| 2026 |
| 03/06 | 3,320 | 3,350 | 3,300 | 3,335 | -0.6% | 48,600 | 1100億3972万 | +0.45% |
| 03/05 | 3,335 | 3,365 | 3,315 | 3,355 | +3.55% | 99,900 | 1106億9963万 | +1.3% |
| 03/04 | 3,300 | 3,315 | 3,235 | 3,240 | -3.71% | 145,000 | 1069億516万 | -2% |
| 03/03 | 3,440 | 3,440 | 3,350 | 3,365 | -2.18% | 99,600 | 1110億2958万 | +1.82% |
| 03/02 | 3,415 | 3,455 | 3,395 | 3,440 | +0.44% | 115,100 | 1135億424万 | +4.27% |
| 02/27 | 3,380 | 3,440 | 3,375 | 3,425 | +1.33% | 85,500 | 1130億931万 | +4.07% |
| 02/26 | 3,405 | 3,410 | 3,365 | 3,380 | -0.59% | 109,700 | 1115億2451万 | +3.02% |
| 02/25 | 3,455 | 3,455 | 3,400 | 3,400 | -1.59% | 100,700 | 1121億8442万 | +3.88% |
| 02/24 | 3,425 | 3,455 | 3,380 | 3,455 | +2.07% | 168,300 | 1139億9917万 | +5.88% |
| 02/20 | (IR情報)15:30 昭和産業グループ経営理念の改定、中期経営戦略の策定、および配当方針の変更に関するお知らせ |
| 02/20 | (IR情報)13:00 代表取締役の異動に関するお知らせ |
| 02/20 | (IR情報)13:00 役員等の異動に関するお知らせ |
| 02/20 | 3,375 | 3,385 | 3,340 | 3,385 | -0.15% | 51,800 | 1116億8949万 | +4.15% |
| 02/19 | 3,350 | 3,390 | 3,315 | 3,390 | +1.19% | 90,400 | 1118億5447万 | +4.66% |
| 02/18 | 3,350 | 3,355 | 3,335 | 3,350 | -0.15% | 43,200 | 1105億3465万 | +3.78% |
| 02/17 | 3,345 | 3,370 | 3,340 | 3,355 | +0.3% | 50,400 | 1106億9963万 | +4.26% |
| 02/16 | 3,355 | 3,355 | 3,330 | 3,345 | -0.59% | 48,100 | 1103億6967万 | +4.3% |
| 02/13 | 3,380 | 3,395 | 3,325 | 3,365 | 0% | 70,000 | 1110億2958万 | +5.25% |
| 02/12 | 3,340 | 3,375 | 3,330 | 3,365 | +0.75% | 75,200 | 1110億2958万 | +5.68% |
| 02/10 | 3,310 | 3,365 | 3,310 | 3,340 | +0.3% | 99,700 | 1102億470万 | +5.36% |
| 02/09 | 3,315 | 3,330 | 3,245 | 3,330 | +1.68% | 159,800 | 1098億7474万 | +5.41% |
| 02/06 | (IR情報)15:30 2026年3月期第3四半期決算短信〔日本基準〕(連結) |
| 02/06 | 3,260 | 3,275 | 3,230 | 3,275 | +1.24% | 96,400 | 1080億6000万 | +4.1% |
| 02/05 | 3,235 | 3,255 | 3,230 | 3,235 | +0.62% | 74,700 | 1067億4018万 | +3.16% |
| 02/04 | 3,215 | 3,230 | 3,180 | 3,215 | +1.1% | 103,200 | 1060億8027万 | +2.85% |
| 02/03 | 3,200 | 3,220 | 3,180 | 3,180 | -0.47% | 74,800 | 1049億2543万 | +2.02% |
| 02/02 | 3,180 | 3,215 | 3,155 | 3,195 | +1.43% | 110,600 | 1054億2036万 | +2.83% |
| 01/30 | 3,135 | 3,150 | 3,115 | 3,150 | +0.48% | 63,400 | 1039億3557万 | +1.78% |
