.79%)-0.01% |
| 04/16 | (IR情報)15:30 プラスチック再資源化施設の稼働開始に関するお知らせ |
| 04/16 | 3,840 | 3,890 | 3,820 | 3,830 | -0.39% | 158,300 | 3825億8980万 | -1.06% |
| 04/15 | 3,765 | 3,865 | 3,760 | 3,845 | +3.08% | 180,100 | 3840億8820万 | -0.59% |
| 04/14 | 3,730 | 3,760 | 3,675 | 3,730 | +0.81% | 224,100 | 3726億51万 | -3.47% |
| 04/14 | (空売り報告)モルガン・スタンレーMUFG証券 906,503株(0.9%)+0.01% |
| 04/13 | 3,715 | 3,770 | 3,695 | 3,700 | -1.73% | 158,400 | 3696億373万 | -4.32% |
| 04/13 | (空売り報告)モルガン・スタンレーMUFG証券 895,903株(0.89%)+0.12% |
| 04/10 | 3,840 | 3,875 | 3,755 | 3,765 | -3.71% | 150,100 | 3760億9676万 | -2.84% |
| 04/10 | (空売り報告)Barclays Capital Securities Ltd 799,700株(0.8%)+0.01% |
| 04/09 | 3,900 | 3,950 | 3,880 | 3,910 | +0.77% | 165,200 | 3905億8123万 | +0.88% |
| 04/09 | (空売り報告)モルガン・スタンレーMUFG証券 778,603株(0.77%)-0.12% |
| 04/08 | 3,980 | 3,980 | 3,855 | 3,880 | -1.02% | 166,000 | 3875億8445万 | +0.26% |
| 04/08 | (空売り報告)Barclays Capital Securities Ltd 796,800株(0.79%)-0.01% |
| 04/07 | 3,940 | 3,970 | 3,885 | 3,920 | +0.26% | 100,300 | 3915億8016万 | +1.34% |
| 04/07 | (空売り報告)モルガン・スタンレーMUFG証券 898,979株(0.89%)-0.02% |
| 04/06 | 3,930 | 3,955 | 3,910 | 3,910 | -0.26% | 76,600 | 3905億8123万 | +1.16% |
| 04/03 | 3,975 | 3,995 | 3,920 | 3,920 | -0.88% | 64,400 | 3915億8016万 | +1.48% |
| 04/02 | 4,030 | 4,075 | 3,955 | 3,955 | -0.75% | 152,100 | 3950億7641万 | +2.59% |
| 04/01 | 3,935 | 3,990 | 3,855 | 3,985 | +2.57% | 154,100 | 3980億7320万 | +3.61% |
| 03/31 | 3,925 | 3,950 | 3,870 | 3,885 | -1.15% | 199,600 | 3880億8391万 | +1.22% |
| 03/30 | 3,820 | 3,955 | 3,820 | 3,930 | -0.88% | 215,100 | 3925億7909万 | +2.42% |
| 03/30 | (空売り報告)モルガン・スタンレーMUFG証券 915,509株(0.91%)+0.09% |
| 03/27 | 3,940 | 3,985 | 3,925 | 3,965 | +0.89% | 170,900 | 3960億7534万 | +3.44% |
| 03/26 | 3,910 | 3,930 | 3,865 | 3,930 | +0.64% | 122,500 | 3925億7909万 | +2.69% |
| 03/25 | (IR情報)17:00 相生地域エネルギーセンターの設置許可取得に関するお知らせ |
| 03/25 | 3,815 | 3,910 | 3,815 | 3,905 | +3.17% | 156,800 | 3900億8177万 | +2.2% |
| 03/24 | (IR情報)15:30 固定資産(最終処分場)の譲受に関するお知らせ |
| 03/24 | (IR情報)15:30 代表取締役の異動及び役員人事に関するお知らせ |
| 03/24 | (IR情報)15:30 2027年3月期通期連結業績予想に関するお知らせ |
| 03/24 | 3,765 | 3,800 | 3,725 | 3,785 | +2.02% | 117,000 | 3780億9462万 | -0.86% |
| 03/23 | 3,805 | 3,810 | 3,700 | 3,710 | -4.26% | 156,900 | 3706億265万 | -2.88% |
| 03/19 | 3,950 | 3,980 | 3,860 | 3,875 | -3.49% | 118,100 | 3870億8498万 | +1.02% |
| 03/18 | 3,985 | 4,015 | 3,955 | 4,015 | +1.13% | 106,700 | 4010億6999万 | +4.53% |
