| 2026 |
| 05/14 | 126 | 127 | 124 | 124 | -2.36% | 27,100 | 24億8384万 | -13.29% |
| 05/13 | 131 | 132 | 122 | 127 | -3.79% | 111,100 | 25億4393万 | -11.81% |
| 05/12 | 130 | 133 | 130 | 132 | +1.54% | 16,500 | 26億4409万 | -8.97% |
| 05/11 | 132 | 132 | 130 | 130 | -1.52% | 20,600 | 26億403万 | -10.96% |
| 05/08 | 130 | 134 | 130 | 132 | -0.75% | 32,900 | 26億4409万 | -10.2% |
| 05/07 | 133 | 133 | 131 | 133 | 0% | 25,700 | 26億6412万 | -9.52% |
| 05/01 | 134 | 135 | 131 | 133 | -0.75% | 40,300 | 26億6412万 | -10.14% |
| 04/30 | 143 | 145 | 128 | 134 | -6.29% | 180,200 | 26億8415万 | -10.07% |
| 04/28 | 147 | 154 | 142 | 143 | -0.69% | 83,800 | 28億6443万 | -4.67% |
| 04/27 | 144 | 144 | 143 | 144 | -0.69% | 11,300 | 28億8446万 | -4% |
| 04/24 | 147 | 147 | 145 | 145 | -1.36% | 17,700 | 29億449万 | -3.97% |
| 04/23 | 148 | 148 | 146 | 147 | 0% | 8,600 | 29億4455万 | -2.65% |
| 04/22 | 148 | 149 | 147 | 147 | -0.68% | 14,000 | 29億4455万 | -3.29% |
| 04/21 | 148 | 149 | 148 | 148 | 0% | 3,600 | 29億6458万 | -2.63% |
| 04/20 | 149 | 150 | 148 | 148 | -0.67% | 9,700 | 29億6458万 | -3.27% |
| 04/17 | 149 | 150 | 149 | 149 | 0% | 6,200 | 29億8461万 | -2.61% |
| 04/16 | 149 | 150 | 149 | 149 | -0.67% | 8,800 | 29億8461万 | -3.25% |
| 04/15 | 151 | 151 | 150 | 150 | -0.66% | 28,700 | 30億465万 | -2.6% |
| 04/14 | 151 | 152 | 151 | 151 | 0% | 4,500 | 30億2468万 | -2.58% |
| 04/13 | 151 | 152 | 151 | 151 | 0% | 6,900 | 30億2468万 | -2.58% |
| 04/10 | 151 | 152 | 151 | 151 | 0% | 10,600 | 30億2468万 | -2.58% |
| 04/09 | 151 | 152 | 151 | 151 | 0% | 4,200 | 30億2468万 | -3.21% |
| 04/08 | 152 | 152 | 151 | 151 | 0% | 10,100 | 30億2468万 | -3.21% |
| 04/07 | 151 | 152 | 151 | 151 | 0% | 6,400 | 30億2468万 | -3.21% |
| 04/06 | 152 | 153 | 151 | 151 | -0.66% | 8,500 | 30億2468万 | -3.82% |
| 04/03 | (IR情報)17:30 連結子会社の保有する有価証券の評価損発生に関するお知らせ |
| 04/03 | 153 | 153 | 152 | 152 | +0.66% | 6,300 | 30億4471万 | -3.18% |
| 04/02 | 150 | 154 | 150 | 151 | -0.66% | 14,400 | 30億2468万 | -4.43% |
| 04/01 | 150 | 152 | 149 | 152 | +2.01% | 21,200 | 30億4471万 | -3.8% |
| 03/31 | (IR情報)17:30 固定資産から販売用不動産への保有目的の変更に関するお知らせ |
| 03/31 | 149 | 150 | 149 | 149 | 0% | 39,200 | 29億8461万 | -5.7% |
| 03/30 | 150 | 152 | 148 | 149 | -0.67% | 82,700 | 29億8461万 | -6.29% |
| 03/27 | (IR情報)17:30 株式会社学研ホールディングスとの資本業務提携解消に関するお知らせ |
| 03/27 | 151 | 153 | 143 | 150 | -2.6% | 175,400 | 30億465万 | -6.25% |
| 03/26 | 156 | 156 | 154 | 154 | -1.28% | 84,700 | 30億8477万 | -3.75% |
| 03/25 | 156 | 157 | 155 | 156 | 0% | 26,800 | 31億2483万 | -2.5% |
