| 2026 |
| 08/26 | 1,974 | 1,974 | 1,966 | 1,969 | -0.05% | 2,300 | 241億1560万 | +1.81% |
| 08/25 | 1,967 | 1,970 | 1,962 | 1,970 | +0.36% | 900 | 241億2784万 | +1.97% |
| 08/24 | 1,952 | 1,963 | 1,950 | 1,963 | +0.56% | 2,300 | 240億4211万 | +1.76% |
| 08/21 | 1,957 | 1,957 | 1,946 | 1,952 | -0.86% | 2,600 | 239億739万 | +1.3% |
| 08/20 | (IR情報)15:00 「日経・東証IRフェア2026」出展のお知らせ |
| 08/20 | 1,955 | 1,969 | 1,949 | 1,969 | +0.36% | 2,500 | 241億1560万 | +2.23% |
| 08/19 | 1,964 | 1,964 | 1,954 | 1,962 | -0.1% | 1,100 | 240億2986万 | +1.98% |
| 08/18 | 1,969 | 1,969 | 1,943 | 1,964 | +0.41% | 3,500 | 240億5436万 | +2.19% |
| 08/17 | 1,955 | 1,970 | 1,955 | 1,956 | +0.31% | 2,000 | 239億5638万 | +1.93% |
| 08/14 | 1,968 | 1,968 | 1,930 | 1,950 | -0.26% | 5,200 | 238億8289万 | +1.77% |
| 08/13 | 1,974 | 1,974 | 1,952 | 1,955 | +0.26% | 2,000 | 239億4413万 | +2.09% |
| 08/12 | 1,952 | 1,960 | 1,931 | 1,950 | +1.04% | 5,600 | 238億8289万 | +1.99% |
| 08/10 | 1,920 | 1,930 | 1,898 | 1,930 | +1.15% | 6,800 | 236億3794万 | +1.15% |
| 08/07 | (IR情報)11:30 2027年3月期第1四半期決算補足説明資料 |
| 08/07 | (IR情報)11:30 2027年3月期第1四半期決算短信〔日本基準〕(連結) |
| 08/07 | 1,925 | 1,934 | 1,908 | 1,908 | -0.42% | 2,500 | 233億6849万 | +0.21% |
| 08/06 | 1,934 | 1,934 | 1,911 | 1,916 | -0.93% | 1,300 | 234億6647万 | +0.74% |
| 08/05 | 1,931 | 1,934 | 1,925 | 1,934 | +0.16% | 1,000 | 236億8693万 | +1.84% |
| 08/04 | (IR情報)15:30 株式会社山大(証券コード:7426)に対する公開買付けの結果及び子会社の異動に関するお知らせ |
| 08/04 | 1,931 | 1,931 | 1,919 | 1,931 | +0.63% | 1,000 | 236億5019万 | +1.85% |
| 08/03 | 1,927 | 1,935 | 1,908 | 1,919 | -0.42% | 1,200 | 235億321万 | +1.43% |
| 07/31 | 1,935 | 1,940 | 1,912 | 1,927 | +0.05% | 2,100 | 236億120万 | +1.96% |
| 07/30 | 1,903 | 1,935 | 1,903 | 1,926 | +1.37% | 3,900 | 235億8895万 | +2.12% |
| 07/29 | 1,909 | 1,912 | 1,885 | 1,900 | -0.47% | 2,900 | 232億7051万 | +0.9% |
| 07/28 | 1,919 | 1,919 | 1,889 | 1,909 | -0.05% | 4,100 | 233億8074万 | +1.54% |
| 07/27 | 1,900 | 1,914 | 1,890 | 1,910 | +0.95% | 4,100 | 233億9299万 | +1.7% |
| 07/24 | 1,891 | 1,898 | 1,886 | 1,892 | -0.26% | 2,200 | 231億7253万 | +0.91% |
| 07/23 | 1,889 | 1,899 | 1,885 | 1,897 | +0.58% | 1,400 | 232億3377万 | +1.28% |
| 07/22 | 1,886 | 1,897 | 1,886 | 1,886 | -1.57% | 3,400 | 230億9904万 | +0.8% |
