| 2026 |
| 09/09 | 619 | 645 | 619 | 630 | +0.16% | 30,900 | 19億606万 | +6.78% |
| 09/08 | 658 | 674 | 629 | 629 | -5.27% | 52,900 | 19億303万 | +7.34% |
| 09/07 | 682 | 734 | 664 | 664 | -3.21% | 160,100 | 20億893万 | +13.89% |
| 09/04 | 715 | 762 | 669 | 686 | -5.64% | 182,000 | 20億7549万 | +18.48% |
| 09/03 | 661 | 753 | 624 | 727 | +11.33% | 376,300 | 21億9953万 | +26.88% |
| 09/02 | 631 | 699 | 610 | 653 | +3.32% | 88,300 | 19億7565万 | +15.37% |
| 09/01 | 673 | 674 | 624 | 632 | -5.95% | 111,400 | 19億1211万 | +12.66% |
| 08/31 | 636 | 736 | 608 | 672 | +5.66% | 354,000 | 20億3313万 | +20.43% |
| 08/28 | 560 | 641 | 557 | 636 | +13.77% | 153,600 | 19億2421万 | +15.01% |
| 08/27 | 559 | 559 | 555 | 559 | 0% | 14,300 | 16億9125万 | +1.64% |
| 08/26 | 559 | 559 | 555 | 559 | -0.18% | 6,500 | 16億9125万 | +1.64% |
| 08/25 | 560 | 561 | 557 | 560 | +0.72% | 7,100 | 16億9428万 | +2% |
| 08/24 | 560 | 560 | 555 | 556 | 0% | 11,500 | 16億8217万 | +1.28% |
| 08/21 | 556 | 557 | 551 | 556 | 0% | 5,100 | 16億8217万 | +1.28% |
| 08/20 | 552 | 556 | 552 | 556 | +0.72% | 1,800 | 16億8217万 | +1.28% |
| 08/19 | 550 | 555 | 550 | 552 | +0.36% | 4,600 | 16億7007万 | +0.36% |
| 08/18 | 552 | 556 | 548 | 550 | -0.9% | 9,500 | 16億6402万 | +0.18% |
| 08/17 | 554 | 556 | 550 | 555 | +1.46% | 6,000 | 16億7915万 | +1.09% |
| 08/14 | 546 | 551 | 546 | 547 | -0.55% | 4,700 | 16億5494万 | -0.55% |
| 08/13 | 550 | 550 | 546 | 550 | +0.73% | 7,000 | 16億6402万 | -0.18% |
| 08/12 | 548 | 548 | 542 | 546 | 0% | 7,700 | 16億5192万 | -0.91% |
| 08/10 | 542 | 546 | 542 | 546 | +0.92% | 6,600 | 16億5192万 | -0.91% |
| 08/07 | 544 | 545 | 540 | 541 | 0% | 5,100 | 16億3679万 | -1.1% |
| 08/06 | 543 | 543 | 541 | 541 | -0.18% | 3,500 | 16億3679万 | -0.18% |
| 08/05 | (IR情報)12:00 当社のAI成長戦略の推進状況に関するお知らせ |
| 08/05 | 543 | 545 | 542 | 542 | 0% | 3,200 | 16億3982万 | +0.74% |
| 08/04 | 542 | 545 | 541 | 542 | -0.73% | 9,500 | 16億3982万 | +1.69% |
| 08/03 | (IR情報)15:30 人事異動に関するお知らせ |
| 08/03 | 550 | 553 | 546 | 546 | -1.97% | 19,100 | 16億5192万 | +3.41% |
| 07/31 | 555 | 558 | 550 | 557 | +1.64% | 7,100 | 16億8520万 | +6.7% |
| 07/30 | 544 | 551 | 542 | 548 | +1.29% | 3,900 | 16億5797万 | +6.41% |
| 07/29 | 559 | 559 | 540 | 541 | -0.55% | 11,700 | 16億3679万 | +6.29% |
| 07/28 | 547 | 550 | 540 | 544 | -0.55% | 8,800 | 16億4587万 | +8.15% |
| 07/27 | 558 | 558 | 547 | 547 | -0.91% | 5,700 | 16億5494万 | +10.28% |
| 07/24 | 553 | 553 | 545 | 552 | -0.18% | 10,300 | 16億7007万 | +12.65% |
| 07/23 | 559 | 559 | 553 | 553 | -0.36% | 4,500 | 16億7310万 | +14.49% |
