| 2026 |
| 06/24 | （IR情報）15:00 株式報酬制度の一部改定に関するお知らせ |
| 06/23 | 2,966 | 3,050 | 2,943 | 2,972 | -2.11% | 1,777,000 | 9087億6484万 | +2.7% |
| 06/22 | （5%ルール）3Dインベストメント・パートナーズ・プライベート・…（10.27%） |
| 06/22 | 2,970 | 3,065 | 2,957 | 3,036 | +1.64% | 1,517,600 | 9283億3447万 | +4.69% |
| 06/19 | 2,937 | 3,037 | 2,923 | 2,987 | 0% | 3,035,200 | 9133億5147万 | +2.86% |
| 06/19 | （空売り報告）Barclays Capital Securities Ltd 5,170,601株（1.69%）+0.12% |
| 06/18 | 3,062 | 3,092 | 2,959 | 2,987 | -1.71% | 2,256,200 | 9133億5147万 | +2.26% |
| 06/17 | 3,092 | 3,154 | 3,038 | 3,039 | -1.71% | 3,117,200 | 9292億5180万 | +3.3% |
| 06/17 | （空売り報告）Nomura International plc 1,966,231株（0.64%）+0.11% |
| 06/17 | （空売り報告）Barclays Capital Securities Ltd 4,802,201株（1.57%）-0.04% |
| 06/16 | 3,010 | 3,113 | 2,974 | 3,092 | +1.88% | 2,417,900 | 9454億5790万 | +4.11% |
| 06/15 | 3,044 | 3,072 | 2,982 | 3,035 | +1.37% | 1,986,700 | 9280億2870万 | +1.23% |
| 06/15 | （空売り報告）Barclays Capital Securities Ltd 4,942,793株（1.61%）+0.18% |
| 06/12 | （5%ルール）3Dインベストメント・パートナーズ・プライベート・…（9.02%） |
| 06/12 | 2,947 | 3,027 | 2,915 | 2,994 | +2.08% | 1,769,700 | 9154億9190万 | -1.32% |
| 06/12 | （空売り報告）Barclays Capital Securities Ltd 4,374,193株（1.43%）+0.13% |
| 06/11 | 2,903 | 2,976 | 2,851 | 2,933 | +2.7% | 2,778,800 | 8968億3960万 | -4.62% |
| 06/10 | 2,850 | 2,905 | 2,778 | 2,856 | +1.06% | 2,431,400 | 8732億9488万 | -8.64% |
| 06/09 | 2,707 | 2,830 | 2,688 | 2,826 | +6.36% | 3,140,000 | 8641億2161万 | -10.71% |
| 06/09 | （空売り報告）Nomura International plc 1,649,066株（0.53%）再IN |
| 06/08 | 2,751 | 2,817 | 2,630 | 2,657 | +0.04% | 2,243,900 | 8124億4555万 | -16.94% |
| 06/05 | （5%ルール）3Dインベストメント・パートナーズ・プライベート・…（7.97%） |
| 06/05 | 2,700 | 2,722 | 2,645 | 2,656 | +0.23% | 2,702,100 | 8121億3978万 | -18.25% |
| 06/05 | （空売り報告）Barclays Capital Securities Ltd 3,985,203株（1.3%）+0.16% |
| 06/04 | 2,600 | 2,674 | 2,580 | 2,650 | -2.65% | 2,863,500 | 8103億512万 | -19.6% |
| 06/03 | 2,710 | 2,737 | 2,591 | 2,722 | -2.72% | 3,459,700 | 8323億2096万 | -18.5% |
| 06/03 | （空売り報告）Barclays Capital Securities Ltd 3,503,203株（1.14%）+0.07% |
| 06/02 | 2,803 | 2,852 | 2,766 | 2,798 | +0.39% | 2,540,900 | 8555億5990万 | -17.29% |
| 06/02 | （空売り報告）Barclays Capital Securities Ltd 3,296,686株（1.07%）+0.17% |
| 06/01 | 2,801 | 2,824 | 2,723 | 2,787 | -1.17% | 2,890,000 | 8521億9637万 | -18.77% |
| 06/01 | （空売り報告）Barclays Capital Securities Ltd 2,757,453株（0.9%）+0.01% |
| 05/29 | 2,794 | 2,875 | 2,791 | 2,820 | -0.39% | 3,755,100 | 8622億8696万 | -18.99% |
