| 2026 |
| 03/06 | 174 | 177 | 165 | 165 | -6.25% | 361,900 | 184億2939万 | +3.77% |
| 03/05 | 170 | 179 | 170 | 176 | +10% | 308,700 | 196億5802万 | +10.69% |
| 03/04 | 163 | 171 | 158 | 160 | -5.88% | 563,300 | 178億7093万 | +1.91% |
| 03/03 | 183 | 186 | 170 | 170 | -7.61% | 546,300 | 189億8786万 | +8.28% |
| 03/02 | 183 | 187 | 177 | 184 | -4.66% | 494,900 | 205億5156万 | +17.95% |
| 02/27 | 185 | 196 | 178 | 193 | +9.04% | 592,600 | 215億5680万 | +25.32% |
| 02/26 | 184 | 187 | 176 | 177 | -3.8% | 287,500 | 197億6971万 | +16.45% |
| 02/25 | 172 | 192 | 171 | 184 | +5.75% | 939,000 | 205億5156万 | +21.85% |
| 02/24 | (IR情報)10:00 第三者割当による新株式の発行条件等の決定に関するお知らせ |
| 02/24 | 170 | 176 | 165 | 174 | +5.45% | 528,300 | 194億3463万 | +16.78% |
| 02/20 | 177 | 178 | 163 | 165 | -7.3% | 856,600 | 184億2939万 | +12.24% |
| 02/19 | 161 | 207 | 161 | 178 | +9.88% | 4,288,900 | 198億8140万 | +21.09% |
| 02/18 | 170 | 173 | 161 | 162 | -4.71% | 268,500 | 180億9431万 | +11.72% |
| 02/17 | 166 | 178 | 165 | 170 | +0.59% | 387,400 | 189億8786万 | +18.06% |
| 02/16 | 160 | 182 | 156 | 169 | +9.74% | 802,800 | 188億7616万 | +18.18% |
| 02/13 | (IR情報)17:00 取締役候補者及び代表取締役の異動に関するお知らせ |
| 02/13 | (IR情報)17:00 監査役の辞任及び監査役候補者選任に関するお知らせ |
| 02/13 | (IR情報)17:00 業績連動型譲渡制限付株式報酬制度の導入に関するお知らせ |
| 02/13 | (IR情報)17:00 第三者割当による新株式の発行に関するお知らせ |
| 02/13 | (IR情報)17:00 定款一部変更に関するお知らせ |
| 02/13 | (IR情報)15:00 2025年12月期決算短信〔日本基準〕(連結) |
| 02/13 | (IR情報)15:00 業績予想値と決算値との差異及び営業外収益(連結・個別)⁄特別利益(連結)の計上に関するお知らせ |
| 02/13 | 143 | 157 | 141 | 154 | +7.69% | 330,700 | 172億77万 | +8.45% |
| 02/12 | 143 | 144 | 141 | 143 | -0.69% | 68,100 | 159億7214万 | +1.42% |
| 02/10 | 141 | 144 | 141 | 144 | +0.7% | 69,700 | 160億8383万 | +2.86% |
| 02/09 | 143 | 145 | 142 | 143 | 0% | 42,600 | 159億7214万 | +2.14% |
| 02/06 | 139 | 143 | 139 | 143 | +0.7% | 215,400 | 159億7214万 | +2.14% |
| 02/05 | 140 | 142 | 138 | 142 | +2.16% | 91,400 | 158億6045万 | +1.43% |
| 02/04 | 139 | 140 | 138 | 139 | +1.46% | 100,900 | 155億2537万 | 0% |
| 02/03 | 139 | 139 | 136 | 137 | -0.72% | 57,800 | 153億198万 | -1.44% |
| 02/02 | 140 | 141 | 137 | 138 | +0.73% | 89,900 | 154億1367万 | 0% |
| 01/30 | 140 | 140 | 134 | 137 | -2.14% | 213,900 | 153億198万 | 0% |
| 01/29 | 142 | 142 | 139 | 140 | -1.41% | 61,100 | 156億3706万 | +2.19% |
| 01/28 | 145 | 145 | 140 | 142 | -2.74% | 60,500 | 158億6045万 | +4.41% |
| 01/27 | 147 | 147 | 144 | 146 | 0% | 31,900 | 163億722万 | +8.15% |
| 01/26 | 149 | 149 | 144 | 146 | -1.35% | 97,700 | 163億722万 | +8.96% |
| 01/23 | 145 | 148 | 144 | 148 | +2.78% | 100,500 | 165億3061万 | +11.28% |
| 01/22 | (IR情報)15:00 上場維持基準への適合に関するお知らせ |
| 01/22 | (IR情報)15:00 執行役員人事に関するお知らせ |
