| 2026 |
| 03/06 | 879 | 919 | 874 | 904 | +2.96% | 13,200 | 37億5259万 | +15.31% |
| 03/05 | 843 | 878 | 843 | 878 | +4.15% | 9,300 | 36億4466万 | +13.73% |
| 03/04 | 861 | 861 | 768 | 843 | -3.77% | 15,900 | 34億9937万 | +10.78% |
| 03/03 | 912 | 918 | 876 | 876 | -2.67% | 7,300 | 36億3636万 | +16.49% |
| 03/02 | 906 | 906 | 877 | 900 | -1.1% | 6,300 | 37億3599万 | +21.29% |
| 02/27 | 15:00 2026年3月期第3四半期決算説明および中期経営計画(2027年3月期から2029年3月期)説明「ログミーFinance書き起こし」公開のお知らせ |
| 02/27 | 894 | 910 | 892 | 910 | +1.9% | 8,800 | 37億7750万 | +24.66% |
| 02/26 | 888 | 893 | 850 | 893 | +0.11% | 15,500 | 37億693万 | +24.37% |
| 02/25 | 868 | 925 | 868 | 892 | +2.76% | 38,100 | 37億278万 | +26.35% |
| 02/24 | 15:00 来場者管理システム「entryCo.(エントリコ)」の提供開始 |
| 02/24 | 869 | 873 | 844 | 868 | 0% | 12,500 | 36億315万 | +25.07% |
| 02/20 | 869 | 880 | 829 | 868 | +5.34% | 39,700 | 36億315万 | +27.09% |
| 02/19 | 15:30 中期経営計画策定に関するお知らせ(事業計画及び成長可能性に関する事項) |
| 02/19 | 784 | 840 | 784 | 824 | +7.01% | 26,600 | 34億2050万 | +22.62% |
| 02/18 | 749 | 770 | 749 | 770 | +3.22% | 13,600 | 31億9634万 | +16.31% |
| 02/17 | 731 | 747 | 701 | 746 | +2.61% | 13,000 | 30億9672万 | +13.89% |
| 02/16 | 747 | 748 | 713 | 727 | -2.81% | 11,700 | 30億1784万 | +12.02% |
| 02/13 | 15:00 2026年3月期第3四半期決算短信〔日本基準〕(連結) |
| 02/13 | 15:00 連結決算開始に伴う連結業績予想の公表に関するお知らせ |
| 02/13 | 740 | 757 | 739 | 748 | +1.08% | 29,400 | 31億502万 | +16.15% |
| 02/12 | 742 | 742 | 716 | 740 | -0.13% | 23,500 | 30億7181万 | +15.81% |
| 02/10 | 716 | 745 | 716 | 741 | +4.66% | 32,600 | 30億7596万 | +16.88% |
| 02/09 | 710 | 715 | 702 | 708 | +1.43% | 15,600 | 29億3897万 | +12.56% |
| 02/06 | 694 | 699 | 692 | 698 | -0.29% | 6,400 | 28億9746万 | +11.68% |
| 02/05 | 704 | 710 | 693 | 700 | +1.3% | 5,300 | 29億577万 | +12.72% |
| 02/04 | 702 | 702 | 685 | 691 | -1.71% | 14,400 | 28億6841万 | +11.99% |
| 02/03 | 695 | 719 | 689 | 703 | +3.53% | 39,800 | 29億1822万 | +14.68% |
| 02/02 | 645 | 680 | 645 | 679 | +5.27% | 28,700 | 28億1859万 | +11.68% |
| 01/30 | 640 | 646 | 625 | 645 | +0.94% | 18,600 | 26億7745万 | +6.61% |
| 01/29 | 612 | 639 | 612 | 639 | +3.4% | 14,900 | 26億5255万 | +5.79% |
| 01/28 | 15:00 下諏訪地域IT人材育成・地域貢献プロジェクトを開始 |
| 01/28 | 614 | 620 | 608 | 618 | +2.32% | 3,400 | 25億6537万 | +2.66% |
| 01/27 | 619 | 621 | 604 | 604 | -1.63% | 4,200 | 25億726万 | +0.67% |
| 01/26 | 614 | 616 | 596 | 614 | +0.33% | 7,900 | 25億4877万 | +2.5% |
| 01/23 | 605 | 612 | 605 | 612 | 0% | 900 | 25億4047万 | +2.51% |
| 01/22 | 610 | 620 | 606 | 612 | +2% | 5,400 | 25億4047万 | +3.03% |
| 01/21 | 586 | 600 | 584 | 600 | +0.67% | 5,000 | 24億9066万 | +1.52% |
