| 2019 |
| 03/07 | 1,962 | 1,968 | 1,947 | 1,955 | -1.16% | 2,783,300 | 1兆8578億 | -3.03% |
| 03/06 | 1,971 | 1,986 | 1,966 | 1,978 | +0.2% | 1,870,500 | 1兆8797億 | -1.93% |
| 03/05 | 1,971 | 1,974 | 1,958 | 1,974 | -0.95% | 2,905,500 | 1兆8759億 | -2.13% |
| 03/04 | 2,000 | 2,007 | 1,989 | 1,993 | +0.61% | 2,493,400 | 1兆8939億 | -1.24% |
| 03/01 | 1,996 | 2,000 | 1,967 | 1,981 | -1.15% | 4,151,100 | 1兆8825億 | -1.83% |
| 02/28 | 2,020 | 2,022 | 2,000 | 2,004 | -1.09% | 3,212,400 | 1兆9044億 | -0.69% |
| 02/27 | 15:00 役員人事について |
| 02/27 | 2,020 | 2,034 | 2,020 | 2,026 | +0.15% | 3,223,000 | 1兆9253億 | +0.45% |
| 02/26 | 2,029 | 2,036 | 2,019 | 2,023 | -0.39% | 2,320,600 | 1兆9225億 | +0.4% |
| 02/25 | 2,039 | 2,043 | 2,026 | 2,031 | +0.59% | 1,883,600 | 1兆9301億 | +0.79% |
| 02/22 | 2,010 | 2,020 | 1,994 | 2,019 | -0.25% | 2,660,600 | 1兆9186億 | +0.3% |
| 02/21 | 2,036 | 2,046 | 2,012 | 2,024 | -0.3% | 3,107,600 | 1兆9234億 | +0.65% |
| 02/20 | 12:00 代表取締役の異動に関するお知らせ |
| 02/20 | 2,044 | 2,048 | 2,016 | 2,030 | -0.15% | 5,596,800 | 1兆9291億 | +1.15% |
| 02/19 | 2,053 | 2,054 | 2,030 | 2,033 | -1.26% | 3,093,600 | 1兆9320億 | +1.45% |
| 02/18 | 2,069 | 2,077 | 2,048 | 2,059 | +1.33% | 2,529,000 | 1兆9567億 | +2.9% |
| 02/15 | 2,035 | 2,037 | 2,013 | 2,032 | -0.93% | 1,825,700 | 1兆9310億 | +1.85% |
| 02/14 | 2,054 | 2,077 | 2,049 | 2,051 | +0.1% | 2,164,200 | 1兆9491億 | +3.01% |
| 02/13 | 2,046 | 2,055 | 2,023 | 2,049 | +0.64% | 2,165,700 | 1兆9472億 | +3.17% |
| 02/12 | 2,015 | 2,048 | 1,996 | 2,036 | +2% | 3,128,400 | 1兆9348億 | +2.78% |
| 02/08 | 2,004 | 2,014 | 1,988 | 1,996 | -2.06% | 3,231,700 | 1兆8968億 | +1.11% |
| 02/07 | 2,055 | 2,067 | 2,003 | 2,038 | -0.2% | 3,328,800 | 1兆9367億 | +3.5% |
| 02/06 | 15:00 新日鐵住金株式会社と新日鐵住金ステンレス株式会社の会社分割(簡易吸収分割)契約の締結等に関するお知らせ |
| 02/06 | 15:00 配当予想の修正に関するお知らせ |
| 02/06 | 15:00 2018年度第3四半期決算について |
| 02/06 | 15:00 平成31年3月期第3四半期決算短信〔日本基準〕(連結) |
| 02/06 | 2,025 | 2,055 | 2,016 | 2,042 | +1.34% | 3,047,300 | 1兆9405億 | +4.02% |
| 02/05 | 2,018 | 2,023 | 2,007 | 2,015 | +0.2% | 1,624,400 | 1兆9148億 | +3.12% |
| 02/04 | 1,965 | 2,014 | 1,958 | 2,011 | +1.51% | 2,477,300 | 1兆9110億 | +3.34% |
| 02/01 | 2,005 | 2,013 | 1,974 | 1,981 | -1.44% | 2,471,300 | 1兆8825億 | +2.06% |
