| 2026 |
| 03/09 | 1,036 | 1,051 | 1,028 | 1,043 | -1.6% | 51,100 | 164億2725万 | -3.34% |
| 03/06 | 1,060 | 1,067 | 1,053 | 1,060 | -0.47% | 17,400 | 166億9500万 | -1.85% |
| 03/05 | 1,058 | 1,071 | 1,054 | 1,065 | +2.9% | 28,900 | 167億7375万 | -1.39% |
| 03/04 | 1,051 | 1,055 | 1,028 | 1,035 | -2.36% | 58,500 | 163億125万 | -4.26% |
| 03/04 | (空売り報告)GOLDMAN SACHS INTERNATIONAL 95,101株(0.6%)+0.07% |
| 03/03 | 1,079 | 1,079 | 1,060 | 1,060 | -1.76% | 44,000 | 166億9500万 | -2.12% |
| 03/02 | 1,078 | 1,084 | 1,070 | 1,079 | +0.09% | 31,100 | 169億9425万 | -0.46% |
| 02/27 | 1,078 | 1,083 | 1,069 | 1,078 | -0.09% | 31,100 | 169億7850万 | -0.65% |
| 02/26 | (IR情報)17:00 CUBE SYSTEM VIETNAM「2025年 持続的発展FDI企業 TOP10」を受賞 |
| 02/26 | 1,078 | 1,089 | 1,078 | 1,079 | +0.09% | 22,200 | 169億9425万 | -0.55% |
| 02/25 | 1,060 | 1,085 | 1,060 | 1,078 | -0.74% | 96,700 | 169億7850万 | -0.83% |
| 02/24 | 1,095 | 1,095 | 1,078 | 1,086 | -0.64% | 28,300 | 171億450万 | -0.18% |
| 02/20 | 1,097 | 1,097 | 1,086 | 1,093 | -0.91% | 17,500 | 172億1475万 | +0.28% |
| 02/19 | 1,100 | 1,105 | 1,096 | 1,103 | +0.46% | 16,100 | 173億7225万 | +1.1% |
| 02/18 | 1,100 | 1,103 | 1,095 | 1,098 | +0.46% | 12,700 | 172億9350万 | +0.55% |
| 02/17 | 1,088 | 1,100 | 1,085 | 1,093 | +0.74% | 22,700 | 172億1475万 | 0% |
| 02/16 | 1,083 | 1,089 | 1,077 | 1,085 | -0.18% | 21,800 | 170億8875万 | -0.91% |
| 02/13 | 1,104 | 1,104 | 1,080 | 1,087 | -1.72% | 27,800 | 171億2025万 | -0.82% |
| 02/12 | 1,109 | 1,114 | 1,102 | 1,106 | -0.27% | 26,100 | 174億1950万 | +0.73% |
| 02/10 | 1,091 | 1,111 | 1,090 | 1,109 | +1.93% | 20,800 | 174億6675万 | +1% |
| 02/09 | 1,097 | 1,097 | 1,082 | 1,088 | +0.46% | 21,900 | 171億3600万 | -0.91% |
| 02/06 | 1,094 | 1,094 | 1,080 | 1,083 | -1.55% | 18,100 | 170億5725万 | -1.46% |
| 02/05 | 1,077 | 1,100 | 1,067 | 1,100 | +2.61% | 54,900 | 173億2500万 | -0.09% |
| 02/04 | (IR情報)16:00 当社役員の異動に関するお知らせ |
| 02/04 | (IR情報)16:00 執行役員人事および重要な組織改編に関するお知らせ |
| 02/04 | (IR情報)16:00 2026年3月期第3四半期決算補足説明資料 |
| 02/04 | (IR情報)16:00 2026年3月期第3四半期決算短信[日本基準](連結) |
| 02/04 | 1,066 | 1,076 | 1,062 | 1,072 | +0.28% | 45,900 | 168億8400万 | -2.63% |
| 02/03 | 1,072 | 1,072 | 1,059 | 1,069 | +0.56% | 33,000 | 168億3675万 | -3.08% |