| 01/20 | 591 | 596 | 585 | 596 | 0% | 1,000 | 24億7405万 | +1.36% |
| 01/19 | 598 | 598 | 580 | 596 | 0% | 2,900 | 24億7405万 | +1.71% |
| 01/16 | 588 | 596 | 588 | 596 | +1.36% | 900 | 24億7405万 | +2.05% |
| 01/15 | 581 | 588 | 580 | 588 | +1.03% | 1,400 | 24億4084万 | +1.55% |
| 01/14 | 596 | 596 | 582 | 582 | -2.35% | 2,700 | 24億1594万 | +1.22% |
| 01/13 | 596 | 599 | 579 | 596 | 0% | 4,400 | 24億7405万 | +4.38% |
| 01/09 | 594 | 597 | 587 | 596 | -1% | 2,400 | 24億7405万 | +5.11% |
| 01/08 | 609 | 610 | 600 | 602 | -2.75% | 2,900 | 24億9896万 | +7.12% |
| 01/07 | 610 | 619 | 608 | 619 | +1.81% | 2,000 | 25億6953万 | +10.93% |
| 01/06 | 621 | 622 | 603 | 608 | -0.49% | 6,700 | 25億2386万 | +9.95% |
| 01/05 | 614 | 625 | 611 | 611 | -0.49% | 8,900 | 25億3632万 | +11.5% |
| 2025 |
| 12/30 | 607 | 614 | 598 | 614 | +1.15% | 5,000 | 25億4877万 | +13.08% |
| 12/29 | 600 | 607 | 583 | 607 | +1.17% | 6,700 | 25億1971万 | +12.83% |
| 12/26 | 576 | 600 | 576 | 600 | +4.17% | 9,100 | 24億9066万 | +12.57% |
| 12/25 | 592 | 592 | 565 | 576 | -4% | 10,600 | 23億9103万 | +8.88% |
| 12/24 | 593 | 600 | 592 | 600 | +0.33% | 7,500 | 24億9066万 | +14.07% |
| 12/23 | 609 | 609 | 594 | 598 | -1.64% | 6,300 | 24億8235万 | +14.56% |
| 12/22 | 598 | 609 | 584 | 608 | +1.84% | 13,400 | 25億2386万 | +17.37% |
| 12/19 | 576 | 616 | 571 | 597 | +4.55% | 22,500 | 24億7820万 | +16.15% |
| 12/18 | 574 | 589 | 535 | 571 | -0.7% | 12,400 | 23億7027万 | +11.74% |
| 12/17 | 581 | 619 | 566 | 575 | +2.5% | 29,200 | 23億8688万 | +12.97% |
| 12/16 | 545 | 635 | 538 | 561 | +2.56% | 41,000 | 23億2876万 | +10.87% |
| 12/15 | 549 | 560 | 525 | 547 | +2.24% | 12,800 | 22億7065万 | +8.32% |
| 12/12 | 520 | 548 | 513 | 535 | +0.94% | 9,700 | 22億2083万 | +6.36% |
| 12/11 | 528 | 538 | 510 | 530 | -0.38% | 17,400 | 22億8万 | +5.58% |
| 12/10 | 515 | 549 | 505 | 532 | -4.14% | 55,600 | 22億838万 | +6.4% |
| 12/09 | 475 | 555 | 475 | 555 | +16.84% | 147,100 | 23億386万 | +11.22% |
| 12/08 | 480 | 483 | 475 | 475 | -1.25% | 1,700 | 19億7177万 | -4.43% |
| 12/05 | 483 | 485 | 476 | 481 | -0.41% | 2,200 | 19億9667万 | -3.41% |
| 12/04 | 490 | 490 | 482 | 483 | -1.23% | 700 | 20億498万 | -3.01% |
| 12/03 | 486 | 489 | 475 | 489 | +0.62% | 3,400 | 20億2988万 | -2.2% |
| 12/02 | 498 | 498 | 486 | 486 | -0.21% | 4,000 | 20億1743万 | -2.99% |
| 12/01 | 510 | 510 | 487 | 487 | -2.6% | 2,200 | 20億2158万 | -2.99% |
| 11/28 | 489 | 500 | 486 | 500 | +3.31% | 4,800 | 20億7555万 | -0.4% |
| 11/27 | 488 | 488 | 481 | 484 | +0.21% | 1,700 | 20億913万 | -3.78% |
| 11/26 | 484 | 485 | 483 | 483 | -0.82% | 1,900 | 20億498万 | -3.98% |