| 01/31 | 2,023 | 2,026 | 2,000 | 2,010 | +1.01% | 2,355,800 | 1兆9101億 | +3.66% |
| 01/30 | 2,010 | 2,024 | 1,989 | 1,990 | +0.71% | 3,547,500 | 1兆8911億 | +2.74% |
| 01/29 | 1,984 | 1,996 | 1,972 | 1,976 | -0.6% | 2,360,100 | 1兆8778億 | +1.96% |
| 01/28 | 2,025 | 2,030 | 1,985 | 1,988 | -0.8% | 2,284,300 | 1兆8892億 | +2.58% |
| 01/25 | 1,977 | 2,009 | 1,977 | 2,004 | +1.11% | 2,197,200 | 1兆9044億 | +3.35% |
| 01/24 | 1,965 | 1,984 | 1,948 | 1,982 | +0.56% | 1,964,800 | 1兆8835億 | +2.22% |
| 01/23 | 1,953 | 1,982 | 1,951 | 1,971 | -0.76% | 2,142,600 | 1兆8730億 | +1.65% |
| 01/22 | 2,014 | 2,020 | 1,983 | 1,986 | -1.29% | 2,155,800 | 1兆8873億 | +2.53% |
| 01/21 | 2,017 | 2,019 | 2,001 | 2,012 | +1.41% | 2,214,400 | 1兆9120億 | +3.93% |
| 01/18 | 15:00 新日鐵住金(株)による山陽特殊製鋼(株)の子会社化に関する公正取引委員会の審査結果について |
| 01/18 | 1,977 | 1,994 | 1,974 | 1,984 | +0.97% | 2,552,300 | 1兆8854億 | +2.53% |
| 01/17 | 1,980 | 1,988 | 1,952 | 1,965 | +1.29% | 2,566,700 | 1兆8673億 | +1.5% |
| 01/16 | 1,970 | 1,976 | 1,931 | 1,940 | -1.02% | 2,580,100 | 1兆8436億 | +0.05% |
| 01/15 | 1,918 | 1,961 | 1,915 | 1,960 | +1.29% | 3,326,600 | 1兆8626億 | +0.87% |
| 01/11 | 1,956 | 1,963 | 1,918 | 1,935 | +0.57% | 2,568,000 | 1兆8388億 | -0.72% |
| 01/10 | 12:00 役員人事について |
| 01/10 | 1,901 | 1,928 | 1,892 | 1,924 | -0.52% | 3,312,600 | 1兆8284億 | -1.59% |
| 01/09 | 1,950 | 1,957 | 1,933 | 1,934 | +0.99% | 4,125,500 | 1兆8379億 | -1.38% |
| 01/08 | 1,918 | 1,938 | 1,897 | 1,915 | -0.36% | 4,192,600 | 1兆8198億 | -2.59% |
| 01/07 | 1,939 | 1,957 | 1,907 | 1,922 | +3.39% | 3,566,600 | 1兆8265億 | -2.58% |
| 01/04 | 1,853 | 1,885 | 1,814 | 1,859 | -1.8% | 5,188,400 | 1兆7666億 | -6.11% |
| 2018 |
| 12/28 | 1,878 | 1,909 | 1,872 | 1,893 | +0.91% | 3,084,800 | 1兆7989億 | -4.83% |
| 12/27 | 1,896 | 1,899 | 1,863 | 1,876 | +3.08% | 3,991,200 | 1兆7828億 | -6.06% |
| 12/26 | 1,809 | 1,834 | 1,794 | 1,820 | +0.66% | 3,112,700 | 1兆7295億 | -9.32% |
| 12/25 | 1,816 | 1,830 | 1,799 | 1,808 | -4.14% | 6,847,400 | 1兆7181億 | -10.45% |
| 12/21 | 1,911 | 1,921 | 1,870 | 1,886 | -1.98% | 5,138,100 | 1兆7923億 | -7.23% |
| 12/20 | 1,974 | 1,974 | 1,916 | 1,924 | -2.73% | 3,639,300 | 1兆8284億 | -5.78% |
| 12/19 | 2,000 | 2,006 | 1,973 | 1,978 | -1.05% | 2,886,300 | 1兆8797億 | -3.51% |
