| 2026 |
| 03/06 | 5,285 | 5,342 | 5,229 | 5,331 | +0.64% | 1,631,800 | 3兆5165億 | -2.65% |
| 03/05 | 5,472 | 5,475 | 5,266 | 5,297 | -1.43% | 2,435,800 | 3兆4940億 | -3.18% |
| 03/04 | 5,380 | 5,412 | 5,339 | 5,374 | -1.43% | 1,768,700 | 3兆5448億 | -1.76% |
| 03/03 | 5,496 | 5,512 | 5,385 | 5,452 | -2.28% | 1,503,100 | 3兆5963億 | -0.26% |
| 03/02 | 5,543 | 5,632 | 5,526 | 5,579 | -1.13% | 1,388,300 | 3兆6801億 | +2.16% |
| 02/27 | 5,600 | 5,651 | 5,580 | 5,643 | +0.77% | 1,924,500 | 3兆7223億 | +3.47% |
| 02/26 | 5,600 | 5,642 | 5,584 | 5,600 | +0.32% | 1,161,300 | 3兆6939億 | +2.88% |
| 02/25 | 5,589 | 5,599 | 5,525 | 5,582 | +0.36% | 1,210,100 | 3兆6820億 | +2.7% |
| 02/24 | 5,531 | 5,579 | 5,486 | 5,562 | +0.85% | 1,771,500 | 3兆6688億 | +2.45% |
| 02/20 | (IR情報)16:35 米国における特定子会社の異動に関するお知らせ |
| 02/20 | 5,557 | 5,557 | 5,468 | 5,515 | -0.99% | 1,916,100 | 3兆6378億 | +1.66% |
| 02/19 | 5,572 | 5,594 | 5,515 | 5,570 | -0.04% | 1,135,500 | 3兆6741億 | +2.71% |
| 02/18 | 5,527 | 5,595 | 5,507 | 5,572 | +1.81% | 1,393,000 | 3兆6754億 | +2.86% |
| 02/17 | 5,485 | 5,508 | 5,440 | 5,473 | +0.88% | 1,583,300 | 3兆6101億 | +1.2% |
| 02/16 | 5,641 | 5,650 | 5,411 | 5,425 | -2.93% | 1,840,300 | 3兆5785億 | +0.43% |
| 02/13 | (IR情報)14:00 株主優待制度の拡充に関するお知らせ |
| 02/13 | (IR情報)14:00 当社取締役会の実効性評価の結果の概要等について |
| 02/13 | (IR情報)14:00 2026年3月期第3四半期決算短信〔日本基準〕(連結) |
| 02/13 | 5,714 | 5,805 | 5,573 | 5,589 | -2.12% | 3,687,300 | 3兆6867億 | +3.58% |
| 02/12 | 5,640 | 5,735 | 5,632 | 5,710 | +1.98% | 2,327,300 | 3兆7665億 | +6.07% |
| 02/10 | 5,565 | 5,599 | 5,509 | 5,599 | +0.45% | 1,684,100 | 3兆6933億 | +4.32% |
| 02/09 | 5,628 | 5,640 | 5,541 | 5,574 | +0.83% | 2,038,900 | 3兆6768億 | +4.13% |
| 02/09 | (空売り報告)野村證券 4,201,179株(0.63%)-0.22% |
| 02/06 | 5,486 | 5,538 | 5,468 | 5,528 | +1.1% | 1,147,300 | 3兆6464億 | +3.56% |
| 02/06 | (空売り報告)野村證券 5,668,279株(0.85%)-0.13% |
| 02/05 | (5%ルール)ノムラインターナショナルピーエルシー(NOMURA IN…(0.46%)野村アセットマネジメント(5.13%)野村證券(1.63%) |
| 02/05 | 5,453 | 5,505 | 5,434 | 5,468 | +1.07% | 1,463,700 | 3兆6068億 | +2.69% |
| 02/04 | 5,348 | 5,423 | 5,304 | 5,410 | +1.56% | 1,353,200 | 3兆5686億 | +1.83% |
| 02/03 | 5,261 | 5,348 | 5,245 | 5,327 | +1.06% | 1,398,600 | 3兆5138億 | +0.43% |
| 02/02 | 5,360 | 5,361 | 5,266 | 5,271 | +0.21% | 1,595,800 | 3兆4769億 | -0.51% |
| 01/30 | 5,245 | 5,279 | 5,186 | 5,260 | +1.43% | 1,821,700 | 3兆4696億 | -0.64% |
