| 2026 |
| 03/06 | 1,430 | 1,460 | 1,430 | 1,442 | 0% | 75,600 | 439億8577万 | +1.76% |
| 03/05 | 1,474 | 1,477 | 1,439 | 1,442 | +1.98% | 73,000 | 439億8577万 | +2.12% |
| 03/04 | 1,449 | 1,479 | 1,405 | 1,414 | -3.94% | 85,500 | 431億3168万 | +0.43% |
| 03/03 | 1,499 | 1,516 | 1,472 | 1,472 | -2% | 59,400 | 449億87万 | +4.77% |
| 03/02 | 1,496 | 1,527 | 1,495 | 1,502 | -0.53% | 66,100 | 458億1597万 | +7.21% |
| 02/27 | 1,469 | 1,515 | 1,469 | 1,510 | +3.21% | 66,000 | 460億5999万 | +8.24% |
| 02/26 | 1,483 | 1,498 | 1,463 | 1,463 | -1.35% | 72,600 | 446億2634万 | +5.4% |
| 02/25 | 1,470 | 1,492 | 1,468 | 1,483 | +1.78% | 44,800 | 452億3640万 | +7.15% |
| 02/24 | 1,444 | 1,469 | 1,442 | 1,457 | +1.67% | 37,500 | 444億4332万 | +5.58% |
| 02/20 | 1,450 | 1,450 | 1,430 | 1,433 | -1.44% | 28,800 | 437億1124万 | +4.07% |
| 02/19 | 1,437 | 1,454 | 1,437 | 1,454 | +1.25% | 23,300 | 443億5181万 | +5.75% |
| 02/18 | 1,429 | 1,442 | 1,429 | 1,436 | +0.49% | 26,400 | 438億275万 | +4.66% |
| 02/17 | 1,422 | 1,443 | 1,422 | 1,429 | +0.49% | 27,900 | 435億8922万 | +4.38% |
| 02/16 | 1,444 | 1,454 | 1,420 | 1,422 | -0.77% | 35,300 | 433億7570万 | +4.1% |
| 02/13 | 1,449 | 1,451 | 1,430 | 1,433 | -1.1% | 29,700 | 437億1124万 | +5.21% |
| 02/12 | 1,427 | 1,460 | 1,422 | 1,449 | +1.54% | 47,700 | 441億9929万 | +6.7% |
| 02/10 | 1,414 | 1,449 | 1,400 | 1,427 | +4.01% | 89,500 | 435億2822万 | +5.47% |
| 02/09 | (IR情報)15:30 配当予想の修正(増配)に関するお知らせ |
| 02/09 | (IR情報)15:30 自己株式取得に係る事項の決定に関するお知らせ |
| 02/09 | (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) |
| 02/09 | 1,384 | 1,388 | 1,370 | 1,372 | +1.33% | 37,600 | 418億5054万 | +1.7% |
| 02/06 | 1,355 | 1,367 | 1,350 | 1,354 | +0.15% | 19,400 | 413億148万 | +0.45% |
| 02/05 | 1,370 | 1,370 | 1,352 | 1,352 | -0.29% | 20,700 | 412億4047万 | +0.3% |
| 02/04 | 1,347 | 1,360 | 1,346 | 1,356 | +0.59% | 14,100 | 413億6248万 | +0.67% |
| 02/03 | 1,334 | 1,351 | 1,333 | 1,348 | +1.13% | 17,700 | 411億1846万 | +0.22% |
| 02/02 | 1,336 | 1,342 | 1,333 | 1,333 | +0.68% | 12,600 | 406億6091万 | -0.82% |
| 01/30 | 1,321 | 1,329 | 1,315 | 1,324 | +0.84% | 15,600 | 403億8638万 | -1.41% |
| 01/29 | 1,326 | 1,326 | 1,311 | 1,313 | -0.91% | 25,200 | 400億5084万 | -2.16% |
| 01/28 | 1,335 | 1,336 | 1,325 | 1,325 | -0.82% | 17,800 | 404億1688万 | -1.27% |
| 01/27 | 1,336 | 1,346 | 1,332 | 1,336 | -0.3% | 21,200 | 407億5242万 | -0.37% |
| 01/26 | 1,351 | 1,354 | 1,335 | 1,340 | -1.62% | 31,800 | 408億7443万 | 0% |
| 01/23 | 1,358 | 1,366 | 1,356 | 1,362 | +0.29% | 12,000 | 415億4550万 | +1.79% |
| 01/22 | 1,345 | 1,360 | 1,344 | 1,358 | +0.82% | 14,200 | 414億2349万 | +1.65% |
| 01/21 | 1,350 | 1,353 | 1,341 | 1,347 | -0.44% | 16,500 | 410億8795万 | +1.05% |
| 01/20 | 1,378 | 1,386 | 1,353 | 1,353 | -2.24% | 23,700 | 412億7097万 | +1.65% |
| 01/19 | 1,387 | 1,387 | 1,368 | 1,384 | -0.22% | 15,900 | 422億1658万 | +4.22% |
