| 2026 |
| 06/25 | 1,070 | 1,079 | 1,060 | 1,061 | -0.84% | 3,800 | 67億5740万 | -1.58% |
| 06/24 | 1,087 | 1,089 | 1,007 | 1,070 | +1.23% | 23,000 | 68億1472万 | -1.02% |
| 06/23 | 11:30 子会社における工事の完工に関するお知らせ |
| 06/23 | 1,081 | 1,081 | 1,057 | 1,057 | -2.94% | 18,900 | 67億3193万 | -2.31% |
| 06/22 | 1,090 | 1,102 | 1,080 | 1,089 | -0.37% | 34,300 | 69億3573万 | +0.28% |
| 06/19 | 1,120 | 1,136 | 1,092 | 1,093 | +0.18% | 27,100 | 69億6121万 | +0.28% |
| 06/18 | 1,099 | 1,099 | 1,067 | 1,091 | +1.02% | 16,000 | 69億4847万 | -0.37% |
| 06/17 | 1,080 | 1,099 | 1,072 | 1,080 | +2.66% | 20,100 | 68億7841万 | -2.26% |
| 06/16 | 1,075 | 1,075 | 1,039 | 1,052 | -0.47% | 10,500 | 67億8万 | -5.73% |
| 06/15 | 1,044 | 1,057 | 1,028 | 1,057 | +4.24% | 13,400 | 67億3193万 | -6.21% |
| 06/12 | 1,012 | 1,025 | 1,000 | 1,014 | +2.22% | 23,900 | 64億5806万 | -10.97% |
| 06/11 | 1,004 | 1,007 | 975 | 992 | -2.36% | 40,000 | 63億1795万 | -13.81% |
| 06/10 | 1,049 | 1,055 | 1,004 | 1,016 | -2.03% | 29,900 | 64億7080万 | -12.71% |
| 06/09 | 1,036 | 1,099 | 1,026 | 1,037 | +1.97% | 109,600 | 66億455万 | -11.59% |
| 06/08 | 1,031 | 1,038 | 1,012 | 1,017 | -4.15% | 30,300 | 64億7717万 | -13.96% |
| 06/05 | 1,026 | 1,071 | 1,026 | 1,061 | +3.11% | 22,600 | 67億5740万 | -10.84% |
| 06/04 | 1,046 | 1,053 | 1,029 | 1,029 | -1.72% | 14,800 | 65億5360万 | -13.89% |
| 06/03 | 1,065 | 1,084 | 1,047 | 1,047 | -1.69% | 34,200 | 66億6824万 | -12.97% |
| 06/02 | 1,080 | 1,080 | 1,022 | 1,065 | -2.56% | 59,500 | 67億8288万 | -11.98% |
| 06/01 | 11:30 (開示事項の経過)親会社のアムス・インターナショナル株式会社と連結子会社の会社分割による事業譲受の完了に関するお知らせ |
| 06/01 | 1,136 | 1,136 | 1,081 | 1,093 | -2.58% | 37,100 | 69億6121万 | -10.19% |
| 05/29 | 1,162 | 1,166 | 1,122 | 1,122 | -2.01% | 30,900 | 71億4590万 | -8.33% |
| 05/28 | 1,154 | 1,159 | 1,120 | 1,145 | -1.8% | 46,500 | 72億9239万 | -6.83% |
| 05/27 | 1,229 | 1,229 | 1,157 | 1,166 | -2.75% | 48,400 | 74億2614万 | -5.43% |
| 05/26 | 1,169 | 1,206 | 1,145 | 1,199 | +2.57% | 36,000 | 76億3631万 | -2.99% |
| 05/25 | 1,147 | 1,169 | 1,140 | 1,169 | +2.9% | 28,400 | 74億4524万 | -5.5% |
| 05/22 | 1,134 | 1,143 | 1,124 | 1,136 | +1.79% | 26,700 | 72億3507万 | -8.53% |