| 01/29 | 5,157 | 5,199 | 5,097 | 5,186 | -0.25% | 1,960,700 | 3兆4208億 | -1.95% |
| 01/28 | 5,230 | 5,257 | 5,178 | 5,199 | -1.37% | 1,619,600 | 3兆4294億 | -1.72% |
| 01/27 | 5,328 | 5,335 | 5,229 | 5,271 | -0.26% | 1,587,100 | 3兆4769億 | -0.42% |
| 01/26 | 5,271 | 5,300 | 5,225 | 5,285 | -1.01% | 2,096,700 | 3兆4861億 | -0.11% |
| 01/23 | 5,410 | 5,430 | 5,313 | 5,339 | -1.13% | 1,566,100 | 3兆5217億 | +0.95% |
| 01/22 | 5,378 | 5,400 | 5,328 | 5,400 | +0.82% | 1,596,500 | 3兆5620億 | +2.2% |
| 01/21 | 5,360 | 5,385 | 5,303 | 5,356 | -0.92% | 1,836,200 | 3兆5330億 | +1.55% |
| 01/20 | (5%ルール)アペリオ・グループ・エルエルシー(Aperio Group,…(0.36%)ブラックロック(ネザーランド)BV(BlackRock (Neth…(0.29%)ブラックロック・アセット・マネジメント・アイルラ…(0.82%)ブラックロック・アセット・マネジメント・カナダ・…(0.16%)ブラックロック・アドバイザーズ・エルエルシー(B…(0.24%)ブラックロック・インスティテューショナル・トラス…(1.62%)ブラックロック・インベストメント・マネジメント(…(0.1%)ブラックロック・インベストメント・マネジメント(…(0.24%)ブラックロック・インベストメント・マネジメント・…(0.1%)ブラックロック・ジャパン(1.91%)ブラックロック・ファンド・アドバイザーズ(Black…(2%)ブラックロック・ファンド・マネジャーズ・リミテッ…(0.5%)ブラックロック・フィナンシャル・マネジメント・イ…(0.24%) |
| 01/20 | 5,400 | 5,440 | 5,380 | 5,406 | -0.44% | 1,101,100 | 3兆5659億 | +2.68% |
| 01/19 | 5,475 | 5,507 | 5,418 | 5,430 | -0.71% | 1,373,100 | 3兆5818億 | +3.31% |
| 01/16 | 5,415 | 5,469 | 5,379 | 5,469 | +0.02% | 1,472,300 | 3兆6075億 | +4.27% |
| 01/16 | (空売り報告)野村證券 6,480,273株(0.98%)+0.1% |
| 01/15 | 5,428 | 5,473 | 5,391 | 5,468 | +1.03% | 1,392,300 | 3兆6068億 | +4.51% |
| 01/14 | 5,380 | 5,430 | 5,353 | 5,412 | +1.35% | 2,675,100 | 3兆5699億 | +3.76% |
| 01/13 | 5,336 | 5,379 | 5,296 | 5,340 | +0.36% | 2,334,700 | 3兆5224億 | +2.57% |
| 01/09 | 5,286 | 5,321 | 5,247 | 5,321 | +0.66% | 1,956,100 | 3兆5099億 | +2.37% |
| 01/08 | 5,234 | 5,286 | 5,213 | 5,286 | +0.61% | 1,610,400 | 3兆4868億 | +1.81% |
| 01/07 | 5,205 | 5,254 | 5,189 | 5,254 | -1.39% | 1,851,000 | 3兆4657億 | +1.31% |
| 01/06 | 5,253 | 5,328 | 5,231 | 5,328 | +1.85% | 1,993,500 | 3兆5145億 | +2.68% |
| 01/05 | 5,240 | 5,251 | 5,183 | 5,231 | +0.63% | 1,641,200 | 3兆4505億 | +0.79% |
| 2025 |
| 12/30 | 5,189 | 5,222 | 5,182 | 5,198 | -0.12% | 1,291,800 | 3兆4287億 | +0.08% |
| 12/29 | 5,186 | 5,213 | 5,166 | 5,204 | +0.35% | 885,000 | 3兆4327億 | +0.08% |
| 12/26 | 5,200 | 5,218 | 5,178 | 5,186 | +0.1% | 673,600 | 3兆4208億 | -0.33% |
| 12/25 | 5,218 | 5,218 | 5,166 | 5,181 | +0.23% | 1,025,000 | 3兆4175億 | -0.42% |
| 12/24 | (IR情報)14:00 従業員持株会を通じた株式付与としての自己株式の処分の払込完了及び一部失権に関するお知らせ |
