| 2019 |
| 05/21 | 839 | 840 | 820 | 823 | -3.06% | 1,200,100 | 683億9024万 | -22.36% |
| 05/20 | 839 | 856 | 828 | 849 | +0.95% | 912,400 | 705億5081万 | -21.02% |
| 05/17 | 872 | 887 | 837 | 841 | -3.78% | 1,234,300 | 698億8602万 | -22.77% |
| 05/16 | 882 | 882 | 858 | 874 | -1.02% | 751,400 | 726億2827万 | -20.62% |
| 05/15 | 886 | 904 | 861 | 883 | 0% | 1,345,400 | 733億7616万 | -20.66% |
| 05/14 | 880 | 909 | 867 | 883 | -2.43% | 1,318,700 | 733億7616万 | -21.3% |
| 05/13 | 881 | 936 | 872 | 905 | +6.35% | 1,891,200 | 752億433万 | -19.91% |
| 05/10 | 16:00 2019年3月期決算短信〔日本基準〕(連結) |
| 05/10 | 16:00 個別業績の前期実績値との差異に関するお知らせ |
| 05/10 | 939 | 943 | 841 | 851 | -14.13% | 2,047,400 | 707億1700万 | -25.02% |
| 05/09 | 15:00 連結決算及び個別決算における損失の計上並びに業績予想の修正に関するお知らせ |
| 05/09 | 1,013 | 1,016 | 979 | 991 | -3.32% | 849,400 | 823億5082万 | -13.37% |
| 05/08 | 1,034 | 1,047 | 1,016 | 1,025 | -2.84% | 876,100 | 851億7618万 | -10.87% |
| 05/07 | 1,095 | 1,100 | 1,045 | 1,055 | -3.48% | 974,300 | 876億6914万 | -8.66% |
| 04/26 | 1,093 | 1,099 | 1,067 | 1,093 | -0.73% | 618,600 | 908億2689万 | -5.53% |
| 04/25 | 1,115 | 1,115 | 1,069 | 1,101 | -1.26% | 751,800 | 914億9168万 | -5.09% |
| 04/24 | 1,162 | 1,162 | 1,099 | 1,115 | -2.62% | 1,143,500 | 926億5506万 | -4.13% |
| 04/23 | 1,181 | 1,191 | 1,145 | 1,145 | -2.8% | 1,105,600 | 951億4803万 | -1.89% |
| 04/22 | 1,194 | 1,196 | 1,167 | 1,178 | -1.26% | 451,900 | 978億9028万 | +0.68% |
| 04/19 | 1,210 | 1,214 | 1,187 | 1,193 | 0% | 280,000 | 991億3676万 | +1.97% |
| 04/18 | 1,235 | 1,243 | 1,184 | 1,193 | -3.4% | 614,800 | 991億3676万 | +2.05% |
| 04/17 | 1,247 | 1,261 | 1,232 | 1,235 | +0.16% | 620,300 | 1026億2691万 | +5.83% |
| 04/16 | 1,240 | 1,252 | 1,226 | 1,233 | -0.88% | 439,800 | 1024億6071万 | +5.84% |
| 04/15 | 1,237 | 1,258 | 1,222 | 1,244 | +3.58% | 811,500 | 1033億7480万 | +7.15% |
| 04/12 | 1,203 | 1,219 | 1,194 | 1,201 | +0.17% | 582,600 | 998億155万 | +3.8% |
| 04/11 | 1,204 | 1,208 | 1,174 | 1,199 | -0.08% | 499,500 | 996億3536万 | +3.63% |
| 04/10 | 1,190 | 1,209 | 1,180 | 1,200 | -0.17% | 716,500 | 997億1846万 | +3.72% |
| 04/09 | 1,179 | 1,209 | 1,177 | 1,202 | +2.04% | 716,900 | 998億8465万 | +3.8% |
