| 2026 |
| 04/01 | 472 | 488 | 472 | 486 | +1.25% | 9,200 | 40億9870万 | +9.21% |
| 03/31 | 475 | 484 | 469 | 480 | +1.05% | 39,200 | 40億4809万 | +8.6% |
| 03/30 | 474 | 493 | 469 | 475 | -3.06% | 35,500 | 40億593万 | +7.47% |
| 03/27 | (IR情報)16:30 支配株主等に関する事項について |
| 03/27 | (IR情報)12:45 組織変更及び当社人事に関するお知らせ |
| 03/27 | 477 | 501 | 445 | 490 | +1.24% | 66,600 | 41億3243万 | +10.86% |
| 03/26 | 492 | 536 | 477 | 484 | -0.41% | 188,700 | 40億8183万 | +9.5% |
| 03/25 | (IR情報)12:35 有償ストック・オプション(新株予約権)の発行に関するお知らせ |
| 03/25 | 500 | 500 | 461 | 486 | 0% | 62,600 | 40億9870万 | +10.45% |
| 03/24 | 469 | 504 | 462 | 486 | +5.19% | 57,900 | 40億9870万 | +10.96% |
| 03/23 | 460 | 465 | 448 | 462 | -1.7% | 20,800 | 38億9629万 | +5.96% |
| 03/23 | (5%ルール)山地智功(7.38%) |
| 03/19 | 441 | 477 | 436 | 470 | +5.15% | 52,400 | 39億6376万 | +7.8% |
| 03/18 | 453 | 453 | 437 | 447 | -0.45% | 15,600 | 37億6979万 | +2.52% |
| 03/17 | 449 | 449 | 436 | 449 | +0.9% | 9,200 | 37億8665万 | +2.75% |
| 03/16 | 420 | 450 | 420 | 445 | +5.7% | 54,500 | 37億5292万 | +1.83% |
| 03/13 | 425 | 431 | 418 | 421 | -0.94% | 37,700 | 35億5052万 | -3.66% |
| 03/12 | 417 | 425 | 416 | 425 | +0.24% | 4,900 | 35億8425万 | -2.97% |
| 03/11 | 413 | 428 | 413 | 424 | +1.44% | 14,900 | 35億7582万 | -3.42% |
| 03/10 | 403 | 422 | 403 | 418 | +5.03% | 12,000 | 35億2521万 | -5% |
| 03/09 | 400 | 403 | 395 | 398 | -3.16% | 15,400 | 33億5654万 | -9.95% |
| 03/06 | 413 | 415 | 404 | 411 | +0.49% | 5,200 | 34億6618万 | -7.43% |
| 03/05 | 424 | 428 | 409 | 409 | +0.25% | 15,800 | 34億4931万 | -8.3% |
| 03/04 | 429 | 434 | 400 | 408 | -5.12% | 21,800 | 34億4088万 | -8.72% |
| 03/03 | 432 | 447 | 427 | 430 | 0% | 24,100 | 36億2642万 | -4.02% |
| 03/02 | 425 | 437 | 425 | 430 | -2.49% | 19,500 | 36億2642万 | -4.44% |
| 02/27 | 425 | 447 | 425 | 441 | +2.32% | 32,600 | 37億1919万 | -2.43% |
| 02/26 | 444 | 474 | 423 | 431 | +2.62% | 113,300 | 36億3485万 | -4.86% |
| 02/25 | 434 | 450 | 415 | 420 | +0.48% | 28,900 | 35億4208万 | -7.49% |
| 02/24 | 470 | 478 | 415 | 418 | -10.68% | 70,800 | 35億2521万 | -8.13% |
| 02/20 | 466 | 486 | 466 | 468 | -1.27% | 23,000 | 39億4689万 | +2.63% |
| 02/19 | 502 | 502 | 470 | 474 | -5.95% | 85,500 | 39億9749万 | +4.41% |