| 03/17 | 3,975 | 4,020 | 3,960 | 3,970 | +1.4% | 150,200 | 3965億7481万 | +3.17% |
| 03/16 | 3,890 | 3,955 | 3,850 | 3,915 | +1.69% | 175,900 | 3910億8070万 | +1.56% |
| 03/13 | 3,760 | 3,880 | 3,750 | 3,850 | +4.34% | 222,700 | 3845億8766万 | -0.39% |
| 03/12 | 3,710 | 3,750 | 3,615 | 3,690 | -1.6% | 231,700 | 3686億480万 | -4.85% |
| 03/12 | (空売り報告)モルガン・スタンレーMUFG証券 825,109株(0.82%)+0.11% |
| 03/11 | 3,800 | 3,860 | 3,750 | 3,750 | 0% | 196,500 | 3745億9837万 | -3.77% |
| 03/10 | 3,870 | 3,875 | 3,750 | 3,750 | -1.32% | 258,200 | 3745億9837万 | -4.09% |
| 03/09 | 3,740 | 3,820 | 3,725 | 3,800 | -2.56% | 309,500 | 3795億9302万 | -3.14% |
| 03/06 | 3,815 | 3,900 | 3,810 | 3,900 | +2.63% | 189,900 | 3895億8231万 | -0.84% |
| 03/05 | 3,840 | 3,890 | 3,785 | 3,800 | +1.47% | 282,900 | 3795億9302万 | -3.55% |
| 03/04 | 3,680 | 3,765 | 3,680 | 3,745 | -2.35% | 205,100 | 3740億9891万 | -5.36% |
| 03/03 | 3,815 | 3,875 | 3,750 | 3,835 | -0.65% | 245,100 | 3830億8927万 | -3.47% |
| 03/03 | (空売り報告)モルガン・スタンレーMUFG証券 710,009株(0.71%)+0.05% |
| 03/02 | 3,835 | 3,885 | 3,800 | 3,860 | 0% | 242,600 | 3855億8659万 | -3.14% |
| 02/27 | 3,720 | 3,875 | 3,720 | 3,860 | +3.9% | 164,000 | 3855億8659万 | -3.38% |
| 02/26 | 3,745 | 3,800 | 3,695 | 3,715 | -0.13% | 184,600 | 3711億212万 | -7.19% |
| 02/26 | (空売り報告)モルガン・スタンレーMUFG証券 663,318株(0.66%)-0.13% |
| 02/25 | 3,795 | 3,805 | 3,710 | 3,720 | -2.11% | 196,200 | 3716億158万 | -7.39% |
| 02/24 | 3,850 | 3,860 | 3,775 | 3,800 | -1.3% | 175,400 | 3795億9302万 | -5.8% |
| 02/20 | 3,845 | 3,890 | 3,815 | 3,850 | +0.39% | 161,600 | 3845億8766万 | -4.94% |
| 02/19 | 3,805 | 3,870 | 3,805 | 3,835 | +0.66% | 74,300 | 3830億8927万 | -5.61% |
| 02/18 | 3,800 | 3,835 | 3,785 | 3,810 | +0.53% | 75,700 | 3805億9194万 | -6.53% |
| 02/17 | 3,820 | 3,850 | 3,790 | 3,790 | -0.79% | 90,700 | 3785億9409万 | -7.29% |
| 02/16 | 3,855 | 3,875 | 3,790 | 3,820 | -0.65% | 120,800 | 3815億9087万 | -6.78% |
| 02/13 | 4,135 | 4,135 | 3,845 | 3,845 | -6.45% | 220,000 | 3840億8820万 | -6.4% |
| 02/12 | 4,070 | 4,200 | 4,070 | 4,110 | +2.75% | 251,500 | 4105億5981万 | -0.19% |
| 02/10 | (IR情報)17:00 資金の借入に関するお知らせ |
| 02/10 | (IR情報)11:30 2026年3月期第3四半期決算説明資料 |
| 02/10 | (IR情報)11:30 2026年3月期第3四半期決算短信〔日本基準〕(連結) |
| 02/10 | 4,105 | 4,235 | 3,990 | 4,000 | -4.19% | 258,200 | 3995億7160万 | -2.72% |
| 02/09 | 4,250 | 4,250 | 4,130 | 4,175 | +0.85% | 139,600 | 4170億5285万 | +1.61% |
