| 2019 |
| 02/13 | 21:00 特別損失(投資有価証券評価損)の計上および通期業績予想と実績との差異に関するお知らせ |
| 02/13 | 21:00 平成30年12月期決算短信〔日本基準〕(非連結) |
| 02/13 | 13:30 個人投資家向けインターネット決算説明会開催のお知らせ |
| 02/12 | 1,084 | 1,121 | 1,058 | 1,058 | -4.84% | 9,419 | 44億8515万 | +13.19% |
| 02/08 | 1,046 | 1,204 | 1,039 | 1,112 | +6.32% | 22,330 | 47億1341万 | +19.72% |
| 02/07 | 997 | 1,058 | 996 | 1,046 | +4.43% | 12,700 | 44億3309万 | +13.57% |
| 02/06 | 1,020 | 1,024 | 986 | 1,002 | -2.3% | 4,233 | 42億4487万 | +9.35% |
| 02/05 | 1,003 | 1,038 | 1,003 | 1,025 | +3.43% | 9,842 | 43億4499万 | +13.04% |
| 02/04 | 954 | 1,037 | 954 | 991 | +4.59% | 15,980 | 42億82万 | +10.5% |
| 02/01 | 916 | 948 | 916 | 948 | +3.51% | 6,985 | 40億1661万 | +6.25% |
| 01/31 | 866 | 916 | 866 | 916 | +7.43% | 9,419 | 38億8045万 | +3.11% |
| 01/30 | 860 | 884 | 852 | 852 | -1.96% | 1,270 | 36億1214万 | -4.02% |
| 01/29 | 855 | 870 | 843 | 869 | +0.11% | 3,387 | 36億8423万 | -2.1% |
| 01/28 | 910 | 917 | 865 | 868 | -3.16% | 2,857 | 36億8022万 | -2.43% |
| 01/25 | 912 | 912 | 884 | 897 | -3.16% | 1,693 | 38億36万 | +0.3% |
| 01/24 | 926 | 926 | 926 | 926 | +1.55% | 212 | 39億2450万 | +3.12% |
| 01/23 | 912 | 912 | 912 | 912 | 0% | 106 | 38億6443万 | +1.32% |
| 01/22 | 898 | 912 | 898 | 912 | -1.53% | 847 | 38億6443万 | +1.09% |
| 01/21 | 967 | 967 | 926 | 926 | -5.68% | 2,222 | 39億2450万 | +2.55% |
| 01/18 | 943 | 989 | 943 | 982 | +4.74% | 11,430 | 41億6077万 | +8.24% |
| 01/17 | 916 | 939 | 916 | 937 | +3.44% | 3,175 | 39億7256万 | +3.23% |
| 01/16 | 873 | 916 | 873 | 906 | +4.01% | 3,387 | 38億4041万 | -0.53% |
| 01/15 | 851 | 900 | 823 | 871 | +2.1% | 2,963 | 36億9224万 | -4.79% |
| 01/11 | 866 | 870 | 847 | 853 | -2.48% | 3,387 | 36億1615万 | -7.36% |
| 01/10 | 845 | 875 | 831 | 875 | +0.22% | 1,164 | 37億825万 | -5.41% |
| 01/09 | 891 | 895 | 859 | 873 | -2.01% | 2,328 | 37億25万 | -6.02% |
| 01/08 | 938 | 938 | 891 | 891 | -3.87% | 2,646 | 37億7633万 | -4.7% |
| 01/07 | 913 | 943 | 913 | 927 | +1.55% | 2,646 | 39億2851万 | -1.18% |
| 01/04 | 901 | 916 | 853 | 913 | -0.21% | 2,752 | 38億6844万 | -2.69% |
| 2018 |
| 12/28 | 902 | 921 | 897 | 915 | +1.36% | 4,022 | 38億7645万 | -2.59% |
| 12/27 | 849 | 916 | 849 | 902 | +14.51% | 5,821 | 38億2439万 | -4% |
| 12/26 | 777 | 821 | 775 | 788 | +1.71% | 8,678 | 33億3983万 | -16.25% |
| 12/25 | 772 | 834 | 763 | 775 | -9.59% | 14,710 | 32億8377万 | -18.27% |
| 12/21 | 15:30 アイスタディのラーニングマネジメントシステム、フィスコIRが提供するFISCO EyERに導入 |
| 12/21 | 802 | 857 | 795 | 857 | -0.22% | 15,345 | 36億3217万 | -10.16% |
| 12/20 | 891 | 892 | 818 | 859 | -5.11% | 9,525 | 36億4018万 | -10.53% |
| 12/19 | 839 | 905 | 833 | 905 | +6.09% | 12,488 | 38億3640万 | -6.19% |
| 12/18 | 909 | 909 | 840 | 853 | -7.67% | 11,641 | 36億1615万 | -12.31% |