| 02/18 | 425 | 504 | 425 | 504 | +18.87% | 241,600 | 42億5050万 | +11.5% |
| 02/17 | 434 | 440 | 422 | 424 | -2.53% | 11,000 | 35億7582万 | -5.57% |
| 02/16 | (IR情報)16:15 (訂正)「2026年12月期成長可能性に関する事項書き起こしレポート」の一部訂正について |
| 02/16 | (IR情報)16:15 (訂正)「2025年12月期決算説明動画書き起こしレポート」の一部訂正について |
| 02/16 | 442 | 451 | 435 | 435 | -1.58% | 13,300 | 36億6858万 | -3.12% |
| 02/13 | (IR情報)15:40 2026年12月期成長可能性に関する事項書き起こしレポート |
| 02/13 | (IR情報)15:31 2026年12月期事業計画及び成長可能性に関する事項 |
| 02/13 | (IR情報)15:30 2025年12月期決算短信〔日本基準〕(連結) |
| 02/13 | (IR情報)15:30 資本金および資本準備金の減少(減資)に関するお知らせ |
| 02/13 | (IR情報)15:30 2025年12月期決算説明動画書き起こしレポート |
| 02/13 | (IR情報)15:30 2025年12月期決算補足説明資料 |
| 02/13 | (IR情報)15:30 執行役員就任に関するお知らせ |
| 02/13 | (IR情報)15:30 業績予想値と決算値との差異に関するお知らせ |
| 02/13 | 456 | 463 | 442 | 442 | -4.12% | 13,400 | 37億2762万 | -1.56% |
| 02/12 | 461 | 468 | 457 | 461 | -1.07% | 20,700 | 38億8786万 | +2.9% |
| 02/10 | 460 | 475 | 460 | 466 | 0% | 17,700 | 39億3002万 | +4.48% |
| 02/09 | 440 | 477 | 440 | 466 | +4.25% | 36,000 | 39億3002万 | +4.95% |
| 02/06 | 446 | 455 | 445 | 447 | -0.45% | 8,000 | 37億6979万 | +1.13% |
| 02/05 | 440 | 450 | 440 | 449 | +1.35% | 8,300 | 37億8665万 | +1.81% |
| 02/04 | 448 | 448 | 438 | 443 | -1.56% | 20,000 | 37億3605万 | +0.68% |
| 02/03 | 459 | 463 | 445 | 450 | -3.43% | 12,400 | 37億9509万 | +2.51% |
| 02/02 | 459 | 466 | 455 | 466 | 0% | 12,900 | 39億3002万 | +6.39% |
| 01/30 | 443 | 482 | 443 | 466 | +3.33% | 42,300 | 39億3002万 | +7.13% |
| 01/29 | 435 | 453 | 431 | 451 | +2.27% | 15,600 | 38億352万 | +4.4% |
| 01/28 | 437 | 443 | 437 | 441 | +0.92% | 6,800 | 37億1919万 | +2.56% |
| 01/27 | 450 | 454 | 437 | 437 | -3.32% | 11,300 | 36億8545万 | +2.1% |
| 01/26 | 468 | 468 | 451 | 452 | -3.62% | 16,200 | 38億1196万 | +5.85% |
| 01/23 | 494 | 494 | 454 | 469 | -3.7% | 54,100 | 39億5533万 | +10.09% |
| 01/22 | 478 | 524 | 469 | 487 | +5.41% | 193,800 | 41億713万 | +15.13% |
| 01/21 | 459 | 471 | 450 | 462 | +1.76% | 41,500 | 38億9629万 | +9.74% |
| 01/20 | 442 | 455 | 442 | 454 | +2.71% | 21,900 | 38億2882万 | +8.35% |
| 01/19 | 435 | 447 | 431 | 442 | +2.08% | 15,500 | 37億2762万 | +5.74% |
| 01/16 | 429 | 433 | 428 | 433 | +0.93% | 3,500 | 36億5172万 | +4.09% |
| 01/15 | 426 | 433 | 423 | 429 | +0.7% | 4,100 | 36億1798万 | +3.37% |