| 04/08 | 1,197 | 1,204 | 1,171 | 1,178 | -1.59% | 446,000 | 978億9028万 | +1.46% |
| 04/05 | 1,170 | 1,203 | 1,169 | 1,197 | +3.19% | 841,100 | 994億6916万 | +2.92% |
| 04/04 | 1,172 | 1,190 | 1,153 | 1,160 | -0.94% | 879,700 | 963億9451万 | -0.34% |
| 04/03 | 1,101 | 1,182 | 1,101 | 1,171 | +5.59% | 1,144,000 | 973億859万 | +0.17% |
| 04/02 | 1,099 | 1,118 | 1,091 | 1,109 | +3.26% | 905,000 | 921億5647万 | -5.29% |
| 04/01 | 1,058 | 1,086 | 1,049 | 1,074 | +2.87% | 854,400 | 892億4802万 | -8.67% |
| 03/29 | 1,057 | 1,069 | 1,030 | 1,044 | -0.76% | 1,167,100 | 867億5506万 | -11.75% |
| 03/28 | 1,115 | 1,121 | 1,052 | 1,052 | -7.88% | 2,065,000 | 874億1985万 | -11.67% |
| 03/27 | 1,151 | 1,153 | 1,126 | 1,142 | -0.95% | 814,800 | 948億9873万 | -4.83% |
| 03/26 | 1,116 | 1,155 | 1,108 | 1,153 | +4.16% | 740,000 | 958億1282万 | -4.16% |
| 03/25 | 1,140 | 1,144 | 1,089 | 1,107 | -4.73% | 1,001,400 | 919億9027万 | -8.13% |
| 03/22 | 1,201 | 1,201 | 1,154 | 1,162 | -2.19% | 780,300 | 965億6070万 | -3.73% |
| 03/20 | 1,201 | 1,214 | 1,185 | 1,188 | -2.62% | 636,800 | 987億2127万 | -1.57% |
| 03/19 | 1,206 | 1,227 | 1,200 | 1,220 | +0.66% | 805,400 | 1013億8043万 | +0.91% |
| 03/18 | 1,164 | 1,213 | 1,140 | 1,212 | +3.41% | 1,247,400 | 1007億1564万 | +0.25% |
| 03/15 | 1,185 | 1,200 | 1,167 | 1,172 | -0.17% | 960,300 | 973億9169万 | -3.14% |
| 03/14 | 1,170 | 1,197 | 1,159 | 1,174 | +2.18% | 689,300 | 975億5789万 | -3.29% |
| 03/13 | 1,175 | 1,194 | 1,146 | 1,149 | -1.96% | 368,500 | 954億8042万 | -5.74% |
| 03/12 | 1,169 | 1,185 | 1,157 | 1,172 | +2.72% | 556,100 | 973億9169万 | -4.33% |
| 03/11 | 1,135 | 1,145 | 1,119 | 1,141 | +0.18% | 476,300 | 948億1563万 | -7.08% |
| 03/08 | 1,182 | 1,189 | 1,132 | 1,139 | -4.92% | 808,200 | 946億4943万 | -7.4% |
| 03/07 | 1,209 | 1,219 | 1,184 | 1,198 | -1.24% | 466,200 | 995億5226万 | -2.84% |
| 03/06 | 1,217 | 1,230 | 1,200 | 1,213 | -0.49% | 533,700 | 1007億9874万 | -1.46% |
| 03/05 | 1,261 | 1,261 | 1,203 | 1,219 | -4.99% | 982,100 | 1012億9733万 | -0.97% |
| 03/04 | 1,240 | 1,286 | 1,232 | 1,283 | +5.34% | 1,291,000 | 1066億1565万 | +4.39% |
| 03/01 | 1,213 | 1,229 | 1,177 | 1,218 | -0.73% | 893,600 | 1012億1423万 | -0.65% |
| 02/28 | 15:00 関係会社株式の一部譲渡に伴う売却益の計上(個別)に関するお知らせ |