| 01/29 | 3,125 | 3,145 | 3,085 | 3,135 | 0% | 62,800 | 1034億4064万 | +1.69% |
| 01/28 | 3,200 | 3,200 | 3,135 | 3,135 | -2.18% | 75,100 | 1034億4064万 | +2.02% |
| 01/27 | 3,200 | 3,215 | 3,170 | 3,205 | +0.16% | 95,000 | 1057億5032万 | +4.67% |
| 01/26 | 3,230 | 3,235 | 3,195 | 3,200 | -1.08% | 69,100 | 1055億8534万 | +4.99% |
| 01/23 | 3,225 | 3,240 | 3,200 | 3,235 | +0.47% | 95,900 | 1067億4018万 | +6.66% |
| 01/22 | 3,185 | 3,225 | 3,175 | 3,220 | +1.42% | 100,100 | 1062億4525万 | +6.69% |
| 01/21 | 3,175 | 3,180 | 3,145 | 3,175 | -0.47% | 117,100 | 1047億6045万 | +5.69% |
| 01/20 | 3,180 | 3,200 | 3,175 | 3,190 | +1.11% | 90,600 | 1052億5538万 | +6.65% |
| 01/19 | 3,130 | 3,170 | 3,130 | 3,155 | +0.8% | 101,000 | 1041億55万 | +5.91% |
| 01/16 | 3,120 | 3,130 | 3,100 | 3,130 | +0.64% | 113,300 | 1032億7566万 | +5.49% |
| 01/15 | 3,105 | 3,140 | 3,105 | 3,110 | 0% | 107,900 | 1026億1575万 | +5.17% |
| 01/14 | 3,100 | 3,115 | 3,090 | 3,110 | +0.32% | 118,500 | 1026億1575万 | +5.53% |
| 01/13 | 3,095 | 3,115 | 3,065 | 3,100 | +0.49% | 143,200 | 1022億8580万 | +5.55% |
| 01/09 | 3,100 | 3,115 | 3,075 | 3,085 | -0.16% | 125,900 | 1017億9087万 | +5.33% |
| 01/09 | (空売り報告)野村證券 35,327株(0.1%)-1.49%義務消失 |
| 01/08 | 3,085 | 3,100 | 3,060 | 3,090 | +1.81% | 212,100 | 1019億5584万 | +5.79% |
| 01/07 | 3,030 | 3,055 | 3,010 | 3,035 | +0.17% | 110,600 | 1001億4109万 | +4.15% |
| 01/06 | 3,055 | 3,095 | 3,020 | 3,030 | -0.66% | 207,300 | 999億7612万 | +3.87% |
| 01/05 | 3,000 | 3,060 | 2,998 | 3,050 | +1.16% | 312,500 | 1006億3603万 | +4.49% |
| 2025 |
| 12/30 | 3,015 | 3,030 | 2,995 | 3,015 | 0% | 139,600 | 994億8119万 | +3.22% |
| 12/29 | 3,000 | 3,015 | 2,971 | 3,015 | +0.5% | 156,500 | 994億8119万 | +3.15% |
| 12/26 | 2,980 | 3,005 | 2,980 | 3,000 | +1.01% | 176,100 | 989億8626万 | +2.6% |
| 12/25 | 2,949 | 2,970 | 2,934 | 2,970 | +1.12% | 215,500 | 979億9639万 | +1.57% |
| 12/24 | 2,901 | 2,941 | 2,901 | 2,937 | +1.59% | 274,100 | 969億754万 | +0.41% |
| 12/23 | 2,868 | 2,914 | 2,868 | 2,891 | +0.8% | 276,200 | 953億8975万 | -1.26% |
| 12/23 | (空売り報告)野村證券 526,327株(1.59%)-0.02% |
| 12/22 | (5%ルール)みずほ証券(0.13%)アセットマネジメントOne(1.02%)みずほ銀行(2.73%) |
| 12/22 | 2,879 | 2,879 | 2,858 | 2,868 | -0.14% | 147,100 | 946億3086万 | -2.22% |
