| 2019 |
| 04/04 | 10:00 博報堂DYホールディングスの戦略事業組織kyu、トルコのイノベーション・プラットフォーム「Atolye」(アトリエ)社の株式を取得 |
| 04/02 | 1,816 | 1,816 | 1,755 | 1,759 | -1.68% | 736,900 | 6841億7016万 | +0.51% |
| 04/01 | 1,796 | 1,818 | 1,787 | 1,789 | +0.62% | 623,000 | 6958億3878万 | +2.11% |
| 03/29 | 1,788 | 1,792 | 1,773 | 1,778 | +0.06% | 835,200 | 6915億6029万 | +1.54% |
| 03/28 | 1,777 | 1,784 | 1,759 | 1,777 | -1.77% | 584,300 | 6911億7133万 | +1.43% |
| 03/27 | 1,799 | 1,815 | 1,790 | 1,809 | -0.11% | 792,200 | 7036億1786万 | +3.25% |
| 03/26 | 1,775 | 1,820 | 1,775 | 1,811 | +4.2% | 1,087,800 | 7043億9577万 | +3.43% |
| 03/25 | 1,762 | 1,769 | 1,725 | 1,738 | -2.74% | 462,000 | 6760億212万 | -0.69% |
| 03/22 | 1,789 | 1,793 | 1,773 | 1,787 | -0.39% | 587,400 | 6950億6087万 | +2.11% |
| 03/20 | 1,781 | 1,799 | 1,770 | 1,794 | +1.41% | 686,400 | 6977億8355万 | +2.57% |
| 03/19 | 1,782 | 1,782 | 1,745 | 1,769 | -0.56% | 505,900 | 6880億5970万 | +1.2% |
| 03/18 | 1,772 | 1,782 | 1,750 | 1,779 | +0.28% | 603,900 | 6919億4924万 | +1.95% |
| 03/15 | 1,761 | 1,778 | 1,750 | 1,774 | +2.07% | 932,500 | 6900億447万 | +2.01% |
| 03/14 | 1,761 | 1,765 | 1,738 | 1,738 | 0% | 559,400 | 6760億212万 | +0.29% |
| 03/13 | 1,730 | 1,756 | 1,718 | 1,738 | -0.06% | 927,500 | 6760億212万 | +0.4% |
| 03/12 | 1,722 | 1,749 | 1,707 | 1,739 | +3.39% | 909,500 | 6763億9108万 | +0.58% |
| 03/11 | 15:00 2019年2月度株式会社博報堂・株式会社大広・株式会社読売広告社単体売上高実績表 |
| 03/11 | 1,677 | 1,683 | 1,655 | 1,682 | +0.84% | 434,700 | 6542億2070万 | -2.61% |
| 03/08 | 1,670 | 1,687 | 1,663 | 1,668 | -2.46% | 853,400 | 6487億7534万 | -3.42% |
| 03/07 | 1,745 | 1,747 | 1,701 | 1,710 | -1.5% | 637,000 | 6651億1141万 | -0.98% |
| 03/06 | 1,729 | 1,741 | 1,717 | 1,736 | -0.57% | 729,100 | 6752億2422万 | +0.64% |
| 03/05 | 1,741 | 1,751 | 1,725 | 1,746 | -0.51% | 691,400 | 6791億1376万 | +1.45% |
| 03/04 | 1,723 | 1,767 | 1,717 | 1,755 | +2.93% | 953,900 | 6826億1434万 | +2.21% |
| 03/01 | 1,690 | 1,713 | 1,676 | 1,705 | -0.12% | 1,211,800 | 6631億6664万 | -0.47% |
| 02/28 | 16:00 代表取締役の異動および役員の異動に関するお知らせ |
| 02/28 | 1,729 | 1,751 | 1,707 | 1,707 | -1.1% | 944,400 | 6639億4455万 | -0.23% |
| 02/27 | 1,757 | 1,764 | 1,725 | 1,726 | -1.26% | 1,254,900 | 6713億3467万 | +1.11% |
| 02/26 | 1,775 | 1,779 | 1,736 | 1,748 | -2.13% | 885,000 | 6798億9166万 | +2.7% |
| 02/25 | 1,792 | 1,798 | 1,779 | 1,786 | +0.17% | 390,300 | 6946億7192万 | +5.31% |
