| 2019 |
| 12/12 | 209 | 212 | 201 | 201 | -4.29% | 972,700 | 24億7879万 | +3.61% |
| 12/11 | 205 | 211 | 204 | 210 | +2.44% | 675,700 | 25億8978万 | +8.81% |
| 12/10 | 199 | 207 | 198 | 205 | +3.02% | 652,300 | 25億2812万 | +7.33% |
| 12/09 | 200 | 201 | 197 | 199 | -0.5% | 385,300 | 24億5413万 | +5.29% |
| 12/06 | 198 | 201 | 195 | 200 | +1.01% | 580,500 | 24億6646万 | +6.38% |
| 12/05 | 204 | 205 | 197 | 198 | -2.94% | 1,268,800 | 24億4179万 | +6.45% |
| 12/04 | 211 | 211 | 202 | 204 | -3.32% | 1,158,800 | 25億1579万 | +10.27% |
| 12/03 | 208 | 213 | 205 | 211 | 0% | 1,575,800 | 26億211万 | +15.3% |
| 12/02 | 211 | 235 | 210 | 211 | +3.94% | 8,280,200 | 26億211万 | +16.57% |
| 11/29 | 198 | 207 | 195 | 203 | +3.57% | 1,263,800 | 25億346万 | +13.41% |
| 11/28 | 200 | 204 | 192 | 196 | -4.39% | 1,966,100 | 24億1713万 | +10.73% |
| 11/27 | 209 | 211 | 202 | 205 | -3.3% | 1,725,000 | 25億2812万 | +17.14% |
| 11/26 | 205 | 222 | 201 | 212 | +1.92% | 6,580,600 | 26億1445万 | +22.54% |
| 11/25 | 188 | 212 | 184 | 208 | +14.92% | 6,622,100 | 25億6512万 | +21.64% |
| 11/22 | 186 | 186 | 180 | 181 | -2.69% | 425,600 | 22億3214万 | +6.47% |
| 11/21 | 183 | 188 | 179 | 186 | 0% | 635,700 | 22億3243万 | +10.06% |
| 11/20 | 179 | 194 | 177 | 186 | +4.49% | 1,705,500 | 22億3243万 | +10.71% |
| 11/19 | 178 | 179 | 176 | 178 | -1.11% | 304,300 | 21億3641万 | +6.59% |
| 11/18 | 182 | 183 | 176 | 180 | -0.55% | 393,600 | 21億6041万 | +8.43% |
| 11/15 | 174 | 182 | 170 | 181 | +3.43% | 647,700 | 21億7241万 | +9.7% |
| 11/14 | 179 | 180 | 173 | 175 | -2.78% | 743,300 | 21億40万 | +6.71% |
| 11/13 | 188 | 188 | 176 | 180 | -4.76% | 1,093,300 | 21億6041万 | +10.43% |
| 11/12 | 182 | 193 | 181 | 189 | +2.72% | 978,200 | 22億6843万 | +15.95% |
| 11/11 | 174 | 190 | 172 | 184 | +6.98% | 2,326,800 | 22億842万 | +14.29% |
| 11/08 | 173 | 181 | 171 | 172 | +1.18% | 1,238,700 | 20億6439万 | +7.5% |
| 11/07 | 165 | 171 | 165 | 170 | +3.03% | 471,300 | 20億4039万 | +6.25% |
| 11/06 | 161 | 168 | 161 | 165 | +1.85% | 555,400 | 19億8038万 | +3.77% |
| 11/05 | 15:00 2020年3月期第2四半期決算短信[日本基準](連結) |
| 11/05 | 158 | 164 | 158 | 162 | +3.18% | 472,200 | 19億4437万 | +1.89% |
| 11/01 | 160 | 162 | 157 | 157 | -2.48% | 745,700 | 18億8436万 | -0.63% |
| 10/31 | 161 | 168 | 160 | 161 | -0.62% | 648,400 | 19億3237万 | +1.9% |
| 10/30 | 160 | 164 | 159 | 162 | +1.89% | 525,800 | 19億4437万 | +2.53% |
| 10/29 | 160 | 160 | 159 | 159 | 0% | 99,400 | 19億836万 | +0.63% |
| 10/28 | 158 | 159 | 157 | 159 | +1.27% | 159,700 | 19億836万 | +0.63% |
| 10/25 | 158 | 159 | 157 | 157 | 0% | 126,700 | 18億8436万 | 0% |
