| 2023 |
| 06/16 | (IR情報)15:00 当社株式の上場廃止のお知らせ |
| 06/16 | 488 | 489 | 488 | 489 | +0.2% | 6,000 | 18億7776万 | +0.2% |
| 06/15 | 488 | 489 | 488 | 488 | -0.2% | 4,700 | 18億7392万 | 0% |
| 06/14 | 489 | 489 | 488 | 489 | +0.2% | 4,100 | 18億7776万 | +0.2% |
| 06/13 | 488 | 489 | 488 | 488 | 0% | 1,200 | 18億7392万 | 0% |
| 06/12 | 488 | 489 | 488 | 488 | 0% | 11,600 | 18億7392万 | -0.2% |
| 06/09 | 488 | 488 | 488 | 488 | 0% | 1,300 | 18億7392万 | -0.2% |
| 06/08 | 488 | 488 | 488 | 488 | 0% | 3,400 | 18億7392万 | -0.2% |
| 06/07 | 488 | 489 | 488 | 488 | 0% | 3,600 | 18億7392万 | -0.2% |
| 06/06 | 488 | 489 | 488 | 488 | 0% | 5,700 | 18億7392万 | -0.2% |
| 06/05 | 488 | 488 | 488 | 488 | 0% | 11,600 | 18億7392万 | -0.2% |
| 06/02 | 488 | 488 | 488 | 488 | 0% | 3,100 | 18億7392万 | -0.2% |
| 06/01 | 488 | 489 | 488 | 488 | 0% | 13,100 | 18億7392万 | -0.2% |
| 05/31 | 488 | 489 | 488 | 488 | -0.2% | 31,700 | 18億7392万 | -0.2% |
| 05/30 | (IR情報)15:00 株式併合、単元株式数の定めの廃止及び定款の一部変更に係る承認決議に関するお知らせ |
| 05/30 | 488 | 489 | 488 | 489 | +0.2% | 600 | 18億7776万 | 0% |
| 05/29 | 488 | 488 | 488 | 488 | 0% | 7,000 | 18億7392万 | -0.2% |
| 05/26 | 488 | 488 | 488 | 488 | -0.2% | 1,600 | 18億7392万 | -0.2% |
| 05/25 | 488 | 489 | 488 | 489 | +0.2% | 1,200 | 18億7776万 | 0% |
| 05/24 | 488 | 488 | 488 | 488 | -0.2% | 700 | 18億7392万 | -0.2% |
| 05/23 | 488 | 489 | 488 | 489 | +0.2% | 1,100 | 18億7776万 | 0% |
| 05/22 | 488 | 488 | 488 | 488 | -0.2% | 7,500 | 18億7392万 | 0% |
| 05/19 | 488 | 489 | 488 | 489 | 0% | 900 | 18億7776万 | +0.2% |
| 05/18 | 488 | 489 | 488 | 489 | 0% | 1,700 | 18億7776万 | +0.2% |
| 05/17 | 490 | 490 | 488 | 489 | 0% | 600 | 18億7776万 | +0.2% |
| 05/16 | (5%ルール)大阪ソーダ(0%) |
| 05/16 | 488 | 489 | 488 | 489 | +0.2% | 1,700 | 18億7776万 | +0.2% |
| 05/15 | 488 | 488 | 488 | 488 | -0.41% | 400 | 18億7392万 | 0% |
| 05/12 | 490 | 490 | 488 | 490 | 0% | 3,300 | 18億8160万 | +0.41% |
| 05/11 | 488 | 490 | 488 | 490 | +0.41% | 4,600 | 18億8160万 | +0.41% |
| 05/10 | (IR情報)17:00 営業外費用の計上及び業績予想値と実績値との差異に関するお知らせ |
| 05/10 | (IR情報)17:00 2023年3月期決算短信〔日本基準〕(非連結) |
| 05/10 | 489 | 489 | 488 | 488 | -0.41% | 1,600 | 18億7392万 | 0% |
| 05/09 | 488 | 490 | 488 | 490 | +0.41% | 11,800 | 18億8160万 | +0.41% |
| 05/08 | 488 | 488 | 488 | 488 | -0.2% | 500 | 18億7392万 | 0% |
| 05/08 | (IR情報)9:00 代表取締役及び役員異動に関するお知らせ |
| 05/08 | (IR情報)9:00 自己株式の消却に関するお知らせ |
| 05/08 | (IR情報)9:00 株式併合、単元株式数の定めの廃止及び定款の一部変更に関する臨時株主総会の開催のお知らせ |
| 05/02 | 488 | 489 | 488 | 489 | +0.2% | 600 | 18億7776万 | +0.2% |
| 05/01 | 488 | 488 | 488 | 488 | -0.41% | 200 | 18億7392万 | +0.21% |
| 04/28 | 496 | 496 | 488 | 490 | +0.41% | 7,700 | 18億8160万 | +0.62% |