| 12/19 | 2,878 | 2,878 | 2,857 | 2,872 | -0.03% | 155,400 | 947億6284万 | -2.25% |
| 12/18 | 2,840 | 2,878 | 2,840 | 2,873 | +1.27% | 281,400 | 947億9584万 | -2.41% |
| 12/17 | 2,838 | 2,844 | 2,825 | 2,837 | -0.04% | 199,800 | 936億800万 | -3.77% |
| 12/16 | 2,855 | 2,859 | 2,838 | 2,838 | -0.56% | 328,900 | 936億4100万 | -3.89% |
| 12/15 | 2,860 | 2,865 | 2,828 | 2,854 | -0.49% | 1,071,600 | 941億6892万 | -3.48% |
| 12/12 | 2,856 | 2,869 | 2,854 | 2,868 | +0.53% | 110,100 | 946億3086万 | -3.21% |
| 12/11 | 2,880 | 2,886 | 2,853 | 2,853 | -1.07% | 126,800 | 941億3593万 | -3.84% |
| 12/10 | 2,869 | 2,888 | 2,860 | 2,884 | +0.73% | 237,600 | 951億5879万 | -2.96% |
| 12/09 | 2,890 | 2,900 | 2,856 | 2,863 | -0.56% | 402,000 | 944億6588万 | -3.76% |
| 12/08 | (IR情報)17:00 売出価格等の決定に関するお知らせ |
| 12/08 | 2,856 | 2,884 | 2,856 | 2,879 | +0.84% | 393,100 | 949億9381万 | -3.32% |
| 12/08 | (空売り報告)野村證券 533,827株(1.61%)新規 |
| 12/05 | 2,870 | 2,878 | 2,851 | 2,855 | -0.7% | 140,200 | 942億192万 | -4.29% |
| 12/04 | 2,887 | 2,888 | 2,871 | 2,875 | -0.62% | 119,700 | 948億6183万 | -3.81% |
| 12/03 | 2,878 | 2,907 | 2,877 | 2,893 | +0.38% | 163,800 | 954億5575万 | -3.44% |
| 12/02 | 2,915 | 2,932 | 2,882 | 2,882 | -1.13% | 225,400 | 950億9280万 | -4.06% |
| 12/01 | 2,915 | 2,971 | 2,913 | 2,915 | -6.12% | 382,700 | 961億8164万 | -3.22% |
| 11/28 | (IR情報)15:30 株式の売出しに関するお知らせ |
| 11/28 | 3,095 | 3,120 | 3,090 | 3,105 | +0.32% | 29,100 | 1024億5077万 | +2.81% |
| 11/27 | 3,090 | 3,095 | 3,080 | 3,095 | +0.49% | 18,500 | 1021億2082万 | +2.55% |
| 11/26 | 3,080 | 3,090 | 3,065 | 3,080 | +0.49% | 24,000 | 1016億2589万 | +2.12% |
| 11/25 | 3,060 | 3,075 | 3,035 | 3,065 | +0.49% | 35,000 | 1011億3096万 | +1.69% |
| 11/21 | 3,010 | 3,055 | 3,010 | 3,050 | +1.73% | 83,100 | 1006億3603万 | +1.23% |
| 11/20 | 3,005 | 3,015 | 2,982 | 2,998 | 0% | 22,700 | 989億2026万 | -0.46% |
| 11/19 | 2,990 | 3,010 | 2,990 | 2,998 | -0.23% | 24,000 | 989億2026万 | -0.5% |
| 11/18 | 3,010 | 3,020 | 2,994 | 3,005 | -0.33% | 25,600 | 991億5123万 | -0.27% |
| 11/17 | 3,015 | 3,040 | 3,005 | 3,015 | +0.33% | 25,800 | 994億8119万 | +0.07% |
| 11/14 | 3,005 | 3,015 | 2,991 | 3,005 | 0% | 18,500 | 991億5123万 | -0.3% |
