| 2026 |
| 04/23 | 1,005 | 1,012 | 948 | 971 | -2.41% | 136,700 | 109億1357万 | +19% |
| 04/22 | 961 | 995 | 946 | 995 | +3.75% | 108,900 | 111億8332万 | +23.3% |
| 04/21 | 924 | 965 | 924 | 959 | +4.13% | 100,900 | 107億7869万 | +20.33% |
| 04/20 | 899 | 922 | 891 | 921 | +2.45% | 89,000 | 103億5159万 | +16.73% |
| 04/17 | 858 | 899 | 858 | 899 | +5.02% | 99,000 | 101億432万 | +14.81% |
| 04/16 | 822 | 857 | 822 | 856 | +4.14% | 82,300 | 96億2102万 | +10.03% |
| 04/15 | 796 | 836 | 795 | 822 | +3.27% | 45,500 | 92億3888万 | +6.06% |
| 04/14 | 782 | 800 | 775 | 796 | +2.18% | 37,800 | 89億4665万 | +2.84% |
| 04/13 | 790 | 790 | 767 | 779 | -1.39% | 34,700 | 87億5558万 | +0.78% |
| 04/10 | 801 | 810 | 777 | 790 | -1.25% | 35,900 | 88億7922万 | +2.07% |
| 04/09 | 810 | 811 | 781 | 800 | -1.11% | 34,500 | 89億9161万 | +3.23% |
| 04/08 | 820 | 827 | 802 | 809 | -0.12% | 45,800 | 90億9277万 | +3.85% |
| 04/07 | 804 | 819 | 801 | 810 | +1.12% | 18,100 | 91億401万 | +3.71% |
| 04/06 | 790 | 817 | 790 | 801 | +2.69% | 29,900 | 90億285万 | +2.43% |
| 04/03 | 827 | 830 | 780 | 780 | -4.41% | 22,900 | 87億6682万 | -0.64% |
| 04/02 | 813 | 827 | 804 | 816 | 0% | 45,900 | 91億7144万 | +3.42% |
| 04/01 | 810 | 823 | 801 | 816 | +1.12% | 56,000 | 91億7144万 | +3.42% |
| 03/31 | (IR情報)11:00 ファーストアカウンティングとレイヤーズ・コンサルティングがパートナーシップ契約を締結 |
| 03/31 | 774 | 810 | 759 | 807 | +4.13% | 84,900 | 90億7029万 | +2.41% |
| 03/30 | 758 | 775 | 753 | 775 | -1.65% | 36,600 | 87億1062万 | -1.77% |
| 03/27 | (IR情報)15:30 (訂正・数値データ訂正)「2025年12月期決算短信〔日本基準〕(連結)」の一部訂正について |
| 03/27 | 758 | 788 | 758 | 788 | +3.14% | 31,100 | 88億5674万 | -0.38% |
| 03/26 | 762 | 769 | 755 | 764 | +0.26% | 29,400 | 85億8699万 | -3.29% |
| 03/25 | 711 | 774 | 711 | 762 | +7.17% | 110,600 | 85億6451万 | -4.03% |
| 03/24 | 685 | 711 | 685 | 711 | +5.33% | 111,000 | 79億9129万 | -11.01% |
| 03/23 | 685 | 702 | 657 | 675 | -3.57% | 140,300 | 75億7641万 | -15.94% |
| 03/19 | 730 | 734 | 699 | 700 | -5.66% | 116,900 | 78億5702万 | -13.9% |
| 03/18 | 750 | 750 | 737 | 742 | +0.41% | 35,100 | 83億2844万 | -9.73% |
| 03/17 | 760 | 768 | 736 | 739 | -2.38% | 59,300 | 82億9477万 | -10.86% |
| 03/16 | 789 | 789 | 751 | 757 | -3.44% | 29,400 | 84億9681万 | -9.34% |
| 03/13 | 760 | 785 | 756 | 784 | +1.82% | 72,200 | 87億9986万 | -7% |
| 03/12 | (IR情報)15:00 ファーストアカウンティング他3社、企業の請求書支払い自動化に向けた実証実験(PoC)を実施 |
| 03/12 | 798 | 798 | 760 | 770 | -3.02% | 72,300 | 86億4272万 | -9.2% |
