| 2026 |
| 04/01 | 1,286 | 1,318 | 1,275 | 1,318 | +4.69% | 1,302,800 | 4827億4009万 | +1.93% |
| 04/01 | 株式分割 1→4 |
| 03/31 | (IR情報)13:30 自己株式取得に係る事項の決定に関するお知らせ |
| 03/31 | (IR情報)13:30 東邦ガスグループ2026年度事業計画に関するお知らせ |
| 03/31 | 1,244 | 1,313 | 1,229 | 1,259 | +1.21% | 1,651,700 | 4946億3634万 | -2.85% |
| 03/31 | (空売り報告)JPM Securities Japan Co Ltd. 1,945,084株(0.5%)新規 |
| 03/31 | (空売り報告)GOLDMAN SACHS INTERNATIONAL 3,092,860株(0.84%)+0.09% |
| 03/30 | 1,205 | 1,276 | 1,204 | 1,244 | +2.34% | 1,117,500 | 1221億8578万 | -4.31% |
| 03/27 | 1,225 | 1,225 | 1,198 | 1,216 | +2.16% | 1,039,200 | 4775億4605万 | -6.86% |
| 03/26 | 1,217 | 1,220 | 1,185 | 1,190 | -1.61% | 922,000 | 4674億2938万 | -9.39% |
| 03/26 | (空売り報告)GOLDMAN SACHS INTERNATIONAL 742,280株(0.75%)-0.12% |
| 03/25 | 1,223 | 1,235 | 1,209 | 1,209 | +0.96% | 822,000 | 4750億9055万 | -8.46% |
| 03/24 | (IR情報)17:30 自己株式の取得状況および取得終了に関するお知らせ |
| 03/24 | 1,188 | 1,204 | 1,185 | 1,198 | +2.35% | 1,274,800 | 4705億7242万 | -9.81% |
| 03/23 | 1,213 | 1,219 | 1,170 | 1,170 | -5.97% | 1,433,200 | 4597億6821万 | -12.41% |
| 03/19 | 1,267 | 1,289 | 1,245 | 1,245 | -3.38% | 1,843,200 | 4889億3958万 | -7.47% |
| 03/18 | 1,269 | 1,293 | 1,264 | 1,288 | +2.51% | 856,400 | 5060億2987万 | -4.59% |
| 03/17 | 1,251 | 1,266 | 1,250 | 1,257 | +0.54% | 758,400 | 4936億5414万 | -7.13% |
| 03/16 | 1,275 | 1,281 | 1,245 | 1,250 | -1.61% | 982,400 | 4910億220万 | -7.84% |
| 03/13 | (自社株買い)取締役会(2025年9月30日)での決議状況(取得期間2025年10月1日~2026年3月31日) |
| 03/13 | 1,284 | 1,299 | 1,269 | 1,270 | -1.51% | 1,054,000 | 4990億5625万 | -6.46% |
| 03/12 | 1,304 | 1,306 | 1,269 | 1,290 | -1.55% | 873,200 | 5067億1741万 | -5.17% |
| 03/11 | 1,330 | 1,340 | 1,310 | 1,310 | -0.06% | 779,600 | 5146億7324万 | -3.75% |
| 03/10 | 1,326 | 1,338 | 1,306 | 1,311 | +0.79% | 948,400 | 5149億6790万 | -3.55% |
| 03/09 | 1,285 | 1,317 | 1,282 | 1,301 | -3.67% | 1,476,000 | 5109億4088万 | -4.16% |
| 03/06 | 1,338 | 1,357 | 1,327 | 1,350 | -0.9% | 782,800 | 5303億8845万 | -0.59% |
| 03/05 | 1,365 | 1,391 | 1,354 | 1,362 | +1.38% | 969,200 | 5352億124万 | +0.46% |
| 03/05 | (空売り報告)GOLDMAN SACHS INTERNATIONAL 857,405株(0.87%)-0.06% |
| 03/04 | (IR情報)15:30 自己株式の取得状況に関するお知らせ |
| 03/04 | 1,336 | 1,370 | 1,325 | 1,344 | -3.05% | 908,800 | 5279億3295万 | -0.68% |
| 03/03 | 1,360 | 1,389 | 1,350 | 1,386 | +1.15% | 964,800 | 5445億3215万 | +2.51% |
| 03/02 | 1,382 | 1,392 | 1,369 | 1,370 | -2.61% | 822,800 | 5383億4428万 | +1.5% |