| 03/24 | 157 | 157 | 155 | 156 | -0.64% | 26,800 | 31億2483万 | -3.11% |
| 03/23 | 159 | 159 | 157 | 157 | -0.63% | 20,300 | 31億4486万 | -2.48% |
| 03/19 | 160 | 160 | 158 | 158 | -0.63% | 12,600 | 31億6489万 | -1.86% |
| 03/18 | 160 | 162 | 158 | 159 | -0.63% | 10,300 | 31億8492万 | -1.24% |
| 03/17 | 157 | 162 | 157 | 160 | 0% | 46,700 | 32億496万 | -0.62% |
| 03/16 | 162 | 162 | 157 | 160 | -1.84% | 20,500 | 32億496万 | -0.62% |
| 03/13 | 162 | 164 | 162 | 163 | 0% | 9,900 | 32億6505万 | +0.62% |
| 03/12 | 162 | 163 | 160 | 163 | +1.24% | 33,400 | 32億6505万 | +0.62% |
| 03/11 | 160 | 161 | 159 | 161 | +1.26% | 18,700 | 32億2499万 | -0.62% |
| 03/10 | 160 | 160 | 157 | 159 | 0% | 27,900 | 31億8492万 | -1.85% |
| 03/09 | 160 | 160 | 158 | 159 | -1.24% | 17,400 | 31億8492万 | -1.85% |
| 03/06 | 161 | 161 | 160 | 161 | +0.63% | 12,500 | 32億2499万 | -0.62% |
| 03/05 | 160 | 161 | 160 | 160 | +0.63% | 4,100 | 32億496万 | -1.23% |
| 03/04 | 161 | 161 | 158 | 159 | -1.24% | 30,600 | 31億8492万 | -1.85% |
| 03/03 | 162 | 163 | 161 | 161 | 0% | 26,400 | 32億2499万 | -0.62% |
| 03/02 | 161 | 162 | 161 | 161 | -0.62% | 36,400 | 32億2499万 | -1.23% |
| 02/27 | 163 | 163 | 161 | 162 | 0% | 22,600 | 32億4502万 | -0.61% |
| 02/26 | 162 | 163 | 162 | 162 | 0% | 8,100 | 32億4502万 | -0.61% |
| 02/25 | 161 | 163 | 161 | 162 | +0.62% | 5,700 | 32億4502万 | -0.61% |
| 02/24 | 162 | 163 | 161 | 161 | -0.62% | 9,600 | 32億2499万 | -1.23% |
| 02/20 | 162 | 163 | 162 | 162 | 0% | 13,700 | 32億4502万 | -0.61% |
| 02/19 | 162 | 164 | 162 | 162 | 0% | 9,700 | 32億4502万 | -0.61% |
| 02/18 | 162 | 163 | 162 | 162 | 0% | 8,600 | 32億4502万 | -0.61% |
| 02/17 | 162 | 163 | 162 | 162 | 0% | 9,500 | 32億4502万 | -0.61% |
| 02/16 | 162 | 163 | 162 | 162 | 0% | 20,100 | 32億4502万 | -0.61% |
| 02/13 | (IR情報)17:30 2026年3月期第3四半期決算短信〔日本基準〕(連結) |
| 02/13 | 164 | 164 | 162 | 162 | -0.61% | 8,400 | 32億4502万 | -0.61% |
| 02/12 | 162 | 164 | 162 | 163 | +0.62% | 14,600 | 32億6505万 | 0% |
| 02/10 | (5%ルール)学研 HD(5.95%) |
| 02/10 | 163 | 163 | 162 | 162 | 0% | 9,400 | 32億4502万 | -0.61% |
| 02/09 | 162 | 163 | 162 | 162 | 0% | 5,100 | 32億4502万 | -0.61% |
| 02/06 | 163 | 164 | 162 | 162 | -0.61% | 4,500 | 32億4502万 | -0.61% |
| 02/05 | 163 | 165 | 162 | 163 | 0% | 23,700 | 32億6505万 | 0% |
| 02/04 | 163 | 163 | 162 | 163 | 0% | 2,100 | 32億6505万 | 0% |
| 02/03 | 164 | 164 | 161 | 163 | 0% | 27,700 | 32億6505万 | 0% |
| 02/02 | 163 | 163 | 162 | 163 | 0% | 3,500 | 32億6505万 | 0% |
| 01/30 | 163 | 164 | 162 | 163 | 0% | 5,300 | 32億6505万 | 0% |