| 03/11 | 781 | 804 | 781 | 794 | +1.66% | 44,700 | 89億1211万 | -7.35% |
| 03/10 | (IR情報)15:00 ファーストアカウンティング、新リース会計基準対応で生じる「2027年問題」に向けた経理AIエージェント連携エコシステムを3社と強化 |
| 03/10 | 791 | 794 | 768 | 781 | +0.13% | 60,700 | 87億6619万 | -9.71% |
| 03/09 | 759 | 786 | 753 | 780 | -2.38% | 109,500 | 87億5496万 | -10.86% |
| 03/06 | (IR情報)15:30 自己株式の取得状況および取得終了に関するお知らせ |
| 03/06 | 811 | 838 | 795 | 799 | -2.2% | 128,100 | 89億6823万 | -9.62% |
| 03/05 | 903 | 926 | 817 | 817 | -8% | 239,100 | 91億7026万 | -8.51% |
| 03/04 | 866 | 897 | 853 | 888 | +3.02% | 221,700 | 99億6719万 | -1.55% |
| 03/03 | 841 | 869 | 829 | 862 | +2.5% | 50,800 | 96億7536万 | -5.17% |
| 03/02 | (IR情報)17:00 自己株式の取得状況に関するお知らせ |
| 03/02 | 860 | 871 | 841 | 841 | -4% | 60,100 | 94億3965万 | -8.19% |
| 02/27 | (IR情報)18:30 事業計画及び成長可能性に関する事項 |
| 02/27 | (IR情報)14:00 取締役候補者の選任に関するお知らせ |
| 02/27 | (IR情報)14:00 剰余金の配当に関するお知らせ |
| 02/27 | 879 | 902 | 875 | 876 | -0.45% | 76,100 | 98億3250万 | -5.3% |
| 02/26 | 830 | 880 | 820 | 880 | +7.06% | 169,000 | 98億7740万 | -5.58% |
| 02/25 | (IR情報)11:30 ファーストアカウンティング、TKCとの協業を発表 |
| 02/25 | 794 | 828 | 787 | 822 | +3.53% | 118,000 | 92億2639万 | -12.46% |
| 02/24 | 822 | 822 | 778 | 794 | -3.41% | 92,600 | 89億1211万 | -16.51% |
| 02/20 | (5%ルール)みずほ証券(0.24%)アセットマネジメントOne(3.96%) |
| 02/20 | 874 | 874 | 794 | 822 | -0.84% | 243,800 | 92億1965万 | -14.46% |
| 02/19 | (IR情報)17:00 自己株式取得に係る事項の決定に関するお知らせ |
| 02/19 | 776 | 829 | 760 | 829 | +7.52% | 170,000 | 92億9816万 | -14.54% |
| 02/18 | 842 | 842 | 769 | 771 | -10.04% | 211,800 | 86億4762万 | -21.25% |
| 02/17 | 891 | 891 | 841 | 857 | -3.49% | 183,500 | 96億1221万 | -13.43% |
| 02/16 | 903 | 962 | 880 | 888 | +9.23% | 381,200 | 99億5991万 | -11.2% |
| 02/13 | (IR情報)15:30 2025年12月期第4四半期および通期決算説明資料 |
| 02/13 | (IR情報)15:30 株式会社プロシップとの資本業務提携に関するお知らせ |
| 02/13 | (IR情報)15:30 配当予想の修正(増配)に関するお知らせ |
| 02/13 | (IR情報)15:30 2025年12月期決算短信〔日本基準〕(連結) |
| 02/13 | 901 | 908 | 767 | 813 | -11.24% | 288,800 | 91億1870万 | -19.27% |
| 02/12 | 941 | 944 | 906 | 916 | -2.35% | 39,800 | 102億7396万 | -10.11% |
| 02/10 | 899 | 944 | 899 | 938 | +4.34% | 33,600 | 105億2072万 | -8.49% |
| 02/09 | 926 | 926 | 895 | 899 | -0.77% | 47,700 | 100億8329万 | -12.55% |
| 02/06 | 927 | 927 | 901 | 906 | -3.41% | 27,100 | 101億6180万 | -12.21% |
| 02/05 | (IR情報)11:00 ファーストアカウンティング、湘南投資勉強会主催のIRセミナーに登壇 |