| 01/22 | 142 | 145 | 141 | 144 | 0% | 55,600 | 160億8383万 | +9.09% |
| 01/21 | 137 | 145 | 137 | 144 | +5.88% | 159,600 | 160億8383万 | +9.09% |
| 01/20 | 141 | 141 | 136 | 136 | -2.16% | 35,100 | 151億9029万 | +3.82% |
| 01/19 | 138 | 141 | 136 | 139 | +0.72% | 66,500 | 155億2537万 | +6.92% |
| 01/16 | 140 | 140 | 138 | 138 | -2.13% | 30,100 | 154億1367万 | +6.15% |
| 01/15 | 138 | 142 | 137 | 141 | +2.92% | 161,600 | 157億4875万 | +9.3% |
| 01/14 | 140 | 140 | 137 | 137 | -0.72% | 71,800 | 153億198万 | +7.03% |
| 01/13 | 140 | 140 | 137 | 138 | -2.13% | 93,500 | 154億1367万 | +7.81% |
| 01/09 | 142 | 143 | 137 | 141 | +1.44% | 102,400 | 157億4875万 | +11.02% |
| 01/08 | 135 | 141 | 135 | 139 | +2.96% | 134,600 | 155億2537万 | +9.45% |
| 01/07 | 133 | 139 | 133 | 135 | +0.75% | 57,900 | 150億7859万 | +7.14% |
| 01/06 | 137 | 139 | 134 | 134 | -2.19% | 77,000 | 149億6690万 | +5.51% |
| 01/05 | 135 | 138 | 134 | 137 | +1.48% | 121,300 | 153億198万 | +7.87% |
| 2025 |
| 12/30 | 132 | 135 | 131 | 135 | 0% | 75,900 | 150億7859万 | +6.3% |
| 12/29 | 131 | 135 | 130 | 135 | +6.3% | 142,500 | 150億7859万 | +6.3% |
| 12/26 | 131 | 132 | 126 | 127 | -3.79% | 247,200 | 141億8505万 | 0% |
| 12/25 | 124 | 136 | 124 | 132 | +6.45% | 355,800 | 147億4351万 | +3.94% |
| 12/24 | 122 | 125 | 120 | 124 | +1.64% | 174,600 | 138億4997万 | -2.36% |
| 12/23 | 123 | 126 | 118 | 122 | -0.81% | 280,800 | 136億2658万 | -4.69% |
| 12/22 | 122 | 123 | 121 | 123 | +2.5% | 111,400 | 137億3827万 | -3.91% |
| 12/19 | 122 | 122 | 120 | 120 | -1.64% | 60,100 | 134億319万 | -6.98% |
| 12/18 | 120 | 123 | 120 | 122 | 0% | 91,300 | 136億2658万 | -6.15% |
| 12/17 | 123 | 124 | 119 | 122 | 0% | 150,900 | 136億2658万 | -6.87% |
| 12/16 | 125 | 125 | 122 | 122 | -2.4% | 99,600 | 136億2658万 | -7.58% |
| 12/15 | 126 | 128 | 123 | 125 | -2.34% | 185,100 | 139億6166万 | -6.02% |
| 12/12 | 123 | 138 | 120 | 128 | +4.92% | 449,200 | 142億9674万 | -3.76% |
| 12/11 | 122 | 123 | 122 | 122 | -0.81% | 15,400 | 136億2658万 | -8.96% |
| 12/10 | 119 | 124 | 119 | 123 | +3.36% | 124,700 | 137億3827万 | -8.89% |
| 12/09 | 122 | 123 | 119 | 119 | -2.46% | 108,700 | 132億9150万 | -11.85% |
| 12/08 | 122 | 124 | 122 | 122 | 0% | 71,300 | 136億2658万 | -10.29% |
| 12/05 | 125 | 125 | 120 | 122 | -1.61% | 121,400 | 136億2658万 | -10.95% |
| 12/04 | 128 | 128 | 124 | 124 | -3.13% | 83,900 | 138億4997万 | -10.14% |
| 12/03 | 127 | 128 | 125 | 128 | +1.59% | 49,700 | 142億9674万 | -7.91% |
| 12/02 | 133 | 133 | 126 | 126 | -5.26% | 201,400 | 140億7335万 | -9.35% |
| 12/01 | (5%ルール)海信日本オートモーティブエアコンシステムズ(73.08%) |
| 12/01 | 133 | 135 | 132 | 133 | -2.21% | 140,200 | 148億5521万 | -5% |
| 11/28 | 136 | 137 | 135 | 136 | -0.73% | 26,400 | 151億9029万 | -3.55% |