| 01/16 | 1,377 | 1,388 | 1,377 | 1,387 | +0.65% | 15,100 | 423億809万 | +4.76% |
| 01/15 | 1,382 | 1,385 | 1,374 | 1,378 | -0.36% | 22,400 | 420億3356万 | +4.31% |
| 01/14 | 1,361 | 1,383 | 1,361 | 1,383 | +1.1% | 19,400 | 421億8607万 | +5.01% |
| 01/13 | 1,350 | 1,372 | 1,343 | 1,368 | +2.32% | 33,300 | 417億2852万 | +4.11% |
| 01/09 | 1,325 | 1,337 | 1,325 | 1,337 | +0.83% | 20,900 | 407億8292万 | +2.06% |
| 01/08 | 1,327 | 1,336 | 1,326 | 1,326 | -0.08% | 15,100 | 404億4738万 | +1.38% |
| 01/07 | 1,336 | 1,342 | 1,327 | 1,327 | -0.45% | 15,800 | 404億7789万 | +1.53% |
| 01/06 | 1,332 | 1,340 | 1,332 | 1,333 | +0.23% | 14,100 | 406億6091万 | +2.07% |
| 01/05 | 1,344 | 1,346 | 1,326 | 1,330 | -0.89% | 27,200 | 405億6940万 | +1.92% |
| 2025 |
| 12/30 | 1,352 | 1,352 | 1,342 | 1,342 | -0.59% | 11,000 | 409億3544万 | +2.91% |
| 12/29 | 1,346 | 1,352 | 1,336 | 1,350 | +1.81% | 23,700 | 411億7946万 | +3.69% |
| 12/26 | (IR情報)15:30 連結子会社による株式会社プラステンメディカルの株式取得のお知らせ |
| 12/26 | 1,334 | 1,337 | 1,320 | 1,326 | +0.23% | 14,500 | 404億4738万 | +1.92% |
| 12/25 | 1,311 | 1,323 | 1,309 | 1,323 | +1.53% | 9,200 | 403億5587万 | +1.93% |
| 12/24 | 1,306 | 1,318 | 1,303 | 1,303 | -0.53% | 11,700 | 397億4581万 | +0.54% |
| 12/23 | 1,302 | 1,321 | 1,302 | 1,310 | +0.77% | 8,800 | 399億5933万 | +1.16% |
| 12/22 | 1,330 | 1,330 | 1,300 | 1,300 | -2.26% | 15,500 | 396億5430万 | +0.46% |
| 12/19 | 1,306 | 1,330 | 1,306 | 1,330 | +2.07% | 19,300 | 405億6940万 | +2.78% |
| 12/18 | (IR情報)15:30 連結子会社による孫会社の吸収合併に関するお知らせ |
| 12/18 | 1,304 | 1,304 | 1,295 | 1,303 | +0.23% | 8,100 | 397億4581万 | +0.85% |
| 12/17 | 1,292 | 1,301 | 1,292 | 1,300 | +0.7% | 6,100 | 396億5430万 | +0.7% |
| 12/16 | 1,312 | 1,312 | 1,290 | 1,291 | -1% | 11,700 | 393億7977万 | 0% |
| 12/15 | 1,298 | 1,304 | 1,296 | 1,304 | +0.62% | 8,700 | 397億7631万 | +1.09% |
| 12/12 | 1,292 | 1,298 | 1,286 | 1,296 | +1.17% | 13,900 | 395億3228万 | +0.54% |
| 12/11 | 1,290 | 1,293 | 1,281 | 1,281 | -0.77% | 11,400 | 390億7474万 | -0.54% |
| 12/10 | 1,313 | 1,313 | 1,291 | 1,291 | -0.08% | 11,000 | 393億7977万 | +0.39% |
| 12/09 | 1,294 | 1,295 | 1,289 | 1,292 | +0.16% | 11,000 | 394億1027万 | +0.54% |
| 12/08 | 1,293 | 1,298 | 1,289 | 1,290 | +0.16% | 11,300 | 393億4926万 | +0.55% |
| 12/05 | 1,286 | 1,293 | 1,286 | 1,288 | -0.85% | 6,700 | 392億8826万 | +0.47% |
| 12/04 | 1,281 | 1,299 | 1,281 | 1,299 | +1.25% | 12,800 | 396億2379万 | +1.33% |
| 12/03 | 1,285 | 1,294 | 1,283 | 1,283 | -0.54% | 12,700 | 391億3574万 | +0.16% |
| 12/02 | 1,292 | 1,300 | 1,290 | 1,290 | -0.08% | 14,700 | 393億4926万 | +0.55% |
| 12/01 | 1,303 | 1,303 | 1,291 | 1,291 | -0.77% | 11,000 | 393億7977万 | +0.55% |
| 11/28 | 1,304 | 1,311 | 1,295 | 1,301 | 0% | 10,500 | 396億8480万 | +1.25% |
| 11/27 | 1,313 | 1,313 | 1,295 | 1,301 | -0.84% | 11,600 | 396億8480万 | +1.25% |