| 02/03 | (空売り報告)GOLDMAN SACHS INTERNATIONAL 84,701株(0.53%)新規 |
| 02/02 | 1,066 | 1,073 | 1,060 | 1,063 | -0.28% | 19,100 | 167億4225万 | -3.8% |
| 01/30 | 1,068 | 1,069 | 1,062 | 1,066 | +0.66% | 20,600 | 167億8950万 | -3.7% |
| 01/29 | 1,070 | 1,071 | 1,057 | 1,059 | -1.12% | 36,300 | 166億7925万 | -4.42% |
| 01/28 | 1,081 | 1,081 | 1,071 | 1,071 | -0.83% | 32,200 | 168億6825万 | -3.51% |
| 01/27 | 1,080 | 1,088 | 1,078 | 1,080 | -0.09% | 24,600 | 170億1000万 | -2.7% |
| 01/26 | 1,098 | 1,098 | 1,078 | 1,081 | -1.82% | 39,000 | 170億2575万 | -2.61% |
| 01/23 | 1,099 | 1,104 | 1,094 | 1,101 | +0.73% | 16,600 | 173億4075万 | -0.81% |
| 01/22 | 1,099 | 1,099 | 1,092 | 1,093 | +0.28% | 13,100 | 172億1475万 | -1.53% |
| 01/21 | 1,105 | 1,105 | 1,090 | 1,090 | -1.8% | 21,800 | 171億6750万 | -1.71% |
| 01/20 | (IR情報)14:00 CDP気候変動に関する調査にて「B」スコア評価を獲得 |
| 01/20 | 1,120 | 1,121 | 1,108 | 1,110 | -0.72% | 23,200 | 174億8250万 | +0.09% |
| 01/19 | 1,129 | 1,129 | 1,116 | 1,118 | -0.97% | 19,000 | 176億850万 | +0.9% |
| 01/16 | 1,130 | 1,135 | 1,125 | 1,129 | -0.27% | 16,700 | 177億8175万 | +1.99% |
| 01/15 | 1,124 | 1,132 | 1,124 | 1,132 | +0.53% | 16,200 | 178億2900万 | +2.35% |
| 01/14 | (IR情報)9:30 アイ・オー・データ機器様の仮想基盤システムをクラウドへ移行 |
| 01/14 | 1,119 | 1,128 | 1,119 | 1,126 | +0.54% | 20,800 | 177億3450万 | +1.99% |
| 01/13 | 1,130 | 1,132 | 1,117 | 1,120 | -0.71% | 24,800 | 176億4000万 | +1.54% |
| 01/09 | 1,125 | 1,132 | 1,124 | 1,128 | +0.27% | 12,300 | 177億6600万 | +2.45% |
| 01/08 | 1,123 | 1,133 | 1,123 | 1,125 | 0% | 14,900 | 177億1875万 | +2.37% |
| 01/07 | 1,118 | 1,130 | 1,112 | 1,125 | +0.63% | 24,500 | 177億1875万 | +2.55% |
| 01/06 | 1,109 | 1,119 | 1,109 | 1,118 | +0.81% | 16,200 | 176億850万 | +2.01% |
| 01/05 | 1,113 | 1,117 | 1,102 | 1,109 | -0.36% | 21,700 | 174億6675万 | +1.37% |
| 2025 |
| 12/30 | 1,122 | 1,124 | 1,113 | 1,113 | -0.63% | 14,400 | 175億2975万 | +1.83% |
| 12/29 | 1,116 | 1,125 | 1,114 | 1,120 | +0.18% | 21,500 | 176億4000万 | +2.56% |
| 12/26 | 1,118 | 1,122 | 1,113 | 1,118 | 0% | 15,600 | 176億850万 | +2.57% |
| 12/25 | 1,123 | 1,123 | 1,111 | 1,118 | +0.63% | 30,800 | 176億850万 | +2.76% |
| 12/24 | 1,110 | 1,116 | 1,109 | 1,111 | +0.09% | 18,300 | 174億9825万 | +2.4% |