| 01/29 | 164 | 164 | 163 | 163 | -0.61% | 3,600 | 32億6505万 | 0% |
| 01/28 | 165 | 165 | 163 | 164 | 0% | 9,800 | 32億8508万 | 0% |
| 01/27 | 164 | 165 | 164 | 164 | 0% | 4,900 | 32億8508万 | 0% |
| 01/26 | 165 | 165 | 164 | 164 | -0.61% | 9,400 | 32億8508万 | 0% |
| 01/23 | 163 | 165 | 163 | 165 | +1.23% | 4,900 | 33億511万 | +0.61% |
| 01/22 | 164 | 164 | 163 | 163 | -0.61% | 5,400 | 32億6505万 | -0.61% |
| 01/21 | 164 | 165 | 164 | 164 | 0% | 4,200 | 32億8508万 | -0.61% |
| 01/20 | 164 | 165 | 164 | 164 | 0% | 8,100 | 32億8508万 | -0.61% |
| 01/19 | 163 | 165 | 163 | 164 | +0.61% | 26,700 | 32億8508万 | -0.61% |
| 01/16 | 163 | 165 | 162 | 163 | 0% | 18,100 | 32億6505万 | -1.21% |
| 01/15 | 162 | 164 | 162 | 163 | 0% | 29,700 | 32億6505万 | -1.81% |
| 01/14 | 162 | 164 | 162 | 163 | +0.62% | 42,300 | 32億6505万 | -1.81% |
| 01/13 | 163 | 164 | 162 | 162 | -1.22% | 25,400 | 32億4502万 | -2.41% |
| 01/09 | 162 | 164 | 162 | 164 | +0.61% | 18,300 | 32億8508万 | -1.2% |
| 01/08 | 168 | 169 | 163 | 163 | 0% | 41,200 | 32億6505万 | -2.4% |
| 01/07 | 162 | 164 | 161 | 163 | +0.62% | 36,600 | 32億6505万 | -2.4% |
| 01/06 | (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1日~2025年12月31日) |
| 01/06 | 162 | 163 | 162 | 162 | +0.62% | 23,500 | 32億4502万 | -2.99% |
| 01/05 | (IR情報)17:30 連結子会社の保有する有価証券の評価損発生に関するお知らせ |
| 01/05 | 161 | 162 | 161 | 161 | 0% | 21,900 | 32億2499万 | -3.59% |
| 2025 |
| 12/30 | 162 | 163 | 161 | 161 | -0.62% | 6,200 | 32億2499万 | -4.17% |
| 12/29 | 161 | 163 | 161 | 162 | +0.62% | 16,300 | 32億4502万 | -3.57% |
| 12/26 | 162 | 162 | 161 | 161 | -0.62% | 27,700 | 32億2499万 | -4.17% |
| 12/25 | 162 | 163 | 161 | 162 | 0% | 30,100 | 32億4502万 | -3.57% |
| 12/24 | 166 | 166 | 162 | 162 | -2.41% | 34,700 | 32億4502万 | -3.57% |
| 12/23 | 166 | 167 | 165 | 166 | -1.19% | 32,400 | 33億2514万 | -1.19% |
| 12/22 | 169 | 169 | 167 | 168 | -1.75% | 27,400 | 33億6520万 | 0% |
| 12/19 | (IR情報)17:30 自己株式の取得状況及び取得終了に関するお知らせ |
| 12/19 | 168 | 175 | 168 | 171 | +0.59% | 37,800 | 34億2530万 | +1.18% |
| 12/18 | 168 | 171 | 167 | 170 | +0.59% | 27,500 | 34億527万 | +0.59% |
| 12/17 | 172 | 172 | 169 | 169 | -1.74% | 19,100 | 33億8523万 | 0% |
| 12/16 | 169 | 173 | 169 | 172 | +1.78% | 39,700 | 34億4533万 | +1.78% |
| 12/15 | 170 | 170 | 169 | 169 | -0.59% | 17,900 | 33億8523万 | -0.59% |
| 12/12 | 169 | 171 | 169 | 170 | +0.59% | 16,300 | 34億527万 | 0% |
| 12/11 | (IR情報)17:30 販売用不動産の売却に関するお知らせ |
| 12/11 | 169 | 171 | 169 | 169 | 0% | 24,700 | 33億8523万 | -0.59% |
| 12/05 | (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1日~2025年12月31日) |