| 2024 |
| 11/08 | 232 | 235 | 230 | 232 | 0% | 27,800 | 39億4380万 | -0.85% |
| 11/07 | 232 | 234 | 232 | 232 | -0.43% | 9,000 | 39億4380万 | -0.85% |
| 11/06 | 233 | 234 | 231 | 233 | 0% | 9,000 | 39億6079万 | -0.43% |
| 11/05 | 235 | 235 | 230 | 233 | -0.85% | 6,500 | 39億6079万 | -0.85% |
| 11/01 | 232 | 236 | 232 | 235 | +0.86% | 8,100 | 39億9479万 | 0% |
| 10/31 | 236 | 236 | 233 | 233 | -1.69% | 3,400 | 39億6079万 | -0.85% |
| 10/30 | 233 | 238 | 232 | 237 | +3.04% | 30,000 | 40億2879万 | +0.42% |
| 10/29 | 227 | 232 | 227 | 230 | +1.32% | 27,800 | 39億980万 | -2.54% |
| 10/28 | （IR情報）15:00 (開示事項の経過)当社連結子会社である(株)トランスジェニックとアンジェス(株)との共同研究開発の進捗に関するお知らせ |
| 10/28 | 223 | 230 | 223 | 227 | +1.34% | 21,500 | 38億5880万 | -3.81% |
| 10/25 | 230 | 230 | 221 | 224 | -0.44% | 30,400 | 38億780万 | -5.49% |
| 10/24 | 227 | 227 | 225 | 225 | -0.44% | 15,300 | 38億2480万 | -5.06% |
| 10/23 | 230 | 230 | 225 | 226 | -1.74% | 15,200 | 38億4180万 | -5.04% |
| 10/22 | 231 | 231 | 229 | 230 | -1.29% | 60,500 | 39億980万 | -3.36% |
| 10/21 | 234 | 234 | 231 | 233 | 0% | 27,100 | 39億6079万 | -2.1% |
| 10/18 | 233 | 234 | 233 | 233 | +0.43% | 8,100 | 39億6079万 | -2.1% |
| 10/17 | 232 | 234 | 232 | 232 | -0.43% | 9,200 | 39億4380万 | -2.52% |
| 10/16 | 233 | 235 | 232 | 233 | -0.43% | 6,700 | 39億6079万 | -2.51% |
| 10/15 | 234 | 235 | 233 | 234 | -0.85% | 16,000 | 39億7779万 | -2.09% |
| 10/11 | 236 | 237 | 235 | 236 | -0.42% | 1,900 | 40億1179万 | -1.26% |
| 10/10 | 239 | 239 | 235 | 237 | -1.25% | 23,400 | 40億2879万 | -0.84% |
| 10/09 | 242 | 242 | 239 | 240 | -0.41% | 6,100 | 40億7979万 | 0% |
| 10/08 | 244 | 244 | 240 | 241 | -2.03% | 27,100 | 40億9679万 | +0.42% |
| 10/07 | 242 | 246 | 241 | 246 | +2.07% | 36,400 | 41億8178万 | +2.07% |
| 10/04 | 240 | 242 | 239 | 241 | +0.42% | 30,700 | 40億9679万 | 0% |
| 10/03 | 241 | 242 | 238 | 240 | +1.27% | 10,200 | 40億7979万 | -0.83% |
| 10/02 | 238 | 242 | 237 | 237 | -2.47% | 11,800 | 40億2879万 | -2.07% |
| 10/01 | 237 | 245 | 237 | 243 | +2.53% | 28,400 | 41億3079万 | 0% |
| 09/30 | 235 | 238 | 235 | 237 | -2.07% | 29,900 | 40億2879万 | -2.47% |
| 09/27 | 244 | 244 | 239 | 242 | -1.22% | 15,200 | 41億1379万 | -0.82% |
| 09/26 | 240 | 245 | 240 | 245 | +1.66% | 17,600 | 41億6478万 | +0.41% |
| 09/25 | 243 | 243 | 239 | 241 | 0% | 11,500 | 40億9679万 | -1.23% |
| 09/24 | 240 | 242 | 238 | 241 | +0.42% | 25,900 | 40億9679万 | -1.23% |
| 09/20 | 243 | 243 | 238 | 240 | -1.23% | 27,100 | 40億7979万 | -1.64% |
| 09/19 | 241 | 243 | 236 | 243 | +2.53% | 44,100 | 41億3079万 | -0.82% |