| 07/22 | 555 | 557 | 553 | 555 | +0.36% | 7,100 | 16億7915万 | +16.35% |
| 07/21 | 553 | 555 | 547 | 553 | +1.47% | 7,500 | 16億7310万 | +17.66% |
| 07/17 | (IR情報)10:01 AI成長戦略や当社事業についての解説動画公開のお知らせ |
| 07/17 | 565 | 568 | 541 | 545 | -3.2% | 23,300 | 16億4889万 | +17.46% |
| 07/16 | 569 | 574 | 556 | 563 | -0.35% | 23,900 | 17億335万 | +22.93% |
| 07/15 | 556 | 565 | 551 | 565 | -0.18% | 20,400 | 17億940万 | +25% |
| 07/14 | 546 | 572 | 539 | 566 | +4.62% | 51,400 | 17億1243万 | +27.48% |
| 07/13 | 547 | 556 | 530 | 541 | -0.92% | 42,100 | 16億3679万 | +23.8% |
| 07/10 | 561 | 562 | 500 | 546 | -3.02% | 195,100 | 16億5192万 | +26.68% |
| 07/09 | 580 | 581 | 563 | 563 | -2.6% | 44,000 | 17億335万 | +32.47% |
| 07/08 | 561 | 580 | 552 | 578 | +3.4% | 103,200 | 17億4873万 | +37.95% |
| 07/07 | 597 | 606 | 531 | 559 | +5.47% | 547,400 | 16億9125万 | +35.68% |
| 07/06 | 530 | 530 | 530 | 530 | +17.78% | 32,100 | 16億351万 | +30.86% |
| 07/03 | (IR情報)15:30 2026年11月期第2四半期決算補足説明資料 |
| 07/03 | (IR情報)15:30 株主優待制度導入のお知らせAI成長戦略に基づく積極的株主還元策について |
| 07/03 | (IR情報)15:30 株主優待制度の導入に関するお知らせ |
| 07/03 | (IR情報)15:30 2026年11月期第2四半期(中間期)決算短信〔日本基準〕(連結) |
| 07/03 | 435 | 462 | 428 | 450 | +4.41% | 60,000 | 13億6147万 | +12.5% |
| 07/02 | 435 | 436 | 423 | 431 | +0.23% | 15,700 | 13億399万 | +8.02% |
| 07/01 | (IR情報)11:00 AI要件定義サービス「CoBrain」がMCPに対応のお知らせ |
| 07/01 | 433 | 435 | 422 | 430 | +1.18% | 8,300 | 13億96万 | +8.04% |
| 06/30 | 422 | 425 | 412 | 425 | +2.66% | 8,300 | 12億8583万 | +6.78% |
| 06/29 | 393 | 414 | 393 | 414 | +5.34% | 9,100 | 12億5255万 | +3.76% |
| 06/26 | 385 | 393 | 385 | 393 | +2.08% | 2,900 | 11億8902万 | -1.75% |
| 06/25 | 385 | 391 | 380 | 385 | -0.26% | 5,800 | 11億6481万 | -3.99% |
| 06/24 | 390 | 393 | 379 | 386 | -0.77% | 4,300 | 11億6784万 | -4.22% |
| 06/23 | 389 | 389 | 381 | 389 | +1.83% | 7,900 | 11億7691万 | -3.95% |
| 06/22 | 386 | 386 | 380 | 382 | -0.78% | 5,800 | 11億5574万 | -5.91% |
| 06/19 | 390 | 390 | 379 | 385 | -1.28% | 5,700 | 11億6481万 | -5.87% |
| 06/18 | 397 | 397 | 389 | 390 | -1.76% | 3,100 | 11億7994万 | -5.11% |
| 06/17 | 388 | 399 | 387 | 397 | +0.51% | 4,400 | 12億112万 | -3.87% |
| 06/16 | 410 | 410 | 393 | 395 | -1.74% | 4,800 | 11億9507万 | -4.59% |
| 06/15 | 400 | 404 | 400 | 402 | +1.26% | 1,200 | 12億1625万 | -3.37% |
| 06/12 | 400 | 400 | 392 | 397 | +1.02% | 3,600 | 12億112万 | -5.02% |
| 06/11 | 388 | 393 | 384 | 393 | +2.34% | 2,400 | 11億8902万 | -6.43% |
| 06/10 | 398 | 398 | 378 | 384 | -1.79% | 11,200 | 11億6179万 | -9% |
| 06/09 | 393 | 394 | 388 | 391 | +1.03% | 6,100 | 11億8297万 | -7.78% |