| 02/27 | 1,395 | 1,414 | 1,378 | 1,407 | +1.57% | 858,000 | 5527億8263万 | +4.38% |
| 02/26 | (IR情報)15:30 自己株式の消却に関するお知らせ |
| 02/26 | 1,391 | 1,407 | 1,383 | 1,385 | -0.04% | 439,200 | 5442億3749万 | +3.07% |
| 02/25 | 1,414 | 1,415 | 1,382 | 1,386 | -1.16% | 578,400 | 5444億3393万 | +3.41% |
| 02/24 | 1,378 | 1,416 | 1,354 | 1,402 | +2.9% | 892,800 | 5508億1823万 | +4.86% |
| 02/20 | 1,354 | 1,363 | 1,325 | 1,363 | -1.2% | 879,200 | 5352億9946万 | +2.29% |
| 02/19 | 1,396 | 1,403 | 1,356 | 1,379 | -2.63% | 766,800 | 5417億8198万 | +3.76% |
| 02/18 | 1,391 | 1,426 | 1,391 | 1,416 | +2.35% | 608,800 | 5564億1678万 | +6.89% |
| 02/17 | 1,377 | 1,393 | 1,377 | 1,384 | +0.31% | 398,800 | 5436億4817万 | +4.99% |
| 02/16 | 1,397 | 1,403 | 1,369 | 1,380 | -1.16% | 667,200 | 5419億7842万 | +5.14% |
| 02/13 | (自社株買い)取締役会(2025年9月30日)での決議状況(取得期間2025年10月1日~2026年3月31日) |
| 02/13 | 1,405 | 1,411 | 1,394 | 1,396 | -0.23% | 665,600 | 5483億6273万 | +6.95% |
| 02/12 | 1,375 | 1,409 | 1,370 | 1,399 | +2.49% | 712,400 | 5496億3959万 | +7.95% |
| 02/10 | 1,369 | 1,375 | 1,352 | 1,365 | +0.37% | 639,600 | 5362億8166万 | +5.81% |
| 02/09 | 1,348 | 1,365 | 1,330 | 1,360 | +2.6% | 771,600 | 5343億1726万 | +6.08% |
| 02/06 | 1,318 | 1,333 | 1,316 | 1,326 | +0.7% | 649,600 | 5207億6289万 | +4.04% |
| 02/06 | (空売り報告)GOLDMAN SACHS INTERNATIONAL 921,869株(0.93%)再IN |
| 02/05 | 1,330 | 1,338 | 1,316 | 1,316 | -0.21% | 697,200 | 5171億2874万 | +3.89% |
| 02/04 | (IR情報)15:30 自己株式の取得状況に関するお知らせ |
| 02/04 | 1,325 | 1,327 | 1,310 | 1,319 | +0.96% | 774,400 | 5182億916万 | +4.6% |
| 02/03 | 1,259 | 1,314 | 1,258 | 1,307 | +3.98% | 842,800 | 5132億9816万 | +4.19% |
| 02/02 | 1,293 | 1,297 | 1,244 | 1,257 | -1.74% | 1,054,000 | 4936億5414万 | +0.6% |
| 01/30 | (IR情報)11:40 株式分割および株式分割に伴う定款の一部変更ならびに株主優待制度の変更に関するお知らせ |
| 01/30 | (IR情報)11:40 2026年3月期第3四半期決算短信〔日本基準〕(連結) |
| 01/30 | 1,325 | 1,330 | 1,275 | 1,279 | -2.31% | 1,081,200 | 5023億9573万 | +2.71% |
| 01/29 | 1,292 | 1,315 | 1,277 | 1,309 | +1.22% | 821,600 | 5142億8036万 | +5.48% |
| 01/28 | 1,308 | 1,321 | 1,293 | 1,293 | -1.09% | 678,400 | 5080億9249万 | +4.63% |
| 01/27 | 1,314 | 1,316 | 1,295 | 1,308 | -0.91% | 650,400 | 5136億9104万 | +6.21% |
| 01/26 | 1,321 | 1,337 | 1,315 | 1,320 | -0.47% | 764,400 | 5184億560万 | +7.63% |
| 01/23 | 1,324 | 1,332 | 1,319 | 1,326 | +0.51% | 568,000 | 5208億6111万 | +8.67% |
| 01/22 | 1,299 | 1,325 | 1,298 | 1,319 | +1.4% | 580,400 | 5182億916万 | +8.56% |
| 01/21 | 1,290 | 1,302 | 1,288 | 1,301 | +0.27% | 682,000 | 5110億3910万 | +7.5% |