| 07/21 | 1,882 | 1,916 | 1,881 | 1,916 | +0.26% | 6,300 | 234億6647万 | +2.51% |
| 07/17 | (IR情報)18:00 株式会社山大(証券コード:7426)に対する公開買付けの買付条件等の変更に関するお知らせ |
| 07/17 | (IR情報)17:15 取締役に対する譲渡制限付株式報酬としての新株式の発行に関する払込完了のお知らせ |
| 07/17 | (IR情報)17:15 従業員に対する譲渡制限付株式報酬としての新株式の発行に関する払込完了のお知らせ |
| 07/17 | 1,917 | 1,917 | 1,900 | 1,911 | -0.31% | 3,300 | 234億523万 | +2.47% |
| 07/16 | 1,915 | 1,917 | 1,913 | 1,917 | +0.21% | 1,600 | 234億7872万 | +2.95% |
| 07/15 | 1,914 | 1,917 | 1,910 | 1,913 | -0.21% | 600 | 234億2973万 | +2.96% |
| 07/14 | 1,903 | 1,920 | 1,903 | 1,917 | +0.63% | 2,000 | 234億7872万 | +3.34% |
| 07/13 | (IR情報)15:30 株式会社山大(証券コード:7426)に対する公開買付けに係る公開買付期間延長のお知らせ |
| 07/13 | 1,923 | 1,923 | 1,893 | 1,905 | +0.79% | 2,300 | 233億3175万 | +2.86% |
| 07/10 | 1,890 | 1,890 | 1,890 | 1,890 | 0% | 400 | 231億4803万 | +2.22% |
| 07/09 | 1,910 | 1,910 | 1,873 | 1,890 | -1.51% | 800 | 231億4803万 | +2.38% |
| 07/08 | 1,875 | 1,920 | 1,875 | 1,919 | +2.35% | 4,000 | 235億321万 | +4.07% |
| 07/07 | 1,852 | 1,888 | 1,851 | 1,875 | +0.81% | 2,500 | 229億6432万 | +1.79% |
| 07/06 | 1,840 | 1,863 | 1,840 | 1,860 | +0.87% | 2,000 | 227億8060万 | +0.98% |
| 07/03 | 1,840 | 1,879 | 1,840 | 1,844 | -0.22% | 6,900 | 225億8464万 | +0.11% |
| 07/02 | 1,855 | 1,855 | 1,836 | 1,848 | +0.38% | 2,000 | 226億3363万 | +0.33% |
| 07/01 | 1,869 | 1,869 | 1,833 | 1,841 | -1.39% | 3,700 | 225億4790万 | -0.05% |
| 06/30 | 1,835 | 1,867 | 1,801 | 1,867 | +2.25% | 3,800 | 228億6634万 | +1.41% |
| 06/29 | 1,853 | 1,855 | 1,822 | 1,826 | -1.46% | 4,100 | 223億6418万 | -0.76% |
| 06/26 | (IR情報)15:00 従業員に対する譲渡制限付株式報酬としての新株式の発行に関するお知らせ |
| 06/26 | (IR情報)15:00 従業員に対する譲渡制限付株式としての新株式の発行に関するお知らせ |
| 06/26 | (IR情報)15:00 取締役に対する譲渡制限付株式報酬としての新株式の発行に関するお知らせ |
| 06/26 | 1,845 | 1,853 | 1,833 | 1,853 | +0.43% | 500 | 226億9487万 | +0.71% |
| 06/25 | 1,855 | 1,855 | 1,845 | 1,845 | +0.27% | 600 | 225億9689万 | +0.27% |
| 06/24 | 1,840 | 1,840 | 1,834 | 1,840 | 0% | 800 | 225億3565万 | -0.11% |
| 06/23 | 1,836 | 1,852 | 1,834 | 1,840 | +0.22% | 700 | 225億3565万 | -0.16% |
| 06/22 | 1,837 | 1,852 | 1,835 | 1,836 | -0.92% | 1,900 | 224億8666万 | -0.49% |
| 06/19 | 1,837 | 1,853 | 1,836 | 1,853 | +0.87% | 1,800 | 226億9487万 | +0.43% |
| 06/18 | 1,840 | 1,850 | 1,835 | 1,837 | -0.16% | 2,600 | 224億9891万 | -0.49% |