| 12/17 | 952 | 986 | 924 | 924 | -5.6% | 8,466 | 39億1649万 | -5.7% |
| 12/14 | 985 | 993 | 950 | 979 | -0.58% | 4,445 | 41億4876万 | -0.52% |
| 12/13 | 963 | 985 | 951 | 985 | -0.67% | 2,752 | 41億7279万 | -0.04% |
| 12/12 | 929 | 991 | 929 | 991 | +3.86% | 4,657 | 42億82万 | +0.33% |
| 12/11 | 936 | 958 | 933 | 954 | +1.71% | 1,799 | 40億4464万 | -3.21% |
| 12/10 | 15:30 アイスタディ、日本国内で総代理店販売するエンタープライズビデオ「Qumu」がマーケットリーダーに選出 |
| 12/10 | 1,010 | 1,010 | 937 | 938 | -7.2% | 11,853 | 39億7656万 | -4.84% |
| 12/07 | 1,021 | 1,058 | 991 | 1,011 | -0.83% | 31,431 | 42億8492万 | +2.23% |
| 12/06 | 1,021 | 1,024 | 992 | 1,020 | +0.47% | 10,583 | 43億2096万 | +3.19% |
| 12/05 | 974 | 1,024 | 955 | 1,015 | +1.9% | 8,678 | 43億94万 | +2.82% |
| 12/04 | 1,028 | 1,028 | 994 | 996 | -2.23% | 5,291 | 42億2084万 | +1.63% |
| 12/03 | 997 | 1,046 | 994 | 1,019 | +4.97% | 15,980 | 43億1695万 | +4.58% |
| 11/30 | 970 | 1,001 | 946 | 970 | +0.2% | 8,678 | 41億1272万 | -0.16% |
| 11/29 | 1,002 | 1,019 | 967 | 969 | -4.74% | 11,112 | 41億471万 | -0.76% |
| 11/28 | 969 | 1,017 | 969 | 1,017 | +5.28% | 9,313 | 43億894万 | +3.43% |
| 11/27 | 933 | 969 | 928 | 966 | +3.55% | 8,043 | 40億9270万 | -2.36% |
| 11/26 | 936 | 941 | 921 | 933 | -1.3% | 2,117 | 39億5254万 | -6.55% |
| 11/22 | 921 | 964 | 917 | 945 | +2.04% | 5,715 | 40億460万 | -6.26% |
| 11/21 | 913 | 944 | 898 | 926 | -0.1% | 7,726 | 39億2450万 | -8.86% |
| 11/20 | 944 | 944 | 922 | 927 | -3.63% | 4,445 | 39億2851万 | -9.65% |
| 11/19 | 921 | 971 | 905 | 962 | +3.35% | 7,514 | 40億7668万 | -6.88% |
| 11/16 | 975 | 990 | 907 | 931 | -7.25% | 15,240 | 39億4453万 | -10.42% |
| 11/15 | 1,020 | 1,020 | 954 | 1,003 | +1.24% | 6,561 | 42億5288万 | -3.97% |
| 11/14 | 1,124 | 1,132 | 930 | 991 | -8.94% | 50,904 | 42億82万 | -5.42% |
| 11/13 | 15:30 平成30年12月期第3四半期決算短信〔日本基準〕(非連結) |
| 11/13 | 1,021 | 1,089 | 1,002 | 1,089 | +5.49% | 20,637 | 46億1329万 | +3.28% |
| 11/12 | 1,038 | 1,067 | 1,029 | 1,032 | +0.74% | 4,762 | 43億7302万 | -2.38% |
| 11/09 | 15:30 個人投資家向けインターネット決算説明会開催のお知らせ |
| 11/09 | 985 | 1,046 | 983 | 1,024 | +1.12% | 10,160 | 43億4098万 | -3.64% |
| 11/08 | 1,098 | 1,114 | 990 | 1,013 | -4.11% | 15,240 | 42億9293万 | -5.15% |
| 11/07 | 946 | 1,082 | 945 | 1,056 | +12.02% | 13,123 | 44億7714万 | -1.82% |
| 11/06 | 982 | 983 | 926 | 943 | -1.09% | 10,160 | 39億9659万 | -12.76% |
| 11/05 | 977 | 996 | 935 | 953 | -5.17% | 13,546 | 40億4064万 | -12.53% |
| 11/02 | 964 | 1,019 | 962 | 1,005 | +1.33% | 6,138 | 42億6089万 | -8.6% |
| 11/01 | 1,016 | 1,082 | 973 | 992 | +0.48% | 33,336 | 42億483万 | -10.46% |
| 10/31 | 931 | 987 | 901 | 987 | +16.76% | 19,684 | 41億8480万 | -11.52% |
| 10/30 | 817 | 917 | 785 | 846 | -1.65% | 22,224 | 35億8411万 | -24.76% |
