| 2021 |
| 12/09 | 15:30 株式の立会外分売に関するお知らせ |
| 12/06 | 312 | 315 | 310 | 311 | 0% | 42,300 | 62億2964万 | -16.17% |
| 12/03 | 317 | 317 | 311 | 311 | -0.32% | 34,300 | 62億2964万 | -17.07% |
| 12/02 | 321 | 325 | 312 | 312 | -3.41% | 49,900 | 62億4967万 | -17.68% |
| 12/01 | 325 | 331 | 321 | 323 | -5.28% | 68,800 | 64億7001万 | -15.67% |
| 11/30 | 352 | 355 | 341 | 341 | -2.57% | 37,700 | 68億3057万 | -11.89% |
| 11/29 | 360 | 360 | 350 | 350 | -2.78% | 28,300 | 70億1085万 | -10.26% |
| 11/26 | 364 | 365 | 360 | 360 | -1.1% | 17,400 | 72億1116万 | -8.16% |
| 11/25 | 367 | 368 | 363 | 364 | -0.82% | 13,200 | 72億9128万 | -7.61% |
| 11/24 | 15:00 支配株主等に関する事項について |
| 11/24 | 368 | 370 | 365 | 367 | -0.27% | 16,400 | 73億5137万 | -7.32% |
| 11/22 | 374 | 375 | 367 | 368 | -1.87% | 23,700 | 73億7140万 | -7.54% |
| 11/19 | 375 | 378 | 373 | 375 | +0.27% | 14,900 | 75億1162万 | -6.25% |
| 11/18 | 365 | 374 | 364 | 374 | +2.75% | 30,200 | 74億9159万 | -6.73% |
| 11/17 | 377 | 378 | 363 | 364 | -3.45% | 47,600 | 72億9128万 | -9.68% |
| 11/16 | 382 | 383 | 377 | 377 | -1.31% | 15,200 | 75億5168万 | -6.91% |
| 11/15 | 380 | 384 | 374 | 382 | -3.05% | 64,400 | 76億5184万 | -5.91% |
| 11/12 | 17:00 第2四半期業績予想と実績値の差異および通期業績予想の修正に関するお知らせ |
| 11/12 | 17:00 2022年3月期第2四半期決算短信〔日本基準〕(連結) |
| 11/12 | 395 | 395 | 391 | 394 | +1.03% | 20,100 | 78億9221万 | -3.19% |
| 11/11 | 395 | 397 | 390 | 390 | -1.27% | 256,900 | 78億1209万 | -4.41% |
| 11/10 | 402 | 402 | 395 | 395 | -1.25% | 36,700 | 79億1224万 | -3.19% |
| 11/09 | 401 | 403 | 400 | 400 | -0.25% | 8,800 | 80億1240万 | -2.2% |
| 11/08 | 404 | 405 | 401 | 401 | -0.74% | 15,500 | 80億3243万 | -2.2% |
| 11/05 | 405 | 406 | 404 | 404 | -0.25% | 10,000 | 80億9252万 | -1.46% |
| 11/04 | 405 | 406 | 403 | 405 | 0% | 11,100 | 81億1255万 | -1.46% |
| 11/02 | 406 | 408 | 405 | 405 | -0.74% | 7,100 | 81億1255万 | -1.7% |
| 11/01 | 409 | 409 | 405 | 408 | +0.74% | 8,200 | 81億7264万 | -1.21% |
| 10/29 | 405 | 405 | 402 | 405 | +1.5% | 14,200 | 81億1255万 | -1.94% |
| 10/28 | 420 | 420 | 399 | 399 | -5% | 121,100 | 79億9236万 | -3.62% |
| 10/27 | 414 | 427 | 414 | 420 | +1.45% | 31,500 | 84億1302万 | +1.2% |
| 10/26 | 411 | 414 | 411 | 414 | +0.73% | 8,800 | 82億9283万 | -0.24% |
| 10/25 | 412 | 414 | 411 | 411 | -0.24% | 5,900 | 82億3274万 | -0.96% |
| 10/22 | 410 | 412 | 410 | 412 | +0.24% | 6,200 | 82億5277万 | -0.96% |
| 10/21 | 411 | 413 | 410 | 411 | -0.24% | 6,900 | 82億3274万 | -1.2% |
| 10/20 | 412 | 413 | 410 | 412 | 0% | 6,200 | 82億5277万 | -1.2% |
