| 2026 |
| 04/21 | 1,173 | 1,176 | 1,158 | 1,164 | -0.77% | 229,300 | 1625億8749万 | -0.77% |
| 04/20 | (IR情報)15:30 格付けの据え置きに関するお知らせ |
| 04/20 | 1,192 | 1,194 | 1,166 | 1,173 | -1.18% | 202,900 | 1638億4461万 | 0% |
| 04/17 | 1,190 | 1,192 | 1,184 | 1,187 | +0.25% | 244,800 | 1658億13万 | +1.19% |
| 04/16 | 1,190 | 1,195 | 1,181 | 1,184 | -0.25% | 277,300 | 1653億8109万 | +1.02% |
| 04/15 | 1,182 | 1,189 | 1,179 | 1,187 | +1.11% | 284,000 | 1658億13万 | +1.28% |
| 04/14 | (自社株買い)取締役会(2025年8月19日)での決議状況(取得期間2025年9月4日~2026年3月31日) |
| 04/14 | 1,180 | 1,189 | 1,170 | 1,174 | -0.84% | 248,100 | 1639億8429万 | +0.26% |
| 04/13 | 1,172 | 1,185 | 1,171 | 1,184 | +0.51% | 249,200 | 1653億8109万 | +1.11% |
| 04/10 | 1,205 | 1,206 | 1,174 | 1,178 | -1.83% | 259,500 | 1645億4301万 | +0.6% |
| 04/09 | 1,200 | 1,215 | 1,199 | 1,200 | +0.33% | 214,900 | 1676億1597万 | +2.48% |
| 04/08 | 1,198 | 1,200 | 1,190 | 1,196 | +0.76% | 287,800 | 1670億5725万 | +2.22% |
| 04/07 | 1,183 | 1,190 | 1,180 | 1,187 | +0.76% | 242,100 | 1658億13万 | +1.37% |
| 04/06 | 1,173 | 1,179 | 1,170 | 1,178 | +0.51% | 214,700 | 1645億4301万 | +0.51% |
| 04/03 | 1,165 | 1,172 | 1,163 | 1,172 | +1.47% | 225,300 | 1637億493万 | -0.09% |
| 04/02 | 1,175 | 1,179 | 1,154 | 1,155 | -1.53% | 378,000 | 1613億3037万 | -1.62% |
| 04/01 | 1,171 | 1,173 | 1,150 | 1,173 | +0.77% | 252,700 | 1638億4461万 | -0.26% |
| 03/31 | 1,170 | 1,174 | 1,163 | 1,164 | +0.78% | 363,800 | 1625億8749万 | -1.19% |
| 03/30 | 1,127 | 1,158 | 1,125 | 1,155 | -1.62% | 765,500 | 1613億3037万 | -2.04% |
| 03/27 | 1,170 | 1,182 | 1,166 | 1,174 | +0.77% | 1,371,700 | 1639億8429万 | -0.68% |
| 03/26 | 1,173 | 1,177 | 1,157 | 1,165 | -0.6% | 1,039,800 | 1627億2717万 | -1.52% |
| 03/25 | (IR情報)15:30 自己株式の取得結果および取得終了並びに消却株式数に関するお知らせ |
| 03/25 | 1,179 | 1,185 | 1,171 | 1,172 | +0.26% | 706,000 | 1637億493万 | -1.1% |
| 03/24 | (IR情報)15:30 Taft Hydroenergy Corporationの株式の取得(連結子会社化)に関するお知らせ |
| 03/24 | 1,161 | 1,170 | 1,159 | 1,169 | +2.1% | 527,000 | 1632億8589万 | -1.43% |
| 03/23 | (IR情報)15:30 「ウェルビーイングISOガイドライン認定」制度において静岡県内企業として初の認定取得 |
| 03/23 | 1,143 | 1,152 | 1,138 | 1,145 | -1.04% | 715,600 | 1599億3357万 | -3.54% |
| 03/19 | 1,169 | 1,177 | 1,157 | 1,157 | -1.87% | 511,700 | 1616億973万 | -2.77% |
| 03/18 | 1,165 | 1,181 | 1,165 | 1,179 | +1.64% | 344,400 | 1646億8269万 | -1.01% |
| 03/17 | 1,163 | 1,166 | 1,157 | 1,160 | +0.17% | 419,300 | 1620億2877万 | -2.68% |
| 03/16 | 1,160 | 1,168 | 1,156 | 1,158 | -0.17% | 403,300 | 1617億4941万 | -2.93% |