| 02/22 | 1,776 | 1,792 | 1,775 | 1,783 | -0.28% | 427,400 | 6935億506万 | +5.57% |
| 02/21 | 1,788 | 1,803 | 1,777 | 1,788 | +0.11% | 636,400 | 6954億4983万 | +6.24% |
| 02/20 | 1,782 | 1,792 | 1,770 | 1,786 | -0.45% | 497,500 | 6946億7192万 | +6.69% |
| 02/19 | 1,780 | 1,802 | 1,771 | 1,794 | +1.18% | 458,500 | 6977億8355万 | +7.75% |
| 02/18 | 1,788 | 1,791 | 1,756 | 1,773 | +2.25% | 525,400 | 6896億1552万 | +7.07% |
| 02/15 | 16:30 2019年3月期第3四半期期決算説明会質疑応答要旨 |
| 02/15 | 1,735 | 1,749 | 1,720 | 1,734 | -2.31% | 947,700 | 6744億4631万 | +5.28% |
| 02/14 | 1,770 | 1,796 | 1,768 | 1,775 | +0.85% | 1,142,800 | 6903億9342万 | +8.17% |
| 02/13 | 1,740 | 1,767 | 1,724 | 1,760 | +4.39% | 1,199,200 | 6845億5911万 | +7.71% |
| 02/12 | 15:00 2019年1月度株式会社博報堂・株式会社大広・株式会社読売広告社単体売上高実績表 |
| 02/12 | 1,600 | 1,694 | 1,600 | 1,686 | +3.44% | 1,292,800 | 6557億7651万 | +3.63% |
| 02/08 | 17:00 2019年3月期第3四半期期決算説明会資料(決算パート) |
| 02/08 | 17:00 2019年3月期第3四半期決算短信[日本基準](連結)参考資料 |
| 02/08 | 17:00 2019年3月期第3四半期決算短信[日本基準](連結) |
| 02/08 | 1,622 | 1,638 | 1,610 | 1,630 | -0.79% | 825,800 | 6339億9509万 | +0.56% |
| 02/07 | 1,661 | 1,667 | 1,630 | 1,643 | -2.09% | 562,100 | 6390億5149万 | +1.55% |
| 02/06 | 1,689 | 1,702 | 1,677 | 1,678 | +0.18% | 490,800 | 6526億6488万 | +3.84% |
| 02/05 | 1,696 | 1,698 | 1,672 | 1,675 | -0.95% | 634,400 | 6514億9802万 | +4.23% |
| 02/04 | 1,693 | 1,704 | 1,686 | 1,691 | +0.42% | 622,100 | 6577億2128万 | +5.75% |
| 02/01 | 1,683 | 1,700 | 1,676 | 1,684 | +0.84% | 882,900 | 6549億9861万 | +5.65% |
| 01/31 | 1,678 | 1,692 | 1,664 | 1,670 | +0.18% | 996,600 | 6495億5325万 | +4.97% |
| 01/30 | 1,644 | 1,673 | 1,635 | 1,667 | +1.52% | 1,015,200 | 6483億8639万 | +4.84% |
| 01/29 | 1,646 | 1,650 | 1,626 | 1,642 | +0.37% | 667,000 | 6386億6254万 | +3.34% |
| 01/28 | 1,645 | 1,655 | 1,632 | 1,636 | -0.91% | 547,900 | 6363億2881万 | +2.76% |
| 01/25 | 1,648 | 1,659 | 1,637 | 1,651 | -0.24% | 820,500 | 6421億6312万 | +3.45% |
| 01/24 | 1,636 | 1,665 | 1,614 | 1,655 | +3.24% | 1,324,800 | 6437億1894万 | +3.44% |
| 01/23 | 1,593 | 1,610 | 1,585 | 1,603 | +0.06% | 685,600 | 6234億9333万 | +0.06% |
| 01/22 | 1,632 | 1,634 | 1,597 | 1,602 | -0.87% | 474,000 | 6231億437万 | -0.12% |
| 01/21 | 1,611 | 1,636 | 1,608 | 1,616 | +0.31% | 834,400 | 6285億4973万 | +0.56% |