| 10/29 | 907 | 931 | 832 | 860 | -9.45% | 20,954 | 36億4418万 | -24.24% |
| 10/26 | 1,090 | 1,151 | 938 | 950 | -12.76% | 32,278 | 40億2462万 | -17.13% |
| 10/25 | 1,098 | 1,102 | 1,040 | 1,089 | -4% | 18,414 | 46億1329万 | -5.67% |
| 10/24 | 1,159 | 1,181 | 1,132 | 1,134 | -2.76% | 8,996 | 48億552万 | -2.08% |
| 10/23 | 1,196 | 1,222 | 1,148 | 1,166 | -2.22% | 15,451 | 49億4167万 | +0.87% |
| 10/22 | 15:30 アイスタディ、高度ITスキルの習得から転職までを総合的にサポートする「iStudy ACADEMY」でオンライン版「ディープラーニング講座」の提供を開始 |
| 10/22 | 1,183 | 1,200 | 1,181 | 1,192 | +0.88% | 10,371 | 50億5380万 | +3.6% |
| 10/19 | 1,178 | 1,182 | 1,139 | 1,182 | +2.54% | 6,456 | 50億975万 | +3.33% |
| 10/18 | 1,167 | 1,171 | 1,137 | 1,153 | -1.13% | 5,926 | 48億8561万 | +1.39% |
| 10/17 | 1,118 | 1,167 | 1,118 | 1,166 | +4.66% | 6,138 | 49億4167万 | +3.19% |
| 10/16 | 1,114 | 1,135 | 1,114 | 1,114 | 0% | 8,043 | 47億2142万 | -0.89% |
| 10/15 | 1,096 | 1,172 | 1,096 | 1,114 | +4.8% | 8,149 | 47億2142万 | -0.53% |
| 10/12 | 1,054 | 1,081 | 1,045 | 1,063 | -1.75% | 15,134 | 45億517万 | -4.75% |
| 10/11 | 1,083 | 1,114 | 1,048 | 1,082 | -6.07% | 22,965 | 45億8526万 | -3.05% |
| 10/10 | 1,152 | 1,175 | 1,134 | 1,152 | -0.49% | 8,255 | 48億8160万 | +3.3% |
| 10/09 | 1,181 | 1,181 | 1,143 | 1,158 | -1.13% | 5,397 | 49億563万 | +4.19% |
| 10/05 | 1,150 | 1,171 | 1,143 | 1,171 | +0.32% | 6,456 | 49億6169万 | +5.95% |
| 10/04 | 1,190 | 1,190 | 1,156 | 1,167 | -2.37% | 19,790 | 49億4568万 | +5.99% |
| 10/03 | 1,191 | 1,209 | 1,186 | 1,195 | +0.72% | 5,291 | 50億6581万 | +8.96% |
| 10/02 | 1,186 | 1,209 | 1,182 | 1,187 | +0.32% | 6,456 | 50億2977万 | +8.88% |
| 10/01 | 1,163 | 1,228 | 1,163 | 1,183 | -0.71% | 18,097 | 50億1375万 | +9.44% |
| 10/01 | 株式分割 1→2 |
| 09/28 | 1,188 | 1,203 | 1,188 | 1,192 | -0.71% | 10,477 | 50億4980万 | +11.05% |
| 09/27 | 1,228 | 1,234 | 1,181 | 1,200 | -0.31% | 19,473 | 50億8584万 | +12.79% |
| 09/26 | 1,164 | 1,204 | 1,144 | 1,204 | +2.21% | 11,641 | 51億186万 | +14.54% |
| 09/25 | 1,157 | 1,181 | 1,157 | 1,178 | +3.88% | 21,166 | 49億9173万 | +13.36% |
| 09/21 | 1,111 | 1,148 | 1,095 | 1,134 | +0.42% | 15,451 | 48億552万 | +10.52% |
| 09/20 | 1,149 | 1,152 | 1,129 | 1,129 | -2.49% | 13,970 | 47億8549万 | +11.14% |
| 09/19 | 1,179 | 1,190 | 1,158 | 1,158 | -1.76% | 24,764 | 49億763万 | +15.11% |
| 09/18 | 1,181 | 1,198 | 1,152 | 1,179 | +9.48% | 100,115 | 49億9573万 | +18.35% |
| 09/14 | 15:30 株主優待制度の変更に関するお知らせ |
| 09/14 | 15:30 株式分割及び定款の一部変更並びに配当予想の修正に関するお知らせ |
| 09/14 | 1,042 | 1,082 | 1,042 | 1,077 | +3.54% | 18,838 | 45億6324万 | +9.42% |
| 09/13 | 1,031 | 1,048 | 1,031 | 1,040 | +0.87% | 5,926 | 44億706万 | +6.33% |
| 09/12 | 995 | 1,040 | 995 | 1,031 | +3.66% | 14,393 | 43億6901万 | +5.84% |
| 09/11 | 1,004 | 1,004 | 986 | 995 | +0.53% | 4,233 | 42億1484万 | +2.53% |