| 03/13 | (自社株買い)取締役会(2025年8月19日)での決議状況(取得期間2025年9月4日~2026年3月31日) |
| 03/13 | 1,159 | 1,170 | 1,156 | 1,160 | -0.34% | 348,900 | 1620億2877万 | -2.68% |
| 03/12 | (IR情報)15:30 グループ役員人事に関するお知らせ |
| 03/12 | 1,175 | 1,179 | 1,161 | 1,164 | -1.52% | 314,600 | 1625億8749万 | -2.35% |
| 03/11 | 1,189 | 1,194 | 1,182 | 1,182 | +0.25% | 213,300 | 1651億173万 | -0.76% |
| 03/10 | 1,179 | 1,187 | 1,175 | 1,179 | +0.6% | 311,500 | 1646億8269万 | -0.92% |
| 03/09 | (IR情報)16:30 「健康経営優良法人2026~ホワイト500」10年連続認定 |
| 03/09 | 1,150 | 1,180 | 1,142 | 1,172 | -0.09% | 403,200 | 1637億493万 | -1.35% |
| 03/06 | 1,180 | 1,181 | 1,167 | 1,173 | -1.1% | 339,400 | 1638億4461万 | -1.18% |
| 03/05 | 1,203 | 1,203 | 1,182 | 1,186 | +0.34% | 321,600 | 1656億6045万 | 0% |
| 03/04 | 1,186 | 1,200 | 1,159 | 1,182 | -2.07% | 461,200 | 1651億173万 | -0.25% |
| 03/03 | 1,201 | 1,210 | 1,196 | 1,207 | -0.33% | 407,400 | 1685億9373万 | +2.03% |
| 03/02 | (IR情報)15:30 自己株式の取得状況に関するお知らせ |
| 03/02 | 1,203 | 1,215 | 1,194 | 1,211 | -0.08% | 358,800 | 1691億5245万 | +2.45% |
| 02/27 | 1,210 | 1,217 | 1,205 | 1,212 | +0.58% | 289,100 | 1692億9213万 | +2.71% |
| 02/26 | 1,205 | 1,210 | 1,200 | 1,205 | +0.33% | 245,400 | 1683億1437万 | +2.29% |
| 02/25 | 1,216 | 1,217 | 1,197 | 1,201 | -0.74% | 309,600 | 1677億5565万 | +2.21% |
| 02/24 | 1,212 | 1,216 | 1,196 | 1,210 | +0.41% | 258,100 | 1690億1277万 | +3.15% |
| 02/20 | 1,205 | 1,210 | 1,197 | 1,205 | -1.07% | 222,600 | 1683億1437万 | +2.99% |
| 02/19 | 1,205 | 1,218 | 1,194 | 1,218 | +0.58% | 211,000 | 1701億3021万 | +4.28% |
| 02/18 | 1,209 | 1,214 | 1,203 | 1,211 | +0.58% | 205,400 | 1691億5245万 | +4.04% |
| 02/17 | 1,198 | 1,214 | 1,198 | 1,204 | +0.5% | 231,000 | 1681億7469万 | +3.88% |
| 02/16 | 1,209 | 1,210 | 1,193 | 1,198 | -0.5% | 325,600 | 1673億3661万 | +3.81% |
| 02/13 | (自社株買い)取締役会(2025年8月19日)での決議状況(取得期間2025年9月4日~2026年3月31日) |
| 02/13 | 1,210 | 1,213 | 1,199 | 1,204 | -0.17% | 236,500 | 1681億7469万 | +4.79% |
| 02/12 | 1,205 | 1,210 | 1,195 | 1,206 | +0.84% | 385,100 | 1684億5405万 | +5.42% |
| 02/10 | (IR情報)15:30 静岡ガス(株)×(株)静岡銀行×静岡鉄道(株)×鈴与(株)×TOKAIグループ 5社合同「サステナビリティ」勉強会・交流会 開催 |
| 02/10 | 1,196 | 1,209 | 1,196 | 1,196 | +0.17% | 270,800 | 1670億5725万 | +5% |
| 02/09 | 1,191 | 1,211 | 1,186 | 1,194 | +1.19% | 423,600 | 1667億7789万 | +5.29% |
| 02/06 | 1,174 | 1,200 | 1,172 | 1,180 | +3.15% | 553,100 | 1648億2237万 | +4.52% |
| 02/05 | (IR情報)15:30 代表取締役の異動およびグループ役員人事に関するお知らせ |
| 02/05 | (IR情報)15:30 2026年3月期第3四半期決算について |