| 04/26 | 488 | 488 | 488 | 488 | -0.2% | 100 | 18億7392万 | +0.21% |
| 04/25 | 489 | 489 | 488 | 489 | +0.2% | 1,100 | 18億7776万 | +0.41% |
| 04/24 | 488 | 489 | 488 | 488 | +0.21% | 14,800 | 18億7392万 | +0.21% |
| 04/21 | 487 | 487 | 487 | 487 | -0.41% | 500 | 18億7008万 | 0% |
| 04/20 | 487 | 489 | 487 | 489 | +0.2% | 500 | 18億7776万 | +0.41% |
| 04/19 | 487 | 488 | 487 | 488 | +0.21% | 200 | 18億7392万 | +0.21% |
| 04/18 | 487 | 488 | 487 | 487 | -0.2% | 1,200 | 18億7008万 | 0% |
| 04/17 | 488 | 488 | 488 | 488 | 0% | 57,800 | 18億7392万 | +0.21% |
| 04/14 | 487 | 488 | 487 | 488 | +0.21% | 18,700 | 18億7392万 | +0.21% |
| 04/13 | 487 | 487 | 487 | 487 | 0% | 300 | 18億7008万 | 0% |
| 04/12 | 487 | 488 | 487 | 487 | 0% | 800 | 18億7008万 | 0% |
| 04/11 | 487 | 487 | 487 | 487 | 0% | 2,500 | 18億7008万 | 0% |
| 04/10 | 487 | 487 | 487 | 487 | 0% | 600 | 18億7008万 | 0% |
| 04/07 | 487 | 488 | 487 | 487 | 0% | 1,500 | 18億7008万 | 0% |
| 04/06 | 487 | 487 | 487 | 487 | 0% | 200 | 18億7008万 | 0% |
| 04/05 | (5%ルール)三菱ケミカル(0%)三菱ケミカル物流(0%) |
| 04/05 | 487 | 487 | 487 | 487 | -0.2% | 500 | 18億7008万 | 0% |
| 04/04 | (5%ルール)大阪ソーダ(31.25%) |
| 04/04 | 488 | 488 | 487 | 488 | +0.21% | 4,100 | 18億7392万 | +0.21% |
| 04/03 | 487 | 487 | 487 | 487 | 0% | 37,200 | 18億7008万 | 0% |
| 03/31 | 487 | 487 | 487 | 487 | 0% | 2,600 | 18億7008万 | 0% |
| 03/30 | (IR情報)9:30 (訂正)「臨時株主総会招集のための基準日設定に関するお知らせ」の一部訂正について |
| 03/30 | 487 | 488 | 486 | 487 | +0.21% | 67,900 | 18億7008万 | 0% |
| 03/29 | (5%ルール)エンビプロHD(83.65%) |
| 03/29 | (IR情報)16:00 株式会社エンビプロ・ホールディングスによる当社株式に対する公開買付けの結果並びに親会社、その他の関係会社及び主要株主である筆頭株主の異動 |
| 03/29 | (IR情報)16:00 臨時株主総会招集のための基準日設定に関するお知らせ |
| 03/29 | 486 | 486 | 485 | 486 | +0.21% | 46,500 | 18億6624万 | -0.21% |
| 03/28 | 486 | 486 | 485 | 485 | 0% | 7,300 | 18億6240万 | -0.41% |
| 03/27 | 486 | 486 | 485 | 485 | 0% | 11,700 | 18億6240万 | -0.41% |
| 03/24 | 486 | 487 | 484 | 485 | -0.21% | 48,000 | 18億6240万 | -0.41% |
| 03/23 | 486 | 486 | 486 | 486 | 0% | 11,900 | 18億6624万 | -0.21% |
| 03/22 | 486 | 486 | 486 | 486 | 0% | 21,100 | 18億6624万 | -0.21% |
| 03/20 | 486 | 486 | 486 | 486 | -0.21% | 18,500 | 18億6624万 | -0.41% |
| 03/17 | 487 | 487 | 486 | 487 | +0.21% | 18,900 | 18億7008万 | +0.21% |
| 03/16 | 487 | 487 | 486 | 486 | -0.41% | 10,100 | 18億6624万 | +0.41% |
| 03/15 | 487 | 488 | 487 | 488 | +0.21% | 15,600 | 18億7392万 | +1.24% |
| 03/14 | 487 | 488 | 487 | 487 | 0% | 18,900 | 18億7008万 | +1.25% |
| 03/13 | 487 | 488 | 487 | 487 | 0% | 28,900 | 18億7008万 | +1.67% |
| 03/10 | 488 | 488 | 487 | 487 | -0.2% | 19,600 | 18億7008万 | +2.1% |
| 03/09 | 488 | 489 | 488 | 488 | 0% | 17,000 | 18億7392万 | +2.74% |