| 02/28 | 1,275 | 1,275 | 1,225 | 1,227 | -3.76% | 726,500 | 1019億6212万 | +0.08% |
| 02/27 | 1,243 | 1,279 | 1,238 | 1,275 | +3.24% | 770,300 | 1059億5086万 | +4.17% |
| 02/26 | 1,245 | 1,254 | 1,226 | 1,235 | -0.64% | 478,400 | 1026億2691万 | +1.23% |
| 02/25 | 1,234 | 1,249 | 1,221 | 1,243 | +0.57% | 369,100 | 1032億9170万 | +1.97% |
| 02/22 | 1,248 | 1,263 | 1,217 | 1,236 | -1.67% | 821,300 | 1027億1001万 | +1.56% |
| 02/21 | 1,260 | 1,278 | 1,221 | 1,257 | -0.87% | 1,138,900 | 1044億5508万 | +3.63% |
| 02/20 | 1,230 | 1,282 | 1,230 | 1,268 | +4.36% | 957,400 | 1053億6917万 | +4.88% |
| 02/19 | 1,201 | 1,223 | 1,189 | 1,215 | +0.33% | 541,800 | 1009億6494万 | +0.83% |
| 02/18 | 1,170 | 1,221 | 1,170 | 1,211 | +5.4% | 903,600 | 1006億3254万 | +0.75% |
| 02/15 | 1,164 | 1,176 | 1,147 | 1,149 | -2.05% | 611,700 | 954億8042万 | -4.25% |
| 02/14 | 1,215 | 1,223 | 1,168 | 1,173 | -3.62% | 658,600 | 974億7479万 | -2.17% |
| 02/13 | 1,246 | 1,249 | 1,212 | 1,217 | -1.54% | 716,000 | 1011億3113万 | +1.67% |
| 02/12 | 1,226 | 1,244 | 1,188 | 1,236 | +0.73% | 638,800 | 1027億1001万 | +3.69% |
| 02/08 | 1,300 | 1,305 | 1,211 | 1,227 | -3.92% | 1,072,900 | 1019億6212万 | +3.63% |
| 02/07 | 15:00 2019年3月期第3四半期決算短信〔日本基準〕(連結) |
| 02/07 | 15:00 代表取締役等の異動に関するお知らせ |
| 02/07 | 1,295 | 1,300 | 1,264 | 1,277 | -1.69% | 582,300 | 1061億1706万 | +8.59% |
| 02/06 | 1,300 | 1,324 | 1,290 | 1,299 | +1.01% | 1,094,700 | 1079億4523万 | +11.31% |
| 02/05 | 16:00 当社子会社(三井海洋開発株式会社)の2018年12月期通期個別業績に関するお知らせ |
| 02/05 | 1,257 | 1,288 | 1,242 | 1,286 | +3.04% | 867,700 | 1068億6495万 | +11.25% |
| 02/04 | 1,209 | 1,250 | 1,205 | 1,248 | +4.61% | 868,800 | 1037億719万 | +9% |
| 02/01 | 1,219 | 1,226 | 1,174 | 1,193 | -2.45% | 864,900 | 991億3676万 | +5.02% |
| 01/31 | 15:00 固定資産の譲渡に関するお知らせ |
| 01/31 | 1,186 | 1,253 | 1,179 | 1,223 | +5.52% | 1,016,200 | 1016億2973万 | +8.04% |
| 01/30 | 1,193 | 1,203 | 1,156 | 1,159 | -2.61% | 657,700 | 963億1141万 | +2.66% |
| 01/29 | 1,185 | 1,199 | 1,163 | 1,190 | +0.59% | 614,200 | 988億8747万 | +5.5% |
| 01/28 | 1,218 | 1,234 | 1,177 | 1,183 | -2.55% | 900,000 | 983億578万 | +5.06% |
| 01/25 | 1,205 | 1,224 | 1,201 | 1,214 | +0.91% | 522,600 | 1008億8184万 | +7.91% |
