| 2024 |
| 04/24 | （IR情報）10:30 低炭素水素製造事業計画が「中部圏低炭素水素認証制度」に認定 |
| 04/24 | 1,590 | 1,618 | 1,590 | 1,615 | +1.96% | 19,600 | 206億1679万 | +1.76% |
| 04/23 | 1,600 | 1,602 | 1,573 | 1,584 | -0.13% | 24,700 | 202億2105万 | 0% |
| 04/22 | 1,579 | 1,590 | 1,566 | 1,586 | +1.28% | 26,700 | 202億4659万 | +0.25% |
| 04/19 | 1,596 | 1,596 | 1,540 | 1,566 | -2.13% | 52,000 | 199億9127万 | -0.82% |
| 04/18 | 1,580 | 1,600 | 1,568 | 1,600 | +1.39% | 18,200 | 204億2531万 | +1.52% |
| 04/17 | 1,592 | 1,604 | 1,562 | 1,578 | -1.38% | 36,800 | 201億4446万 | +0.38% |
| 04/16 | 1,660 | 1,660 | 1,595 | 1,600 | -3.56% | 41,600 | 204億2531万 | +1.98% |
| 04/15 | （IR情報）15:00 役員の異動および新経営体制に関するお知らせ |
| 04/15 | 1,649 | 1,661 | 1,642 | 1,659 | +0.48% | 27,400 | 211億7849万 | +6.01% |
| 04/12 | 1,670 | 1,700 | 1,651 | 1,651 | -0.72% | 67,400 | 210億7636万 | +5.83% |
| 04/11 | 1,650 | 1,667 | 1,638 | 1,663 | +0.06% | 51,200 | 212億2955万 | +6.88% |
| 04/10 | 1,635 | 1,674 | 1,625 | 1,662 | +3.88% | 115,800 | 212億1679万 | +7.16% |
| 04/09 | 1,565 | 1,600 | 1,557 | 1,600 | +2.5% | 39,600 | 204億2531万 | +3.56% |
| 04/08 | 1,563 | 1,572 | 1,553 | 1,561 | -0.45% | 26,500 | 199億2744万 | +1.36% |
| 04/05 | 1,570 | 1,575 | 1,548 | 1,568 | -1.63% | 47,500 | 200億1680万 | +1.95% |
| 04/04 | 1,585 | 1,607 | 1,576 | 1,594 | +0.89% | 40,900 | 203億4871万 | +3.84% |
| 04/03 | 1,564 | 1,593 | 1,550 | 1,580 | +1.02% | 32,800 | 201億6999万 | +3.07% |
| 04/02 | 1,577 | 1,596 | 1,562 | 1,564 | -0.7% | 40,000 | 199億6574万 | +2.22% |
| 04/01 | 1,595 | 1,610 | 1,557 | 1,575 | +0.13% | 37,800 | 201億616万 | +3.08% |
| 03/29 | 1,548 | 1,580 | 1,533 | 1,573 | +2.81% | 37,500 | 200億8063万 | +3.15% |
| 03/28 | 1,537 | 1,548 | 1,529 | 1,530 | -2.11% | 23,300 | 195億3170万 | +0.59% |
| 03/27 | 1,558 | 1,575 | 1,558 | 1,563 | +0.32% | 43,400 | 199億5297万 | +2.83% |
| 03/26 | 1,535 | 1,560 | 1,535 | 1,558 | +1.04% | 46,800 | 198億8914万 | +2.7% |
| 03/25 | 1,549 | 1,556 | 1,541 | 1,542 | -0.64% | 26,700 | 196億8489万 | +1.92% |
| 03/22 | 1,552 | 1,555 | 1,540 | 1,552 | 0% | 29,900 | 198億1255万 | +2.85% |
| 03/21 | 1,550 | 1,564 | 1,549 | 1,552 | +0.58% | 43,100 | 198億1255万 | +3.12% |
| 03/19 | 1,536 | 1,543 | 1,525 | 1,543 | +1.11% | 24,400 | 196億9766万 | +2.73% |
| 03/18 | 1,524 | 1,526 | 1,511 | 1,526 | +1.13% | 14,100 | 194億8064万 | +1.87% |
| 03/15 | 1,498 | 1,510 | 1,495 | 1,509 | +0.73% | 16,800 | 192億6362万 | +0.87% |
| 03/14 | 1,494 | 1,502 | 1,488 | 1,498 | +0.27% | 8,900 | 191億2319万 | +0.27% |
| 03/13 | 1,518 | 1,518 | 1,487 | 1,494 | -0.8% | 10,300 | 190億7213万 | +0.13% |
| 03/12 | 1,483 | 1,506 | 1,470 | 1,506 | +0.67% | 26,200 | 192億2532万 | +1.01% |
| 03/11 | 1,540 | 1,540 | 1,484 | 1,496 | -3.42% | 35,200 | 190億9766万 | +0.47% |
| 03/08 | 1,525 | 1,556 | 1,521 | 1,549 | +0.98% | 50,000 | 197億7425万 | +4.03% |