| 06/08 | 393 | 400 | 384 | 387 | -2.27% | 10,800 | 11億7086万 | -8.94% |
| 06/05 | (IR情報)12:30 【IR活動】投資家向けIT業界解説配信 |
| 06/05 | 393 | 399 | 393 | 396 | 0% | 1,200 | 11億9809万 | -7.26% |
| 06/04 | 402 | 402 | 386 | 396 | -1.49% | 4,000 | 11億9809万 | -7.48% |
| 06/03 | 392 | 402 | 392 | 402 | +2.03% | 2,400 | 12億1625万 | -6.51% |
| 06/02 | 410 | 410 | 391 | 394 | -4.37% | 14,500 | 11億9204万 | -8.58% |
| 06/01 | 416 | 416 | 405 | 412 | -0.48% | 7,000 | 12億4650万 | -4.63% |
| 06/01 | 株式分割 1→2 |
| 05/29 | 418 | 440 | 410 | 414 | -0.48% | 11,200 | 12億5255万 | -4.17% |
| 05/28 | 430 | 458 | 410 | 416 | -4.48% | 15,100 | 12億5860万 | -3.93% |
| 05/27 | 435 | 438 | 434 | 436 | +0.11% | 6,400 | 26億3521万 | +0.58% |
| 05/26 | 433 | 437 | 433 | 435 | +0.81% | 4,200 | 26億3218万 | +0.46% |
| 05/25 | 430 | 439 | 430 | 432 | +0.58% | 10,200 | 26億1100万 | -0.35% |
| 05/22 | 428 | 432 | 428 | 429 | -0.12% | 3,800 | 25億9587万 | -0.92% |
| 05/21 | 430 | 441 | 424 | 430 | -0.46% | 8,000 | 25億9890万 | -0.81% |
| 05/20 | 433 | 440 | 430 | 432 | -0.23% | 4,200 | 26億1100万 | -0.35% |
| 05/19 | 439 | 440 | 428 | 433 | -1.59% | 10,000 | 26億1705万 | +0.12% |
| 05/18 | 436 | 440 | 429 | 440 | +0.8% | 12,600 | 26億5941万 | +1.74% |
| 05/15 | 436 | 437 | 431 | 436 | -0.57% | 6,600 | 26億3823万 | +1.16% |
| 05/14 | 445 | 445 | 435 | 439 | -1.13% | 22,200 | 26億5336万 | +1.74% |
| 05/13 | 442 | 445 | 442 | 444 | +0.45% | 4,400 | 26億8361万 | +3.38% |
| 05/12 | 445 | 445 | 440 | 442 | -0.56% | 7,800 | 26億7151万 | +3.4% |
| 05/11 | 441 | 447 | 441 | 444 | +0.79% | 14,400 | 26億8664万 | +4.47% |
| 05/08 | 439 | 445 | 438 | 441 | -0.56% | 7,400 | 26億6546万 | +4.38% |
| 05/07 | 432 | 450 | 429 | 443 | +2.55% | 32,400 | 26億8059万 | +5.48% |
| 05/01 | 432 | 435 | 431 | 432 | +0.47% | 5,800 | 26億1403万 | +3.35% |
| 04/30 | 431 | 432 | 426 | 430 | +0.35% | 7,800 | 26億193万 | +3.37% |
| 04/28 | 430 | 433 | 427 | 429 | -0.35% | 11,800 | 25億9285万 | +3.5% |
| 04/27 | 433 | 433 | 426 | 430 | +0.23% | 13,800 | 26億193万 | +4.12% |
| 04/24 | 426 | 433 | 426 | 429 | -0.23% | 5,000 | 25億9587万 | +4.38% |
| 04/23 | 425 | 433 | 425 | 430 | +1.18% | 10,800 | 26億193万 | +5.13% |
| 04/22 | 427 | 427 | 418 | 425 | -0.23% | 11,600 | 25億7167万 | +4.17% |
| 04/21 | 426 | 427 | 422 | 426 | -0.58% | 9,000 | 25億7772万 | +4.93% |
| 04/20 | 432 | 432 | 425 | 429 | +0.59% | 6,600 | 25億9285万 | +5.8% |
| 04/17 | 429 | 429 | 423 | 426 | -0.58% | 5,600 | 25億7772万 | +5.71% |
| 04/16 | 432 | 432 | 425 | 429 | -0.35% | 2,000 | 25億9285万 | +6.59% |
| 04/15 | 427 | 431 | 425 | 430 | +0.35% | 6,000 | 26億193万 | +7.5% |