| 2019 |
| 06/07 | 16:00 2019年10月期第2四半期決算短信〔日本基準〕(連結) |
| 06/07 | 16:00 クミアイ化学工業株式会社による株式会社理研グリーンの完全子会社化に関する株式交換契約締結(簡易株式交換)のお知らせ |
| 06/04 | 445 | 451 | 433 | 449 | +0.9% | 27,400 | 30億439万 | -8.74% |
| 06/03 | 465 | 471 | 441 | 445 | -4.3% | 34,400 | 29億7762万 | -9.74% |
| 05/31 | 508 | 574 | 465 | 465 | -5.87% | 377,000 | 31億1145万 | -6.25% |
| 05/30 | 15:00 業績予想の修正に関するお知らせ |
| 05/30 | 494 | 494 | 494 | 494 | +0.2% | 200 | 33億550万 | -0.6% |
| 05/29 | 491 | 493 | 491 | 493 | +0.2% | 300 | 32億9881万 | -0.8% |
| 05/28 | 492 | 492 | 492 | 492 | -0.2% | 100 | 32億9211万 | -1.01% |
| 05/27 | 489 | 493 | 489 | 493 | +0.82% | 700 | 32億9881万 | -1% |
| 05/24 | 477 | 496 | 477 | 489 | +3.16% | 5,100 | 32億7204万 | -1.81% |
| 05/23 | 470 | 474 | 465 | 474 | +0.85% | 1,800 | 31億7167万 | -4.82% |
| 05/22 | 470 | 470 | 468 | 470 | 0% | 2,700 | 31億4491万 | -5.81% |
| 05/21 | 464 | 470 | 464 | 470 | +1.29% | 600 | 31億4491万 | -6% |
| 05/20 | 464 | 464 | 464 | 464 | 0% | 300 | 31億476万 | -7.39% |
| 05/17 | 462 | 470 | 450 | 464 | -0.22% | 10,800 | 31億476万 | -7.57% |
| 05/16 | 477 | 478 | 458 | 465 | -2.52% | 7,500 | 31億1145万 | -7.55% |
| 05/15 | 490 | 490 | 477 | 477 | -3.05% | 6,800 | 31億9175万 | -5.36% |
| 05/14 | 490 | 492 | 478 | 492 | -0.61% | 8,000 | 32億9211万 | -2.57% |
| 05/13 | 505 | 505 | 491 | 495 | -3.88% | 6,500 | 33億1219万 | -1.98% |
| 05/10 | 540 | 542 | 513 | 515 | -4.45% | 20,900 | 34億4601万 | +1.98% |
| 05/09 | 540 | 540 | 526 | 539 | +0.56% | 9,600 | 36億661万 | +6.94% |
| 05/08 | 538 | 539 | 512 | 536 | -0.19% | 8,800 | 35億8653万 | +6.77% |
| 05/07 | 530 | 537 | 515 | 537 | +1.32% | 18,000 | 35億9322万 | +7.19% |
| 04/26 | 528 | 530 | 516 | 530 | +0.57% | 6,400 | 35億4638万 | +6.21% |
| 04/25 | 510 | 527 | 505 | 527 | +3.74% | 11,300 | 35億2631万 | +6.04% |
| 04/24 | 496 | 508 | 496 | 508 | +0.4% | 2,800 | 33億9918万 | +2.83% |
| 04/23 | 504 | 506 | 499 | 506 | +3.27% | 1,600 | 33億8579万 | +2.64% |
| 04/22 | 494 | 494 | 488 | 490 | -2.58% | 1,300 | 32億7873万 | -0.2% |
| 04/19 | 501 | 503 | 501 | 503 | +0.6% | 200 | 33億6572万 | +2.44% |
| 04/18 | 500 | 507 | 499 | 500 | 0% | 900 | 33億4565万 | +2.25% |
| 04/17 | 500 | 506 | 496 | 500 | 0% | 5,100 | 33億4565万 | +2.46% |
| 04/16 | 498 | 508 | 498 | 500 | -1.57% | 1,800 | 33億4565万 | +2.67% |
| 04/15 | 494 | 509 | 494 | 508 | +2.83% | 7,200 | 33億9918万 | +4.31% |
| 04/12 | 495 | 495 | 494 | 494 | +0.82% | 200 | 33億550万 | +1.86% |