| 01/20 | 1,308 | 1,313 | 1,297 | 1,297 | -0.59% | 614,400 | 5096億6402万 | +7.75% |
| 01/19 | 1,299 | 1,320 | 1,297 | 1,305 | +1.36% | 573,200 | 5127億884万 | +8.75% |
| 01/16 | 1,278 | 1,293 | 1,274 | 1,288 | -0.17% | 507,600 | 5058億3343万 | +7.65% |
| 01/15 | (自社株買い)取締役会(2025年9月30日)での決議状況(取得期間2025年10月1日~2026年3月31日) |
| 01/15 | 1,275 | 1,306 | 1,272 | 1,290 | +1.52% | 672,000 | 5067億1741万 | +8.2% |
| 01/14 | 1,240 | 1,271 | 1,235 | 1,271 | +2.36% | 696,800 | 4991億5447万 | +7.12% |
| 01/13 | 1,240 | 1,262 | 1,235 | 1,241 | +1.24% | 902,400 | 4876億6272万 | +5.01% |
| 01/09 | (5%ルール)日本生命保険(5.61%)ニッセイアセットマネジメント(0.07%) |
| 01/09 | 1,206 | 1,229 | 1,206 | 1,226 | +2% | 621,200 | 4816億7129万 | +3.99% |
| 01/08 | 1,188 | 1,210 | 1,182 | 1,202 | +0.9% | 523,600 | 4722億4216万 | +2.04% |
| 01/07 | (IR情報)15:30 自己株式の取得状況に関するお知らせ |
| 01/07 | 1,191 | 1,207 | 1,191 | 1,191 | -2.83% | 680,800 | 4680億1870万 | +1.21% |
| 01/06 | 1,173 | 1,227 | 1,173 | 1,226 | +4.72% | 1,131,200 | 4816億7129万 | +3.99% |
| 01/05 | 1,166 | 1,182 | 1,166 | 1,171 | +0.43% | 707,200 | 4599億6465万 | -0.7% |
| 2025 |
| 12/30 | 1,163 | 1,173 | 1,155 | 1,166 | +0.65% | 628,000 | 4580億25万 | -1.29% |
| 12/29 | 1,158 | 1,164 | 1,151 | 1,158 | -0.02% | 460,000 | 4550億5365万 | -2.09% |
| 12/26 | 1,162 | 1,163 | 1,152 | 1,159 | +0.5% | 356,000 | 4551億5187万 | -2.15% |
| 12/25 | 1,155 | 1,160 | 1,147 | 1,153 | -0.67% | 358,000 | 4528億9281万 | -2.72% |
| 12/24 | 1,178 | 1,180 | 1,153 | 1,161 | -1.23% | 416,400 | 4559億3763万 | -2.23% |
| 12/23 | 1,164 | 1,178 | 1,163 | 1,175 | +1.05% | 541,200 | 4616億3439万 | -1.09% |
| 12/22 | 1,184 | 1,189 | 1,163 | 1,163 | -1.55% | 556,000 | 4568億2161万 | -2.21% |
| 12/19 | 1,178 | 1,192 | 1,175 | 1,181 | -0.65% | 1,260,000 | 4639億9168万 | -0.84% |
| 12/18 | 1,176 | 1,194 | 1,175 | 1,189 | +1.95% | 605,200 | 4670億3650万 | -0.27% |
| 12/17 | 1,176 | 1,180 | 1,164 | 1,166 | -1.79% | 625,200 | 4580億9847万 | -2.18% |
| 12/16 | 1,203 | 1,205 | 1,187 | 1,187 | -0.61% | 618,400 | 4664億4718万 | -0.48% |
| 12/15 | (自社株買い)取締役会(2025年9月30日)での決議状況(取得期間2025年10月1日~2026年3月31日) |
| 12/15 | 1,188 | 1,200 | 1,186 | 1,195 | +1.21% | 537,200 | 4692億9556万 | +0.13% |
| 12/12 | 1,175 | 1,186 | 1,169 | 1,180 | +1.44% | 826,800 | 4636億9702万 | -0.99% |
| 12/11 | 1,208 | 1,208 | 1,163 | 1,164 | -3.64% | 886,800 | 4571億1627万 | -2.23% |
| 12/10 | 1,206 | 1,215 | 1,194 | 1,208 | +1.13% | 676,000 | 4744億301万 | +1.56% |
