| 2026 |
| 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 |
| 03/11 | 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 | 1,112 | 1,122 | 1,082 | 1,094 | +0.74% | 39,400 | 122億1173万 | -11.99% |
| 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 |
| 11/21 | 1,080 | 1,103 | 1,067 | 1,086 | -2.16% | 38,100 | 121億2243万 | -12.98% |
| 11/20 | 1,118 | 1,143 | 1,103 | 1,110 | -2.63% | 36,500 | 123億7050万 | -11.48% |
| 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 |
| 11/19 | 1,212 | 1,212 | 1,140 | 1,140 | -5.63% | 81,000 | 127億484万 | -9.6% |
| 11/18 | 1,302 | 1,302 | 1,202 | 1,208 | -8.9% | 44,400 | 134億6267万 | -4.51% |
| 11/18 | (空売り報告)JPM Securities Japan Co Ltd. 78,300株(0.7%)+0.09% |
| 11/17 | 1,378 | 1,391 | 1,308 | 1,326 | -4.6% | 38,700 | 147億7773万 | +4.49% |
| 11/14 | (IR情報)12:00 2025年12月期第3四半期決算説明資料 |
| 11/14 | (IR情報)12:00 2025年12月期第3四半期決算短信〔日本基準〕(連結) |
| 11/14 | (IR情報)12:00 連結決算への移行に伴う連結業績予想の公表に関するお知らせ |
| 11/14 | 1,260 | 1,411 | 1,250 | 1,390 | +8.85% | 73,300 | 154億9099万 | +9.62% |
| 11/13 | 1,323 | 1,323 | 1,272 | 1,277 | -2.52% | 16,200 | 142億3165万 | +1.03% |
| 11/12 | 1,273 | 1,342 | 1,273 | 1,310 | +2.91% | 27,300 | 145億9942万 | +3.48% |
| 11/11 | 1,255 | 1,287 | 1,251 | 1,273 | +0.95% | 17,600 | 141億8707万 | +0.39% |
| 11/10 | 1,228 | 1,297 | 1,221 | 1,261 | +2.11% | 18,300 | 140億5334万 | -0.63% |
| 11/07 | 1,212 | 1,238 | 1,210 | 1,235 | +0.41% | 9,000 | 137億6358万 | -2.76% |
| 11/06 | 1,287 | 1,288 | 1,228 | 1,230 | +0.24% | 15,500 | 137億785万 | -3.38% |
| 11/05 | 1,230 | 1,245 | 1,206 | 1,227 | -1.6% | 5,000 | 136億7442万 | -3.99% |
| 11/04 | 1,250 | 1,255 | 1,226 | 1,247 | -0.24% | 8,500 | 138億9731万 | -2.73% |
| 10/31 | 1,210 | 1,254 | 1,210 | 1,250 | +3.31% | 5,800 | 139億3075万 | -2.87% |
| 10/30 | (IR情報)11:00 ファーストアカウンティングの「Remota for SAP Ariba」がSAP Storeに掲載されました |
| 10/30 | 1,214 | 1,226 | 1,205 | 1,210 | -0.66% | 11,200 | 134億8496万 | -6.35% |
| 10/29 | 1,253 | 1,254 | 1,217 | 1,218 | -2.64% | 9,700 | 135億7412万 | -6.24% |
| 10/28 | 1,281 | 1,285 | 1,251 | 1,251 | -2.42% | 6,700 | 139億4189万 | -4.28% |
| 10/27 | 1,302 | 1,307 | 1,281 | 1,282 | +0.08% | 8,400 | 142億8737万 | -2.36% |
| 10/24 | 1,297 | 1,297 | 1,275 | 1,281 | -1.23% | 6,400 | 142億7623万 | -2.81% |
| 10/23 | 1,300 | 1,303 | 1,282 | 1,297 | -0.61% | 7,100 | 144億5454万 | -1.89% |
| 10/22 | 1,295 | 1,306 | 1,291 | 1,305 | +1.87% | 7,600 | 145億4370万 | -1.58% |
| 10/21 | 1,281 | 1,297 | 1,255 | 1,281 | 0% | 14,600 | 141億8551万 | -3.68% |
| 10/20 | 1,216 | 1,285 | 1,216 | 1,281 | +5.52% | 17,700 | 141億8551万 | -4.04% |
| 10/17 | 1,245 | 1,245 | 1,214 | 1,214 | -2.65% | 25,900 | 134億4356万 | -9.47% |
| 10/16 | 1,271 | 1,275 | 1,245 | 1,247 | -2.35% | 16,200 | 138億900万 | -7.77% |
| 10/15 | 1,260 | 1,292 | 1,260 | 1,277 | +2% | 11,200 | 141億4121万 | -6.1% |
| 10/14 | 1,292 | 1,319 | 1,245 | 1,252 | -3.02% | 33,000 | 138億6437万 | -8.35% |
| 10/10 | 1,300 | 1,312 | 1,281 | 1,291 | -0.92% | 16,300 | 142億9624万 | -5.9% |
| 10/09 | (空売り報告)JPM Securities Japan Co Ltd. 68,000株(0.61%)+0.1% |
| 10/06 | (IR情報)13:00 ファーストアカウンティング、新リース会計基準対応の共同ソリューション提供に向けドキュサイン社とパートナー契約を締結 |
| 10/06 | (空売り報告)Barclays Capital Securities Ltd 51,200株(0.46%)-0.04%義務消失 |