| 01/24 | 1,179 | 1,203 | 1,173 | 1,203 | +2.65% | 472,600 | 999億6775万 | +6.93% |
| 01/23 | 1,163 | 1,183 | 1,153 | 1,172 | -0.76% | 605,600 | 973億9169万 | +4.36% |
| 01/22 | 1,222 | 1,222 | 1,175 | 1,181 | -2.32% | 464,900 | 981億3958万 | +5.35% |
| 01/21 | 1,227 | 1,231 | 1,201 | 1,209 | +0.58% | 526,600 | 1004億6634万 | +7.85% |
| 01/18 | 1,152 | 1,206 | 1,151 | 1,202 | +5.81% | 773,100 | 998億8465万 | +7.51% |
| 01/17 | 1,161 | 1,167 | 1,127 | 1,136 | -0.87% | 381,600 | 944億14万 | +1.61% |
| 01/16 | 1,182 | 1,191 | 1,139 | 1,146 | -2.47% | 716,300 | 952億3112万 | +2.23% |
| 01/15 | 1,132 | 1,179 | 1,129 | 1,175 | +2.98% | 708,000 | 976億4099万 | +4.44% |
| 01/11 | 1,167 | 1,169 | 1,126 | 1,141 | -1.21% | 643,100 | 948億1563万 | +1.24% |
| 01/10 | 1,124 | 1,159 | 1,120 | 1,155 | +2.94% | 910,500 | 959億7901万 | +2.12% |
| 01/09 | 1,138 | 1,148 | 1,119 | 1,122 | -0.71% | 547,500 | 932億3676万 | -0.97% |
| 01/08 | 1,097 | 1,141 | 1,089 | 1,130 | +3.96% | 906,500 | 939億155万 | -0.53% |
| 01/07 | 1,075 | 1,100 | 1,068 | 1,087 | +4.02% | 1,333,000 | 903億2830万 | -4.48% |
| 01/04 | 1,000 | 1,053 | 1,000 | 1,045 | +1.46% | 1,006,500 | 868億3815万 | -8.33% |
| 2018 |
| 12/28 | 1,020 | 1,049 | 1,019 | 1,030 | -1.81% | 1,200,100 | 855億9167万 | -9.81% |
| 12/27 | 1,063 | 1,063 | 1,041 | 1,049 | +2.44% | 793,500 | 871億7055万 | -8.46% |
| 12/26 | 1,012 | 1,039 | 999 | 1,024 | +2.4% | 575,000 | 850億9308万 | -10.88% |
| 12/25 | 15:00 会社分割(簡易分割・略式分割)に関するお知らせ |
| 12/25 | 991 | 1,014 | 959 | 1,000 | -3.38% | 648,700 | 830億9871万 | -13.27% |
| 12/21 | 1,064 | 1,072 | 1,024 | 1,035 | -4.87% | 1,086,900 | 860億717万 | -10.47% |
| 12/20 | 1,123 | 1,130 | 1,082 | 1,088 | -4.9% | 1,057,500 | 904億1140万 | -6.04% |
| 12/19 | 1,162 | 1,171 | 1,131 | 1,144 | -0.44% | 1,120,500 | 950億6493万 | -1.38% |
| 12/18 | 1,116 | 1,155 | 1,108 | 1,149 | +1.14% | 801,200 | 954億8042万 | -0.95% |
| 12/17 | 1,152 | 1,177 | 1,136 | 1,136 | -2.32% | 629,600 | 944億14万 | -2.24% |
| 12/14 | 1,192 | 1,201 | 1,154 | 1,163 | -3.24% | 936,100 | 966億4380万 | -0.26% |
| 12/13 | 15:00 (訂正)「2019年3月期第2四半期決算短信〔日本基準〕(連結)」の一部訂正について |
| 12/13 | 1,162 | 1,205 | 1,161 | 1,202 | +3.71% | 880,700 | 998億8465万 | +2.3% |