| 05/21 | 1,136 | 1,156 | 1,109 | 1,116 | +0.72% | 65,800 | 71億769万 | -10.43% |
| 05/20 | 11:30 子会社における工事の完工に関するお知らせ |
| 05/20 | 1,156 | 1,156 | 1,093 | 1,108 | -5.06% | 77,100 | 70億5674万 | -11.43% |
| 05/19 | 1,205 | 1,211 | 1,146 | 1,167 | -0.68% | 55,200 | 74億3250万 | -7.09% |
| 05/18 | 1,228 | 1,230 | 1,160 | 1,175 | -3.85% | 77,400 | 74億8346万 | -6.75% |
| 05/15 | 12:00 2026年9月期第2四半期決算補足説明資料 |
| 05/15 | 12:00 2026年9月期第2四半期(中間期)決算短信〔日本基準〕(連結) |
| 05/15 | 1,370 | 1,404 | 1,179 | 1,222 | -8.87% | 214,200 | 77億8279万 | -3.02% |
| 05/14 | 11:30 業績予想の修正に関するお知らせ |
| 05/14 | 1,350 | 1,428 | 1,320 | 1,341 | -1.4% | 142,700 | 85億4069万 | +6.43% |
| 05/13 | 1,333 | 1,360 | 1,318 | 1,360 | +2.03% | 36,300 | 86億6170万 | +8.54% |
| 05/12 | 1,340 | 1,373 | 1,319 | 1,333 | -1.04% | 28,100 | 84億8974万 | +6.98% |
| 05/11 | 1,348 | 1,369 | 1,314 | 1,347 | +1.74% | 30,900 | 85億7891万 | +8.63% |
| 05/08 | 1,307 | 1,335 | 1,307 | 1,324 | +1.3% | 26,000 | 84億3242万 | +7.64% |
| 05/07 | 1,285 | 1,334 | 1,285 | 1,307 | +4.81% | 46,800 | 83億2415万 | +6.87% |
| 05/01 | 1,264 | 1,264 | 1,233 | 1,247 | +0.24% | 17,900 | 79億4202万 | +2.3% |
| 04/30 | 1,246 | 1,260 | 1,219 | 1,244 | +1.97% | 27,900 | 79億2291万 | +2.22% |
| 04/28 | 1,204 | 1,249 | 1,204 | 1,220 | +1.33% | 38,300 | 77億7006万 | +0.25% |
| 04/27 | 1,216 | 1,219 | 1,188 | 1,204 | -0.33% | 26,600 | 76億6815万 | -0.91% |
| 04/24 | 1,219 | 1,231 | 1,181 | 1,208 | -1.95% | 55,900 | 76億9363万 | -0.41% |
| 04/23 | 1,231 | 1,248 | 1,215 | 1,232 | -0.48% | 28,500 | 78億4648万 | +1.57% |
| 04/22 | 1,258 | 1,258 | 1,221 | 1,238 | -1.67% | 21,000 | 78億8470万 | +1.89% |
| 04/21 | 1,275 | 1,275 | 1,241 | 1,259 | +0.24% | 27,900 | 80億1844万 | +3.62% |
| 04/20 | 1,251 | 1,273 | 1,233 | 1,256 | +0.88% | 31,900 | 79億9934万 | +3.46% |
| 04/17 | 1,272 | 1,272 | 1,237 | 1,245 | -0.16% | 36,900 | 79億2928万 | +2.47% |
| 04/16 | 1,234 | 1,263 | 1,226 | 1,247 | +1.22% | 37,300 | 79億4202万 | +2.47% |
| 04/15 | 1,315 | 1,322 | 1,218 | 1,232 | -3.9% | 83,100 | 78億4648万 | +0.82% |
| 04/14 | 1,255 | 1,291 | 1,255 | 1,282 | +3.81% | 48,000 | 81億6493万 | +4.48% |
| 04/13 | 1,232 | 1,241 | 1,200 | 1,235 | 0% | 32,400 | 78億6559万 | +0.65% |