| 10/24 | 159 | 160 | 157 | 157 | -0.63% | 192,700 | 18億8436万 | 0% |
| 10/23 | 157 | 160 | 157 | 158 | +0.64% | 126,100 | 18億9636万 | +0.64% |
| 10/21 | 158 | 159 | 157 | 157 | -1.26% | 300,100 | 18億8436万 | 0% |
| 10/18 | 161 | 162 | 158 | 159 | -2.45% | 382,300 | 19億836万 | +1.27% |
| 10/17 | 160 | 163 | 159 | 163 | +2.52% | 295,700 | 19億5637万 | +3.82% |
| 10/16 | 164 | 167 | 159 | 159 | -3.05% | 478,000 | 19億836万 | +1.27% |
| 10/15 | 162 | 165 | 161 | 164 | +1.86% | 299,200 | 19億6837万 | +4.46% |
| 10/11 | 157 | 165 | 156 | 161 | +3.21% | 1,001,900 | 19億3237万 | +2.55% |
| 10/10 | 160 | 161 | 156 | 156 | -0.64% | 555,700 | 18億7236万 | 0% |
| 10/09 | 12:00 アルメディオのナノマテリアル材料 航空機・宇宙分野材料の適用検証を東京大学へ委託研究開始 |
| 10/09 | 156 | 173 | 155 | 157 | -0.63% | 3,471,200 | 18億8436万 | +0.64% |
| 10/08 | 161 | 161 | 156 | 158 | -1.86% | 385,600 | 18億9636万 | +1.28% |
| 10/07 | 15:00 第三者割当による第7回新株予約権の発行に係る払込完了に関するお知らせ |
| 10/07 | 160 | 162 | 159 | 161 | +1.26% | 156,800 | 19億3237万 | +3.21% |
| 10/04 | 159 | 161 | 158 | 159 | 0% | 119,600 | 19億836万 | +2.58% |
| 10/03 | 155 | 160 | 155 | 159 | +1.92% | 279,700 | 19億836万 | +2.58% |
| 10/02 | 155 | 156 | 154 | 156 | +0.65% | 96,600 | 18億7236万 | +1.3% |
| 10/01 | 155 | 157 | 155 | 155 | 0% | 96,900 | 18億6035万 | +0.65% |
| 09/30 | 154 | 156 | 154 | 155 | 0% | 127,400 | 18億6035万 | +0.65% |
| 09/27 | 155 | 156 | 154 | 155 | 0% | 119,300 | 18億6035万 | +0.65% |
| 09/26 | 156 | 156 | 153 | 155 | -0.64% | 202,400 | 18億6035万 | +0.65% |
| 09/25 | 157 | 157 | 154 | 156 | -0.64% | 289,300 | 18億7236万 | +1.3% |
| 09/24 | 157 | 157 | 154 | 157 | +1.29% | 384,600 | 18億8436万 | +1.95% |
| 09/20 | 155 | 170 | 152 | 155 | +1.31% | 7,931,800 | 18億6035万 | +0.65% |
| 09/19 | 15:20 第三者割当により発行される第7回新株予約権の発行及びコミットメント条項付き第三者割当契約の締結に関するお知らせ |
| 09/19 | 153 | 155 | 151 | 153 | 0% | 159,600 | 18億3635万 | -0.65% |
| 09/18 | 155 | 155 | 153 | 153 | -1.29% | 79,900 | 18億3635万 | -0.65% |
| 09/17 | 156 | 158 | 154 | 155 | -0.64% | 89,400 | 18億6035万 | +1.31% |
| 09/13 | 157 | 159 | 156 | 156 | -0.64% | 150,500 | 18億7236万 | +1.96% |
| 09/12 | 158 | 159 | 156 | 157 | -0.63% | 145,000 | 18億8436万 | +2.61% |
| 09/11 | 159 | 163 | 158 | 158 | -0.63% | 298,000 | 18億9636万 | +3.27% |
| 09/10 | 158 | 162 | 158 | 159 | +0.63% | 226,500 | 19億836万 | +3.92% |
| 09/09 | 159 | 163 | 156 | 158 | -0.63% | 742,000 | 18億9636万 | +3.95% |
| 09/06 | 160 | 178 | 156 | 159 | +2.58% | 5,842,500 | 19億836万 | +4.61% |
| 09/05 | 155 | 157 | 154 | 155 | 0% | 298,000 | 18億6035万 | +1.97% |
| 09/04 | 152 | 161 | 152 | 155 | +1.31% | 546,200 | 18億6035万 | +1.97% |