| 05/28 | 2,910 | 2,918 | 2,799 | 2,831 | -1.6% | 2,616,200 | 8656億5049万 | -19.8% |
| 05/28 | （空売り報告）Citigroup Global Markets Limited 1,089,946株（0.35%）-0.43%義務消失 |
| 05/28 | （空売り報告）Barclays Capital Securities Ltd 2,742,463株（0.89%）-0.03% |
| 05/27 | 2,908 | 2,929 | 2,827 | 2,877 | -2.04% | 2,394,300 | 8797億1617万 | -19.66% |
| 05/27 | （空売り報告）Citigroup Global Markets Limited 2,410,146株（0.78%）+0.12% |
| 05/27 | （空売り報告）Barclays Capital Securities Ltd 2,824,263株（0.92%）+0.05% |
| 05/26 | 3,041 | 3,126 | 2,917 | 2,937 | -0.2% | 2,471,500 | 8980億6270万 | -19.07% |
| 05/26 | （空売り報告）Citigroup Global Markets Limited 2,019,846株（0.66%）+0.13% |
| 05/25 | （5%ルール）3Dインベストメント・パートナーズ・プライベート・…（6.92%） |
| 05/25 | 3,000 | 3,025 | 2,922 | 2,943 | -1.21% | 1,569,700 | 8998億9735万 | -19.9% |
| 05/22 | 2,866 | 3,020 | 2,832 | 2,979 | +0.91% | 3,073,000 | 9109億527万 | -19.83% |
| 05/22 | （空売り報告）Citigroup Global Markets Limited 1,624,946株（0.53%）新規 |
| 05/22 | （空売り報告）Barclays Capital Securities Ltd 2,665,260株（0.87%）-0.04% |
| 05/21 | 2,981 | 3,041 | 2,910 | 2,952 | -0.91% | 2,800,300 | 9026億4933万 | -21.49% |
| 05/20 | 3,082 | 3,082 | 2,972 | 2,979 | -5.07% | 3,175,100 | 9109億527万 | -21.77% |
| 05/19 | （IR情報）15:30 当社連結子会社の株式会社西武不動産による株式会社イーグランド(証券コード:3294)に対する公開買付けの結果に関するお知らせ |
| 05/19 | 3,185 | 3,188 | 3,070 | 3,138 | +0.26% | 2,523,600 | 9595億2358万 | -18.75% |
| 05/18 | 3,408 | 3,437 | 3,130 | 3,130 | -8.32% | 3,487,500 | 9570億7737万 | -20.03% |
| 05/18 | （空売り報告）Barclays Capital Securities Ltd 2,808,547株（0.91%）+0.03% |
| 05/15 | 3,283 | 3,478 | 3,178 | 3,414 | -2.26% | 4,871,200 | 1兆439億 | -13.83% |
| 05/14 | （IR情報）14:00 剰余金の配当(増配)に関するお知らせ |
| 05/14 | （IR情報）14:00 「西武グループ中期経営計画(2024～2026年度)」および資本コストや株価を意識した経営の進捗について |
| 05/14 | （IR情報）14:00 2026年3月期決算実績概況資料 |
| 05/14 | （IR情報）14:00 2026年3月期決算短信〔日本基準〕(連結) |
| 05/14 | 3,722 | 3,800 | 3,470 | 3,493 | -7.08% | 2,388,400 | 1兆680億 | -12.7% |
| 05/13 | 3,779 | 3,809 | 3,738 | 3,759 | -0.48% | 1,118,500 | 1兆1494億 | -6.98% |
| 05/12 | 3,900 | 3,943 | 3,758 | 3,777 | -4.26% | 1,212,100 | 1兆1549億 | -7.27% |
| 05/11 | 3,977 | 4,035 | 3,924 | 3,945 | -1.91% | 1,131,600 | 1兆2062億 | -3.85% |
| 05/11 | （空売り報告）Barclays Capital Securities Ltd 2,718,979株（0.88%）-0.04% |
| 05/08 | 4,164 | 4,181 | 3,994 | 4,022 | -4.12% | 1,546,600 | 1兆2298億 | -2.38% |
| 05/07 | 3,924 | 4,223 | 3,907 | 4,195 | +9.36% | 2,679,500 | 1兆2827億 | +1.48% |
| 05/07 | （空売り報告）Barclays Capital Securities Ltd 2,815,979株（0.92%）+0.03% |