| 11/26 | 1,310 | 1,323 | 1,308 | 1,312 | +0.54% | 13,500 | 400億2034万 | +2.1% |
| 11/25 | 1,304 | 1,309 | 1,300 | 1,305 | +0.08% | 8,000 | 398億681万 | +1.48% |
| 11/21 | 1,271 | 1,304 | 1,271 | 1,304 | +2.6% | 15,800 | 397億7631万 | +1.48% |
| 11/20 | 1,285 | 1,285 | 1,271 | 1,271 | -0.31% | 9,500 | 387億6970万 | -1.09% |
| 11/19 | 1,274 | 1,286 | 1,274 | 1,275 | +0.08% | 10,300 | 388億9172万 | -0.93% |
| 11/18 | 1,278 | 1,287 | 1,274 | 1,274 | -0.39% | 12,200 | 388億6121万 | -1.01% |
| 11/17 | 1,295 | 1,300 | 1,279 | 1,279 | -0.85% | 9,700 | 390億1373万 | -0.7% |
| 11/14 | 1,291 | 1,294 | 1,283 | 1,290 | -0.15% | 9,600 | 393億4926万 | 0% |
| 11/13 | 1,298 | 1,307 | 1,285 | 1,292 | +0.39% | 10,800 | 394億1027万 | +0.08% |
| 11/12 | 1,278 | 1,299 | 1,278 | 1,287 | +0.7% | 12,400 | 392億5775万 | -0.46% |
| 11/11 | 1,287 | 1,289 | 1,270 | 1,278 | +0.16% | 11,100 | 389億8323万 | -1.31% |
| 11/10 | 1,281 | 1,295 | 1,276 | 1,276 | -0.08% | 12,500 | 389億2222万 | -1.54% |
| 11/07 | 1,263 | 1,277 | 1,263 | 1,277 | +0.55% | 9,300 | 389億5272万 | -1.54% |
| 11/06 | 1,271 | 1,280 | 1,262 | 1,270 | +2.25% | 18,800 | 387億3920万 | -2.16% |
| 11/05 | (IR情報)15:30 2026年3月期第2四半期(中間期)決算短信〔日本基準〕(連結) |
| 11/05 | 1,253 | 1,258 | 1,241 | 1,242 | -0.64% | 19,100 | 378億8511万 | -4.46% |
| 11/04 | 1,260 | 1,264 | 1,250 | 1,250 | -0.87% | 23,700 | 381億2913万 | -4.14% |
| 10/31 | 1,268 | 1,268 | 1,248 | 1,261 | +0.4% | 25,300 | 384億6467万 | -3.74% |
| 10/30 | 1,287 | 1,287 | 1,256 | 1,256 | -1.49% | 31,800 | 383億1215万 | -4.34% |
| 10/29 | 1,293 | 1,294 | 1,275 | 1,275 | -1.39% | 22,300 | 388億9172万 | -3.19% |
| 10/28 | 1,307 | 1,318 | 1,293 | 1,293 | -2.64% | 21,400 | 394億4077万 | -2.05% |
| 10/27 | 1,318 | 1,328 | 1,317 | 1,328 | +1.84% | 13,400 | 405億839万 | +0.45% |
| 10/24 | 1,316 | 1,325 | 1,304 | 1,304 | -0.91% | 10,300 | 397億7631万 | -1.44% |
| 10/23 | 1,307 | 1,332 | 1,307 | 1,316 | +1% | 13,700 | 401億4235万 | -0.68% |
| 10/22 | 1,312 | 1,324 | 1,303 | 1,303 | -0.69% | 19,500 | 397億4581万 | -1.81% |
| 10/21 | 1,328 | 1,328 | 1,312 | 1,312 | -0.61% | 7,300 | 400億2034万 | -1.2% |
| 10/20 | 1,310 | 1,320 | 1,303 | 1,320 | +1.85% | 10,200 | 402億6436万 | -0.75% |
| 10/17 | 1,301 | 1,304 | 1,294 | 1,296 | -0.38% | 11,800 | 395億3228万 | -2.63% |
| 10/16 | 1,308 | 1,313 | 1,301 | 1,301 | -0.54% | 9,300 | 396億8480万 | -2.33% |
| 10/15 | 1,300 | 1,313 | 1,300 | 1,308 | +1.79% | 9,100 | 398億9832万 | -1.95% |
| 10/14 | 1,290 | 1,295 | 1,279 | 1,285 | -0.7% | 25,100 | 391億9675万 | -3.67% |
| 10/10 | 1,313 | 1,317 | 1,294 | 1,294 | -2.93% | 25,000 | 394億7128万 | -3.14% |
| 10/09 | 1,326 | 1,339 | 1,324 | 1,333 | +0.53% | 11,900 | 406億6091万 | -0.3% |
| 10/08 | 1,336 | 1,348 | 1,326 | 1,326 | -0.38% | 8,100 | 404億4738万 | -0.82% |
| 10/07 | 1,335 | 1,337 | 1,325 | 1,331 | -0.45% | 10,000 | 405億9990万 | -0.52% |