| 03/07 | 1,543 | 1,554 | 1,529 | 1,534 | -0.07% | 29,200 | 195億8276万 | +3.23% |
| 03/06 | 1,515 | 1,535 | 1,514 | 1,535 | +1.39% | 28,300 | 195億9553万 | +3.58% |
| 03/05 | 1,486 | 1,521 | 1,485 | 1,514 | +1.75% | 35,400 | 193億2745万 | +2.37% |
| 03/04 | 1,504 | 1,506 | 1,484 | 1,488 | -0.93% | 32,800 | 189億9554万 | +0.81% |
| 03/01 | （IR情報）15:00 組織改編および人事異動に関するお知らせ |
| 03/01 | 1,507 | 1,513 | 1,495 | 1,502 | -0.53% | 23,900 | 191億7426万 | +1.83% |
| 02/29 | 1,518 | 1,521 | 1,500 | 1,510 | -0.92% | 18,600 | 192億7638万 | +2.58% |
| 02/28 | 1,515 | 1,534 | 1,515 | 1,524 | +0.59% | 17,300 | 194億5510万 | +3.74% |
| 02/27 | 1,507 | 1,523 | 1,502 | 1,515 | +0.26% | 32,300 | 193億4021万 | +3.34% |
| 02/26 | 1,496 | 1,520 | 1,496 | 1,511 | +1.21% | 32,800 | 192億8915万 | +3.28% |
| 02/22 | 1,507 | 1,507 | 1,486 | 1,493 | +0.47% | 14,100 | 190億5936万 | +2.19% |
| 02/21 | 1,494 | 1,504 | 1,482 | 1,486 | -0.47% | 20,900 | 189億7000万 | +1.92% |
| 02/20 | 1,488 | 1,502 | 1,482 | 1,493 | +0.54% | 26,200 | 190億5936万 | +2.54% |
| 02/19 | 1,468 | 1,485 | 1,465 | 1,485 | +1.71% | 22,300 | 189億5724万 | +2.2% |
| 02/16 | 1,463 | 1,468 | 1,454 | 1,460 | +1.04% | 19,700 | 186億3809万 | +0.62% |
| 02/15 | 1,468 | 1,468 | 1,435 | 1,445 | -0.55% | 17,300 | 184億4660万 | -0.28% |
| 02/14 | 1,469 | 1,469 | 1,450 | 1,453 | -1.36% | 21,300 | 185億4873万 | +0.35% |
| 02/13 | 1,461 | 1,473 | 1,451 | 1,473 | +1.17% | 27,700 | 188億405万 | +1.8% |
| 02/09 | 1,463 | 1,465 | 1,450 | 1,456 | -1.02% | 20,300 | 185億8703万 | +0.76% |
| 02/08 | 1,463 | 1,472 | 1,449 | 1,471 | +0.62% | 24,200 | 187億7852万 | +1.87% |
| 02/07 | 1,454 | 1,469 | 1,454 | 1,462 | +0.55% | 16,200 | 186億6362万 | +1.46% |
| 02/06 | 1,462 | 1,465 | 1,453 | 1,454 | -0.27% | 15,200 | 185億6150万 | +1.11% |
| 02/05 | 1,470 | 1,470 | 1,456 | 1,458 | -0.55% | 38,500 | 186億1256万 | +1.53% |
| 02/02 | 1,486 | 1,486 | 1,465 | 1,466 | -0.74% | 51,900 | 187億1469万 | +2.3% |
| 02/01 | 1,472 | 1,492 | 1,468 | 1,477 | +0.2% | 58,300 | 188億5511万 | +3.36% |
| 01/31 | （IR情報）15:00 2024年3月期第3四半期決算短信〔日本基準〕(連結) |
| 01/31 | 1,452 | 1,474 | 1,452 | 1,474 | +1.59% | 51,100 | 188億1681万 | +3.37% |
| 01/30 | 1,461 | 1,471 | 1,450 | 1,451 | -0.62% | 22,500 | 185億2320万 | +2.04% |
| 01/29 | 1,440 | 1,460 | 1,440 | 1,460 | +1.39% | 24,900 | 186億3809万 | +2.82% |
| 01/26 | 1,445 | 1,450 | 1,440 | 1,440 | -0.55% | 15,100 | 183億1265万 | +1.62% |
| 01/25 | （IR情報）11:00 従業員持株会向け譲渡制限付株式インセンティブとしての新株式の発行の払込完了及び一部失権に関するお知らせ |
| 01/25 | 1,435 | 1,456 | 1,435 | 1,448 | +0.77% | 31,000 | 184億1438万 | +2.4% |
| 01/24 | 1,439 | 1,447 | 1,433 | 1,437 | -0.14% | 15,600 | 182億7450万 | +1.91% |
| 01/23 | 1,450 | 1,452 | 1,435 | 1,439 | -0.48% | 22,000 | 182億9993万 | +2.27% |
| 01/22 | 1,440 | 1,457 | 1,440 | 1,446 | +0.42% | 31,600 | 183億8895万 | +2.99% |
| 01/19 | 1,449 | 1,450 | 1,437 | 1,440 | -0.62% | 18,600 | 183億1265万 | +2.78% |