| 05/01 | 3,752 | 3,889 | 3,708 | 3,836 | +4.18% | 1,268,000 | 1兆1729億 | -7.37% |
| 05/01 | （空売り報告）Barclays Capital Securities Ltd 2,722,179株（0.89%）-0.01% |
| 04/30 | （IR情報）14:00 2026年3月期通期連結業績予想の修正に関するお知らせ |
| 04/30 | 3,800 | 3,834 | 3,658 | 3,682 | -5.42% | 1,433,800 | 1兆1258億 | -11.43% |
| 04/30 | （空売り報告）Barclays Capital Securities Ltd 2,757,879株（0.9%）+0.1% |
| 04/28 | 3,849 | 3,948 | 3,803 | 3,893 | +1.25% | 889,500 | 1兆1903億 | -6.91% |
| 04/27 | 3,743 | 3,876 | 3,732 | 3,845 | +2.4% | 775,400 | 1兆1757億 | -8.28% |
| 04/24 | 3,850 | 3,867 | 3,707 | 3,755 | -0.66% | 953,900 | 1兆1481億 | -10.68% |
| 04/23 | 3,940 | 3,980 | 3,687 | 3,780 | -5.48% | 1,334,500 | 1兆1558億 | -10.53% |
| 04/22 | （IR情報）16:00 (変更)「当社連結子会社の株式会社西武不動産による株式会社イーグランド(3294)に対する公開買付けの開始に関するお知らせ」及び公開買付開始公告の変更 |
| 04/22 | 4,036 | 4,059 | 3,999 | 3,999 | -1.06% | 657,100 | 1兆2227億 | -5.88% |
| 04/22 | （空売り報告）Barclays Capital Securities Ltd 2,460,517株（0.8%）+0.09% |
| 04/21 | 4,060 | 4,093 | 3,981 | 4,042 | +0.05% | 773,900 | 1兆2359億 | -5.14% |
| 04/20 | 4,114 | 4,130 | 4,024 | 4,040 | -1.7% | 494,900 | 1兆2353億 | -5.32% |
| 04/17 | 4,169 | 4,201 | 4,106 | 4,110 | +0.51% | 930,000 | 1兆2567億 | -3.77% |
| 04/17 | （空売り報告）Nomura International plc 1,512,710株（0.49%）-0.81%義務消失 |
| 04/16 | 4,044 | 4,097 | 4,020 | 4,089 | +1.01% | 766,100 | 1兆2503億 | -4.33% |
| 04/16 | （空売り報告）Nomura International plc 3,976,552株（1.3%）+0.02% |
| 04/15 | 3,990 | 4,058 | 3,988 | 4,048 | +1.53% | 889,000 | 1兆2377億 | -5.35% |
| 04/15 | （空売り報告）Nomura International plc 3,934,385株（1.28%）+0.28% |
| 04/14 | 4,067 | 4,090 | 3,962 | 3,987 | -2.54% | 1,042,300 | 1兆2191億 | -6.85% |
| 04/13 | 4,140 | 4,198 | 4,083 | 4,091 | -1.26% | 692,500 | 1兆2509億 | -4.55% |
| 04/13 | （空売り報告）Nomura International plc 3,066,867株（1%）+0.02% |
| 04/10 | 4,320 | 4,334 | 4,115 | 4,143 | -4.25% | 1,125,400 | 1兆2668億 | -3.45% |
| 04/10 | （空売り報告）Nomura International plc 3,025,871株（0.98%）-0.02% |
| 04/10 | （空売り報告）Barclays Capital Securities Ltd 2,177,455株（0.71%）+0.02% |
| 04/09 | 4,497 | 4,522 | 4,327 | 4,327 | -2.92% | 791,900 | 1兆3230億 | +0.63% |
| 04/09 | （空売り報告）Nomura International plc 3,072,180株（1%）+0.25% |
| 04/08 | 4,506 | 4,557 | 4,454 | 4,457 | +3.08% | 997,900 | 1兆3628億 | +3.48% |
| 04/08 | （空売り報告）Barclays Capital Securities Ltd 2,123,969株（0.69%）-0.12% |
| 04/07 | 4,399 | 4,464 | 4,322 | 4,324 | -1.39% | 586,500 | 1兆3221億 | +0.26% |
