| 2025 |
| 06/11 | 2,877 | 2,899 | 2,870 | 2,899 | +0.73% | 3,092,700 | 3兆1156億 | +0.24% |
| 06/10 | 2,871 | 2,893 | 2,862 | 2,878 | +0.07% | 2,508,700 | 3兆930億 | -0.66% |
| 06/10 | （空売り報告）MERRILL LYNCH INTERNATIONAL 5,705,619株（0.53%）+0.02% |
| 06/09 | 2,900 | 2,913 | 2,870 | 2,876 | -0.83% | 3,355,500 | 3兆909億 | -0.86% |
| 06/06 | 2,866 | 2,906 | 2,855 | 2,900 | +1.68% | 4,155,200 | 3兆1167億 | -0.21% |
| 06/06 | （空売り報告）MERRILL LYNCH INTERNATIONAL 5,487,900株（0.51%）新規 |
| 06/05 | 2,859 | 2,864 | 2,842 | 2,852 | -0.9% | 3,606,300 | 3兆651億 | -1.99% |
| 06/04 | 2,869 | 2,887 | 2,846 | 2,878 | +0.24% | 3,597,600 | 3兆930億 | -1.37% |
| 06/03 | 2,851 | 2,876 | 2,834 | 2,871 | +0.28% | 4,463,100 | 3兆855億 | -1.75% |
| 06/02 | 2,944 | 2,985 | 2,856 | 2,863 | -1.55% | 9,801,100 | 3兆769億 | -2.15% |
| 05/30 | 2,890 | 2,914 | 2,872 | 2,908 | +0.66% | 6,784,700 | 3兆1253億 | -0.75% |
| 05/30 | （空売り報告）Barclays Capital Securities Ltd 5,552,837株（0.51%）再IN |
| 05/29 | 2,863 | 2,907 | 2,855 | 2,889 | +0.77% | 5,461,500 | 3兆1048億 | -1.43% |
| 05/28 | 2,904 | 2,909 | 2,867 | 2,867 | -1.48% | 6,575,300 | 3兆812億 | -2.22% |
| 05/27 | 2,901 | 2,915 | 2,884 | 2,910 | -0.68% | 6,044,000 | 3兆1274億 | -0.92% |
| 05/26 | 3,000 | 3,081 | 2,890 | 2,930 | +2.13% | 27,694,500 | 3兆1489億 | -0.31% |
| 05/23 | 2,849 | 2,891 | 2,848 | 2,869 | +0.74% | 3,061,000 | 3兆833億 | -2.38% |
| 05/22 | 2,850 | 2,855 | 2,836 | 2,848 | -0.9% | 3,596,300 | 3兆608億 | -3.23% |
| 05/21 | 2,856 | 2,874 | 2,851 | 2,874 | +0.6% | 3,391,500 | 3兆887億 | -2.48% |
| 05/20 | 2,904 | 2,906 | 2,846 | 2,857 | -0.66% | 4,031,800 | 3兆704億 | -3.15% |
| 05/19 | 2,898 | 2,909 | 2,871 | 2,876 | -0.55% | 2,365,300 | 3兆909億 | -2.71% |
| 05/16 | （IR情報）14:00 当社取締役に対する業績連動型株式報酬制度の導入に関するお知らせ |
| 05/16 | （IR情報）14:00 株主提案に対する当社取締役会意見に関するお知らせ |
| 05/16 | 2,899 | 2,900 | 2,872 | 2,892 | -0.28% | 2,394,300 | 3兆1081億 | -2.1% |
| 05/15 | 2,890 | 2,904 | 2,879 | 2,900 | +0.14% | 2,763,400 | 3兆1167億 | -1.86% |
| 05/14 | 2,900 | 2,903 | 2,844 | 2,896 | +0.14% | 3,844,300 | 3兆1124億 | -1.76% |
| 05/13 | 2,930 | 2,941 | 2,878 | 2,892 | +0.31% | 4,813,700 | 3兆1081億 | -1.97% |
| 05/12 | 2,798 | 2,886 | 2,794 | 2,883 | -3.84% | 11,962,600 | 3兆984億 | -2.47% |
| 05/09 | （IR情報）15:30 2024年度決算及び剰余金の配当(2024年度期末)について |
| 05/09 | （IR情報）15:30 設備休止に伴う特別損失計上に関するお知らせ |
| 05/09 | （IR情報）15:30 2025年3月期決算短信〔IFRS〕(連結) |
| 05/09 | 3,020 | 3,033 | 2,998 | 2,998 | -0.17% | 2,909,000 | 3兆2220億 | +1.15% |