| 01/18 | 1,440 | 1,453 | 1,430 | 1,449 | +1.4% | 16,700 | 184億2710万 | +3.57% |
| 01/17 | 1,444 | 1,453 | 1,429 | 1,429 | +0.07% | 36,900 | 181億7276万 | +2.36% |
| 01/16 | 1,445 | 1,445 | 1,425 | 1,428 | -0.28% | 23,800 | 181億6004万 | +2.44% |
| 01/15 | 1,409 | 1,443 | 1,409 | 1,432 | +1.2% | 29,300 | 182億1091万 | +2.8% |
| 01/12 | 1,429 | 1,429 | 1,410 | 1,415 | -0.98% | 14,200 | 179億9472万 | +1.73% |
| 01/11 | 1,427 | 1,436 | 1,423 | 1,429 | +0.49% | 19,600 | 181億7276万 | +2.73% |
| 01/10 | 1,422 | 1,430 | 1,416 | 1,422 | +0.14% | 18,800 | 180億8374万 | +2.23% |
| 01/09 | 1,426 | 1,438 | 1,414 | 1,420 | -0.42% | 18,000 | 180億5831万 | +2.08% |
| 01/05 | 1,435 | 1,435 | 1,424 | 1,426 | +0.42% | 10,600 | 181億3461万 | +2.44% |
| 01/04 | 1,404 | 1,424 | 1,388 | 1,420 | +1.5% | 23,300 | 180億5831万 | +2.08% |
| 2023 |
| 12/29 | 1,408 | 1,408 | 1,391 | 1,399 | 0% | 9,900 | 177億9125万 | +0.65% |
| 12/28 | 1,387 | 1,404 | 1,387 | 1,399 | +0.72% | 10,900 | 177億9125万 | +0.58% |
| 12/27 | 1,379 | 1,393 | 1,370 | 1,389 | +0.73% | 29,500 | 176億6407万 | -0.07% |
| 12/26 | 1,384 | 1,391 | 1,376 | 1,379 | -0.36% | 10,900 | 175億3690万 | -0.79% |
| 12/25 | 1,401 | 1,411 | 1,382 | 1,384 | -0.86% | 15,200 | 176億49万 | -0.43% |
| 12/22 | 1,398 | 1,403 | 1,392 | 1,396 | +0.87% | 17,200 | 177億5309万 | +0.36% |
| 12/21 | 1,383 | 1,400 | 1,377 | 1,384 | -0.36% | 24,200 | 176億49万 | -0.5% |
| 12/20 | 1,386 | 1,410 | 1,382 | 1,389 | +0.58% | 29,100 | 176億6407万 | -0.22% |
| 12/19 | 1,356 | 1,381 | 1,348 | 1,381 | +1.62% | 31,600 | 175億6234万 | -0.79% |
| 12/18 | 1,359 | 1,361 | 1,345 | 1,359 | -0.51% | 16,400 | 172億8256万 | -2.44% |
| 12/15 | （IR情報）15:00 連結子会社であるエム・ディーマシナリー株式会社の吸収合併(簡易合併・略式合併)に関するお知らせ |
| 12/15 | 1,360 | 1,367 | 1,352 | 1,366 | +0.52% | 16,900 | 173億7158万 | -2.01% |
| 12/14 | 1,360 | 1,370 | 1,346 | 1,359 | -0.07% | 43,900 | 172億8256万 | -2.58% |
| 12/13 | 1,370 | 1,373 | 1,352 | 1,360 | -0.73% | 27,400 | 172億9528万 | -2.58% |
| 12/12 | 1,387 | 1,391 | 1,370 | 1,370 | -1.72% | 20,300 | 174億2245万 | -2.07% |
| 12/11 | 1,378 | 1,397 | 1,375 | 1,394 | +1.75% | 17,600 | 177億2766万 | -0.5% |
| 12/08 | 1,383 | 1,385 | 1,362 | 1,370 | -1.37% | 57,600 | 174億2245万 | -2.21% |
| 12/07 | 1,392 | 1,396 | 1,384 | 1,389 | -0.57% | 13,000 | 176億6407万 | -0.93% |
| 12/06 | 1,391 | 1,403 | 1,388 | 1,397 | +0.87% | 17,500 | 177億6581万 | -0.36% |
| 12/05 | 1,414 | 1,414 | 1,385 | 1,385 | -2.26% | 28,500 | 176億1321万 | -1.14% |
| 12/04 | 1,422 | 1,422 | 1,405 | 1,417 | -0.35% | 13,200 | 180億2015万 | +1.14% |
| 12/01 | 1,435 | 1,443 | 1,418 | 1,422 | -0.56% | 23,200 | 180億8374万 | +1.72% |
| 11/30 | 1,428 | 1,434 | 1,408 | 1,430 | -0.28% | 19,200 | 181億8548万 | +2.36% |
| 11/29 | 1,410 | 1,442 | 1,405 | 1,434 | +1.77% | 62,900 | 182億3635万 | +2.87% |
| 11/28 | 1,403 | 1,409 | 1,400 | 1,409 | +0.57% | 17,800 | 179億1842万 | +1.29% |
