| 2026 |
| 05/22 | 400 | 420 | 394 | 405 | +1.25% | 587,100 | 160億224万 | +5.74% |
| 05/21 | 406 | 413 | 391 | 400 | +1.01% | 703,200 | 158億469万 | +5.82% |
| 05/20 | 428 | 431 | 391 | 396 | -8.97% | 926,000 | 156億4664万 | +6.17% |
| 05/20 | (空売り報告)Nomura International plc 578,980株(1.46%)+0.1% |
| 05/19 | 447 | 450 | 422 | 435 | -6.05% | 1,012,300 | 171億8760万 | +18.21% |
| 05/19 | (空売り報告)Nomura International plc 537,509株(1.36%)+0.14% |
| 05/19 | (空売り報告)GOLDMAN SACHS INTERNATIONAL 291,313株(0.73%)+0.06% |
| 05/18 | 459 | 489 | 445 | 463 | +4.51% | 1,678,400 | 182億9393万 | +27.9% |
| 05/18 | (空売り報告)Nomura International plc 484,901株(1.22%)-0.12% |
| 05/15 | (IR情報)16:00 東京証券取引所への「改善状況報告書」の提出に関するお知らせ |
| 05/15 | (IR情報)15:00 子会社に対する貸倒引当金戻入額の計上(個別)に関するお知らせ |
| 05/15 | (IR情報)15:00 個別業績の前期実績値との差異に関するお知らせ |
| 05/15 | (IR情報)15:00 2026年3月期決算短信〔日本基準〕(連結) |
| 05/15 | 500 | 530 | 414 | 443 | -11.4% | 3,324,600 | 175億369万 | +25.5% |
| 05/14 | 491 | 506 | 484 | 500 | 0% | 993,800 | 197億5586万 | +44.51% |
| 05/14 | (空売り報告)Nomura International plc 530,673株(1.34%)-0.09% |
| 05/14 | (空売り報告)GOLDMAN SACHS INTERNATIONAL 266,313株(0.67%)-0.12% |
| 05/13 | 493 | 525 | 473 | 500 | +4.82% | 2,565,700 | 197億5586万 | +48.37% |
| 05/13 | (空売り報告)Nomura International plc 567,206株(1.43%)-0.2% |
| 05/12 | 483 | 498 | 448 | 477 | -7.2% | 3,614,200 | 188億4709万 | +45.87% |
| 05/12 | (空売り報告)Nomura International plc 646,255株(1.63%)+0.11% |
| 05/11 | 514 | 514 | 485 | 514 | +18.43% | 5,364,900 | 203億902万 | +61.13% |
| 05/11 | (空売り報告)Nomura International plc 601,598株(1.52%)-0.26% |
| 05/08 | (IR情報)15:00 2026年3月期通期連結業績予想の修正に関するお知らせ |
| 05/08 | 360 | 434 | 350 | 434 | +22.6% | 1,086,900 | 171億4808万 | +40.91% |
| 05/08 | (空売り報告)Nomura International plc 705,098株(1.78%)+0.12% |
| 05/07 | 352 | 361 | 340 | 354 | +2.61% | 739,700 | 139億8715万 | +17.61% |
| 05/07 | (空売り報告)Nomura International plc 656,552株(1.66%)-0.08% |
| 05/07 | (空売り報告)GOLDMAN SACHS INTERNATIONAL 314,013株(0.79%)-0.01% |
| 05/01 | 360 | 361 | 339 | 345 | 0% | 719,800 | 136億3154万 | +15.77% |
| 05/01 | (空売り報告)Nomura International plc 688,931株(1.74%)+0.09% |
| 05/01 | (空売り報告)GOLDMAN SACHS INTERNATIONAL 319,713株(0.8%)+0.01% |
| 04/30 | 364 | 373 | 343 | 345 | -7.26% | 1,436,300 | 136億3154万 | +16.95% |
| 04/30 | (空売り報告)Nomura International plc 654,533株(1.65%)-0.33% |
| 04/30 | (空売り報告)GOLDMAN SACHS INTERNATIONAL 315,713株(0.79%)-0.03% |
| 04/28 | 389 | 396 | 361 | 372 | -2.36% | 2,859,500 | 146億9836万 | +26.96% |
| 04/28 | (空売り報告)Nomura International plc 783,925株(1.98%)+0.17% |
| 04/27 | (5%ルール)イクヨ(9.54%) |
| 04/27 | (5%ルール)イクヨ(6.77%) |
| 04/27 | 428 | 432 | 375 | 381 | -16.26% | 8,126,000 | 150億5396万 | +31.83% |
| 04/27 | (空売り報告)Nomura International plc 717,488株(1.81%)+0.07% |
| 04/24 | 361 | 455 | 361 | 455 | +21.33% | 18,512,500 | 179億7783万 | +60.21% |
| 04/24 | (空売り報告)Nomura International plc 690,836株(1.74%)+0.44% |
| 04/23 | (IR情報)12:00 株式会社イクヨによる当社株式の取得に関する開示に関するお知らせ |
| 04/23 | 365 | 384 | 324 | 375 | +8.7% | 10,011,200 | 148億1689万 | +35.38% |
| 04/23 | (空売り報告)Nomura International plc 515,369株(1.3%)+0.8% |