| 05/08 | 2,995 | 3,018 | 2,986 | 3,003 | -0.07% | 3,171,100 | 3兆2274億 | +1.08% |
| 05/07 | 3,033 | 3,043 | 3,000 | 3,005 | +0.33% | 3,019,700 | 3兆2295億 | +0.87% |
| 05/02 | 3,005 | 3,017 | 2,995 | 2,995 | 0% | 2,650,500 | 3兆2188億 | +0.17% |
| 05/01 | 3,000 | 3,003 | 2,973 | 2,995 | -0.5% | 2,553,300 | 3兆2188億 | -0.43% |
| 04/30 | 3,035 | 3,037 | 2,980 | 3,010 | -0.86% | 3,850,900 | 3兆2349億 | -0.53% |
| 04/28 | （IR情報）16:20 子会社の通期個別業績と前期実績値との差異に関するお知らせ |
| 04/28 | （IR情報）13:00 子会社の通期個別業績と前期実績値との差異に関するお知らせ |
| 04/28 | 3,007 | 3,044 | 3,002 | 3,036 | +1.57% | 3,047,800 | 3兆2628億 | -0.23% |
| 04/25 | 2,995 | 2,998 | 2,973 | 2,989 | +0.78% | 2,646,500 | 3兆2123億 | -2.29% |
| 04/24 | 2,970 | 2,985 | 2,953 | 2,966 | +0.54% | 2,949,200 | 3兆1876億 | -3.64% |
| 04/23 | 2,969 | 2,980 | 2,942 | 2,950 | +0.58% | 2,804,500 | 3兆1704億 | -4.81% |
| 04/22 | 2,925 | 2,943 | 2,921 | 2,933 | 0% | 2,165,900 | 3兆1521億 | -6.02% |
| 04/21 | 2,966 | 2,966 | 2,921 | 2,933 | -1.68% | 2,695,200 | 3兆1521億 | -6.65% |
| 04/18 | 2,978 | 2,990 | 2,975 | 2,983 | +0.34% | 1,678,500 | 3兆2059億 | -5.63% |
| 04/17 | 2,938 | 2,973 | 2,924 | 2,973 | +1.5% | 2,426,000 | 3兆1951億 | -6.45% |
| 04/16 | 2,964 | 2,971 | 2,915 | 2,929 | -0.91% | 3,235,200 | 3兆1478億 | -8.35% |
| 04/15 | 2,967 | 2,985 | 2,948 | 2,956 | +0.14% | 2,427,500 | 3兆1768億 | -8% |
| 04/14 | 2,952 | 2,983 | 2,947 | 2,952 | +0.17% | 2,926,400 | 3兆1725億 | -8.61% |
| 04/11 | 2,909 | 2,966 | 2,883 | 2,947 | -1.7% | 5,106,500 | 3兆1672億 | -9.32% |
| 04/10 | 3,037 | 3,037 | 2,960 | 2,998 | +5.79% | 7,452,000 | 3兆2220億 | -8.23% |
| 04/09 | 2,881 | 2,885 | 2,793 | 2,834 | -2.51% | 11,075,300 | 3兆457億 | -13.6% |
| 04/08 | （IR情報）19:30 (開示事項の変更)当社子会社による自己株式の消却の中止に関するお知らせ |
| 04/08 | 2,992 | 3,031 | 2,888 | 2,907 | +5.98% | 10,180,600 | 3兆1242億 | -11.94% |
| 04/07 | 2,661 | 2,799 | 2,650 | 2,743 | -7.05% | 9,011,200 | 2兆9479億 | -17.38% |
| 04/04 | 2,966 | 2,989 | 2,880 | 2,951 | -2.8% | 10,046,000 | 3兆1715億 | -11.73% |
| 04/03 | 2,989 | 3,050 | 2,988 | 3,036 | -1.68% | 5,401,000 | 3兆2628億 | -9.64% |
| 04/02 | 3,160 | 3,167 | 3,077 | 3,088 | -2.62% | 4,622,200 | 3兆3187億 | -8.4% |
| 04/01 | 3,230 | 3,231 | 3,165 | 3,171 | -0.75% | 3,603,300 | 3兆4079億 | -6.24% |
| 03/31 | 3,180 | 3,205 | 3,148 | 3,195 | -2.86% | 5,284,500 | 3兆4337億 | -5.72% |
| 03/28 | 3,337 | 3,345 | 3,275 | 3,289 | -4.39% | 4,658,800 | 3兆5347億 | -3.18% |
| 03/27 | （IR情報）15:30 (開示事項の変更)米国United States Steel Corporationの買収について |