| 12/24 | 5,171 | 5,176 | 5,145 | 5,169 | -0.23% | 1,084,300 | 3兆4096億 | -0.69% |
| 12/23 | 5,121 | 5,181 | 5,111 | 5,181 | +1.17% | 1,381,900 | 3兆4175億 | -0.48% |
| 12/22 | 5,168 | 5,195 | 5,121 | 5,121 | -1.86% | 1,526,800 | 3兆3779億 | -1.73% |
| 12/19 | 5,200 | 5,242 | 5,170 | 5,218 | -0.93% | 3,355,900 | 3兆4419億 | +0.04% |
| 12/18 | 5,235 | 5,277 | 5,199 | 5,267 | +0.82% | 1,802,900 | 3兆4743億 | +0.86% |
| 12/17 | 5,182 | 5,224 | 5,147 | 5,224 | 0% | 1,753,700 | 3兆4459億 | -0.13% |
| 12/16 | (IR情報)15:30 住友電設株式会社株式(証券コード:1949)に対する公開買付けの結果及び関連会社の異動に関するお知らせ |
| 12/16 | 5,215 | 5,275 | 5,194 | 5,224 | +0.11% | 2,104,400 | 3兆4459億 | -0.34% |
| 12/15 | 5,161 | 5,218 | 5,147 | 5,218 | +1.01% | 2,141,800 | 3兆4419億 | -0.61% |
| 12/12 | 5,155 | 5,192 | 5,125 | 5,166 | +1% | 1,400,900 | 3兆4076億 | -1.73% |
| 12/11 | 5,187 | 5,193 | 5,115 | 5,115 | -1.2% | 973,400 | 3兆3740億 | -2.81% |
| 12/10 | 5,180 | 5,196 | 5,135 | 5,177 | +0.25% | 1,632,400 | 3兆4149億 | -1.76% |
| 12/09 | 5,160 | 5,170 | 5,088 | 5,164 | +0.27% | 1,794,200 | 3兆4063億 | -2.09% |
| 12/08 | 5,099 | 5,150 | 5,082 | 5,150 | +1.44% | 1,675,800 | 3兆3971億 | -2.41% |
| 12/05 | 5,111 | 5,116 | 5,055 | 5,077 | -1.26% | 2,380,200 | 3兆3489億 | -3.88% |
| 12/04 | 5,143 | 5,169 | 5,124 | 5,142 | -0.31% | 2,124,100 | 3兆3918億 | -2.76% |
| 12/03 | 5,150 | 5,158 | 5,111 | 5,158 | -0.14% | 1,501,200 | 3兆4024億 | -2.59% |
| 12/02 | 5,141 | 5,179 | 5,136 | 5,165 | +0.49% | 1,627,400 | 3兆4070億 | -2.62% |
| 12/01 | 5,279 | 5,295 | 5,140 | 5,140 | -3.51% | 2,094,200 | 3兆3905億 | -3.24% |
| 11/28 | 5,329 | 5,338 | 5,300 | 5,327 | -0.41% | 1,050,600 | 3兆5138億 | +0.11% |
| 11/27 | 5,390 | 5,400 | 5,337 | 5,349 | +0.26% | 963,200 | 3兆5283億 | +0.53% |
| 11/26 | 5,328 | 5,396 | 5,315 | 5,335 | -0.09% | 2,235,100 | 3兆5191億 | +0.36% |
| 11/25 | 5,297 | 5,371 | 5,262 | 5,340 | +1.19% | 1,811,900 | 3兆5224億 | +0.53% |
| 11/21 | 5,198 | 5,315 | 5,191 | 5,277 | +1.52% | 4,749,300 | 3兆4809億 | -0.49% |
| 11/20 | 5,201 | 5,264 | 5,185 | 5,198 | -0.31% | 1,471,400 | 3兆4287億 | -1.87% |
| 11/19 | 5,239 | 5,275 | 5,207 | 5,214 | +0.02% | 2,067,400 | 3兆4393億 | -1.49% |
| 11/18 | 5,289 | 5,290 | 5,186 | 5,213 | -1.77% | 2,063,600 | 3兆4386億 | -1.46% |
| 11/17 | 5,281 | 5,326 | 5,240 | 5,307 | +1.3% | 2,064,600 | 3兆5006億 | +0.38% |
| 11/14 | 5,467 | 5,467 | 5,199 | 5,239 | -2.38% | 3,305,500 | 3兆4558億 | -0.83% |
| 11/13 | (IR情報)14:00 2026年3月期業績予想・配当予想の修正に関するお知らせ |