| 01/14 | 428 | 430 | 425 | 426 | -0.93% | 9,300 | 35億9268万 | +2.65% |
| 01/13 | 435 | 440 | 430 | 430 | -0.46% | 5,100 | 36億2642万 | +3.61% |
| 01/09 | 424 | 440 | 423 | 432 | +2.37% | 14,500 | 36億4328万 | +3.85% |
| 01/08 | 420 | 426 | 420 | 422 | 0% | 6,900 | 35億5895万 | +1.44% |
| 01/07 | 414 | 424 | 414 | 422 | +1.93% | 6,000 | 35億5895万 | +1.2% |
| 01/06 | 413 | 420 | 413 | 414 | +0.24% | 5,400 | 34億9148万 | -1.19% |
| 01/05 | 411 | 417 | 410 | 413 | -0.48% | 7,300 | 34億8305万 | -1.67% |
| 2025 |
| 12/30 | 417 | 421 | 407 | 415 | -2.35% | 11,800 | 34億9991万 | -1.66% |
| 12/29 | 412 | 430 | 407 | 425 | +3.16% | 15,700 | 35億8425万 | +0.24% |
| 12/26 | 420 | 420 | 410 | 412 | -2.14% | 18,100 | 34億7461万 | -3.06% |
| 12/25 | 416 | 421 | 412 | 421 | -0.47% | 34,500 | 35億5052万 | -1.17% |
| 12/24 | 393 | 427 | 393 | 423 | +7.63% | 63,600 | 35億6738万 | -0.7% |
| 12/23 | 392 | 404 | 391 | 393 | -1.26% | 34,800 | 33億1438万 | -8.18% |
| 12/22 | 406 | 406 | 398 | 398 | -1.24% | 10,900 | 33億5654万 | -7.87% |
| 12/19 | 400 | 412 | 400 | 403 | +1.51% | 27,100 | 33億9871万 | -7.78% |
| 12/18 | 405 | 411 | 396 | 397 | -3.87% | 20,500 | 33億4811万 | -9.98% |
| 12/17 | 399 | 417 | 390 | 413 | +1.47% | 35,800 | 34億8305万 | -7.61% |
| 12/16 | 414 | 415 | 405 | 407 | -1.69% | 10,100 | 34億3245万 | -9.76% |
| 12/15 | 407 | 416 | 407 | 414 | -0.24% | 9,900 | 34億9148万 | -9.01% |
| 12/12 | 415 | 423 | 413 | 415 | -0.95% | 86,400 | 34億9991万 | -9.59% |
| 12/11 | 420 | 420 | 410 | 419 | -0.24% | 14,500 | 35億3365万 | -9.31% |
| 12/10 | 415 | 425 | 415 | 420 | +1.2% | 8,400 | 35億4208万 | -9.87% |
| 12/09 | 401 | 415 | 397 | 415 | +3.23% | 42,300 | 34億9991万 | -11.89% |
| 12/08 | 424 | 427 | 400 | 402 | -6.29% | 60,800 | 33億9028万 | -15.37% |
| 12/05 | 427 | 429 | 423 | 429 | +0.47% | 14,100 | 36億1798万 | -10.63% |
| 12/04 | 433 | 440 | 423 | 427 | -3.17% | 58,100 | 36億112万 | -11.59% |
| 12/03 | 438 | 444 | 431 | 441 | -0.23% | 14,000 | 37億1919万 | -9.45% |
| 12/03 | (空売り報告)Barclays Capital Securities Ltd 41,300株(0.48%)-0.02%義務消失 |
| 12/02 | 440 | 448 | 438 | 442 | 0% | 80,000 | 37億2762万 | -9.8% |
| 12/02 | (空売り報告)Barclays Capital Securities Ltd 42,700株(0.5%)再IN |
| 12/01 | 464 | 464 | 442 | 442 | -4.74% | 140,500 | 37億2762万 | -10.53% |