| 12/18 | 1,983 | 2,027 | 1,974 | 1,999 | +0.4% | 4,005,600 | 1兆8996億 | -2.77% |
| 12/17 | 1,990 | 2,027 | 1,986 | 1,991 | -0.3% | 2,770,300 | 1兆8920億 | -3.54% |
| 12/14 | 2,010 | 2,022 | 1,980 | 1,997 | -0.94% | 4,041,800 | 1兆8977億 | -3.62% |
| 12/13 | 1,997 | 2,028 | 1,993 | 2,016 | +2.13% | 4,388,800 | 1兆9158億 | -3.12% |
| 12/12 | 1,969 | 1,996 | 1,950 | 1,974 | +2.33% | 3,913,900 | 1兆8759億 | -5.41% |
| 12/11 | 1,971 | 1,971 | 1,923 | 1,929 | -1.73% | 3,532,400 | 1兆8331億 | -8.01% |
| 12/10 | 1,956 | 1,969 | 1,943 | 1,963 | -1.16% | 2,725,100 | 1兆8654億 | -6.75% |
| 12/07 | 1,999 | 2,005 | 1,968 | 1,986 | -0.65% | 3,027,800 | 1兆8873億 | -5.92% |
| 12/06 | 2,016 | 2,017 | 1,988 | 1,999 | -1.91% | 4,505,300 | 1兆8996億 | -5.44% |
| 12/05 | 2,040 | 2,051 | 2,018 | 2,038 | -1.12% | 3,852,900 | 1兆9367億 | -3.78% |
| 12/04 | 2,103 | 2,112 | 2,055 | 2,061 | -2% | 4,189,500 | 1兆9586億 | -2.74% |
| 12/03 | 2,096 | 2,123 | 2,081 | 2,103 | +1.3% | 3,764,800 | 1兆9985億 | -0.76% |
| 11/30 | 2,056 | 2,080 | 2,043 | 2,076 | +0.19% | 4,385,200 | 1兆9728億 | -1.89% |
| 11/29 | 2,109 | 2,124 | 2,070 | 2,072 | -0.05% | 3,076,500 | 1兆9690億 | -2.03% |
| 11/28 | 2,089 | 2,090 | 2,048 | 2,073 | -0.81% | 3,094,800 | 1兆9700億 | -2.12% |
| 11/27 | 2,093 | 2,099 | 2,063 | 2,090 | +0.48% | 2,867,200 | 1兆9861億 | -1.42% |
| 11/26 | 2,060 | 2,083 | 2,040 | 2,080 | -0.38% | 2,451,500 | 1兆9766億 | -2.12% |
| 11/22 | 2,103 | 2,105 | 2,076 | 2,088 | -0.71% | 2,592,500 | 1兆9842億 | -1.97% |
| 11/21 | 2,083 | 2,110 | 2,065 | 2,103 | -1.41% | 2,896,600 | 1兆9985億 | -1.5% |
| 11/20 | 2,085 | 2,136 | 2,077 | 2,133 | +0.66% | 2,740,600 | 2兆270億 | -0.33% |
| 11/19 | 2,115 | 2,128 | 2,097 | 2,119 | -1.17% | 2,831,600 | 2兆137億 | -1.17% |
| 11/16 | 2,142 | 2,167 | 2,132 | 2,144 | +1.13% | 3,375,700 | 2兆374億 | -0.19% |
| 11/15 | 2,118 | 2,127 | 2,100 | 2,120 | -0.28% | 1,866,100 | 2兆146億 | -1.44% |
| 11/14 | 2,129 | 2,139 | 2,118 | 2,126 | +0.19% | 2,414,400 | 2兆203億 | -1.44% |
| 11/13 | 2,150 | 2,150 | 2,103 | 2,122 | -3.46% | 4,377,000 | 2兆165億 | -1.99% |
| 11/12 | 2,179 | 2,204 | 2,169 | 2,198 | -0.14% | 1,907,300 | 2兆888億 | +1.1% |
| 11/12 | 9:00 米国証券取引委員会あてForm F-4の提出及び効力発生について |
| 11/09 | 2,211 | 2,224 | 2,195 | 2,201 | -0.9% | 2,733,700 | 2兆916億 | +0.92% |