| 09/18 | 235 | 239 | 233 | 237 | +0.85% | 21,100 | 40億2879万 | -2.87% |
| 09/17 | 239 | 239 | 232 | 235 | -0.84% | 17,300 | 39億9479万 | -3.69% |
| 09/13 | 234 | 239 | 234 | 237 | +0.42% | 13,500 | 40億2879万 | -3.27% |
| 09/12 | 232 | 239 | 232 | 236 | +2.16% | 17,600 | 40億1179万 | -3.28% |
| 09/11 | 236 | 237 | 230 | 231 | -2.53% | 15,400 | 39億2680万 | -5.33% |
| 09/10 | 238 | 240 | 237 | 237 | 0% | 7,600 | 40億2879万 | -2.87% |
| 09/09 | 235 | 242 | 233 | 237 | -1.25% | 32,600 | 40億2879万 | -2.87% |
| 09/06 | 241 | 241 | 236 | 240 | 0% | 14,700 | 40億7979万 | -1.64% |
| 09/05 | 245 | 245 | 239 | 240 | -0.83% | 33,000 | 40億7979万 | -2.44% |
| 09/04 | 245 | 245 | 242 | 242 | -2.81% | 40,300 | 41億1379万 | -2.02% |
| 09/03 | 251 | 252 | 249 | 249 | -0.4% | 10,700 | 42億3278万 | +0.4% |
| 09/02 | 253 | 254 | 250 | 250 | -1.19% | 15,800 | 42億4978万 | +0.4% |
| 08/30 | 250 | 255 | 250 | 253 | -0.39% | 22,600 | 43億78万 | +1.61% |
| 08/29 | 253 | 254 | 252 | 254 | +0.4% | 6,300 | 43億1778万 | +1.6% |
| 08/28 | 256 | 258 | 253 | 253 | -2.32% | 22,500 | 43億78万 | +1.2% |
| 08/27 | 254 | 261 | 253 | 259 | +2.78% | 67,100 | 44億277万 | +3.6% |
| 08/26 | 256 | 256 | 250 | 252 | +0.8% | 30,300 | 42億8378万 | +0.8% |
| 08/23 | 251 | 254 | 249 | 250 | -1.19% | 19,100 | 42億4978万 | -0.4% |
| 08/22 | 251 | 253 | 249 | 253 | +0.8% | 38,100 | 43億78万 | +0.4% |
| 08/21 | 248 | 253 | 246 | 251 | +1.21% | 26,800 | 42億6678万 | -0.4% |
| 08/20 | 244 | 249 | 243 | 248 | +2.48% | 30,200 | 42億1578万 | -1.98% |
| 08/19 | 243 | 245 | 239 | 242 | +0.41% | 33,200 | 41億1379万 | -4.72% |
| 08/16 | 245 | 245 | 240 | 241 | -0.82% | 17,200 | 40億9679万 | -5.49% |
| 08/15 | 234 | 244 | 234 | 243 | +2.53% | 37,900 | 41億3079万 | -5.08% |
| 08/14 | 238 | 238 | 231 | 237 | 0% | 28,200 | 40億2879万 | -7.78% |
| 08/13 | 231 | 237 | 231 | 237 | -2.07% | 47,200 | 40億2879万 | -8.14% |
| 08/09 | （IR情報）15:15 2025年3月期第1四半期決算短信〔日本基準〕(連結) |
| 08/09 | 237 | 243 | 235 | 242 | +2.98% | 61,500 | 41億1379万 | -6.56% |
| 08/08 | 233 | 236 | 231 | 235 | +2.62% | 26,200 | 39億9479万 | -9.62% |
| 08/07 | 225 | 237 | 223 | 229 | -0.87% | 65,300 | 38億9280万 | -12.26% |
| 08/06 | 227 | 235 | 221 | 231 | +4.52% | 129,600 | 39億2680万 | -11.83% |
| 08/05 | 241 | 243 | 220 | 221 | -12.65% | 212,700 | 37億5681万 | -15.65% |
| 08/02 | （IR情報）15:15 取締役及び従業員に対する譲渡制限付株式としての自己株式処分の払込完了に関するお知らせ |
| 08/02 | 267 | 268 | 252 | 253 | -8% | 198,200 | 43億78万 | -4.17% |
| 08/01 | 277 | 277 | 271 | 275 | 0% | 80,300 | 46億7476万 | +4.56% |
| 07/31 | （IR情報）15:00 重要な子会社の代表取締役の異動に関するお知らせ |