| 03/27 | 3,450 | 3,456 | 3,423 | 3,440 | -0.32% | 4,470,300 | 3兆6970億 | +1.15% |
| 03/26 | 3,468 | 3,473 | 3,440 | 3,451 | +0.5% | 2,827,300 | 3兆7088億 | +1.56% |
| 03/25 | 3,446 | 3,449 | 3,417 | 3,434 | +0.32% | 2,976,600 | 3兆6906億 | +1.12% |
| 03/24 | 3,479 | 3,480 | 3,407 | 3,423 | -1.44% | 3,556,200 | 3兆6787億 | +0.85% |
| 03/21 | 3,470 | 3,514 | 3,449 | 3,473 | -0.57% | 7,750,600 | 3兆7325億 | +2.39% |
| 03/19 | （IR情報）15:30 山陽特殊製鋼株式会社株式(証券コード:5481)に対する公開買付けの結果に関するお知らせ |
| 03/19 | 3,500 | 3,522 | 3,491 | 3,493 | +0.23% | 3,283,900 | 3兆7540億 | +3.1% |
| 03/18 | （IR情報）13:00 (開示事項の経過)当社子会社による自己株式の公開買付け及び当社による応募に関するお知らせ |
| 03/18 | 3,485 | 3,493 | 3,470 | 3,485 | +0.75% | 3,486,800 | 3兆7454億 | +3.05% |
| 03/17 | 3,430 | 3,468 | 3,423 | 3,459 | +1.17% | 3,575,600 | 3兆7174億 | +2.43% |
| 03/14 | 3,406 | 3,427 | 3,396 | 3,419 | +0.38% | 2,792,400 | 3兆6744億 | +1.51% |
| 03/13 | 3,422 | 3,439 | 3,397 | 3,406 | -0.18% | 2,598,700 | 3兆6605億 | +1.37% |
| 03/12 | 3,377 | 3,412 | 3,368 | 3,412 | +1.31% | 3,942,700 | 3兆6669億 | +1.82% |
| 03/11 | 3,379 | 3,390 | 3,314 | 3,368 | -0.36% | 3,943,400 | 3兆6196億 | +0.78% |
| 03/10 | 3,435 | 3,445 | 3,365 | 3,380 | -1.66% | 4,280,100 | 3兆6325億 | +1.32% |
| 03/07 | 3,404 | 3,460 | 3,375 | 3,437 | +1.72% | 6,098,600 | 3兆6938億 | +3.21% |
| 03/06 | 3,355 | 3,416 | 3,353 | 3,379 | +1.23% | 4,566,600 | 3兆6315億 | +1.78% |
| 03/05 | 3,355 | 3,355 | 3,301 | 3,338 | -0.63% | 4,919,000 | 3兆5874億 | +0.82% |
| 03/04 | 3,380 | 3,382 | 3,328 | 3,359 | -0.06% | 2,751,700 | 3兆6100億 | +1.66% |
| 03/03 | 3,378 | 3,395 | 3,344 | 3,361 | +0.96% | 3,431,900 | 3兆6121億 | +2% |
| 02/28 | （IR情報）16:30 (訂正)公開買付届出書の訂正届出書の提出に伴う「山陽特殊製鋼株式会社株式に対する公開買付けの開始に関するお知らせ」及び公開買付開始公告の一部訂正 |
| 02/28 | 3,360 | 3,376 | 3,309 | 3,329 | -1.36% | 7,808,900 | 3兆5777億 | +1.34% |
| 02/27 | 3,329 | 3,380 | 3,325 | 3,375 | +1.56% | 3,332,600 | 3兆6272億 | +3.02% |
| 02/26 | 3,341 | 3,346 | 3,277 | 3,323 | -0.6% | 2,928,400 | 3兆5713億 | +1.75% |
| 02/25 | 3,354 | 3,367 | 3,325 | 3,343 | -0.62% | 3,144,100 | 3兆5928億 | +2.61% |
| 02/21 | 3,360 | 3,375 | 3,346 | 3,364 | -0.47% | 2,853,000 | 3兆6153億 | +3.6% |
| 02/20 | 3,388 | 3,395 | 3,368 | 3,380 | -0.06% | 2,942,200 | 3兆6325億 | +4.55% |
| 02/19 | （IR情報）16:30 (訂正)公開買付届出書の訂正届出書の提出等に伴う「山陽特殊製鋼株式会社株式(証券コード5481)に対する公開買付けの開始に関するお知らせ」の一部訂正 |
| 02/19 | 3,385 | 3,406 | 3,366 | 3,382 | -0.12% | 2,788,500 | 3兆6347億 | +5.06% |