| 04/11 | 490 | 494 | 490 | 490 | -0.61% | 1,400 | 32億7873万 | +1.24% |
| 04/10 | 491 | 493 | 491 | 493 | +0.41% | 700 | 32億9881万 | +2.07% |
| 04/09 | 491 | 491 | 481 | 491 | 0% | 5,400 | 32億8542万 | +1.87% |
| 04/08 | 494 | 495 | 490 | 491 | -0.61% | 1,000 | 32億8542万 | +2.08% |
| 04/05 | 490 | 494 | 488 | 494 | 0% | 1,100 | 33億550万 | +2.92% |
| 04/04 | 490 | 494 | 490 | 494 | +0.2% | 500 | 33億550万 | +2.92% |
| 04/03 | 490 | 493 | 487 | 493 | 0% | 1,500 | 32億9881万 | +2.71% |
| 04/02 | 494 | 494 | 491 | 493 | +0.2% | 1,700 | 32億9881万 | +2.92% |
| 04/01 | 492 | 493 | 492 | 492 | 0% | 1,100 | 32億9211万 | +2.93% |
| 03/29 | 494 | 494 | 478 | 492 | -0.4% | 3,900 | 32億9211万 | +3.14% |
| 03/28 | 495 | 495 | 492 | 494 | -0.2% | 1,000 | 33億550万 | +4% |
| 03/27 | 495 | 495 | 488 | 495 | -0.8% | 900 | 33億1219万 | +4.65% |
| 03/26 | 486 | 499 | 486 | 499 | +2.67% | 1,900 | 33億3895万 | +5.72% |
| 03/25 | 481 | 490 | 480 | 486 | +1.25% | 4,200 | 32億5197万 | +3.4% |
| 03/22 | 476 | 480 | 476 | 480 | +1.27% | 2,100 | 32億1182万 | +2.35% |
| 03/20 | 469 | 474 | 469 | 474 | +0.64% | 2,600 | 31億7167万 | +1.28% |
| 03/19 | 463 | 471 | 463 | 471 | +1.29% | 1,100 | 31億5160万 | +0.86% |
| 03/18 | 468 | 472 | 465 | 465 | -1.27% | 1,400 | 31億1145万 | -0.43% |
| 03/15 | 476 | 476 | 460 | 471 | -1.05% | 4,800 | 31億5160万 | +1.07% |
| 03/14 | 471 | 477 | 471 | 476 | 0% | 3,400 | 31億8505万 | +2.37% |
| 03/12 | 474 | 481 | 473 | 476 | +0.42% | 1,200 | 31億8505万 | +3.03% |
| 03/11 | 461 | 477 | 455 | 474 | -0.63% | 6,200 | 31億7167万 | +3.04% |
| 03/08 | 15:00 2019年10月期第1四半期決算短信〔日本基準〕(連結) |
| 03/08 | 477 | 477 | 465 | 477 | +1.06% | 5,100 | 31億9175万 | +4.15% |
| 03/07 | 455 | 472 | 455 | 472 | +1.51% | 4,100 | 31億5829万 | +3.28% |
| 03/06 | 461 | 465 | 461 | 465 | 0% | 300 | 31億1145万 | +2.2% |
| 03/05 | 461 | 465 | 461 | 465 | 0% | 300 | 31億1145万 | +2.42% |
| 03/04 | 462 | 465 | 462 | 465 | +0.65% | 3,100 | 31億1145万 | +2.65% |
| 03/01 | 476 | 476 | 462 | 462 | -3.35% | 1,600 | 30億9138万 | +2.21% |
| 02/28 | 472 | 479 | 472 | 478 | -1.85% | 600 | 31億9844万 | +5.99% |
| 02/26 | 479 | 487 | 478 | 487 | 0% | 3,900 | 32億5866万 | +8.22% |
| 02/25 | 487 | 487 | 478 | 487 | -0.61% | 6,400 | 32億5866万 | +8.71% |
| 02/22 | 497 | 497 | 480 | 490 | +6.52% | 14,500 | 32億7873万 | +9.87% |
| 02/21 | 461 | 465 | 448 | 460 | +0.22% | 9,100 | 30億7799万 | +3.6% |
| 02/20 | 457 | 459 | 456 | 459 | +1.55% | 1,100 | 30億7130万 | +3.61% |
