| 2026 |
| 03/10 | 1,000 | 1,022 | 984 | 1,012 | +1.71% | 14,000 | 30億3600万 | -2.79% |
| 03/09 | 1,045 | 1,049 | 958 | 995 | -7.44% | 35,800 | 29億8500万 | -4.42% |
| 03/06 | 1,074 | 1,080 | 1,050 | 1,075 | +1.8% | 25,900 | 32億2500万 | +3.27% |
| 03/05 | 12:00 ミエルカSEO・ミエルカGEO、「LLMモニタリング」機能にてGPT-5.2 / Gemini 3 対応開始のお知らせ |
| 03/05 | 1,082 | 1,158 | 1,046 | 1,056 | -16.32% | 139,900 | 31億6800万 | +1.73% |
| 03/04 | 1,088 | 1,414 | 1,039 | 1,262 | +7.13% | 316,300 | 37億8600万 | +21.81% |
| 03/03 | 1,050 | 1,178 | 1,050 | 1,178 | +12.84% | 19,500 | 35億3400万 | +14.81% |
| 03/02 | 1,030 | 1,047 | 1,030 | 1,044 | +0.68% | 600 | 31億3200万 | +2.45% |
| 02/27 | 1,046 | 1,046 | 1,037 | 1,037 | 0% | 400 | 31億1100万 | +1.87% |
| 02/26 | 1,037 | 1,040 | 1,030 | 1,037 | -0.48% | 4,000 | 31億1100万 | +1.97% |
| 02/25 | 1,054 | 1,054 | 1,040 | 1,042 | +0.1% | 5,300 | 31億2600万 | +2.46% |
| 02/24 | 1,039 | 1,054 | 1,038 | 1,041 | -0.57% | 5,200 | 31億2300万 | +2.46% |
| 02/20 | 1,036 | 1,055 | 1,030 | 1,047 | +1.06% | 12,700 | 31億4100万 | +3.15% |
| 02/19 | 1,035 | 1,066 | 1,032 | 1,036 | +0.39% | 5,200 | 31億800万 | +2.27% |
| 02/18 | 1,005 | 1,100 | 995 | 1,032 | +1.67% | 10,400 | 30億9600万 | +1.98% |
| 02/17 | 999 | 1,019 | 999 | 1,015 | +2.11% | 1,400 | 30億4500万 | +0.3% |
| 02/16 | 1,032 | 1,032 | 992 | 994 | -1.19% | 7,100 | 29億8200万 | -1.68% |
| 02/13 | 1,022 | 1,024 | 992 | 1,006 | -0.89% | 7,000 | 30億1800万 | -0.59% |
| 02/12 | 15:30 2026年9月期第1四半期決算短信〔日本基準〕(連結) |
| 02/12 | 15:30 2026年9月期第1四半期決算説明資料 |
| 02/12 | 1,017 | 1,029 | 990 | 1,015 | -0.59% | 4,100 | 30億4500万 | +0.2% |
| 02/10 | 1,007 | 1,042 | 1,007 | 1,021 | +1.49% | 1,400 | 30億6300万 | +0.79% |
| 02/09 | 1,023 | 1,023 | 1,006 | 1,006 | -1.76% | 3,900 | 30億1800万 | -0.79% |
| 02/06 | 1,014 | 1,024 | 1,014 | 1,024 | -0.39% | 3,000 | 30億7200万 | +0.89% |
| 02/05 | 1,010 | 1,028 | 1,010 | 1,028 | +1.78% | 3,700 | 30億8400万 | +1.28% |
| 02/04 | 998 | 1,010 | 997 | 1,010 | +0.4% | 1,000 | 30億3000万 | -0.59% |
| 02/03 | 1,000 | 1,012 | 1,000 | 1,006 | -0.3% | 2,200 | 30億1800万 | -1.08% |
| 02/02 | 13:30 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 |