| 10/19 | 410 | 412 | 410 | 412 | +0.49% | 5,800 | 82億5277万 | -1.2% |
| 10/18 | 412 | 414 | 410 | 410 | -0.49% | 7,200 | 82億1271万 | -1.91% |
| 10/15 | 412 | 412 | 409 | 412 | 0% | 7,600 | 82億5277万 | -1.44% |
| 10/14 | 410 | 412 | 410 | 412 | +0.49% | 5,800 | 82億5277万 | -1.67% |
| 10/13 | 412 | 413 | 410 | 410 | -0.49% | 8,700 | 82億1271万 | -2.15% |
| 10/12 | 411 | 413 | 410 | 412 | 0% | 6,900 | 82億5277万 | -1.9% |
| 10/11 | 409 | 412 | 409 | 412 | +0.73% | 8,500 | 82億5277万 | -1.9% |
| 10/08 | 410 | 411 | 409 | 409 | -0.24% | 13,700 | 81億9267万 | -2.62% |
| 10/07 | 410 | 412 | 409 | 410 | 0% | 6,200 | 82億1271万 | -2.61% |
| 10/06 | 412 | 415 | 410 | 410 | -0.73% | 11,700 | 82億1271万 | -2.61% |
| 10/05 | 415 | 416 | 413 | 413 | -0.96% | 11,300 | 82億7280万 | -2.13% |
| 10/04 | 418 | 418 | 415 | 417 | +0.24% | 6,500 | 83億5292万 | -1.18% |
| 10/01 | 418 | 420 | 416 | 416 | -0.72% | 9,500 | 83億3289万 | -1.42% |
| 09/30 | 420 | 422 | 419 | 419 | -0.24% | 8,200 | 83億9298万 | -0.71% |
| 09/29 | 425 | 425 | 420 | 420 | -1.64% | 11,500 | 84億1302万 | -0.47% |
| 09/28 | 424 | 427 | 422 | 427 | +0.71% | 14,500 | 85億5323万 | +1.18% |
| 09/27 | 425 | 425 | 422 | 424 | -0.24% | 9,900 | 84億9314万 | +0.71% |
| 09/24 | 422 | 425 | 420 | 425 | +1.43% | 8,300 | 85億1317万 | +0.95% |
| 09/22 | 420 | 420 | 419 | 419 | 0% | 5,400 | 83億9298万 | -0.48% |
| 09/21 | 419 | 420 | 418 | 419 | 0% | 11,800 | 83億9298万 | -0.24% |
| 09/17 | 422 | 424 | 415 | 419 | -1.64% | 33,600 | 83億9298万 | -0.48% |
| 09/16 | 425 | 426 | 420 | 426 | -0.23% | 12,800 | 85億3320万 | +1.19% |
| 09/15 | 422 | 427 | 422 | 427 | +0.95% | 7,200 | 85億5323万 | +1.18% |
| 09/14 | 419 | 425 | 419 | 423 | +0.24% | 12,900 | 84億7311万 | +0.24% |
| 09/13 | 430 | 430 | 419 | 422 | -1.63% | 28,200 | 84億5308万 | -0.24% |
| 09/10 | 422 | 429 | 422 | 429 | +0.94% | 14,000 | 85億9329万 | +1.18% |
| 09/09 | 425 | 425 | 423 | 425 | 0% | 5,800 | 85億1317万 | +0.24% |
| 09/08 | 422 | 425 | 422 | 425 | +0.71% | 9,400 | 85億1317万 | +0.24% |
| 09/07 | 421 | 423 | 420 | 422 | -0.24% | 8,700 | 84億5308万 | -0.47% |
| 09/06 | 419 | 423 | 419 | 423 | +0.95% | 7,900 | 84億7311万 | -0.47% |
| 09/03 | 421 | 423 | 419 | 419 | -0.24% | 8,800 | 83億9298万 | -1.41% |
| 09/02 | 423 | 425 | 420 | 420 | -0.71% | 2,400 | 84億1302万 | -1.41% |
| 09/01 | 14:00 教室開放、オンライン授業提供及びAI教材貸与のお知らせ |
| 09/01 | 424 | 426 | 423 | 423 | 0% | 4,800 | 84億7311万 | -0.7% |
| 08/31 | 424 | 425 | 423 | 423 | 0% | 4,400 | 84億7311万 | -0.7% |
| 08/30 | 422 | 424 | 421 | 423 | +0.48% | 5,600 | 84億7311万 | -0.7% |