| 04/10 | 1,244 | 1,254 | 1,217 | 1,235 | 0% | 49,600 | 78億6559万 | +0.16% |
| 04/09 | 1,252 | 1,269 | 1,226 | 1,235 | -2.45% | 28,600 | 78億6559万 | -0.16% |
| 04/08 | 1,250 | 1,266 | 1,226 | 1,266 | +6.39% | 38,300 | 80億6303万 | +2.26% |
| 04/07 | 1,231 | 1,232 | 1,186 | 1,190 | -1.82% | 22,200 | 75億7899万 | -4.26% |
| 04/06 | 1,190 | 1,212 | 1,171 | 1,212 | +4.48% | 19,800 | 77億1911万 | -3.19% |
| 04/03 | 1,185 | 1,208 | 1,156 | 1,160 | -2.03% | 25,100 | 73億8792万 | -8.01% |
| 04/02 | 1,205 | 1,217 | 1,172 | 1,184 | +0.42% | 36,200 | 75億4078万 | -6.7% |
| 04/01 | 11:30 子会社における東京電力パワーグリッド株式会社様より表彰状授与に関するお知らせ |
| 04/01 | 1,160 | 1,180 | 1,134 | 1,179 | +7.18% | 43,000 | 75億893万 | -7.46% |
| 03/31 | 1,145 | 1,145 | 1,090 | 1,100 | -5.98% | 79,700 | 70億579万 | -14% |
| 03/30 | 11:30 業績予想の修正に関するお知らせ |
| 03/30 | 1,150 | 1,200 | 1,100 | 1,170 | -2.9% | 79,000 | 74億5161万 | -9.37% |
| 03/27 | 1,182 | 1,223 | 1,178 | 1,205 | +1.26% | 44,900 | 76億7452万 | -7.38% |
| 03/26 | 1,234 | 1,234 | 1,185 | 1,190 | -3.57% | 27,200 | 75億7899万 | -9.16% |
| 03/25 | 1,206 | 1,238 | 1,201 | 1,234 | +4.05% | 35,200 | 78億5922万 | -6.44% |
| 03/24 | 1,163 | 1,193 | 1,156 | 1,186 | +4.68% | 28,900 | 75億5351万 | -10.83% |
| 03/23 | 1,171 | 1,183 | 1,131 | 1,133 | -6.83% | 77,600 | 72億1596万 | -15.19% |
| 03/19 | 1,258 | 1,280 | 1,206 | 1,216 | -5.44% | 47,600 | 77億4458万 | -9.46% |
| 03/18 | 1,233 | 1,296 | 1,233 | 1,286 | +4.55% | 31,300 | 81億9040万 | -4.32% |
| 03/17 | 1,267 | 1,267 | 1,230 | 1,230 | -0.57% | 70,400 | 78億3375万 | -8.14% |
| 03/16 | 1,265 | 1,288 | 1,228 | 1,237 | -4.48% | 46,800 | 78億7833万 | -7.27% |
| 03/13 | 1,264 | 1,295 | 1,242 | 1,295 | +0.08% | 32,700 | 82億4772万 | -2.41% |
| 03/12 | 1,342 | 1,355 | 1,279 | 1,294 | -4.92% | 54,600 | 82億4136万 | -1.9% |
| 03/11 | 1,384 | 1,400 | 1,335 | 1,361 | -0.58% | 66,700 | 86億6807万 | +3.81% |
| 03/10 | 1,320 | 1,369 | 1,299 | 1,369 | +7.8% | 32,000 | 87億1902万 | +5.39% |
| 03/09 | 1,301 | 1,329 | 1,225 | 1,270 | -7.7% | 76,500 | 80億8850万 | -1.47% |
| 03/06 | 1,326 | 1,376 | 1,320 | 1,376 | +1.93% | 24,700 | 87億6361万 | +7.33% |
| 03/05 | 1,320 | 1,366 | 1,305 | 1,350 | +6.89% | 58,200 | 85億9801万 | +6.13% |