| 02/02 | 1,010 | 1,012 | 1,003 | 1,009 | +0.9% | 4,400 | 30億2700万 | -0.88% |
| 01/30 | 1,000 | 1,005 | 1,000 | 1,000 | 0% | 1,400 | 30億 | -1.86% |
| 01/29 | 1,010 | 1,010 | 992 | 1,000 | -0.99% | 4,000 | 30億 | -1.86% |
| 01/28 | 15:30 2026年9月期 第1四半期決算説明会(機関投資家・アナリスト向け)開催のお知らせ |
| 01/28 | 1,010 | 1,020 | 1,010 | 1,010 | 0% | 1,400 | 30億3000万 | -0.98% |
| 01/27 | 1,010 | 1,017 | 1,004 | 1,010 | +0.2% | 1,400 | 30億3000万 | -1.08% |
| 01/26 | 1,008 | 1,018 | 1,000 | 1,008 | -0.1% | 4,200 | 30億2400万 | -1.27% |
| 01/23 | 1,010 | 1,019 | 1,005 | 1,009 | -0.1% | 1,900 | 30億2700万 | -1.27% |
| 01/22 | 1,009 | 1,018 | 1,006 | 1,010 | -0.88% | 2,000 | 30億3000万 | -1.17% |
| 01/21 | 1,019 | 1,020 | 1,019 | 1,019 | -0.1% | 800 | 30億5700万 | -0.29% |
| 01/20 | 1,019 | 1,028 | 1,011 | 1,020 | -0.29% | 4,700 | 30億6000万 | -0.1% |
| 01/19 | 1,002 | 1,036 | 1,002 | 1,023 | +1.79% | 1,800 | 30億6900万 | +0.2% |
| 01/16 | 1,007 | 1,008 | 1,000 | 1,005 | -0.4% | 2,700 | 30億1500万 | -1.57% |
| 01/15 | 15:30 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 |
| 01/15 | 1,006 | 1,018 | 997 | 1,009 | +0.4% | 7,000 | 30億2700万 | -1.37% |
| 01/14 | 10:00 GEO(AI検索・LLMO・AI Overviews)対策ツール「ミエルカGEO」リリースのお知らせ |
| 01/14 | 1,022 | 1,022 | 1,005 | 1,005 | -2.33% | 2,800 | 30億1500万 | -1.76% |
| 01/13 | 1,040 | 1,040 | 1,006 | 1,029 | +1.88% | 5,500 | 30億8700万 | +0.68% |
| 01/09 | 1,018 | 1,018 | 1,010 | 1,010 | -0.79% | 1,300 | 30億3000万 | -1.08% |
| 01/08 | 1,016 | 1,018 | 990 | 1,018 | 0% | 4,000 | 30億5400万 | -0.2% |
| 01/07 | 1,019 | 1,019 | 1,015 | 1,018 | -0.2% | 900 | 30億5400万 | 0% |
| 01/06 | 1,031 | 1,048 | 1,016 | 1,020 | -2.39% | 19,500 | 30億6000万 | +0.29% |
| 01/05 | 1,031 | 1,059 | 1,031 | 1,045 | +1.65% | 1,100 | 31億3500万 | +2.96% |
| 2025 |
| 12/30 | 1,037 | 1,042 | 1,024 | 1,028 | -0.87% | 1,500 | 30億8400万 | +1.48% |
| 12/29 | 1,024 | 1,037 | 1,024 | 1,037 | 0% | 600 | 31億1100万 | +2.57% |
| 12/26 | 1,032 | 1,047 | 1,032 | 1,037 | -0.96% | 1,200 | 31億1100万 | +2.78% |
| 12/25 | 1,021 | 1,061 | 1,019 | 1,047 | +1.45% | 2,400 | 31億4100万 | +3.97% |
| 12/24 | 1,047 | 1,047 | 1,017 | 1,032 | +1.47% | 2,100 | 30億9600万 | +2.79% |