| 06/17 | 1,840 | 1,840 | 1,838 | 1,840 | 0% | 500 | 225億3565万 | -0.49% |
| 06/16 | 1,830 | 1,840 | 1,830 | 1,840 | +0.55% | 600 | 225億3565万 | -0.7% |
| 06/15 | 1,840 | 1,848 | 1,830 | 1,830 | +0.33% | 3,600 | 224億1317万 | -1.4% |
| 06/12 | 1,835 | 1,835 | 1,824 | 1,824 | -0.16% | 1,400 | 223億3969万 | -1.83% |
| 06/11 | 1,831 | 1,836 | 1,827 | 1,827 | -0.38% | 2,000 | 223億7643万 | -1.83% |
| 06/10 | 1,846 | 1,851 | 1,831 | 1,834 | +0.22% | 1,500 | 224億6216万 | -1.61% |
| 06/09 | 1,829 | 1,860 | 1,826 | 1,830 | +0.27% | 1,600 | 224億1317万 | -1.93% |
| 06/08 | 1,835 | 1,864 | 1,825 | 1,825 | -0.65% | 2,100 | 223億5194万 | -2.46% |
| 06/05 | 1,841 | 1,843 | 1,836 | 1,837 | -0.22% | 1,600 | 224億9891万 | -1.97% |
| 06/04 | 1,851 | 1,851 | 1,840 | 1,841 | -0.54% | 1,800 | 225億4790万 | -1.92% |
| 06/03 | 1,856 | 1,885 | 1,851 | 1,851 | -1.02% | 1,100 | 226億7037万 | -1.59% |
| 06/02 | (IR情報)14:00 (訂正)「株式会社山大(証券コード:7426)に対する公開買付けの開始に関するお知らせ」の一部訂正について |
| 06/02 | 1,871 | 1,880 | 1,855 | 1,870 | 0% | 2,700 | 229億308万 | -0.8% |
| 06/01 | (IR情報)17:30 株式会社山大(証券コード:7426)に対する公開買付けの開始に関するお知らせ |
| 06/01 | 1,853 | 1,870 | 1,851 | 1,870 | +0.92% | 1,700 | 229億308万 | -0.9% |
| 05/29 | 1,853 | 1,855 | 1,850 | 1,853 | +0.32% | 1,400 | 226億9487万 | -2.06% |
| 05/28 | 1,809 | 1,847 | 1,800 | 1,847 | +1.76% | 5,800 | 226億2138万 | -2.69% |
| 05/27 | 1,817 | 1,828 | 1,808 | 1,815 | -0.6% | 4,500 | 222億2946万 | -4.77% |
| 05/26 | 1,834 | 1,845 | 1,826 | 1,826 | -1.03% | 1,900 | 223億6418万 | -4.6% |
| 05/25 | 1,855 | 1,869 | 1,831 | 1,845 | -0.32% | 4,200 | 225億9689万 | -4.06% |
| 05/22 | 1,870 | 1,882 | 1,851 | 1,851 | -1.96% | 4,300 | 226億7037万 | -4.14% |
| 05/21 | 1,861 | 1,888 | 1,861 | 1,888 | +0.96% | 2,100 | 231億2354万 | -2.63% |
| 05/20 | 1,888 | 1,888 | 1,856 | 1,870 | -0.48% | 3,600 | 229億308万 | -3.95% |
| 05/19 | 1,836 | 1,879 | 1,833 | 1,879 | +2.62% | 5,800 | 230億1331万 | -3.94% |
| 05/18 | 1,888 | 1,888 | 1,831 | 1,831 | -3.02% | 6,200 | 224億2542万 | -6.82% |
| 05/15 | 1,920 | 1,921 | 1,888 | 1,888 | -1.67% | 5,200 | 231億2354万 | -4.45% |
| 05/14 | (IR情報)12:30 当社株式の大量取得行為に関する対応策の更新について |
| 05/14 | (IR情報)12:30 剰余金の配当に関するお知らせ |
| 05/14 | (IR情報)12:30 2026年3月期決算補足説明資料 |
| 05/14 | (IR情報)12:30 2026年3月期決算短信〔日本基準〕(連結) |
| 05/14 | 1,931 | 1,994 | 1,899 | 1,920 | -0.57% | 17,300 | 235億1546万 | -3.27% |