| 01/18 | 1,609 | 1,637 | 1,608 | 1,611 | -0.25% | 605,400 | 6266億496万 | -0.06% |
| 01/17 | 1,583 | 1,624 | 1,583 | 1,615 | +2.34% | 863,900 | 6281億6078万 | 0% |
| 01/16 | 15:00 2018年12月度株式会社博報堂・株式会社大広・株式会社読売広告社単体売上高実績表 |
| 01/16 | 1,569 | 1,589 | 1,559 | 1,578 | +0.96% | 723,600 | 6137億6948万 | -2.59% |
| 01/15 | 1,545 | 1,574 | 1,533 | 1,563 | +0.71% | 825,100 | 6079億3517万 | -3.87% |
| 01/11 | 1,563 | 1,572 | 1,539 | 1,552 | -0.32% | 947,000 | 6036億5667万 | -5.02% |
| 01/10 | 1,570 | 1,582 | 1,545 | 1,557 | -2.01% | 769,900 | 6056億144万 | -5.12% |
| 01/09 | 1,627 | 1,633 | 1,584 | 1,589 | -0.19% | 1,039,900 | 6180億4797万 | -3.46% |
| 01/08 | 1,599 | 1,609 | 1,575 | 1,592 | 0% | 709,800 | 6192億1483万 | -3.46% |
| 01/07 | 1,569 | 1,600 | 1,566 | 1,592 | +4.6% | 529,200 | 6192億1483万 | -3.57% |
| 01/04 | 1,535 | 1,549 | 1,509 | 1,522 | -3.37% | 1,030,500 | 5919億8805万 | -7.87% |
| 2018 |
| 12/28 | 1,572 | 1,578 | 1,552 | 1,575 | -0.57% | 549,100 | 6126億261万 | -4.89% |
| 12/27 | 1,537 | 1,588 | 1,533 | 1,584 | +8.34% | 1,011,800 | 6161億320万 | -4.46% |
| 12/26 | 1,466 | 1,501 | 1,438 | 1,462 | +0.27% | 942,800 | 5686億5081万 | -11.98% |
| 12/25 | 1,506 | 1,512 | 1,444 | 1,458 | -7.37% | 581,100 | 5670億9499万 | -12.8% |
| 12/21 | 1,610 | 1,613 | 1,559 | 1,574 | -2.54% | 1,005,200 | 6122億1366万 | -6.48% |
| 12/20 | 1,640 | 1,660 | 1,607 | 1,615 | -1.04% | 973,800 | 6281億6078万 | -4.44% |
| 12/19 | 1,651 | 1,654 | 1,626 | 1,632 | -1.39% | 797,700 | 6347億7299万 | -3.77% |
| 12/18 | 1,685 | 1,703 | 1,651 | 1,655 | -3.55% | 873,600 | 6437億1894万 | -2.65% |
| 12/17 | 1,723 | 1,731 | 1,711 | 1,716 | -0.58% | 438,700 | 6674億4513万 | +0.65% |
| 12/14 | 1,727 | 1,736 | 1,713 | 1,726 | -1.32% | 1,429,000 | 6713億3467万 | +0.76% |
| 12/13 | 1,737 | 1,757 | 1,734 | 1,749 | +1.45% | 921,900 | 6802億8062万 | +1.63% |
| 12/12 | 1,662 | 1,742 | 1,660 | 1,724 | +5.51% | 1,613,500 | 6705億5677万 | -0.12% |
| 12/11 | 15:00 2018年11月度株式会社博報堂・株式会社大広・株式会社読売広告社単体売上高実績表 |
| 12/11 | 1,679 | 1,680 | 1,625 | 1,634 | -2.51% | 840,100 | 6355億5090万 | -5.71% |
| 12/10 | 1,720 | 1,733 | 1,666 | 1,676 | -4.56% | 818,400 | 6518億8697万 | -3.84% |
| 12/07 | 1,701 | 1,757 | 1,700 | 1,756 | +4.21% | 987,600 | 6830億330万 | +0.29% |
| 12/06 | 1,725 | 1,733 | 1,678 | 1,685 | -2.94% | 712,800 | 6553億8756万 | -4.04% |
| 12/05 | 1,716 | 1,737 | 1,704 | 1,736 | +0.06% | 785,500 | 6752億2422万 | -1.59% |