| 11/28 | 455 | 467 | 455 | 464 | +1.98% | 7,900 | 39億1316万 | -6.83% |
| 11/27 | 459 | 467 | 454 | 455 | -2.57% | 9,100 | 38億3726万 | -9.18% |
| 11/27 | (空売り報告)JPM Securities Japan Co Ltd. 42,100株(0.49%)-0.03%義務消失 |
| 11/26 | 457 | 468 | 453 | 467 | +2.19% | 18,000 | 39億3846万 | -7.52% |
| 11/26 | (空売り報告)Barclays Capital Securities Ltd 41,800株(0.49%)-0.01%義務消失 |
| 11/25 | 460 | 460 | 447 | 457 | +2.93% | 19,600 | 38億5412万 | -9.86% |
| 11/25 | (空売り報告)Barclays Capital Securities Ltd 42,800株(0.5%)再IN |
| 11/21 | 435 | 462 | 435 | 444 | +1.6% | 35,800 | 37億4422万 | -12.94% |
| 11/21 | (空売り報告)Barclays Capital Securities Ltd 41,000株(0.48%)-0.08%義務消失 |
| 11/20 | 451 | 460 | 437 | 437 | +0.46% | 28,700 | 36億8519万 | -14.81% |
| 11/19 | 457 | 460 | 435 | 435 | -5.02% | 35,200 | 36億6832万 | -15.86% |
| 11/18 | 480 | 492 | 454 | 458 | -5.95% | 79,900 | 38億6228万 | -11.92% |
| 11/17 | (IR情報)15:00 【米国子会社SPAIA, Inc.】世界的競馬ジャーナリスト Jay Privman 氏とのコンサルティング契約締結について |
| 11/17 | 520 | 520 | 482 | 487 | -8.11% | 33,300 | 41億684万 | -6.88% |
| 11/14 | (IR情報)15:30 2025年12月期第3四半期決算説明動画書き起こしレポート |
| 11/14 | (IR情報)15:30 2025年12月期第3四半期決算補足説明資料 |
| 11/14 | (IR情報)15:30 2025年12月期第3四半期決算短信〔日本基準〕(非連結) |
| 11/14 | (IR情報)9:25 米国子会社SPAIA, Inc.との業務委託契約を締結ー米国競馬市場向けAI予想サービス「StableGenius(ステーブルジーニアス)」開発プロジェクトを始動 |
| 11/14 | 524 | 542 | 518 | 530 | +2.32% | 32,700 | 44億6945万 | +0.95% |
| 11/14 | (空売り報告)JPM Securities Japan Co Ltd. 44,200株(0.52%)再IN |
| 11/13 | 529 | 538 | 518 | 518 | -2.45% | 9,100 | 43億6826万 | -1.33% |
| 11/12 | 516 | 546 | 516 | 531 | +1.92% | 47,600 | 44億7789万 | +0.95% |
| 11/11 | 509 | 529 | 508 | 521 | +2.16% | 18,400 | 43億9356万 | -0.76% |
| 11/10 | 522 | 522 | 505 | 510 | +0.99% | 14,400 | 43億79万 | -2.86% |
| 11/10 | (空売り報告)JPM Securities Japan Co Ltd. 41,300株(0.48%)-0.02%義務消失 |
| 11/07 | 501 | 517 | 501 | 505 | 0% | 24,500 | 42億5863万 | -3.99% |
| 11/06 | 519 | 519 | 504 | 505 | -2.7% | 20,100 | 42億5863万 | -4.36% |
| 11/05 | 524 | 524 | 509 | 519 | -0.95% | 10,000 | 43億7669万 | -2.44% |
| 11/04 | 529 | 529 | 517 | 524 | -0.95% | 4,000 | 44億1886万 | -2.6% |
| 10/31 | 521 | 529 | 517 | 529 | +1.54% | 9,200 | 44億6102万 | -2.22% |
| 10/28 | (空売り報告)JPM Securities Japan Co Ltd. 42,300株(0.5%)再IN |