| 11/25 | 490 | 490 | 483 | 487 | -0.41% | 4,700 | 20億2158万 | -3.18% |
| 11/21 | 500 | 500 | 489 | 489 | -1.61% | 4,400 | 20億2988万 | -2.78% |
| 11/20 | 496 | 517 | 495 | 497 | +0.2% | 4,200 | 20億6309万 | -1.39% |
| 11/19 | 15:00 ログミーファイナンス主催「個人投資家向け IR セミナー」に日本ナレッジ代表取締役社長 藤井洋一が登壇 |
| 11/19 | 499 | 499 | 496 | 496 | -1.59% | 1,700 | 20億5894万 | -1.78% |
| 11/18 | 495 | 504 | 492 | 504 | -0.2% | 2,600 | 20億9215万 | -0.2% |
| 11/17 | 511 | 511 | 498 | 505 | -0.2% | 3,600 | 20億9630万 | -0.2% |
| 11/14 | 15:00 2026年3月期第2四半期決算説明資料 |
| 11/14 | 15:00 2026年3月期第2四半期(中間期)決算短信〔日本基準〕(非連結) |
| 11/14 | 518 | 518 | 506 | 506 | -1.94% | 3,700 | 21億45万 | -0.39% |
| 11/13 | 517 | 517 | 514 | 516 | -0.19% | 2,300 | 21億4196万 | +1.18% |
| 11/12 | 522 | 522 | 507 | 517 | +0.78% | 3,100 | 21億4611万 | +0.98% |
| 11/11 | 517 | 517 | 502 | 513 | -0.77% | 1,600 | 21億2951万 | 0% |
| 11/10 | 517 | 524 | 511 | 517 | +3.61% | 1,100 | 21億4611万 | +0.19% |
| 11/07 | 512 | 512 | 499 | 499 | -2.54% | 1,600 | 20億7139万 | -3.67% |
| 11/06 | 498 | 522 | 498 | 512 | +2.81% | 6,100 | 21億2536万 | -1.73% |
| 11/05 | 496 | 498 | 489 | 498 | -0.2% | 3,600 | 20億6724万 | -4.23% |
| 11/04 | 500 | 500 | 494 | 499 | +1.01% | 1,900 | 20億7139万 | -3.85% |
| 10/31 | 494 | 499 | 486 | 494 | -0.6% | 2,700 | 20億5064万 | -4.82% |
| 10/30 | 500 | 500 | 494 | 497 | -0.6% | 1,100 | 20億6309万 | -4.24% |
| 10/29 | 504 | 506 | 497 | 500 | -2.72% | 5,300 | 20億7555万 | -3.66% |
| 10/28 | 520 | 520 | 506 | 514 | -0.96% | 3,400 | 21億3366万 | -0.96% |
| 10/27 | 524 | 524 | 512 | 519 | +2.17% | 1,500 | 21億5442万 | +0.19% |
| 10/24 | 500 | 508 | 500 | 508 | 0% | 1,700 | 21億875万 | -1.93% |
| 10/23 | 523 | 523 | 505 | 508 | +0.2% | 2,400 | 21億875万 | -1.74% |
| 10/22 | 499 | 507 | 497 | 507 | +2.01% | 3,600 | 21億460万 | -1.93% |
| 10/21 | 491 | 497 | 481 | 497 | +2.9% | 4,200 | 20億6309万 | -3.68% |
| 10/20 | 483 | 489 | 482 | 483 | -0.82% | 9,600 | 20億498万 | -6.4% |
| 10/17 | 498 | 498 | 487 | 487 | -2.6% | 5,200 | 20億2158万 | -5.44% |
| 10/16 | 523 | 523 | 497 | 500 | -4.21% | 6,000 | 20億7555万 | -2.53% |
| 10/15 | 526 | 526 | 522 | 522 | +3.16% | 1,300 | 21億6687万 | +2.15% |
| 10/14 | 527 | 527 | 500 | 506 | -5.77% | 10,600 | 21億45万 | -0.39% |
| 10/10 | 547 | 547 | 535 | 537 | -2.19% | 5,100 | 22億2914万 | +6.34% |
| 10/09 | 551 | 551 | 548 | 549 | -1.08% | 3,800 | 22億7895万 | +9.36% |
| 10/08 | 550 | 555 | 550 | 555 | -0.36% | 4,000 | 23億386万 | +11.67% |
| 10/07 | 554 | 558 | 551 | 557 | -0.18% | 4,400 | 23億1216万 | +12.98% |
| 10/01 | 15:00 配当予想の修正(創業40周年記念配当)及び記念株主優待実施に関するお知らせ |
| 10/01 | 15:00 (開示事項の経過)株式会社アルテックスの株式取得(完全子会社化)完了のお知らせ |