| 08/27 | 420 | 421 | 420 | 421 | +0.24% | 2,800 | 84億3305万 | -1.41% |
| 08/26 | 420 | 421 | 419 | 420 | +0.24% | 5,600 | 84億1302万 | -1.64% |
| 08/25 | 416 | 419 | 416 | 419 | +0.72% | 3,700 | 83億9298万 | -1.87% |
| 08/24 | 415 | 418 | 415 | 416 | +0.73% | 6,100 | 83億3289万 | -2.58% |
| 08/23 | 413 | 415 | 413 | 413 | +0.24% | 5,100 | 82億7280万 | -3.28% |
| 08/20 | 17:00 自己株式の取得状況及び取得終了に関するお知らせ |
| 08/20 | 412 | 414 | 412 | 412 | 0% | 5,600 | 82億5277万 | -3.74% |
| 08/19 | 415 | 418 | 412 | 412 | -0.96% | 5,300 | 82億5277万 | -3.96% |
| 08/18 | 412 | 420 | 412 | 416 | +0.73% | 5,300 | 83億3289万 | -3.03% |
| 08/17 | 428 | 428 | 413 | 413 | -3.73% | 21,200 | 82億7280万 | -3.73% |
| 08/16 | 433 | 433 | 429 | 429 | -1.15% | 11,900 | 85億9329万 | 0% |
| 08/13 | 17:00 2022年3月期第1四半期決算短信〔日本基準〕(連結) |
| 08/13 | 434 | 440 | 434 | 434 | +0.23% | 11,100 | 86億9345万 | +1.17% |
| 08/12 | 445 | 445 | 433 | 433 | -2.7% | 14,100 | 86億7342万 | +0.93% |
| 08/11 | 439 | 445 | 439 | 445 | +1.6% | 20,500 | 89億1379万 | +3.97% |
| 08/10 | 437 | 440 | 436 | 438 | +0.23% | 16,900 | 87億7357万 | +2.34% |
| 08/06 | 435 | 437 | 435 | 437 | +0.46% | 3,700 | 87億5354万 | +2.34% |
| 08/05 | 432 | 438 | 432 | 435 | +0.69% | 9,300 | 87億1348万 | +1.87% |
| 08/04 | 432 | 434 | 432 | 432 | 0% | 7,600 | 86億5339万 | +1.17% |
| 08/03 | 14:00 自己株式の取得状況に関するお知らせ |
| 08/03 | 434 | 437 | 432 | 432 | -0.46% | 9,600 | 86億5339万 | +1.41% |
| 08/02 | 431 | 437 | 431 | 434 | +0.7% | 12,400 | 86億9345万 | +1.88% |
| 07/30 | 432 | 433 | 431 | 431 | -0.23% | 8,900 | 86億3336万 | +1.17% |
| 07/29 | 429 | 432 | 429 | 432 | +0.7% | 7,900 | 86億5339万 | +1.65% |
| 07/28 | 429 | 431 | 429 | 429 | 0% | 16,700 | 85億9329万 | +0.94% |
| 07/27 | 427 | 429 | 427 | 429 | +0.47% | 11,700 | 85億9329万 | +0.94% |
| 07/26 | 427 | 428 | 426 | 427 | +0.47% | 9,200 | 85億5323万 | +0.71% |
| 07/21 | 424 | 426 | 424 | 425 | +0.24% | 11,600 | 85億1317万 | +0.24% |
| 07/20 | 422 | 427 | 421 | 424 | 0% | 18,800 | 84億9314万 | 0% |
| 07/19 | 428 | 428 | 424 | 424 | -0.47% | 247,100 | 84億9314万 | 0% |
| 07/16 | 424 | 426 | 423 | 426 | +0.47% | 4,900 | 85億3320万 | +0.47% |
| 07/15 | 426 | 428 | 424 | 424 | -0.47% | 9,600 | 84億9314万 | 0% |
| 07/14 | 427 | 428 | 426 | 426 | -0.23% | 8,500 | 85億3320万 | +0.47% |
| 07/13 | 426 | 427 | 424 | 427 | +0.71% | 12,500 | 85億5323万 | +0.71% |
| 07/12 | 420 | 424 | 420 | 424 | +1.68% | 11,600 | 84億9314万 | +0.24% |
| 07/09 | 419 | 419 | 415 | 417 | -0.71% | 19,600 | 83億5292万 | -1.42% |
| 07/02 | 15:00 自己株式の取得状況に関するお知らせ |