| 03/08 | 488 | 489 | 488 | 488 | 0% | 38,500 | 18億7392万 | +3.17% |
| 03/07 | 488 | 489 | 488 | 488 | 0% | 48,100 | 18億7392万 | +3.61% |
| 03/06 | 488 | 488 | 488 | 488 | 0% | 25,800 | 18億7392万 | +4.05% |
| 03/03 | 488 | 489 | 488 | 488 | 0% | 33,400 | 18億7392万 | +4.95% |
| 03/02 | 488 | 488 | 488 | 488 | 0% | 100,400 | 18億7392万 | +5.63% |
| 03/01 | 487 | 489 | 487 | 488 | +0.21% | 60,400 | 18億7392万 | +6.55% |
| 02/28 | 488 | 488 | 487 | 487 | 0% | 26,300 | 18億7008万 | +7.27% |
| 02/27 | 487 | 488 | 487 | 487 | -0.2% | 36,700 | 18億7008万 | +8.22% |
| 02/24 | 487 | 488 | 487 | 488 | +0.21% | 140,500 | 18億7392万 | +9.42% |
| 02/22 | 487 | 488 | 487 | 487 | 0% | 53,400 | 18億7008万 | +10.18% |
| 02/21 | 487 | 488 | 487 | 487 | 0% | 82,900 | 18億7008万 | +11.19% |
| 02/20 | 488 | 488 | 487 | 487 | -0.2% | 52,700 | 18億7008万 | +12.21% |
| 02/17 | 488 | 489 | 488 | 488 | 0% | 85,600 | 18億7392万 | +13.49% |
| 02/16 | 487 | 488 | 487 | 488 | 0% | 100,500 | 18億7392万 | +14.55% |
| 02/15 | 488 | 488 | 487 | 488 | +0.21% | 61,200 | 18億7392万 | +15.64% |
| 02/14 | 489 | 489 | 487 | 487 | -0.61% | 258,800 | 18億7008万 | +16.51% |
| 02/13 | 491 | 495 | 489 | 490 | +7.22% | 283,100 | 18億8160万 | +18.36% |
| 02/10 | (IR情報)16:00 繰延税金資産の取崩し及び業績予想の修正に関するお知らせ |
| 02/10 | (IR情報)16:00 「新市場区分の上場維持基準の適合に向けた計画書(更新)」の撤回について |
| 02/10 | (IR情報)16:00 株式会社エンビプロ・ホールディングスによる当社株式に対する公開買付けに関する賛同の意見表明及び応募推奨のお知らせ |
| 02/10 | (IR情報)16:00 配当予想の修正に関するお知らせ |
| 02/10 | (IR情報)16:00 2023年3月期第3四半期決算短信〔日本基準〕(非連結) |
| 02/10 | 438 | 460 | 438 | 457 | +4.34% | 12,000 | 17億5488万 | +11.46% |
| 02/09 | 438 | 439 | 438 | 438 | +0.23% | 1,300 | 16億8192万 | +7.62% |
| 02/08 | 442 | 444 | 435 | 437 | -1.13% | 3,000 | 16億7808万 | +7.9% |
| 02/07 | 444 | 444 | 434 | 442 | -1.34% | 4,800 | 16億9728万 | +9.68% |
| 02/06 | 447 | 449 | 438 | 448 | +0.9% | 4,400 | 17億2032万 | +12% |
| 02/03 | 434 | 445 | 434 | 444 | +1.83% | 6,700 | 17億496万 | +11.84% |
| 02/02 | 434 | 447 | 430 | 436 | 0% | 3,200 | 16億7424万 | +10.38% |
| 02/01 | 434 | 442 | 428 | 436 | -1.36% | 11,500 | 16億7424万 | +10.94% |
| 01/31 | 448 | 460 | 422 | 442 | +2.08% | 33,900 | 16億9728万 | +13.04% |
| 01/30 | 407 | 444 | 404 | 433 | +9.34% | 34,600 | 16億6272万 | +11.03% |
| 01/27 | 400 | 402 | 393 | 396 | -1% | 1,600 | 15億2064万 | +2.06% |
| 01/26 | 392 | 401 | 392 | 400 | +1.01% | 13,000 | 15億3600万 | +3.09% |
| 01/25 | 403 | 404 | 393 | 396 | +2.33% | 10,400 | 15億2064万 | +2.06% |
| 01/24 | 387 | 387 | 387 | 387 | +0.78% | 300 | 14億8608万 | -0.26% |
| 01/23 | 384 | 388 | 384 | 384 | -0.52% | 1,100 | 14億7456万 | -1.29% |
| 01/20 | 387 | 387 | 383 | 386 | -0.26% | 1,300 | 14億8224万 | -0.77% |