| 02/05 | 900 | 940 | 900 | 938 | +2.07% | 66,700 | 105億2072万 | -9.46% |
| 02/04 | 982 | 982 | 916 | 919 | -7.27% | 112,600 | 103億761万 | -11.55% |
| 02/03 | 1,003 | 1,005 | 977 | 991 | -1.88% | 87,100 | 111億1517万 | -4.99% |
| 02/02 | 1,018 | 1,028 | 1,009 | 1,010 | 0% | 12,700 | 113億2828万 | -3.16% |
| 01/30 | 1,025 | 1,025 | 1,002 | 1,010 | -1.46% | 15,500 | 113億2828万 | -3.07% |
| 01/29 | 1,020 | 1,031 | 1,010 | 1,025 | +0.2% | 26,400 | 114億9652万 | -1.54% |
| 01/28 | 1,042 | 1,042 | 1,022 | 1,023 | -1.92% | 14,900 | 114億7409万 | -1.63% |
| 01/27 | 1,051 | 1,051 | 1,026 | 1,043 | -1.32% | 34,100 | 116億9841万 | +0.48% |
| 01/26 | (IR情報)11:00 経理特化型AI「Deep Dean」、簿記1級合格レベルを達成 |
| 01/26 | 1,040 | 1,057 | 1,027 | 1,057 | +1.44% | 37,500 | 118億5543万 | +2.03% |
| 01/23 | 1,044 | 1,062 | 1,034 | 1,042 | -0.95% | 22,300 | 116億8719万 | +0.87% |
| 01/22 | 1,048 | 1,058 | 1,045 | 1,052 | -0.19% | 14,900 | 117億9935万 | +1.94% |
| 01/21 | 1,053 | 1,054 | 1,028 | 1,054 | -0.66% | 27,800 | 118億305万 | +2.23% |
| 01/20 | 1,109 | 1,109 | 1,057 | 1,061 | -4.41% | 38,700 | 118億8143万 | +3.11% |
| 01/19 | 1,072 | 1,116 | 1,068 | 1,110 | +5.82% | 85,300 | 124億3015万 | +8.08% |
| 01/16 | 1,046 | 1,055 | 1,020 | 1,049 | -0.19% | 46,100 | 117億4705万 | +2.44% |
| 01/15 | 1,049 | 1,060 | 1,039 | 1,051 | +0.19% | 30,600 | 117億6945万 | +2.64% |
| 01/14 | 1,057 | 1,068 | 1,043 | 1,049 | -0.94% | 28,600 | 117億4705万 | +2.34% |
| 01/13 | 1,115 | 1,115 | 1,046 | 1,059 | -2.4% | 43,200 | 118億5904万 | +3.32% |
| 01/09 | (5%ルール)みずほ証券(0.26%)アセットマネジメントOne(5.17%) |
| 01/09 | 1,090 | 1,100 | 1,073 | 1,085 | +0.09% | 30,500 | 121億5019万 | +5.96% |
| 01/08 | 1,115 | 1,119 | 1,083 | 1,084 | -2.78% | 40,700 | 121億3900万 | +6.07% |
| 01/07 | 1,081 | 1,115 | 1,060 | 1,115 | +6.09% | 42,800 | 124億8614万 | +9.21% |
| 01/06 | 1,037 | 1,070 | 1,033 | 1,051 | +3.75% | 31,200 | 117億6945万 | +2.94% |
| 01/05 | 1,013 | 1,029 | 1,012 | 1,013 | +2.22% | 40,300 | 113億4391万 | -0.98% |
| 2025 |
| 12/30 | 1,001 | 1,008 | 990 | 991 | -1.69% | 42,700 | 110億9755万 | -3.41% |
| 12/29 | 1,044 | 1,044 | 995 | 1,008 | -0.88% | 58,900 | 112億8792万 | -2.14% |
| 12/26 | 1,033 | 1,038 | 1,010 | 1,017 | +0.3% | 44,700 | 113億8871万 | -1.55% |
| 12/25 | (IR情報)11:00 SCSKの次世代ERP「PROACTIVE」と、ファーストアカウンティングのAI OCRが連携し「請求書突合」を自動化 |
| 12/25 | 1,012 | 1,024 | 996 | 1,014 | +1% | 114,200 | 113億5511万 | -2.22% |