| 12/23 | 1,105 | 1,113 | 1,105 | 1,110 | +0.91% | 15,200 | 174億8250万 | +2.49% |
| 12/22 | 1,093 | 1,100 | 1,090 | 1,100 | +0.55% | 19,300 | 173億2500万 | +1.76% |
| 12/19 | 1,080 | 1,094 | 1,080 | 1,094 | +1.3% | 25,200 | 172億3050万 | +1.3% |
| 12/18 | 1,075 | 1,082 | 1,066 | 1,080 | +0.47% | 19,400 | 170億1000万 | +0.09% |
| 12/17 | 1,079 | 1,079 | 1,074 | 1,075 | -0.37% | 13,600 | 169億3125万 | -0.37% |
| 12/16 | 1,100 | 1,100 | 1,078 | 1,079 | -1.91% | 24,100 | 169億9425万 | 0% |
| 12/15 | 1,098 | 1,100 | 1,090 | 1,100 | +1.85% | 50,000 | 173億2500万 | +1.95% |
| 12/12 | 1,082 | 1,086 | 1,079 | 1,080 | +0.37% | 21,500 | 170億1000万 | +0.19% |
| 12/11 | 1,090 | 1,093 | 1,076 | 1,076 | -0.92% | 27,400 | 169億4700万 | -0.09% |
| 12/10 | 1,108 | 1,112 | 1,086 | 1,086 | -2.51% | 33,500 | 171億450万 | +0.65% |
| 12/09 | 1,107 | 1,117 | 1,106 | 1,114 | +1% | 32,500 | 175億4550万 | +3.05% |
| 12/08 | 1,087 | 1,103 | 1,086 | 1,103 | +2.22% | 27,700 | 173億7225万 | +1.94% |
| 12/05 | 1,088 | 1,098 | 1,079 | 1,079 | -0.92% | 19,800 | 169億9425万 | -0.28% |
| 12/04 | 1,075 | 1,090 | 1,073 | 1,089 | +1.68% | 19,500 | 171億5175万 | +0.55% |
| 12/03 | 1,076 | 1,079 | 1,071 | 1,071 | -0.28% | 17,900 | 168億6825万 | -1.2% |
| 12/02 | 1,087 | 1,087 | 1,073 | 1,074 | -0.74% | 16,000 | 169億1550万 | -1.29% |
| 12/01 | 1,093 | 1,095 | 1,081 | 1,082 | -0.82% | 21,400 | 170億4150万 | -0.82% |
| 11/28 | 1,085 | 1,092 | 1,084 | 1,091 | +0.55% | 20,300 | 171億8325万 | -0.27% |
| 11/27 | 1,083 | 1,087 | 1,080 | 1,085 | 0% | 13,600 | 170億8875万 | -1% |
| 11/26 | 1,076 | 1,086 | 1,076 | 1,085 | +0.56% | 18,800 | 170億8875万 | -1.18% |
| 11/25 | 1,084 | 1,087 | 1,075 | 1,079 | +0.28% | 27,100 | 169億9425万 | -2% |
| 11/21 | 1,061 | 1,078 | 1,060 | 1,076 | +1.41% | 33,700 | 169億4700万 | -2.36% |
| 11/20 | 1,059 | 1,062 | 1,052 | 1,061 | +1.05% | 18,100 | 167億1075万 | -3.89% |
| 11/19 | 1,057 | 1,065 | 1,050 | 1,050 | -0.38% | 25,800 | 165億3750万 | -5.15% |
| 11/18 | 1,062 | 1,065 | 1,054 | 1,054 | -1.03% | 24,400 | 166億50万 | -4.96% |
| 11/17 | 1,071 | 1,075 | 1,060 | 1,065 | -0.56% | 25,600 | 167億7375万 | -4.23% |
| 11/14 | 1,077 | 1,083 | 1,071 | 1,071 | -0.74% | 20,600 | 168億6825万 | -3.86% |