| 03/04 | 1,350 | 1,375 | 1,231 | 1,263 | -9.33% | 99,400 | 80億4392万 | -0.08% |
| 03/03 | 1,391 | 1,463 | 1,385 | 1,393 | -0.85% | 73,400 | 88億7188万 | +10.73% |
| 03/02 | 1,399 | 1,433 | 1,367 | 1,405 | -1.68% | 68,800 | 89億4830万 | +12.49% |
| 02/27 | 11:30 親会社のアムス・インターナショナル株式会社と連結子会社の会社分割による事業の譲受に関するお知らせ |
| 02/27 | 1,359 | 1,434 | 1,350 | 1,429 | +4.61% | 59,400 | 91億116万 | +15.24% |
| 02/26 | 1,333 | 1,380 | 1,331 | 1,366 | +3.88% | 54,500 | 86億9992万 | +11.06% |
| 02/25 | 1,316 | 1,357 | 1,270 | 1,315 | +0.08% | 83,200 | 83億7510万 | +7.52% |
| 02/24 | 11:30 子会社における工事の完工に関するお知らせ |
| 02/24 | 1,326 | 1,338 | 1,285 | 1,314 | -4.51% | 117,700 | 83億6873万 | +7.97% |
| 02/20 | 1,425 | 1,440 | 1,353 | 1,376 | -4.71% | 61,800 | 87億6361万 | +13.53% |
| 02/19 | 1,428 | 1,447 | 1,406 | 1,444 | +1.19% | 48,600 | 91億9669万 | +19.93% |
| 02/18 | 1,423 | 1,459 | 1,367 | 1,427 | +0.92% | 92,700 | 90億8842万 | +19.71% |
| 02/17 | 1,500 | 1,500 | 1,393 | 1,414 | -5.86% | 128,100 | 90億562万 | +19.73% |
| 02/16 | 1,357 | 1,519 | 1,352 | 1,502 | +11.84% | 235,100 | 95億6609万 | +28.49% |
| 02/13 | 11:30 2026年9月期第1四半期決算補足説明資料 |
| 02/13 | 11:30 2026年9月期第1四半期決算短信〔日本基準〕(連結) |
| 02/13 | 11:30 連結子会社による新たな事業の開始、連結子会社による固定資産の取得および連結子会社による資金の借入に関するお知らせ |
| 02/13 | 1,290 | 1,357 | 1,239 | 1,343 | +2.99% | 341,400 | 85億5343万 | +16.58% |
| 02/12 | 1,250 | 1,327 | 1,234 | 1,304 | +4.99% | 265,800 | 83億504万 | +14.09% |
| 02/10 | 1,170 | 1,248 | 1,170 | 1,242 | +7.63% | 163,400 | 79億1017万 | +9.04% |
| 02/09 | 1,129 | 1,165 | 1,110 | 1,154 | +5% | 79,000 | 73億4971万 | +1.76% |
| 02/06 | 1,078 | 1,118 | 1,070 | 1,099 | +3.39% | 63,700 | 69億9942万 | -2.66% |
| 02/05 | 1,094 | 1,100 | 1,063 | 1,063 | -2.66% | 48,600 | 67億7014万 | -5.6% |
| 02/04 | 1,100 | 1,107 | 1,086 | 1,092 | -1% | 20,500 | 69億5484万 | -2.93% |
| 02/03 | 1,100 | 1,107 | 1,083 | 1,103 | +3.37% | 29,100 | 70億2490万 | -1.78% |
| 02/02 | 1,115 | 1,146 | 1,067 | 1,067 | -3.35% | 94,300 | 67億9561万 | -4.65% |
| 01/30 | 1,104 | 1,113 | 1,088 | 1,104 | -0.81% | 31,300 | 70億3126万 | -1.08% |
| 01/29 | 1,114 | 1,114 | 1,083 | 1,113 | +0.09% | 51,800 | 70億8858万 | +0.09% |
| 01/28 | 1,140 | 1,140 | 1,112 | 1,112 | -3.14% | 37,000 | 70億8222万 | +0.45% |