| 12/04 | 1,760 | 1,770 | 1,730 | 1,735 | -0.8% | 983,300 | 6748億3526万 | -1.87% |
| 12/03 | 1,750 | 1,758 | 1,725 | 1,749 | +0.63% | 903,000 | 6802億8062万 | -1.3% |
| 11/30 | 1,690 | 1,739 | 1,687 | 1,738 | +3.51% | 2,365,600 | 6760億212万 | -2.19% |
| 11/29 | 1,697 | 1,697 | 1,672 | 1,679 | +0.36% | 843,800 | 6530億5383万 | -5.83% |
| 11/28 | 1,647 | 1,673 | 1,629 | 1,673 | +3.02% | 1,508,400 | 6507億2011万 | -6.69% |
| 11/27 | 1,644 | 1,646 | 1,614 | 1,624 | +0.56% | 729,300 | 6316億6136万 | -9.98% |
| 11/26 | 1,618 | 1,631 | 1,607 | 1,615 | -0.74% | 846,900 | 6281億6078万 | -11.21% |
| 11/22 | 1,621 | 1,630 | 1,606 | 1,627 | +0.62% | 820,000 | 6328億2822万 | -11.24% |
| 11/21 | 11:00 2019年3月期上期決算説明会資料(中期経営計画の進捗状況) |
| 11/21 | 11:00 2019年3月期上期決算説明会質疑応答要旨 |
| 11/21 | 1,630 | 1,638 | 1,614 | 1,617 | -3.35% | 920,800 | 6289億3868万 | -12.45% |
| 11/20 | 1,691 | 1,704 | 1,671 | 1,673 | -2.9% | 816,800 | 6507億2011万 | -10.1% |
| 11/19 | 1,723 | 1,737 | 1,715 | 1,723 | -1.09% | 614,400 | 6701億6781万 | -7.86% |
| 11/16 | 1,766 | 1,782 | 1,738 | 1,742 | -1.08% | 748,700 | 6775億5794万 | -7.24% |
| 11/15 | 1,743 | 1,763 | 1,718 | 1,761 | +0.34% | 1,108,100 | 6849億4807万 | -6.58% |
| 11/14 | 1,750 | 1,769 | 1,743 | 1,755 | +1.5% | 1,274,700 | 6826億1434万 | -7.29% |
| 11/13 | 1,750 | 1,766 | 1,714 | 1,729 | -2.92% | 1,244,100 | 6725億154万 | -9.14% |
| 11/12 | 15:00 2019年3月期上期決算説明会資料 |
| 11/12 | 1,847 | 1,882 | 1,760 | 1,781 | -7.58% | 2,077,100 | 6927億2715万 | -6.9% |
| 11/09 | 15:00 2018年10月度株式会社博報堂・株式会社大広・株式会社読売広告社単体売上高実績表 |
| 11/09 | 15:00 2019年3月期上期決算説明会資料(決算パート) |
| 11/09 | 15:00 2019年3月期第2四半期決算短信[日本基準](連結)参考資料 |
| 11/09 | 15:00 2019年3月期第2四半期決算短信[日本基準](連結) |
| 11/09 | 15:00 業績予想の修正に関するお知らせ |
| 11/09 | 1,933 | 1,953 | 1,910 | 1,927 | +0.1% | 993,900 | 7495億1444万 | +0.26% |
| 11/08 | 1,898 | 1,930 | 1,893 | 1,925 | +2.94% | 543,400 | 7487億3653万 | 0% |
| 11/07 | 1,917 | 1,924 | 1,860 | 1,870 | -1.79% | 757,800 | 7273億4406万 | -3.01% |
| 11/06 | 1,875 | 1,907 | 1,870 | 1,904 | +1.49% | 538,700 | 7405億6849万 | -1.45% |
| 11/05 | 1,870 | 1,892 | 1,865 | 1,876 | -0.32% | 678,700 | 7296億7778万 | -3.1% |
| 11/02 | 1,855 | 1,885 | 1,850 | 1,882 | +1.07% | 767,300 | 7320億1151万 | -3.04% |
| 11/01 | 1,887 | 1,907 | 1,855 | 1,862 | -1.27% | 643,600 | 7242億3242万 | -4.22% |