| 11/13 | 1,083 | 1,087 | 1,078 | 1,079 | +0.09% | 14,400 | 169億9425万 | -3.4% |
| 11/12 | 1,068 | 1,084 | 1,065 | 1,078 | +0.94% | 23,500 | 169億7850万 | -3.66% |
| 11/11 | 1,078 | 1,078 | 1,061 | 1,068 | -0.47% | 18,900 | 168億2100万 | -4.73% |
| 11/10 | 1,080 | 1,084 | 1,070 | 1,073 | -0.65% | 21,700 | 168億9975万 | -4.45% |
| 11/07 | 1,068 | 1,081 | 1,064 | 1,080 | +1.89% | 39,700 | 170億1000万 | -3.91% |
| 11/06 | 1,067 | 1,082 | 1,055 | 1,060 | -5.94% | 115,400 | 166億9500万 | -5.86% |
| 11/05 | (IR情報)16:00 2026年3月期第2四半期(中間期)決算短信[日本基準](連結) |
| 11/05 | (IR情報)16:00 剰余金の配当(中間配当)に関するお知らせ |
| 11/05 | (IR情報)16:00 2026年3月期第2四半期(中間期)決算補足説明資料 |
| 11/05 | 1,146 | 1,151 | 1,117 | 1,127 | -1.23% | 90,700 | 177億5025万 | -0.18% |
| 11/04 | 1,118 | 1,142 | 1,106 | 1,141 | +1.15% | 41,600 | 179億7075万 | +0.88% |
| 10/31 | 1,099 | 1,128 | 1,096 | 1,128 | +3.3% | 32,500 | 177億6600万 | -0.53% |
| 10/30 | 1,114 | 1,126 | 1,092 | 1,092 | -1.44% | 106,800 | 171億9900万 | -4.04% |
| 10/29 | 1,128 | 1,131 | 1,103 | 1,108 | -2.03% | 29,100 | 174億5100万 | -3.06% |
| 10/28 | 1,155 | 1,155 | 1,130 | 1,131 | -2.25% | 19,800 | 178億1325万 | -1.48% |
| 10/27 | 1,166 | 1,166 | 1,157 | 1,157 | +0.09% | 23,500 | 182億2275万 | +0.52% |
| 10/24 | 1,164 | 1,165 | 1,150 | 1,156 | +0.35% | 17,000 | 182億700万 | +0.26% |
| 10/23 | 1,148 | 1,160 | 1,148 | 1,152 | +0.35% | 13,000 | 181億4400万 | -0.26% |
| 10/22 | 1,148 | 1,153 | 1,141 | 1,148 | +0.53% | 16,600 | 180億8100万 | -0.78% |
| 10/21 | 1,140 | 1,147 | 1,139 | 1,142 | +0.44% | 14,500 | 179億8650万 | -1.38% |
| 10/20 | 1,127 | 1,138 | 1,127 | 1,137 | +1.16% | 12,400 | 179億775万 | -2.07% |
| 10/17 | 1,129 | 1,129 | 1,119 | 1,124 | -0.44% | 13,000 | 177億300万 | -3.35% |
| 10/16 | 1,130 | 1,135 | 1,124 | 1,129 | +0.09% | 12,700 | 177億8175万 | -3.17% |
| 10/15 | 1,114 | 1,129 | 1,114 | 1,128 | +1.99% | 19,700 | 177億6600万 | -3.51% |
| 10/14 | 1,103 | 1,107 | 1,088 | 1,106 | -0.45% | 42,500 | 174億1950万 | -5.63% |
| 10/10 | 1,128 | 1,131 | 1,111 | 1,111 | -2.03% | 38,200 | 174億9825万 | -5.53% |
| 10/09 | 1,137 | 1,140 | 1,131 | 1,134 | +0.18% | 16,900 | 178億6050万 | -3.82% |
| 10/08 | 1,127 | 1,136 | 1,127 | 1,132 | +0.18% | 28,800 | 178億2900万 | -4.15% |