| 05/13 | 1,901 | 1,935 | 1,901 | 1,931 | +0.84% | 1,100 | 236億5019万 | -3.06% |
| 05/12 | 1,923 | 1,936 | 1,915 | 1,915 | +1.32% | 2,100 | 234億5422万 | -4.11% |
| 05/11 | 1,883 | 1,914 | 1,883 | 1,890 | +0.37% | 2,100 | 231億4803万 | -5.78% |
| 05/08 | 1,900 | 1,907 | 1,883 | 1,883 | -0.89% | 3,100 | 230億6230万 | -6.5% |
| 05/07 | 1,923 | 1,929 | 1,900 | 1,900 | -0.21% | 4,100 | 232億7051万 | -6.13% |
| 05/01 | (IR情報)18:15 個人投資家・機関投資家合同IRセミナー(決算説明会)開催のお知らせ |
| 05/01 | 1,933 | 1,933 | 1,903 | 1,904 | -1.5% | 1,500 | 233億1950万 | -6.53% |
| 04/30 | 1,902 | 1,940 | 1,902 | 1,933 | +1.63% | 1,600 | 236億7468万 | -5.89% |
| 04/28 | 1,902 | 1,923 | 1,881 | 1,902 | -0.42% | 3,700 | 232億9500万 | -8.12% |
| 04/27 | 1,936 | 1,936 | 1,910 | 1,910 | -2% | 3,100 | 233億9299万 | -8.44% |
| 04/24 | 1,934 | 1,949 | 1,933 | 1,949 | +0.31% | 900 | 238億7064万 | -7.32% |
| 04/23 | 1,949 | 1,957 | 1,934 | 1,943 | +0.52% | 2,400 | 237億9716万 | -8.31% |
| 04/22 | 1,957 | 1,957 | 1,933 | 1,933 | -2.77% | 11,200 | 236億7468万 | -9.5% |
| 04/21 | 1,994 | 1,998 | 1,965 | 1,988 | -1.44% | 9,400 | 243億4830万 | -7.53% |
| 04/20 | 2,022 | 2,023 | 2,000 | 2,017 | -0.64% | 5,300 | 247億348万 | -6.75% |
| 04/17 | 2,030 | 2,035 | 2,025 | 2,030 | 0% | 1,200 | 248億6270万 | -6.62% |
| 04/16 | 2,038 | 2,046 | 2,030 | 2,030 | -0.44% | 2,200 | 248億6270万 | -7.09% |
| 04/15 | 2,044 | 2,063 | 2,039 | 2,039 | -0.1% | 3,300 | 249億7293万 | -7.15% |
| 04/14 | 2,074 | 2,075 | 2,041 | 2,041 | -1.45% | 3,600 | 249億9743万 | -7.48% |
| 04/13 | 2,070 | 2,077 | 2,070 | 2,071 | +0.05% | 900 | 253億6486万 | -6.54% |
| 04/10 | 2,102 | 2,102 | 2,069 | 2,070 | -1.94% | 700 | 253億5261万 | -7.05% |
| 04/09 | 2,124 | 2,124 | 2,090 | 2,111 | +0.52% | 600 | 258億5476万 | -5.59% |
| 04/08 | 2,105 | 2,105 | 2,090 | 2,100 | 0% | 2,200 | 257億2004万 | -6.29% |
| 04/07 | (5%ルール)みずほ信託銀行(5.14%)みずほ銀行(3.79%) |
| 04/07 | 2,102 | 2,102 | 2,090 | 2,100 | -0.33% | 900 | 257億2004万 | -6.46% |
| 04/06 | 2,082 | 2,122 | 2,082 | 2,107 | +0.24% | 2,600 | 258億577万 | -6.36% |
| 04/03 | 2,063 | 2,102 | 2,054 | 2,102 | +2.44% | 4,600 | 257億4453万 | -6.78% |
| 04/02 | 2,149 | 2,165 | 2,022 | 2,052 | -4.74% | 11,900 | 251億3215万 | -9.16% |
| 04/01 | 2,102 | 2,154 | 2,098 | 2,154 | +3.41% | 3,600 | 263億8141万 | -4.94% |