| 07/31 | 271 | 278 | 267 | 275 | +1.48% | 153,000 | 46億7476万 | +4.96% |
| 07/30 | 266 | 274 | 262 | 271 | +1.88% | 132,200 | 46億676万 | +3.83% |
| 07/29 | 261 | 269 | 261 | 266 | +1.53% | 63,100 | 45億2177万 | +2.7% |
| 07/26 | 258 | 263 | 253 | 262 | +1.55% | 31,100 | 44億5377万 | +1.55% |
| 07/25 | 258 | 262 | 257 | 258 | -0.39% | 29,800 | 43億8577万 | +0.39% |
| 07/24 | 262 | 263 | 253 | 259 | -2.26% | 35,600 | 44億277万 | +1.17% |
| 07/23 | 260 | 265 | 260 | 265 | +0.76% | 21,500 | 45億477万 | +3.92% |
| 07/22 | 264 | 266 | 258 | 263 | -1.5% | 40,500 | 44億7077万 | +3.54% |
| 07/19 | 269 | 271 | 264 | 267 | -1.48% | 41,800 | 45億3877万 | +5.53% |
| 07/18 | 273 | 274 | 269 | 271 | +0.37% | 43,100 | 46億676万 | +7.97% |
| 07/17 | 270 | 270 | 264 | 270 | +2.27% | 44,700 | 45億8976万 | +8% |
| 07/16 | 265 | 268 | 261 | 264 | 0% | 30,500 | 44億8777万 | +6.45% |
| 07/12 | 261 | 268 | 260 | 264 | -0.38% | 40,100 | 44億8777万 | +6.88% |
| 07/11 | 265 | 274 | 264 | 265 | -1.12% | 65,200 | 45億477万 | +7.72% |
| 07/10 | 270 | 270 | 264 | 268 | -0.74% | 51,800 | 45億5576万 | +9.39% |
| 07/09 | 267 | 270 | 264 | 270 | +0.75% | 50,000 | 45億8976万 | +11.11% |
| 07/08 | 262 | 269 | 260 | 268 | +2.29% | 66,500 | 45億5576万 | +10.74% |
| 07/05 | 268 | 268 | 260 | 262 | -1.13% | 62,400 | 44億5377万 | +9.17% |
| 07/04 | 263 | 266 | 257 | 265 | +0.76% | 67,400 | 45億477万 | +10.88% |
| 07/03 | （IR情報）15:15 取締役及び従業員に対する譲渡制限付株式としての自己株式処分に関するお知らせ |
| 07/03 | 264 | 268 | 255 | 263 | +5.62% | 187,600 | 44億7077万 | +10.97% |
| 07/02 | 245 | 253 | 245 | 249 | +1.63% | 47,900 | 42億3278万 | +5.51% |
| 07/01 | 250 | 250 | 244 | 245 | -2% | 31,600 | 41億6478万 | +4.26% |
| 06/28 | 250 | 253 | 247 | 250 | 0% | 39,000 | 42億4978万 | +6.38% |
| 06/27 | 247 | 257 | 247 | 250 | +1.21% | 102,800 | 42億4978万 | +6.84% |
| 06/26 | 241 | 294 | 240 | 247 | +2.92% | 1,049,700 | 41億9878万 | +6.01% |
| 06/25 | 240 | 243 | 238 | 240 | +1.69% | 47,000 | 40億7979万 | +3.45% |
| 06/24 | （IR情報）15:15 当社子会社による東北新和化学株式会社の全株式取得(孫会社化)に関するお知らせ |
| 06/24 | 237 | 239 | 235 | 236 | -0.42% | 9,900 | 40億1179万 | +1.72% |
| 06/21 | 234 | 238 | 234 | 237 | +0.85% | 14,000 | 40億2879万 | +2.6% |
| 06/20 | 234 | 237 | 230 | 235 | +0.43% | 21,200 | 39億9479万 | +1.73% |
| 06/19 | 233 | 235 | 231 | 234 | +0.43% | 15,700 | 39億7779万 | +1.3% |
| 06/18 | 230 | 235 | 229 | 233 | +0.87% | 31,900 | 39億6079万 | +0.87% |
| 06/17 | 230 | 233 | 229 | 231 | 0% | 22,400 | 39億2680万 | -0.43% |
| 06/14 | 230 | 233 | 230 | 231 | -0.86% | 13,400 | 39億2680万 | -0.43% |
