| 2026 |
| 03/06 | 909 | 911 | 905 | 911 | +0.33% | 1,400 | 28億150万 | -2.15% |
| 03/05 | 913 | 920 | 908 | 908 | +0.11% | 4,000 | 27億9228万 | -2.47% |
| 03/04 | 905 | 914 | 888 | 907 | +0.11% | 4,200 | 27億8920万 | -2.68% |
| 03/03 | 944 | 944 | 906 | 906 | -4.03% | 14,000 | 27億8613万 | -2.79% |
| 03/02 | 927 | 946 | 916 | 944 | +0.21% | 8,200 | 29億298万 | +1.18% |
| 02/27 | 934 | 950 | 920 | 942 | +0.86% | 9,400 | 28億9683万 | +1.07% |
| 02/26 | 942 | 942 | 931 | 934 | -0.32% | 2,000 | 28億7223万 | +0.32% |
| 02/25 | 928 | 938 | 927 | 937 | +0.75% | 3,300 | 28億8146万 | +0.75% |
| 02/24 | 956 | 956 | 928 | 930 | -2.72% | 3,100 | 28億5993万 | 0% |
| 02/20 | 946 | 958 | 946 | 956 | -0.31% | 4,400 | 29億3989万 | +2.8% |
| 02/19 | 937 | 965 | 912 | 959 | +0.74% | 12,100 | 29億4911万 | +3.23% |
| 02/18 | 942 | 955 | 930 | 952 | +0.95% | 8,800 | 29億2759万 | +2.59% |
| 02/17 | 921 | 1,019 | 920 | 943 | +1.62% | 75,000 | 28億9991万 | +1.73% |
| 02/16 | 912 | 928 | 900 | 928 | +0.43% | 5,700 | 28億5378万 | +0.11% |
| 02/13 | 920 | 924 | 915 | 924 | +0.33% | 2,000 | 28億4148万 | -0.22% |
| 02/12 | 933 | 936 | 921 | 921 | -1.81% | 2,300 | 28億3225万 | -0.43% |
| 02/10 | 928 | 940 | 923 | 938 | +0.75% | 1,600 | 28億8453万 | +1.52% |
| 02/09 | 925 | 942 | 922 | 931 | +1.2% | 2,200 | 28億6301万 | +0.98% |
| 02/06 | 923 | 927 | 920 | 920 | -0.11% | 14,000 | 28億2918万 | +0.11% |
| 02/05 | 943 | 950 | 920 | 921 | -2.54% | 3,700 | 28億3225万 | +0.44% |
| 02/04 | 934 | 950 | 922 | 945 | -0.21% | 3,900 | 29億606万 | +3.28% |
| 02/03 | 925 | 950 | 908 | 947 | +1.07% | 8,100 | 29億1221万 | +3.95% |
| 02/02 | 911 | 942 | 911 | 937 | +2.63% | 3,800 | 28億8146万 | +3.31% |
| 01/30 | 913 | 930 | 913 | 913 | -0.22% | 1,900 | 28億765万 | +1% |
| 01/29 | (IR情報)15:30 はてな、AIを活用したインタビュー分析SaaS「toitta」の新機能「ask toitta」を正式リリース |
| 01/29 | 922 | 922 | 915 | 915 | -0.76% | 1,600 | 28億1380万 | +1.44% |
| 01/28 | 929 | 940 | 920 | 922 | -0.75% | 7,700 | 28億3533万 | +2.56% |
| 01/27 | 910 | 929 | 907 | 929 | +1.86% | 1,100 | 28億5686万 | +3.57% |
| 01/26 | 910 | 921 | 905 | 912 | -0.44% | 1,000 | 28億458万 | +2.01% |
| 01/23 | 925 | 925 | 911 | 916 | -1.19% | 12,500 | 28億1688万 | +2.81% |
| 01/22 | 912 | 927 | 884 | 927 | +1.64% | 10,000 | 28億5071万 | +4.27% |
| 01/21 | 922 | 925 | 910 | 912 | -1.08% | 9,000 | 28億458万 | +2.59% |
| 01/20 | 932 | 932 | 922 | 922 | -0.11% | 2,500 | 28億3533万 | +3.71% |
| 01/19 | 929 | 929 | 921 | 923 | -0.97% | 41,900 | 28億3840万 | +3.82% |
| 01/16 | 934 | 937 | 924 | 932 | -0.21% | 3,100 | 28億6608万 | +4.84% |
| 01/15 | 933 | 937 | 929 | 934 | +0.21% | 5,000 | 28億7223万 | +5.06% |
| 01/14 | 921 | 935 | 921 | 932 | 0% | 5,300 | 28億6608万 | +4.84% |