| 04/07 | （空売り報告）Nomura International plc 2,321,546株（0.75%）+0.24% |
| 04/06 | 4,500 | 4,501 | 4,385 | 4,385 | -2.56% | 515,300 | 1兆3408億 | +1.41% |
| 04/06 | （空売り報告）Nomura International plc 1,562,487株（0.51%）新規 |
| 04/03 | 4,559 | 4,575 | 4,463 | 4,500 | -1.32% | 566,900 | 1兆3759億 | +3.83% |
| 04/02 | 4,589 | 4,688 | 4,546 | 4,560 | +0.71% | 750,100 | 1兆3943億 | +5.12% |
| 04/01 | 4,449 | 4,528 | 4,377 | 4,528 | +3.59% | 781,600 | 1兆3845億 | +4.33% |
| 03/31 | （IR情報）16:00 当社連結子会社の株式会社西武不動産による株式会社イーグランド(証券コード:3294)に対する公開買付けの開始に関するお知らせ |
| 03/31 | 4,385 | 4,455 | 4,331 | 4,371 | +0.25% | 793,200 | 1兆3365億 | +0.67% |
| 03/30 | 4,235 | 4,370 | 4,180 | 4,360 | -0.46% | 1,114,300 | 1兆3331億 | +0.16% |
| 03/27 | 4,268 | 4,380 | 4,255 | 4,380 | +3.33% | 1,829,900 | 1兆3392億 | +0.34% |
| 03/26 | 4,271 | 4,295 | 4,210 | 4,239 | -1.14% | 842,100 | 1兆2961億 | -3.09% |
| 03/25 | 4,210 | 4,288 | 4,200 | 4,288 | +3.15% | 1,167,900 | 1兆3111億 | -2.17% |
| 03/24 | 4,213 | 4,250 | 4,147 | 4,157 | +0.34% | 709,700 | 1兆2711億 | -5.26% |
| 03/24 | （空売り報告）Barclays Capital Securities Ltd 2,501,590株（0.81%）+0.02% |
| 03/23 | （5%ルール）みずほ信託銀行（1.45%）みずほ証券（0.9%）アセットマネジメントOne（1.44%）みずほ銀行（1.87%） |
| 03/23 | 4,107 | 4,244 | 4,102 | 4,143 | -3.2% | 1,059,800 | 1兆2668億 | -5.84% |
| 03/19 | 4,371 | 4,434 | 4,280 | 4,280 | -2.46% | 1,303,700 | 1兆3087億 | -3.04% |
| 03/19 | （空売り報告）Barclays Capital Securities Ltd 2,441,370株（0.79%）-0.01% |
| 03/18 | 4,254 | 4,395 | 4,254 | 4,388 | +2.28% | 920,100 | 1兆3417億 | -0.66% |
| 03/17 | 4,183 | 4,297 | 4,183 | 4,290 | +2.53% | 734,000 | 1兆3117億 | -2.88% |
| 03/16 | 4,160 | 4,220 | 4,140 | 4,184 | +0.72% | 665,500 | 1兆2793億 | -5.36% |
| 03/13 | 4,130 | 4,279 | 4,130 | 4,154 | -0.38% | 970,500 | 1兆2701億 | -6.23% |
| 03/12 | 4,179 | 4,315 | 4,160 | 4,170 | -0.22% | 962,700 | 1兆2750億 | -5.98% |
| 03/12 | （空売り報告）Barclays Capital Securities Ltd 2,455,736株（0.8%）+0.3% |
| 03/11 | 4,160 | 4,225 | 4,154 | 4,179 | +1.56% | 685,600 | 1兆2778億 | -5.75% |
| 03/10 | 4,199 | 4,274 | 4,105 | 4,115 | -0.34% | 1,032,500 | 1兆2582億 | -7.15% |
| 03/09 | 4,075 | 4,147 | 4,042 | 4,129 | -2.2% | 934,700 | 1兆2625億 | -6.82% |
| 03/09 | （空売り報告）Barclays Capital Securities Ltd 1,538,990株（0.5%）再IN |
| 03/06 | 4,346 | 4,360 | 4,202 | 4,222 | -3.52% | 1,085,400 | 1兆2909億 | -4.67% |
| 03/06 | （空売り報告）Barclays Capital Securities Ltd 1,512,990株（0.49%）-0.02%義務消失 |
| 03/05 | 4,535 | 4,580 | 4,345 | 4,376 | -2.84% | 1,249,400 | 1兆3380億 | -1.04% |