| 02/06 | 4,125 | 4,140 | 4,080 | 4,140 | -0.6% | 100,800 | 4135億5660万 | +1.05% |
| 02/05 | 4,235 | 4,235 | 4,150 | 4,165 | -0.6% | 112,100 | 4160億5392万 | +1.83% |
| 02/04 | 4,140 | 4,210 | 4,135 | 4,190 | +0.6% | 86,800 | 4185億5125万 | +2.67% |
| 02/03 | 4,060 | 4,185 | 4,060 | 4,165 | +2.59% | 83,500 | 4160億5392万 | +2.31% |
| 02/02 | 4,100 | 4,155 | 4,020 | 4,060 | -0.37% | 138,000 | 4055億6517万 | -0.02% |
| 01/30 | 4,060 | 4,100 | 4,050 | 4,075 | +0.49% | 100,600 | 4070億6356万 | +0.59% |
| 01/29 | 4,025 | 4,060 | 3,980 | 4,055 | -0.73% | 156,500 | 4050億6570万 | +0.35% |
| 01/28 | 4,145 | 4,170 | 4,065 | 4,085 | -2.97% | 130,400 | 4080億6249万 | +1.24% |
| 01/28 | (空売り報告)Barclays Capital Securities Ltd 802,700株(0.8%)+0.1% |
| 01/27 | 4,100 | 4,210 | 4,075 | 4,210 | +1.2% | 80,700 | 4205億4910万 | +4.52% |
| 01/26 | 4,100 | 4,215 | 4,100 | 4,160 | +0.6% | 106,100 | 4155億5446万 | +3.59% |
| 01/23 | 4,105 | 4,170 | 4,105 | 4,135 | +0.73% | 61,200 | 4130億5714万 | +3.3% |
| 01/22 | 4,050 | 4,120 | 4,050 | 4,105 | +1.36% | 107,200 | 4100億6035万 | +2.83% |
| 01/21 | 4,010 | 4,070 | 4,005 | 4,050 | -0.49% | 103,300 | 4045億6624万 | +1.73% |
| 01/20 | 4,130 | 4,150 | 4,045 | 4,070 | -1.93% | 88,600 | 4065億6410万 | +2.57% |
| 01/19 | 4,250 | 4,260 | 4,150 | 4,150 | -1.07% | 109,000 | 4145億5553万 | +4.93% |
| 01/16 | 4,190 | 4,210 | 4,165 | 4,195 | +0.36% | 53,800 | 4190億5071万 | +6.47% |
| 01/15 | 4,150 | 4,195 | 4,120 | 4,180 | +0.6% | 68,900 | 4175億5232万 | +6.5% |
| 01/14 | (自社株買い)取締役会(2025年11月25日)での決議状況(取得期間2025年11月26日~2025年12月12日) |
| 01/14 | 4,135 | 4,160 | 4,125 | 4,155 | +0.85% | 79,800 | 4150億5499万 | +6.29% |
| 01/13 | 4,115 | 4,155 | 4,070 | 4,120 | +1.85% | 214,400 | 4115億5874万 | +5.83% |
| 01/09 | 4,050 | 4,070 | 4,010 | 4,045 | -0.12% | 76,800 | 4040億6678万 | +4.47% |
| 01/09 | (空売り報告)モルガン・スタンレーMUFG証券 794,954株(0.79%)-0.01% |
| 01/08 | 4,105 | 4,120 | 4,015 | 4,050 | -1.22% | 138,300 | 4045億6624万 | +5.09% |
| 01/08 | (空売り報告)モルガン・スタンレーMUFG証券 800,854株(0.8%)+0.1% |
| 01/07 | 3,965 | 4,115 | 3,955 | 4,100 | +3.4% | 108,800 | 4095億6089万 | +6.8% |
| 01/06 | 3,910 | 3,990 | 3,905 | 3,965 | +1.28% | 76,500 | 3960億7534万 | +3.69% |
| 01/05 | 3,905 | 3,950 | 3,875 | 3,915 | +0.77% | 60,000 | 3910億8070万 | +2.65% |
| 2025 |
| 12/30 | 3,965 | 3,965 | 3,885 | 3,885 | -2.02% | 58,600 | 3880億8391万 | +2.08% |
| 12/29 | 3,950 | 3,980 | 3,935 | 3,965 | +0.63% | 77,100 | 3960億7534万 | +4.45% |