| 11/27 | 137 | 137 | 135 | 137 | +0.74% | 33,800 | 153億198万 | -2.84% |
| 11/26 | 137 | 138 | 136 | 136 | +0.74% | 14,100 | 151億9029万 | -4.23% |
| 11/25 | 135 | 137 | 135 | 135 | -2.17% | 97,700 | 150億7859万 | -4.93% |
| 11/21 | 136 | 139 | 136 | 138 | 0% | 35,800 | 154億1367万 | -2.82% |
| 11/20 | 136 | 138 | 136 | 138 | +1.47% | 33,100 | 154億1367万 | -2.82% |
| 11/19 | 135 | 138 | 133 | 136 | +0.74% | 94,900 | 151億9029万 | -4.23% |
| 11/18 | 136 | 138 | 134 | 135 | -2.88% | 144,500 | 150億7859万 | -4.93% |
| 11/17 | 144 | 144 | 135 | 139 | -3.47% | 217,400 | 155億2537万 | -2.8% |
| 11/14 | (IR情報)15:00 2025年12月期第3四半期決算短信〔日本基準〕(連結) |
| 11/14 | (IR情報)15:00 営業外収益の計上に関するお知らせ |
| 11/14 | 144 | 145 | 141 | 144 | +0.7% | 144,800 | 160億8383万 | +0.7% |
| 11/13 | 143 | 143 | 140 | 143 | 0% | 46,900 | 159億7214万 | 0% |
| 11/12 | 141 | 143 | 140 | 143 | +1.42% | 36,300 | 159億7214万 | -0.69% |
| 11/11 | 140 | 142 | 140 | 141 | -0.7% | 20,700 | 157億4875万 | -2.08% |
| 11/10 | 140 | 142 | 139 | 142 | +1.43% | 28,900 | 158億6045万 | -1.39% |
| 11/07 | 142 | 142 | 139 | 140 | -1.41% | 54,000 | 156億3706万 | -2.78% |
| 11/06 | 144 | 144 | 141 | 142 | +0.71% | 68,500 | 158億6045万 | -1.39% |
| 11/05 | 143 | 143 | 139 | 141 | -1.4% | 80,100 | 157億4875万 | -2.08% |
| 11/04 | 144 | 146 | 142 | 143 | -0.69% | 52,800 | 159億7214万 | -0.69% |
| 10/31 | 143 | 146 | 142 | 144 | +0.7% | 73,000 | 160億8383万 | 0% |
| 10/30 | 140 | 145 | 140 | 143 | +1.42% | 74,500 | 159億7214万 | -1.38% |
| 10/29 | 145 | 145 | 140 | 141 | -2.76% | 70,500 | 157億4875万 | -2.76% |
| 10/28 | 145 | 146 | 142 | 145 | -0.68% | 85,900 | 161億9553万 | 0% |
| 10/27 | 145 | 146 | 142 | 146 | +0.69% | 117,500 | 163億722万 | +0.69% |
| 10/24 | 146 | 146 | 144 | 145 | -1.36% | 40,700 | 161億9553万 | 0% |
| 10/23 | 145 | 148 | 145 | 147 | 0% | 75,700 | 164億1891万 | +0.68% |
| 10/22 | 144 | 147 | 144 | 147 | +2.08% | 53,300 | 164億1891万 | +0.68% |
| 10/21 | 143 | 145 | 142 | 144 | -0.69% | 27,800 | 160億8383万 | -1.37% |
| 10/20 | 141 | 146 | 141 | 145 | +2.84% | 96,100 | 161億9553万 | -1.36% |
| 10/17 | 141 | 142 | 139 | 141 | +0.71% | 85,100 | 157億4875万 | -4.08% |
| 10/16 | 139 | 142 | 139 | 140 | +2.19% | 80,800 | 156億3706万 | -5.41% |
| 10/15 | 139 | 142 | 134 | 137 | 0% | 178,300 | 153億198万 | -8.05% |
| 10/14 | 135 | 142 | 134 | 137 | -5.52% | 300,700 | 153億198万 | -8.67% |
| 10/10 | (IR情報)15:00 新取締役体制に関するお知らせ |
| 10/10 | 158 | 158 | 144 | 145 | -7.64% | 257,400 | 161億9553万 | -3.97% |
| 10/09 | 146 | 159 | 144 | 157 | +6.8% | 351,500 | 175億3585万 | +3.97% |
| 10/08 | 149 | 149 | 146 | 147 | 0% | 81,700 | 164億1891万 | -2.65% |
| 10/07 | 143 | 148 | 143 | 147 | +0.68% | 99,000 | 164億1891万 | -3.29% |