| 01/13 | (IR情報)15:30 はてな開発のマンガビューワ、少年画報社「COMIC Y-OURS」に提供開始 |
| 01/13 | 939 | 949 | 929 | 932 | +0.22% | 14,100 | 28億6608万 | +4.72% |
| 01/09 | 916 | 935 | 912 | 930 | +2.54% | 12,700 | 28億5993万 | +4.49% |
| 01/08 | 902 | 915 | 896 | 907 | +0.55% | 16,200 | 27億8920万 | +1.8% |
| 01/07 | 890 | 902 | 886 | 902 | +0.67% | 6,000 | 27億7383万 | +1.01% |
| 01/06 | 890 | 898 | 890 | 896 | +1.36% | 6,200 | 27億5537万 | +0.11% |
| 01/05 | 869 | 889 | 868 | 884 | +1.84% | 12,700 | 27億1847万 | -1.45% |
| 2025 |
| 12/30 | 866 | 868 | 857 | 868 | +0.23% | 2,900 | 26億6927万 | -3.56% |
| 12/29 | 862 | 871 | 862 | 866 | +0.23% | 6,700 | 26億6312万 | -4.1% |
| 12/26 | 855 | 864 | 850 | 864 | +1.05% | 13,600 | 26億5697万 | -4.64% |
| 12/25 | 859 | 859 | 852 | 855 | +0.23% | 7,600 | 26億2929万 | -5.94% |
| 12/24 | 853 | 866 | 853 | 853 | +0.12% | 13,200 | 26億2314万 | -6.57% |
| 12/23 | 853 | 854 | 848 | 852 | -0.35% | 4,600 | 26億2007万 | -6.99% |
| 12/22 | 853 | 860 | 845 | 855 | +0.23% | 13,900 | 26億2929万 | -7.07% |
| 12/19 | 877 | 880 | 853 | 853 | -2.29% | 8,100 | 26億2314万 | -7.88% |
| 12/18 | 851 | 876 | 851 | 873 | +2.71% | 8,200 | 26億8464万 | -6.33% |
| 12/17 | 843 | 854 | 842 | 850 | +0.12% | 9,000 | 26億1392万 | -9.28% |
| 12/16 | 842 | 856 | 836 | 849 | -0.93% | 30,300 | 26億1084万 | -9.87% |
| 12/15 | 897 | 900 | 857 | 857 | -6.03% | 36,200 | 26億3544万 | -9.41% |
| 12/12 | (IR情報)12:00 2026年7月期第1四半期決算短信〔日本基準〕(非連結) |
| 12/12 | 920 | 926 | 881 | 912 | -1.19% | 27,900 | 28億458万 | -4% |
| 12/11 | 925 | 928 | 922 | 923 | -0.11% | 3,900 | 28億3840万 | -2.94% |
| 12/10 | 925 | 926 | 923 | 924 | -0.22% | 2,900 | 28億4148万 | -2.94% |
| 12/09 | 928 | 932 | 922 | 926 | -0.22% | 8,000 | 28億4763万 | -2.83% |
| 12/08 | 935 | 935 | 923 | 928 | -0.75% | 5,400 | 28億5378万 | -2.83% |
| 12/05 | 928 | 935 | 926 | 935 | -1.37% | 16,800 | 28億7531万 | -2.2% |
| 12/04 | 947 | 951 | 940 | 948 | -0.11% | 3,300 | 29億1528万 | -0.84% |
| 12/03 | 957 | 957 | 946 | 949 | -0.11% | 3,200 | 29億1836万 | -0.84% |
| 12/02 | (IR情報)12:00 譲渡制限付株式報酬としての自己株式の処分の払込完了に関するお知らせ |
| 12/02 | 960 | 960 | 947 | 950 | -1.04% | 2,400 | 29億2144万 | -0.84% |
| 12/01 | 948 | 960 | 948 | 960 | +1.27% | 2,500 | 29億5219万 | +0.1% |
| 11/28 | 947 | 956 | 945 | 948 | 0% | 3,400 | 29億1528万 | -1.25% |
| 11/27 | 945 | 956 | 945 | 948 | +0.32% | 5,700 | 29億1528万 | -1.35% |
| 11/26 | 951 | 951 | 937 | 945 | 0% | 3,500 | 29億606万 | -1.77% |
| 11/25 | 943 | 949 | 940 | 945 | +0.21% | 3,600 | 29億606万 | -1.87% |
| 11/21 | 941 | 949 | 937 | 943 | 0% | 1,600 | 28億9991万 | -2.28% |
| 11/20 | 946 | 946 | 938 | 943 | -0.32% | 4,200 | 28億9991万 | -2.38% |