| 02/19 | 453 | 454 | 450 | 452 | +1.57% | 2,400 | 30億2446万 | +2.26% |
| 02/18 | 453 | 470 | 444 | 445 | -2.63% | 5,400 | 29億7762万 | +1.14% |
| 02/15 | 464 | 464 | 441 | 457 | -1.51% | 4,000 | 30億5792万 | +3.86% |
| 02/14 | 462 | 464 | 454 | 464 | +0.43% | 600 | 31億476万 | +5.69% |
| 02/13 | 454 | 476 | 454 | 462 | +1.76% | 7,900 | 30億9138万 | +5.48% |
| 02/12 | 453 | 457 | 444 | 454 | +0.22% | 3,200 | 30億3785万 | +3.89% |
| 02/08 | 449 | 453 | 448 | 453 | +0.89% | 1,100 | 30億3115万 | +4.14% |
| 02/07 | 440 | 449 | 440 | 449 | -0.44% | 3,900 | 30億439万 | +3.46% |
| 02/06 | 449 | 451 | 440 | 451 | +2.73% | 6,900 | 30億1777万 | +4.4% |
| 02/05 | 423 | 444 | 423 | 439 | +5.02% | 7,200 | 29億3748万 | +2.09% |
| 02/04 | 422 | 424 | 418 | 418 | -0.48% | 800 | 27億9696万 | -2.34% |
| 02/01 | 417 | 420 | 416 | 420 | -1.18% | 1,200 | 28億1034万 | -1.87% |
| 01/31 | 422 | 426 | 411 | 425 | -2.07% | 7,500 | 28億4380万 | -0.7% |
| 01/30 | 434 | 440 | 432 | 434 | 0% | 1,700 | 29億402万 | +1.4% |
| 01/29 | 15:00 支配株主等に関する事項について |
| 01/29 | 440 | 440 | 434 | 434 | -1.36% | 200 | 29億402万 | +1.64% |
| 01/28 | 439 | 440 | 439 | 440 | 0% | 300 | 29億4417万 | +2.56% |
| 01/25 | 440 | 444 | 433 | 440 | 0% | 2,300 | 29億4417万 | +1.85% |
| 01/24 | 441 | 441 | 434 | 440 | +0.23% | 4,900 | 29億4417万 | +0.92% |
| 01/23 | 445 | 446 | 438 | 439 | -1.35% | 1,200 | 29億3748万 | +0.46% |
| 01/22 | 448 | 453 | 437 | 445 | +2.3% | 1,100 | 29億7762万 | +1.6% |
| 01/21 | 440 | 442 | 435 | 435 | -1.14% | 1,500 | 29億1071万 | -0.68% |
| 01/18 | 448 | 448 | 440 | 440 | -2% | 1,400 | 29億4417万 | +0.46% |
| 01/17 | 435 | 449 | 435 | 449 | +3.22% | 5,000 | 30億439万 | +2.51% |
| 01/16 | 448 | 448 | 435 | 435 | +3.08% | 1,300 | 29億1071万 | -0.91% |
| 01/15 | 430 | 436 | 422 | 422 | +1.69% | 6,300 | 28億2372万 | -4.09% |
| 01/11 | 439 | 439 | 413 | 415 | -6.53% | 7,600 | 27億7688万 | -5.9% |
| 01/10 | 428 | 444 | 428 | 444 | +1.83% | 2,200 | 29億7093万 | +0.23% |
| 01/09 | 439 | 447 | 436 | 436 | -0.68% | 1,700 | 29億1740万 | -1.58% |
| 01/08 | 428 | 439 | 428 | 439 | +2.57% | 1,600 | 29億3748万 | -1.13% |
| 01/07 | 420 | 436 | 420 | 428 | +2.64% | 5,900 | 28億6387万 | -3.82% |
| 01/04 | 385 | 417 | 385 | 417 | +1.96% | 5,800 | 27億9027万 | -6.29% |
| 2018 |
| 12/28 | 407 | 425 | 407 | 409 | 0% | 2,900 | 27億3674万 | -8.3% |
| 12/27 | 402 | 420 | 402 | 409 | -0.24% | 8,200 | 27億3674万 | -8.5% |
| 12/26 | 377 | 410 | 377 | 410 | +6.49% | 8,700 | 27億4343万 | -8.48% |