| 11/08 | 2,207 | 2,234 | 2,200 | 2,221 | +2.54% | 4,214,100 | 2兆1106億 | +1.51% |
| 11/07 | 2,200 | 2,225 | 2,156 | 2,166 | -1.68% | 3,912,800 | 2兆583億 | -1.32% |
| 11/06 | 2,123 | 2,210 | 2,120 | 2,203 | +3.52% | 5,051,200 | 2兆935億 | -0.09% |
| 11/05 | 2,138 | 2,148 | 2,103 | 2,128 | -0.23% | 4,314,500 | 2兆222億 | -3.84% |
| 11/02 | 15:00 平成31年3月期第2四半期決算短信〔日本基準〕(連結) |
| 11/02 | 15:00 2018年度第2四半期決算について |
| 11/02 | 2,108 | 2,142 | 2,072 | 2,133 | +3.75% | 5,391,200 | 2兆270億 | -4.09% |
| 11/01 | 2,089 | 2,113 | 2,048 | 2,056 | -1.49% | 4,707,000 | 1兆9538億 | -7.97% |
| 10/31 | 2,075 | 2,087 | 2,049 | 2,087 | +1.07% | 4,402,100 | 1兆9833億 | -7.16% |
| 10/30 | 11:30 (訂正)「インドにおけるエッサールスチールの共同買収及び合弁事業化に関するアルセロールミッタルとの合意について」の一部訂正について |
| 10/30 | 11:30 (訂正)「(開示事項の経過)エッサールスチールの債権者委員会が当社の共同買収パートナーであるアルセロールミッタルを落札者に選定」の一部訂正について |
| 10/30 | 2,048 | 2,087 | 2,046 | 2,065 | +0.44% | 4,400,800 | 1兆9624億 | -8.67% |
| 10/29 | 2,061 | 2,071 | 2,045 | 2,056 | +0.29% | 2,279,900 | 1兆9538億 | -9.55% |
| 10/26 | 12:30 (開示事項の経過)エッサールスチールの債権者委員会が当社の共同買収パートナーであるアルセロールミッタルを落札者に選定 |
| 10/26 | 2,065 | 2,073 | 2,028 | 2,050 | +0.15% | 4,155,600 | 1兆9481億 | -10.28% |
| 10/25 | 2,060 | 2,071 | 2,041 | 2,047 | -4.03% | 5,753,600 | 1兆9453億 | -10.81% |
| 10/24 | 2,145 | 2,153 | 2,114 | 2,133 | -0.33% | 3,445,100 | 2兆270億 | -7.42% |
| 10/23 | 2,195 | 2,195 | 2,140 | 2,140 | -3.21% | 3,641,700 | 2兆336億 | -7.2% |
| 10/22 | 2,182 | 2,214 | 2,173 | 2,211 | +0.41% | 2,232,200 | 2兆1011億 | -4.12% |
| 10/19 | 2,182 | 2,207 | 2,174 | 2,202 | -0.05% | 2,374,900 | 2兆926億 | -4.34% |
| 10/18 | 2,215 | 2,234 | 2,202 | 2,203 | -1.08% | 2,307,000 | 2兆935億 | -4.18% |
| 10/17 | 2,272 | 2,276 | 2,225 | 2,227 | -0.89% | 2,805,700 | 2兆1163億 | -3.01% |
| 10/16 | 2,211 | 2,248 | 2,211 | 2,247 | +1.67% | 3,522,600 | 2兆1353億 | -2.01% |
| 10/15 | 2,220 | 2,228 | 2,201 | 2,210 | -0.81% | 3,018,400 | 2兆1002億 | -3.45% |
| 10/12 | 2,228 | 2,234 | 2,205 | 2,228 | -1.11% | 3,565,800 | 2兆1173億 | -2.58% |
| 10/11 | 2,222 | 2,260 | 2,216 | 2,253 | -3.3% | 4,578,400 | 2兆1410億 | -1.44% |
| 10/10 | 2,366 | 2,381 | 2,308 | 2,330 | -0.81% | 2,918,800 | 2兆2142億 | +2.06% |
| 10/09 | 2,333 | 2,360 | 2,323 | 2,349 | -0.76% | 2,867,000 | 2兆2323億 | +3.03% |