| 12/23 | 1,024 | 1,026 | 995 | 1,017 | -0.29% | 5,900 | 30億5100万 | +1.5% |
| 12/22 | 1,021 | 1,027 | 1,020 | 1,020 | 0% | 2,200 | 30億6000万 | +1.69% |
| 12/19 | 1,011 | 1,040 | 1,011 | 1,020 | -0.29% | 1,700 | 30億6000万 | +1.59% |
| 12/18 | 1,011 | 1,023 | 1,009 | 1,023 | +0.59% | 3,900 | 30億6900万 | +1.89% |
| 12/17 | 1,004 | 1,017 | 1,004 | 1,017 | -0.59% | 200 | 30億5100万 | +1.4% |
| 12/16 | 1,023 | 1,023 | 1,023 | 1,023 | 0% | 3,000 | 30億6900万 | +1.99% |
| 12/15 | 1,024 | 1,024 | 1,023 | 1,023 | +2.3% | 1,300 | 30億6900万 | +1.79% |
| 12/12 | 1,006 | 1,006 | 986 | 1,000 | -0.79% | 6,100 | 30億 | -0.6% |
| 12/11 | 1,008 | 1,008 | 1,008 | 1,008 | -1.27% | 1,700 | 30億2400万 | 0% |
| 12/08 | 1,016 | 1,033 | 1,016 | 1,021 | +0.49% | 4,400 | 30億6300万 | +0.99% |
| 12/05 | 12:00 ミエルカSEO、「かんたんAI記事生成」機能アップデートのお知らせ |
| 12/05 | 1,056 | 1,056 | 1,016 | 1,016 | -3.79% | 400 | 30億4800万 | +0.3% |
| 12/04 | 1,015 | 1,056 | 1,004 | 1,056 | +4.14% | 7,500 | 31億6800万 | +4.04% |
| 12/03 | 979 | 1,014 | 975 | 1,014 | +3.58% | 5,600 | 30億4200万 | -0.29% |
| 12/02 | 983 | 992 | 978 | 979 | -0.91% | 1,700 | 29億3700万 | -3.93% |
| 12/01 | 982 | 988 | 982 | 988 | +0.61% | 3,400 | 29億6400万 | -3.52% |
| 11/28 | 974 | 982 | 971 | 982 | +0.72% | 1,400 | 29億4600万 | -4.47% |
| 11/27 | 990 | 990 | 970 | 975 | -1.52% | 1,400 | 29億2500万 | -5.43% |
| 11/26 | 1,014 | 1,014 | 990 | 990 | +0.71% | 1,300 | 29億7000万 | -4.35% |
| 11/25 | 15:30 (訂正)取締役に対する譲渡制限付株式報酬制度の導入に関するお知らせ |
| 11/25 | 976 | 983 | 971 | 983 | +0.41% | 4,500 | 29億4900万 | -5.3% |
| 11/21 | 981 | 985 | 971 | 979 | -0.61% | 3,600 | 29億3700万 | -6.05% |
| 11/20 | 993 | 1,018 | 980 | 985 | -0.4% | 5,000 | 29億5500万 | -5.74% |
| 11/19 | 995 | 1,004 | 989 | 989 | -0.5% | 3,700 | 29億6700万 | -5.63% |
| 11/18 | 17:00 ラジオNIKKEI 朝イチマーケットスクエア「アサザイ」出演のお知らせ |
| 11/18 | 965 | 1,015 | 965 | 994 | +3.11% | 4,400 | 29億8200万 | -5.24% |
| 11/17 | 963 | 976 | 960 | 964 | -1.13% | 2,500 | 28億9200万 | -8.45% |
| 11/14 | 990 | 1,004 | 953 | 975 | -6.43% | 20,800 | 29億2500万 | -7.84% |
| 11/13 | 15:35 取締役に対する譲渡制限付株式報酬制度の導入に関するお知らせ |
| 11/13 | 15:30 2025年9月期通期決算説明資料 |