| 11/13 | (IR情報)14:00 2026年3月期第2四半期(中間期)決算短信〔日本基準〕(連結) |
| 11/13 | 5,501 | 5,598 | 5,336 | 5,367 | -2.35% | 3,601,300 | 3兆5402億 | +1.57% |
| 11/12 | 5,555 | 5,614 | 5,462 | 5,496 | -0.05% | 2,290,000 | 3兆6253億 | +4.09% |
| 11/11 | 5,415 | 5,525 | 5,406 | 5,499 | +1.55% | 1,473,000 | 3兆6273億 | +4.33% |
| 11/10 | 5,433 | 5,444 | 5,384 | 5,415 | +0.35% | 1,273,000 | 3兆5719億 | +3.01% |
| 11/07 | 5,333 | 5,396 | 5,315 | 5,396 | +1.72% | 1,372,500 | 3兆5593億 | +2.86% |
| 11/06 | 5,285 | 5,327 | 5,279 | 5,305 | +0.09% | 1,358,200 | 3兆4993億 | +1.26% |
| 11/05 | 5,300 | 5,309 | 5,212 | 5,300 | +0.45% | 2,236,200 | 3兆4960億 | +1.16% |
| 11/04 | 5,248 | 5,291 | 5,202 | 5,276 | +0.82% | 1,595,100 | 3兆4802億 | +0.65% |
| 10/31 | 5,299 | 5,310 | 5,231 | 5,233 | -0.72% | 1,952,600 | 3兆4518億 | -0.34% |
| 10/30 | (IR情報)13:15 住友電設株式会社株式(証券コード:1949)に対する公開買付けの開始に関するお知らせ |
| 10/30 | 5,237 | 5,271 | 5,177 | 5,271 | +0.65% | 5,231,400 | 3兆4769億 | +0.25% |
| 10/29 | 5,289 | 5,306 | 5,209 | 5,237 | -1.45% | 1,346,700 | 3兆4545億 | -0.49% |
| 10/28 | 5,376 | 5,381 | 5,300 | 5,314 | -1.43% | 1,395,400 | 3兆5053億 | +0.83% |
| 10/27 | 5,397 | 5,413 | 5,367 | 5,391 | +0.39% | 1,347,100 | 3兆5560億 | +2.22% |
| 10/24 | 5,333 | 5,375 | 5,318 | 5,370 | +0.41% | 1,276,700 | 3兆5422億 | +1.76% |
| 10/23 | 5,333 | 5,378 | 5,314 | 5,348 | +0.28% | 1,340,500 | 3兆5277億 | +1.27% |
| 10/22 | 5,280 | 5,349 | 5,268 | 5,333 | +1.97% | 1,795,300 | 3兆5178億 | +0.91% |
| 10/21 | 5,248 | 5,254 | 5,203 | 5,230 | -0.21% | 1,486,000 | 3兆4498億 | -1.13% |
| 10/20 | 5,159 | 5,245 | 5,142 | 5,241 | +2.76% | 1,589,100 | 3兆4571億 | -1.09% |
| 10/17 | 5,101 | 5,125 | 5,091 | 5,100 | -0.51% | 1,241,300 | 3兆3641億 | -3.92% |
| 10/16 | 5,120 | 5,137 | 5,103 | 5,126 | +0.51% | 1,176,600 | 3兆3812億 | -3.72% |
| 10/15 | 5,123 | 5,165 | 5,081 | 5,100 | -0.78% | 1,581,400 | 3兆3641億 | -4.48% |
| 10/14 | 5,083 | 5,152 | 5,035 | 5,140 | -0.02% | 1,763,600 | 3兆3905億 | -3.93% |
| 10/10 | 5,224 | 5,225 | 5,128 | 5,141 | -1.48% | 1,595,200 | 3兆3911億 | -4.05% |
| 10/09 | 5,240 | 5,263 | 5,189 | 5,218 | -0.86% | 1,382,300 | 3兆4419億 | -2.74% |
| 10/08 | 5,271 | 5,326 | 5,254 | 5,263 | +0.06% | 1,391,900 | 3兆4716億 | -1.97% |
| 10/08 | (空売り報告)野村證券 5,845,967株(0.88%)-0.02% |
| 10/07 | 5,260 | 5,293 | 5,243 | 5,260 | -0.25% | 1,081,200 | 3兆4696億 | -2.03% |
| 10/07 | (空売り報告)野村證券 5,944,268株(0.9%)+0.1% |