| 12/24 | 995 | 1,014 | 993 | 1,004 | +1.72% | 74,500 | 112億4313万 | -3.65% |
| 12/23 | 980 | 1,000 | 980 | 987 | +0.41% | 32,600 | 110億5276万 | -6% |
| 12/22 | 1,003 | 1,016 | 980 | 983 | -1.99% | 29,400 | 109億7269万 | -7.61% |
| 12/19 | 960 | 1,010 | 960 | 1,003 | +3.83% | 44,600 | 111億9594万 | -7.13% |
| 12/18 | 983 | 991 | 960 | 966 | -2.72% | 61,600 | 107億8293万 | -11.46% |
| 12/18 | (空売り報告)JPM Securities Japan Co Ltd. 49,553株(0.44%)-0.14%義務消失 |
| 12/17 | 988 | 1,004 | 976 | 993 | +0.61% | 27,500 | 110億8432万 | -10.14% |
| 12/16 | 1,007 | 1,010 | 983 | 987 | -2.95% | 30,700 | 110億1734万 | -11.56% |
| 12/15 | 1,010 | 1,026 | 1,002 | 1,017 | -0.49% | 32,200 | 113億5222万 | -9.76% |
| 12/12 | 990 | 1,034 | 990 | 1,022 | +2.82% | 49,100 | 114億803万 | -10.04% |
| 12/12 | (空売り報告)JPM Securities Japan Co Ltd. 65,053株(0.58%)-0.11% |
| 12/11 | 1,010 | 1,010 | 992 | 994 | -2.74% | 43,300 | 110億9548万 | -13.11% |
| 12/10 | 1,040 | 1,061 | 1,005 | 1,022 | -1.73% | 66,100 | 114億803万 | -11.36% |
| 12/09 | 1,055 | 1,059 | 1,040 | 1,040 | -1.52% | 21,700 | 116億895万 | -10.5% |
| 12/08 | 1,074 | 1,074 | 1,056 | 1,056 | -0.38% | 11,700 | 117億8755万 | -9.82% |
| 12/05 | (5%ルール)みずほ証券(0.02%)アセットマネジメントOne(6.41%) |
| 12/05 | 1,055 | 1,085 | 1,053 | 1,060 | +0.38% | 26,900 | 118億3220万 | -9.94% |
| 12/04 | 1,055 | 1,070 | 1,043 | 1,056 | +1.54% | 42,900 | 117億8755万 | -10.74% |
| 12/03 | (IR情報)11:00 弁護士ドットコムとファーストアカウンティングがパートナー契約を締結 |
| 12/03 | 1,022 | 1,054 | 1,021 | 1,040 | +1.17% | 49,100 | 116億895万 | -12.68% |
| 12/03 | (空売り報告)JPM Securities Japan Co Ltd. 77,253株(0.69%)-0.02% |
| 12/02 | 1,070 | 1,070 | 1,008 | 1,028 | -2.93% | 37,800 | 114億7500万 | -14.4% |
| 12/01 | 1,135 | 1,135 | 1,058 | 1,059 | -5.36% | 36,800 | 118億2104万 | -12.55% |
| 12/01 | (空売り報告)JPM Securities Japan Co Ltd. 80,253株(0.71%)+0.02% |
| 11/28 | 1,089 | 1,120 | 1,081 | 1,119 | +2.29% | 39,400 | 124億9079万 | -8.28% |
| 11/27 | 1,111 | 1,111 | 1,088 | 1,094 | +0.27% | 34,100 | 122億1173万 | -10.91% |
| 11/27 | (空売り報告)JPM Securities Japan Co Ltd. 77,853株(0.69%)-0.02% |
| 11/26 | 1,107 | 1,110 | 1,066 | 1,091 | -0.27% | 37,200 | 121億7824万 | -11.66% |
| 11/25 | (空売り報告)JPM Securities Japan Co Ltd. 80,253株(0.71%)+0.04% |
| 11/21 | (IR情報)11:00 ファーストアカウンティングが「ひふみアニュアルミーティング2025」のトークセッションに登壇 |
| 11/20 | (空売り報告)JPM Securities Japan Co Ltd. 75,453株(0.67%)-0.03% |
| 11/19 | (IR情報)11:00 ファーストアカウンティング、マネックス証券主催のオンラインセミナーに登壇 |