| 02/05 | (IR情報)15:30 通期連結業績予想の修正に関するお知らせ |
| 02/05 | (IR情報)15:30 配当予想の修正(増配)に関するお知らせ |
| 02/05 | (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) |
| 02/05 | 1,160 | 1,163 | 1,144 | 1,144 | -0.35% | 281,200 | 1597億9389万 | +1.69% |
| 02/04 | (IR情報)16:00 温室効果ガス(GHG)排出量(2024年度)の第三者保証を取得 |
| 02/04 | 1,152 | 1,159 | 1,148 | 1,148 | -0.43% | 262,700 | 1603億5261万 | +2.23% |
| 02/03 | 1,145 | 1,162 | 1,144 | 1,153 | +1.14% | 240,700 | 1610億5101万 | +2.95% |
| 02/02 | (IR情報)15:30 自己株式の取得状況に関するお知らせ |
| 02/02 | 1,150 | 1,156 | 1,139 | 1,140 | -0.7% | 279,400 | 1592億3517万 | +2.15% |
| 01/30 | 1,150 | 1,152 | 1,142 | 1,148 | +0.53% | 203,100 | 1603億5261万 | +3.05% |
| 01/29 | 1,138 | 1,147 | 1,124 | 1,142 | -0.09% | 283,500 | 1595億1453万 | +2.88% |
| 01/28 | 1,144 | 1,149 | 1,134 | 1,143 | -0.78% | 330,500 | 1596億5421万 | +3.16% |
| 01/27 | 1,148 | 1,154 | 1,142 | 1,152 | +0.17% | 330,600 | 1609億1133万 | +4.25% |
| 01/26 | 1,160 | 1,160 | 1,144 | 1,150 | -1.46% | 388,000 | 1606億3197万 | +4.45% |
| 01/23 | 1,167 | 1,176 | 1,167 | 1,167 | +0.26% | 234,400 | 1630億653万 | +6.28% |
| 01/22 | 1,155 | 1,168 | 1,154 | 1,164 | +0.78% | 343,900 | 1625億8749万 | +6.4% |
| 01/21 | 1,147 | 1,161 | 1,141 | 1,155 | +0.43% | 439,800 | 1613億3037万 | +6.06% |
| 01/20 | (IR情報)15:30 TOKAIコミュニケーションズのMVNOサービスLIBMO 「LIBMO×CATV セット割」の対象CATV会社を拡大 |
| 01/20 | 1,150 | 1,162 | 1,146 | 1,150 | -0.17% | 469,600 | 1606億3197万 | +5.99% |
| 01/19 | 1,143 | 1,156 | 1,140 | 1,152 | +1.23% | 415,400 | 1609億1133万 | +6.47% |
| 01/16 | 1,135 | 1,142 | 1,126 | 1,138 | +0.26% | 364,500 | 1589億5581万 | +5.57% |
| 01/15 | 1,135 | 1,140 | 1,130 | 1,135 | +0.35% | 501,600 | 1585億3677万 | +5.68% |
| 01/14 | (自社株買い)取締役会(2025年8月19日)での決議状況(取得期間2025年9月4日~2026年3月31日) |
| 01/14 | 1,114 | 1,135 | 1,113 | 1,131 | +4.34% | 890,200 | 1579億7805万 | +5.7% |
| 01/13 | 1,083 | 1,089 | 1,078 | 1,084 | +0.46% | 430,600 | 1514億1309万 | +1.59% |
| 01/09 | 1,074 | 1,079 | 1,070 | 1,079 | +0.84% | 257,000 | 1507億1469万 | +1.22% |
| 01/08 | 1,069 | 1,074 | 1,063 | 1,070 | +0.09% | 211,700 | 1494億5757万 | +0.38% |
| 01/07 | (IR情報)15:30 当社IRサイトが高い評価を獲得 |
| 01/07 | 1,076 | 1,079 | 1,067 | 1,069 | -1.11% | 322,900 | 1493億1789万 | +0.28% |
| 01/06 | 1,073 | 1,082 | 1,071 | 1,081 | +0.93% | 265,800 | 1509億9405万 | +1.41% |
| 01/05 | (IR情報)15:30 自己株式の取得状況に関するお知らせ |
| 01/05 | 1,080 | 1,082 | 1,067 | 1,071 | -0.93% | 244,300 | 1495億9725万 | +0.47% |
| 2025 |
| 12/30 | 1,083 | 1,086 | 1,081 | 1,081 | -0.18% | 187,400 | 1509億9405万 | +1.41% |