| 11/13 | 15:30 2025年9月期決算短信〔日本基準〕(連結) |
| 11/13 | 1,017 | 1,047 | 1,017 | 1,042 | 0% | 2,000 | 31億2600万 | -1.98% |
| 11/12 | 1,012 | 1,052 | 1,012 | 1,042 | +2.16% | 600 | 31億2600万 | -2.16% |
| 11/11 | 1,008 | 1,029 | 994 | 1,020 | +1.19% | 3,200 | 30億6000万 | -4.49% |
| 11/10 | 1,015 | 1,019 | 980 | 1,008 | -1.47% | 17,300 | 30億2400万 | -5.88% |
| 11/07 | 1,057 | 1,057 | 1,023 | 1,023 | -3.22% | 2,100 | 30億6900万 | -4.66% |
| 11/06 | 1,042 | 1,074 | 1,025 | 1,057 | +0.28% | 2,600 | 31億7100万 | -1.95% |
| 11/05 | 1,045 | 1,054 | 1,045 | 1,054 | -0.75% | 3,000 | 31億6200万 | -2.5% |
| 11/04 | 1,072 | 1,072 | 1,062 | 1,062 | -0.47% | 500 | 31億8600万 | -2.12% |
| 10/31 | 1,071 | 1,071 | 1,063 | 1,067 | -0.47% | 1,300 | 32億100万 | -2.02% |
| 10/30 | 1,088 | 1,088 | 1,071 | 1,072 | -0.92% | 600 | 32億1600万 | -1.92% |
| 10/29 | 12:00 2025年9月期 通期決算説明会開催のお知らせ |
| 10/29 | 1,082 | 1,089 | 1,071 | 1,082 | -0.73% | 2,100 | 32億4600万 | -1.28% |
| 10/28 | 1,084 | 1,090 | 1,083 | 1,090 | +0.83% | 1,100 | 32億7000万 | -0.64% |
| 10/27 | 1,093 | 1,093 | 1,081 | 1,081 | -1.1% | 1,500 | 32億4300万 | -1.55% |
| 10/24 | 1,087 | 1,098 | 1,084 | 1,093 | +0.92% | 2,600 | 32億7900万 | -0.64% |
| 10/23 | 1,073 | 1,083 | 1,072 | 1,083 | +1.03% | 800 | 32億4900万 | -1.63% |
| 10/22 | 1,071 | 1,084 | 1,071 | 1,072 | +0.37% | 3,700 | 32億1600万 | -2.81% |
| 10/21 | 1,070 | 1,071 | 1,068 | 1,068 | -0.19% | 3,200 | 32億400万 | -3.35% |
| 10/20 | 1,079 | 1,079 | 1,069 | 1,070 | -0.65% | 3,100 | 32億1000万 | -3.25% |
| 10/17 | 1,065 | 1,077 | 1,060 | 1,077 | +1.22% | 2,700 | 32億3100万 | -2.8% |
| 10/16 | 15:50 剰余金の配当に関するお知らせ |
| 10/16 | 1,051 | 1,071 | 1,051 | 1,064 | +2.31% | 900 | 31億9200万 | -4.06% |
| 10/15 | 1,040 | 1,040 | 1,040 | 1,040 | +0.58% | 100 | 31億2000万 | -6.31% |
| 10/14 | 1,065 | 1,065 | 1,004 | 1,034 | -3.9% | 4,800 | 31億200万 | -7.01% |
| 10/10 | 1,100 | 1,100 | 1,076 | 1,076 | -2.27% | 7,300 | 32億2800万 | -3.32% |
| 10/09 | 1,088 | 1,101 | 1,088 | 1,101 | +0.36% | 3,700 | 33億300万 | -1.08% |
| 10/08 | 1,111 | 1,150 | 1,096 | 1,097 | -0.45% | 3,000 | 32億9100万 | -1.35% |
| 10/07 | 1,109 | 1,109 | 1,083 | 1,102 | -0.63% | 6,200 | 33億600万 | -0.9% |