| 09/03 | 151 | 155 | 151 | 153 | +0.66% | 259,700 | 18億3635万 | +0.66% |
| 09/02 | 149 | 153 | 148 | 152 | +2.01% | 79,000 | 18億2435万 | 0% |
| 08/30 | 149 | 150 | 148 | 149 | +0.68% | 33,400 | 17億8834万 | -1.97% |
| 08/29 | 149 | 151 | 148 | 148 | 0% | 46,000 | 17億7634万 | -3.27% |
| 08/28 | 149 | 150 | 148 | 148 | -1.33% | 65,900 | 17億7634万 | -3.27% |
| 08/27 | 150 | 151 | 149 | 150 | 0% | 64,500 | 18億34万 | -1.96% |
| 08/26 | 152 | 152 | 150 | 150 | -2.6% | 71,400 | 18億34万 | -1.96% |
| 08/23 | 154 | 154 | 151 | 154 | 0% | 127,500 | 18億4835万 | 0% |
| 08/22 | 154 | 155 | 153 | 154 | 0% | 60,600 | 18億4835万 | 0% |
| 08/21 | 153 | 154 | 153 | 154 | +0.65% | 44,100 | 18億4835万 | +0.65% |
| 08/20 | 153 | 155 | 153 | 153 | -1.29% | 79,600 | 18億3635万 | -0.65% |
| 08/19 | 152 | 155 | 151 | 155 | +2.65% | 151,900 | 18億6035万 | +0.65% |
| 08/16 | 150 | 152 | 150 | 151 | 0% | 36,000 | 18億1234万 | -1.95% |
| 08/15 | 149 | 151 | 148 | 151 | 0% | 80,400 | 18億1234万 | -2.58% |
| 08/14 | 152 | 152 | 150 | 151 | 0% | 65,000 | 18億1234万 | -2.58% |
| 08/13 | 152 | 153 | 150 | 151 | -1.31% | 54,000 | 18億1234万 | -3.21% |
| 08/09 | 152 | 154 | 152 | 153 | +0.66% | 59,400 | 18億3635万 | -1.92% |
| 08/08 | 152 | 154 | 151 | 152 | 0% | 86,500 | 18億2435万 | -2.56% |
| 08/07 | 151 | 153 | 151 | 152 | -0.65% | 41,900 | 18億2435万 | -2.56% |
| 08/06 | 146 | 154 | 145 | 153 | +2.68% | 272,300 | 18億3635万 | -1.92% |
| 08/05 | 160 | 164 | 149 | 149 | -4.49% | 1,403,600 | 17億8834万 | -4.49% |
| 08/02 | 15:00 ストック・オプション(第6回新株予約権)の発行内容確定に関するお知らせ |
| 08/02 | 15:00 ストック・オプション(第5回新株予約権)の発行内容確定に関するお知らせ |
| 08/02 | 15:00 2020年3月期第1四半期決算短信[日本基準](連結) |
| 08/02 | 155 | 158 | 154 | 156 | 0% | 136,400 | 18億7236万 | 0% |
| 08/01 | 158 | 159 | 156 | 156 | -1.27% | 126,000 | 18億7236万 | 0% |
| 07/31 | 155 | 159 | 155 | 158 | +2.6% | 90,000 | 18億9636万 | +1.28% |
| 07/30 | 155 | 155 | 154 | 154 | -0.65% | 35,200 | 18億4835万 | -1.28% |
| 07/29 | 155 | 156 | 154 | 155 | +0.65% | 58,900 | 18億6035万 | -0.64% |
| 07/26 | 156 | 156 | 153 | 154 | -0.65% | 99,900 | 18億4835万 | -0.65% |
| 07/25 | 156 | 157 | 154 | 155 | 0% | 76,400 | 18億6035万 | 0% |
| 07/24 | 155 | 158 | 155 | 155 | -0.64% | 81,600 | 18億6035万 | 0% |
| 07/23 | 156 | 157 | 154 | 156 | +1.3% | 66,100 | 18億7236万 | +0.65% |
| 07/22 | 154 | 156 | 153 | 154 | 0% | 45,800 | 18億4835万 | -0.65% |
| 07/19 | 152 | 155 | 152 | 154 | +1.32% | 35,600 | 18億4835万 | -0.65% |
| 07/18 | 15:00 ストック・オプション(第5回新株予約権)の発行に関するお知らせ |
| 07/18 | 15:00 ストック・オプション(第6回新株予約権)の発行に関するお知らせ |
| 07/18 | 152 | 154 | 151 | 152 | -0.65% | 104,000 | 18億2435万 | -1.3% |