| 12/29 | 1,080 | 1,083 | 1,076 | 1,083 | +0.28% | 285,300 | 1512億7341万 | +1.69% |
| 12/26 | 1,073 | 1,080 | 1,073 | 1,080 | +0.65% | 179,600 | 1508億5437万 | +1.5% |
| 12/25 | (IR情報)15:30 株式会社TOKAI 令和7年度「省エネコミュニケーション・ランキング制度」においてLPガス小売事業者の部門で最高評価の五つ星(満点)を獲得 |
| 12/25 | 1,068 | 1,073 | 1,068 | 1,073 | +0.47% | 72,200 | 1498億7661万 | +0.94% |
| 12/24 | 1,076 | 1,076 | 1,067 | 1,068 | -0.56% | 139,600 | 1491億7821万 | +0.56% |
| 12/23 | 1,070 | 1,080 | 1,070 | 1,074 | +0.47% | 285,400 | 1500億1629万 | +1.13% |
| 12/22 | 1,075 | 1,078 | 1,061 | 1,069 | -0.56% | 203,400 | 1493億1789万 | +0.75% |
| 12/19 | 1,073 | 1,077 | 1,069 | 1,075 | +0.09% | 216,700 | 1501億5597万 | +1.42% |
| 12/18 | 1,068 | 1,078 | 1,064 | 1,074 | +1.23% | 207,000 | 1500億1629万 | +1.51% |
| 12/17 | 1,065 | 1,067 | 1,054 | 1,061 | -0.38% | 156,300 | 1482億45万 | +0.38% |
| 12/16 | 1,068 | 1,073 | 1,065 | 1,065 | 0% | 232,100 | 1487億5917万 | +0.85% |
| 12/15 | 1,064 | 1,068 | 1,059 | 1,065 | +1.04% | 293,400 | 1487億5917万 | +0.95% |
| 12/12 | (自社株買い)取締役会(2025年8月19日)での決議状況(取得期間2025年9月4日~2026年3月31日) |
| 12/12 | 1,055 | 1,059 | 1,054 | 1,054 | +0.19% | 243,400 | 1472億2269万 | 0% |
| 12/11 | 1,063 | 1,064 | 1,049 | 1,052 | -0.57% | 324,300 | 1469億4333万 | -0.09% |
| 12/10 | 1,050 | 1,064 | 1,049 | 1,058 | +0.76% | 312,800 | 1477億8141万 | +0.57% |
| 12/09 | 1,049 | 1,050 | 1,036 | 1,050 | +0.38% | 352,200 | 1466億6397万 | 0% |
| 12/08 | 1,047 | 1,055 | 1,043 | 1,046 | +0.1% | 359,200 | 1461億525万 | -0.29% |
| 12/05 | 1,053 | 1,056 | 1,045 | 1,045 | -1.23% | 269,100 | 1459億6557万 | -0.29% |
| 12/04 | 1,048 | 1,059 | 1,048 | 1,058 | +0.57% | 257,800 | 1477億8141万 | +1.05% |
| 12/03 | 1,060 | 1,062 | 1,047 | 1,052 | -1.41% | 329,200 | 1469億4333万 | +0.67% |
| 12/02 | 1,071 | 1,074 | 1,060 | 1,067 | -0.74% | 308,100 | 1490億3853万 | +2.11% |
| 12/01 | (IR情報)15:30 自己株式の取得状況に関するお知らせ |
| 12/01 | 1,081 | 1,082 | 1,071 | 1,075 | -0.56% | 323,600 | 1501億5597万 | +3.07% |
| 11/28 | 1,071 | 1,082 | 1,071 | 1,081 | +0.93% | 244,300 | 1509億9405万 | +3.84% |
| 11/27 | 1,073 | 1,076 | 1,069 | 1,071 | +0.19% | 238,900 | 1495億9725万 | +3.08% |
| 11/26 | 1,064 | 1,074 | 1,064 | 1,069 | +0.56% | 324,100 | 1493億1789万 | +3.19% |
| 11/25 | 1,062 | 1,071 | 1,060 | 1,063 | -0.28% | 371,700 | 1484億7981万 | +2.8% |
| 11/21 | 1,050 | 1,067 | 1,048 | 1,066 | +1.81% | 451,700 | 1488億9885万 | +3.29% |
| 11/14 | (自社株買い)取締役会(2025年8月19日)での決議状況(取得期間2025年9月4日~2026年3月31日) |