| 02/18 | 3,410 | 3,426 | 3,376 | 3,386 | -0.12% | 3,069,500 | 3兆6390億 | +5.68% |
| 02/17 | 3,395 | 3,408 | 3,354 | 3,390 | +0.33% | 3,905,900 | 3兆6433億 | +6.27% |
| 02/14 | （IR情報）15:30 (開示事項の経過)当社子会社による自己株式の公開買付け及び当社による応募に関するお知らせ |
| 02/14 | （IR情報）13:00 (開示事項の経過)日本製鉄株式会社と日鉄鋼管株式会社との合併(簡易合併)合併契約の締結に関するお知らせ |
| 02/14 | 3,450 | 3,450 | 3,365 | 3,379 | -0.35% | 3,728,700 | 3兆6315億 | +6.32% |
| 02/13 | （IR情報）12:00 代表取締役の異動および役員人事に関するお知らせ |
| 02/13 | 3,377 | 3,391 | 3,344 | 3,391 | +0.86% | 3,885,900 | 3兆6443億 | +7.04% |
| 02/12 | 3,360 | 3,393 | 3,307 | 3,362 | +0.66% | 5,546,000 | 3兆6132億 | +6.49% |
| 02/10 | 3,311 | 3,352 | 3,271 | 3,340 | -0.54% | 6,830,400 | 3兆5895億 | +6.07% |
| 02/07 | 3,260 | 3,370 | 3,259 | 3,358 | +4.03% | 9,285,500 | 3兆6089億 | +6.87% |
| 02/06 | （IR情報）15:30 2024年度第3四半期決算について |
| 02/06 | （IR情報）15:30 2025年3月期第3四半期決算短信〔IFRS〕(連結) |
| 02/06 | （IR情報）15:30 株式会社神戸製鋼所株式の売却について |
| 02/06 | 3,224 | 3,262 | 3,222 | 3,228 | +0.09% | 3,164,900 | 3兆4692億 | +3% |
| 02/05 | 3,207 | 3,236 | 3,198 | 3,225 | +1.22% | 3,208,200 | 3兆4659億 | +3.1% |
| 02/04 | 3,203 | 3,207 | 3,180 | 3,186 | -0.03% | 2,692,100 | 3兆4240億 | +2.12% |
| 02/03 | 3,197 | 3,203 | 3,166 | 3,187 | -1.3% | 3,631,600 | 3兆4251億 | +2.41% |
| 01/31 | （IR情報）16:00 山陽特殊製鋼株式会社株式(証券コード5481)に対する公開買付けの開始に関するお知らせ |
| 01/31 | （IR情報）13:00 当社子会社による自己株式の公開買付け及び当社による応募に関するお知らせ |
| 01/31 | 3,223 | 3,244 | 3,203 | 3,229 | +0.4% | 3,594,400 | 3兆4702億 | +4.06% |
| 01/30 | 3,186 | 3,216 | 3,184 | 3,216 | +0.91% | 2,583,100 | 3兆4563億 | +3.98% |
| 01/29 | 3,156 | 3,200 | 3,152 | 3,187 | +1.05% | 2,462,500 | 3兆4251億 | +3.37% |
| 01/28 | 3,173 | 3,180 | 3,147 | 3,154 | -0.6% | 2,330,600 | 3兆3896億 | +2.54% |
| 01/27 | 3,144 | 3,182 | 3,142 | 3,173 | +1.63% | 3,042,900 | 3兆4101億 | +3.39% |
| 01/24 | 3,129 | 3,129 | 3,105 | 3,122 | +0.06% | 2,319,600 | 3兆3552億 | +1.93% |
| 01/23 | 3,095 | 3,120 | 3,078 | 3,120 | +0.55% | 2,638,500 | 3兆3531億 | +1.93% |
| 01/22 | 3,100 | 3,114 | 3,091 | 3,103 | -0.74% | 2,571,500 | 3兆3348億 | +1.44% |
| 01/21 | 3,129 | 3,138 | 3,106 | 3,126 | +0.26% | 2,364,800 | 3兆3595億 | +2.22% |
| 01/20 | 3,098 | 3,120 | 3,087 | 3,118 | +1.9% | 2,972,100 | 3兆3509億 | +2.03% |
| 01/17 | 3,013 | 3,070 | 3,008 | 3,060 | +1.49% | 3,526,400 | 3兆2886億 | +0.26% |
| 01/16 | 3,033 | 3,039 | 3,015 | 3,015 | -0.59% | 2,519,200 | 3兆2403億 | -1.18% |
| 01/15 | 3,046 | 3,052 | 3,022 | 3,033 | +0.76% | 2,627,000 | 3兆2596億 | -0.59% |