| 11/13 | 2,985 | 3,020 | 2,985 | 3,005 | +0.33% | 20,700 | 991億5123万 | -0.33% |
| 11/12 | 2,951 | 3,005 | 2,950 | 2,995 | +1.35% | 43,100 | 988億2128万 | -0.73% |
| 11/11 | 2,959 | 2,963 | 2,927 | 2,955 | +0.48% | 32,900 | 975億146万 | -2.09% |
| 11/10 | (5%ルール)みずほ証券(0.12%)アセットマネジメントOne(1%)みずほ銀行(4.7%) |
| 11/10 | 2,996 | 2,996 | 2,937 | 2,941 | -1.84% | 65,100 | 970億3953万 | -2.62% |
| 11/07 | (IR情報)15:30 2026年3月期第2四半期(中間期)決算短信〔日本基準〕(連結) |
| 11/07 | 2,955 | 2,996 | 2,955 | 2,996 | +0.77% | 26,000 | 988億5427万 | -0.86% |
| 11/06 | 2,969 | 2,992 | 2,961 | 2,973 | -0.1% | 24,900 | 980億9538万 | -1.62% |
| 11/05 | 2,972 | 2,979 | 2,931 | 2,976 | +0.54% | 48,000 | 981億9436万 | -1.62% |
| 11/04 | 2,970 | 2,979 | 2,940 | 2,960 | +0.58% | 26,900 | 976億6644万 | -2.31% |
| 10/31 | 3,005 | 3,005 | 2,926 | 2,943 | -2.06% | 62,100 | 971億552万 | -3.13% |
| 10/30 | 3,000 | 3,010 | 2,986 | 3,005 | +0.17% | 38,700 | 991億5123万 | -1.31% |
| 10/29 | 3,045 | 3,045 | 3,000 | 3,000 | -1.48% | 26,200 | 989億8626万 | -1.64% |
| 10/28 | 3,065 | 3,070 | 3,040 | 3,045 | -1.77% | 20,100 | 1004億7105万 | -0.26% |
| 10/27 | 3,080 | 3,105 | 3,060 | 3,100 | +0.65% | 16,300 | 1022億8580万 | +1.44% |
| 10/24 | 3,100 | 3,105 | 3,065 | 3,080 | -0.65% | 23,900 | 1016億2589万 | +0.75% |
| 10/23 | 3,045 | 3,100 | 3,045 | 3,100 | +1.47% | 15,600 | 1022億8580万 | +1.34% |
| 10/22 | 3,050 | 3,075 | 3,030 | 3,055 | +0.33% | 44,000 | 1008億100万 | -0.2% |
| 10/21 | 3,045 | 3,060 | 3,030 | 3,045 | 0% | 14,100 | 1004億7105万 | -0.56% |
| 10/20 | 3,060 | 3,060 | 3,045 | 3,045 | +0.33% | 14,200 | 1004億7105万 | -0.65% |
| 10/17 | 3,015 | 3,050 | 3,015 | 3,035 | +0.33% | 16,700 | 1001億4109万 | -1.04% |
| 10/16 | 3,020 | 3,035 | 3,010 | 3,025 | 0% | 12,000 | 998億1114万 | -1.4% |
| 10/15 | 3,025 | 3,030 | 3,010 | 3,025 | +0.83% | 11,700 | 998億1114万 | -1.43% |
| 10/14 | 2,990 | 3,010 | 2,976 | 3,000 | 0% | 28,700 | 989億8626万 | -2.25% |
| 10/10 | 3,020 | 3,020 | 2,999 | 3,000 | -1.15% | 23,600 | 989億8626万 | -2.31% |
| 10/09 | 3,030 | 3,050 | 3,020 | 3,035 | 0% | 17,700 | 1001億4109万 | -1.2% |
| 10/08 | 3,050 | 3,070 | 3,025 | 3,035 | -0.49% | 17,200 | 1001億4109万 | -1.17% |
| 10/07 | 3,025 | 3,050 | 3,025 | 3,050 | +0.83% | 15,700 | 1006億3603万 | -0.65% |