| 03/05 | （空売り報告）Barclays Capital Securities Ltd 1,559,890株（0.51%）再IN |
| 03/04 | 4,618 | 4,630 | 4,470 | 4,504 | -2.09% | 1,354,900 | 1兆3772億 | +2.15% |
| 03/03 | 4,600 | 4,649 | 4,531 | 4,600 | 0% | 1,085,700 | 1兆4065億 | +4.71% |
| 03/02 | 4,570 | 4,640 | 4,491 | 4,600 | -0.86% | 1,058,000 | 1兆4065億 | +5.19% |
| 02/27 | 4,638 | 4,643 | 4,528 | 4,640 | +0.76% | 2,452,300 | 1兆4187億 | +6.52% |
| 02/26 | （IR情報）14:00 当社及び子会社の役員、執行役員等の異動、機構改革のお知らせ |
| 02/26 | （IR情報）14:00 代表取締役の異動に関するお知らせ |
| 02/26 | 4,626 | 4,659 | 4,581 | 4,605 | +0.35% | 2,331,600 | 1兆4080億 | +6.11% |
| 02/25 | 4,600 | 4,647 | 4,578 | 4,589 | -0.07% | 960,200 | 1兆4032億 | +6.03% |
| 02/24 | 4,600 | 4,618 | 4,526 | 4,592 | -0.8% | 993,100 | 1兆4041億 | +6.44% |
| 02/20 | 4,630 | 4,674 | 4,577 | 4,629 | -1.17% | 825,200 | 1兆4154億 | +7.73% |
| 02/19 | 4,597 | 4,707 | 4,562 | 4,684 | +1.83% | 1,064,500 | 1兆4322億 | +9.41% |
| 02/18 | 4,595 | 4,775 | 4,562 | 4,600 | +3.09% | 1,366,200 | 1兆4065億 | +7.93% |
| 02/17 | 4,461 | 4,491 | 4,405 | 4,462 | +1.32% | 741,700 | 1兆3643億 | +5.04% |
| 02/16 | 4,491 | 4,584 | 4,311 | 4,404 | -1.19% | 949,700 | 1兆3466億 | +3.89% |
| 02/13 | 4,480 | 4,575 | 4,432 | 4,457 | -0.96% | 1,184,900 | 1兆3628億 | +5.19% |
| 02/12 | （IR情報）14:00 2026年3月期通期連結業績予想の修正に関するお知らせ |
| 02/12 | （IR情報）14:00 2026年3月期第3四半期決算実績概況資料 |
| 02/12 | （IR情報）14:00 2026年3月期第3四半期決算短信〔日本基準〕(連結) |
| 02/12 | 4,442 | 4,610 | 4,362 | 4,500 | +3.35% | 1,602,800 | 1兆3759億 | +6.26% |
| 02/10 | 4,389 | 4,393 | 4,329 | 4,354 | -0.8% | 680,000 | 1兆3313億 | +2.86% |
| 02/09 | 4,453 | 4,460 | 4,336 | 4,389 | +0.05% | 710,500 | 1兆3420億 | +3.69% |
| 02/06 | 4,402 | 4,422 | 4,310 | 4,387 | -0.39% | 996,900 | 1兆3414億 | +3.74% |
| 02/05 | 4,359 | 4,436 | 4,318 | 4,404 | +2.68% | 1,285,000 | 1兆3466億 | +4.21% |
| 02/04 | 4,128 | 4,289 | 4,087 | 4,289 | +3.67% | 984,900 | 1兆3114億 | +1.49% |
| 02/03 | 4,148 | 4,181 | 4,109 | 4,137 | +0.02% | 1,009,400 | 1兆2649億 | -2.2% |
| 02/02 | 4,235 | 4,235 | 4,121 | 4,136 | +1% | 881,100 | 1兆3378億 | -2.38% |
| 01/30 | 4,120 | 4,122 | 4,052 | 4,095 | +0.61% | 740,500 | 1兆3245億 | -3.47% |
| 01/29 | 4,005 | 4,077 | 3,967 | 4,070 | +0.54% | 848,000 | 1兆3164億 | -4.28% |
| 01/28 | 4,051 | 4,078 | 4,027 | 4,048 | -0.27% | 685,200 | 1兆3093億 | -5.33% |
| 01/27 | 4,150 | 4,157 | 4,054 | 4,059 | -0.98% | 791,600 | 1兆3129億 | -5.52% |
| 01/26 | 4,074 | 4,130 | 4,060 | 4,099 | +0.07% | 707,900 | 1兆3258億 | -5.01% |
10年以上蓄積したファイナンスデータとAIを掛け合わせて、投資の意思決定を加速させるポジションです。