| 11/19 | 937 | 949 | 936 | 946 | +0.75% | 6,200 | 29億913万 | -2.27% |
| 11/18 | 953 | 954 | 939 | 939 | -1.98% | 7,600 | 28億8761万 | -3% |
| 11/17 | 978 | 978 | 950 | 958 | -2.94% | 14,900 | 29億4604万 | -1.14% |
| 11/14 | (IR情報)12:00 譲渡制限付株式報酬としての自己株式の処分に関するお知らせ |
| 11/14 | 1,004 | 1,004 | 984 | 987 | -2.18% | 10,800 | 30億3522万 | +1.86% |
| 11/13 | 991 | 1,009 | 991 | 1,009 | +1.82% | 16,700 | 31億287万 | +4.24% |
| 11/12 | 968 | 1,000 | 965 | 991 | +1.33% | 17,800 | 30億4752万 | +2.38% |
| 11/11 | (IR情報)15:30 マンガサービスのグロース支援ソリューション「Comic Growth powered by GigaViewer」本格始動のお知らせ |
| 11/11 | 964 | 978 | 946 | 978 | +1.35% | 10,600 | 30億754万 | +1.03% |
| 11/10 | 945 | 974 | 920 | 965 | +2.44% | 19,300 | 29億6756万 | -0.21% |
| 11/07 | 930 | 946 | 930 | 942 | -0.11% | 3,400 | 28億9683万 | -2.69% |
| 11/06 | 938 | 946 | 938 | 943 | +0.53% | 2,400 | 28億9991万 | -2.78% |
| 11/05 | 960 | 960 | 907 | 938 | -2.29% | 17,500 | 28億8453万 | -3.5% |
| 11/04 | 961 | 961 | 955 | 960 | -0.72% | 1,400 | 29億5219万 | -1.34% |
| 10/31 | 952 | 967 | 952 | 967 | +1.68% | 1,800 | 29億7371万 | -0.72% |
| 10/30 | 954 | 965 | 949 | 951 | -0.31% | 7,300 | 29億2451万 | -2.46% |
| 10/29 | 978 | 983 | 954 | 954 | -2.35% | 20,800 | 29億3374万 | -2.25% |
| 10/28 | 976 | 994 | 976 | 977 | +0.31% | 11,700 | 30億447万 | -0.1% |
| 10/27 | 978 | 980 | 965 | 974 | +0.21% | 7,700 | 29億9524万 | -0.51% |
| 10/24 | 979 | 979 | 965 | 972 | -0.41% | 5,500 | 29億8909万 | -0.92% |
| 10/23 | 973 | 980 | 971 | 976 | -0.31% | 4,400 | 30億139万 | -0.61% |
| 10/22 | (IR情報)12:00 事業計画及び成長可能性に関する説明資料 |
| 10/22 | 976 | 979 | 970 | 979 | +0.93% | 3,700 | 30億1062万 | -0.41% |
| 10/21 | 982 | 982 | 966 | 970 | -0.41% | 5,900 | 29億8294万 | -1.72% |
| 10/20 | 978 | 994 | 968 | 974 | -0.41% | 11,000 | 29億9524万 | -2.79% |
| 10/17 | 988 | 996 | 970 | 978 | -1.01% | 8,400 | 30億754万 | -3.83% |
| 10/16 | 978 | 997 | 978 | 988 | +1.44% | 11,000 | 30億3829万 | -4.26% |
| 10/15 | 958 | 979 | 957 | 974 | +2.85% | 11,000 | 29億9524万 | -7.06% |
| 10/15 | (空売り報告)GOLDMAN SACHS INTERNATIONAL 14,200株(0.46%)-0.08%義務消失 |
| 10/14 | 960 | 970 | 946 | 947 | -1.87% | 18,100 | 29億1221万 | -11% |
| 10/10 | 965 | 967 | 956 | 965 | +0.63% | 4,200 | 29億6756万 | -10.81% |
| 10/09 | 982 | 982 | 950 | 959 | -2.04% | 39,100 | 29億4911万 | -12.66% |
| 10/08 | 989 | 1,008 | 978 | 979 | -1.01% | 30,900 | 30億1062万 | -12.2% |
| 10/08 | (空売り報告)GOLDMAN SACHS INTERNATIONAL 16,800株(0.54%)再IN |
| 10/07 | 984 | 991 | 982 | 989 | 0% | 8,100 | 30億4137万 | -12.56% |
| 10/07 | (空売り報告)GOLDMAN SACHS INTERNATIONAL 15,100株(0.49%)-0.01%義務消失 |
| 10/06 | (空売り報告)GOLDMAN SACHS INTERNATIONAL 15,400株(0.5%)再IN |