| 12/09 | 1,185 | 1,200 | 1,178 | 1,194 | +1.47% | 646,000 | 4690億9912万 | +0.67% |
| 12/08 | 1,161 | 1,184 | 1,155 | 1,177 | +2.04% | 682,800 | 4623億2194万 | -0.61% |
| 12/05 | 1,164 | 1,178 | 1,153 | 1,153 | -2.04% | 737,200 | 4530億8925万 | -2.51% |
| 12/04 | 1,163 | 1,185 | 1,163 | 1,177 | +1.62% | 941,600 | 4625億1838万 | -0.4% |
| 12/03 | (IR情報)15:30 自己株式の取得状況に関するお知らせ |
| 12/03 | 1,185 | 1,199 | 1,152 | 1,159 | -3.03% | 1,526,800 | 4551億5187万 | -1.74% |
| 12/02 | 1,187 | 1,200 | 1,179 | 1,195 | +0.36% | 826,000 | 4693億9378万 | +1.42% |
| 12/01 | 1,215 | 1,220 | 1,188 | 1,191 | -2.34% | 1,004,000 | 4677億2404万 | +1.41% |
| 11/28 | 1,217 | 1,229 | 1,216 | 1,219 | -0.71% | 879,200 | 4789億2113万 | +4.1% |
| 11/27 | 1,237 | 1,240 | 1,228 | 1,228 | -0.49% | 955,200 | 4823億5883万 | +5.3% |
| 11/26 | 1,206 | 1,234 | 1,202 | 1,234 | +2.34% | 762,400 | 4847億1611万 | +6.27% |
| 11/25 | 1,203 | 1,226 | 1,197 | 1,206 | +0.4% | 849,600 | 4736億1724万 | +4.37% |
| 11/21 | 1,186 | 1,201 | 1,182 | 1,201 | +1.67% | 1,442,800 | 4717億5106万 | +4.32% |
| 11/20 | 1,191 | 1,195 | 1,180 | 1,181 | -0.21% | 612,800 | 4639億9168万 | +2.87% |
| 11/19 | 1,198 | 1,206 | 1,178 | 1,184 | -0.42% | 740,400 | 4649億7388万 | +3.45% |
| 11/18 | 1,218 | 1,226 | 1,188 | 1,189 | -2.42% | 776,000 | 4669億3828万 | +4.25% |
| 11/17 | 1,212 | 1,218 | 1,204 | 1,218 | +1.25% | 669,200 | 4785億2825万 | +7.22% |
| 11/14 | (自社株買い)取締役会(2025年9月30日)での決議状況(取得期間2025年10月1日~2026年3月31日) |
| 11/14 | 1,203 | 1,215 | 1,191 | 1,203 | -0.12% | 673,600 | 4726億3504万 | +6.18% |
| 11/13 | 1,199 | 1,212 | 1,190 | 1,205 | +0.88% | 762,000 | 4732億2436万 | +6.69% |
| 11/12 | 1,205 | 1,207 | 1,192 | 1,194 | -0.29% | 789,600 | 4690億9912万 | +6.04% |
| 11/11 | 1,191 | 1,198 | 1,165 | 1,198 | +1.42% | 990,400 | 4704億7420万 | +6.63% |
| 11/10 | 1,168 | 1,185 | 1,166 | 1,181 | +1.92% | 819,600 | 4638億9346万 | +5.52% |
| 11/07 | 1,147 | 1,159 | 1,147 | 1,159 | +0.96% | 537,600 | 4551億5187万 | +3.81% |
| 11/06 | (IR情報)15:30 自己株式の取得状況に関するお知らせ |
| 11/06 | 1,137 | 1,153 | 1,134 | 1,148 | +0.72% | 607,600 | 4508億3019万 | +3.1% |
| 11/06 | (空売り報告)GOLDMAN SACHS INTERNATIONAL 144,459株(0.14%)-0.37%義務消失 |
| 11/05 | 1,135 | 1,142 | 1,120 | 1,139 | +1% | 826,000 | 4475億8892万 | +2.36% |
| 11/04 | 1,141 | 1,141 | 1,123 | 1,128 | -1.89% | 1,096,000 | 4431億6902万 | +1.53% |
| 10/31 | 1,158 | 1,164 | 1,147 | 1,150 | +0.66% | 901,600 | 4517億1417万 | +3.67% |
| 10/28 | (IR情報)11:40 2026年3月期第2四半期(中間期)決算短信〔日本基準〕(連結) |