| 04/23 | (空売り報告)GOLDMAN SACHS INTERNATIONAL 324,113株(0.82%)再IN |
| 04/22 | 262 | 345 | 260 | 345 | +30.19% | 958,700 | 136億3154万 | +25.91% |
| 04/21 | 285 | 285 | 264 | 265 | -6.03% | 573,600 | 104億7060万 | -2.57% |
| 04/21 | (空売り報告)Nomura International plc 198,193株(0.5%)再IN |
| 04/20 | 280 | 292 | 279 | 282 | +2.92% | 587,900 | 111億4230万 | +3.3% |
| 04/17 | 280 | 280 | 271 | 274 | -0.72% | 134,400 | 108億2621万 | +0.37% |
| 04/16 | 274 | 280 | 269 | 276 | +2.99% | 348,000 | 109億523万 | +0.73% |
| 04/15 | 275 | 282 | 266 | 268 | -2.9% | 281,000 | 105億8914万 | -2.19% |
| 04/15 | (空売り報告)Nomura International plc 194,910株(0.49%)-0.02%義務消失 |
| 04/14 | 276 | 282 | 272 | 276 | +0.36% | 237,600 | 109億523万 | +0.36% |
| 04/13 | 270 | 287 | 269 | 275 | +2.23% | 491,900 | 108億6572万 | 0% |
| 04/13 | (空売り報告)Nomura International plc 202,222株(0.51%)再IN |
| 04/10 | 275 | 281 | 269 | 269 | -1.1% | 185,000 | 106億2865万 | -2.18% |
| 04/09 | 283 | 283 | 269 | 272 | -3.2% | 230,900 | 107億4719万 | -1.09% |
| 04/08 | 264 | 281 | 262 | 281 | +10.2% | 578,500 | 111億279万 | +2.18% |
| 04/08 | (空売り報告)Nomura International plc 137,890株(0.34%)-0.18%義務消失 |
| 04/07 | 258 | 265 | 254 | 255 | -2.67% | 223,500 | 100億7549万 | -7.27% |
| 04/07 | (空売り報告)Nomura International plc 205,739株(0.52%)再IN |
| 04/06 | 271 | 273 | 259 | 262 | -1.87% | 202,000 | 103億5207万 | -5.42% |
| 04/03 | (IR情報)16:00 連結子会社に対するサイバー攻撃に関するお知らせ(第二報) |
| 04/03 | 266 | 271 | 264 | 267 | +3.49% | 156,000 | 105億4963万 | -4.3% |
| 04/02 | 270 | 281 | 258 | 258 | -1.9% | 419,000 | 101億9402万 | -8.19% |
| 04/02 | (空売り報告)Nomura International plc 158,533株(0.4%)-0.11%義務消失 |
| 04/01 | 273 | 274 | 261 | 263 | +4.78% | 452,500 | 103億9158万 | -7.07% |
| 04/01 | (空売り報告)Nomura International plc 204,123株(0.51%)-0.21% |
| 03/31 | 258 | 265 | 250 | 251 | -4.2% | 441,800 | 99億1744万 | -11.62% |
| 03/30 | (IR情報)13:30 取締役の異動(内定)に関するお知らせ |
| 03/30 | 257 | 264 | 253 | 262 | -4.03% | 402,500 | 103億5207万 | -9.03% |
| 03/27 | 270 | 279 | 266 | 273 | -1.8% | 352,500 | 107億8670万 | -6.51% |
| 03/26 | 284 | 295 | 269 | 278 | -2.46% | 687,900 | 109億8426万 | -6.08% |
| 03/26 | (空売り報告)Nomura International plc 288,006株(0.72%)+0.03% |
| 03/25 | 271 | 292 | 271 | 285 | +6.74% | 730,600 | 112億6084万 | -4.04% |
| 03/25 | (空売り報告)Nomura International plc 273,791株(0.69%)-0.21% |
| 03/24 | 272 | 272 | 255 | 267 | +2.3% | 404,000 | 105億4963万 | -9.18% |
| 03/24 | (空売り報告)Nomura International plc 358,142株(0.9%)-0.18% |
| 03/23 | 266 | 267 | 251 | 261 | -6.79% | 1,012,700 | 103億1256万 | -10% |
| 03/23 | (空売り報告)Nomura International plc 429,469株(1.08%)-0.14% |
| 03/19 | 293 | 296 | 278 | 280 | -6.67% | 846,500 | 110億6328万 | -2.1% |
| 03/18 | 293 | 303 | 285 | 300 | +2.74% | 470,400 | 118億5351万 | +6.76% |
| 03/18 | (空売り報告)Nomura International plc 483,699株(1.22%)-0.18% |
| 03/17 | 290 | 304 | 285 | 292 | +1.04% | 678,100 | 115億3742万 | +5.8% |
| 03/17 | (空売り報告)Nomura International plc 555,828株(1.4%)-0.18% |
| 03/16 | 283 | 291 | 277 | 289 | +0.7% | 628,200 | 114億1888万 | +7.04% |
| 03/13 | 290 | 297 | 275 | 287 | -3.69% | 978,600 | 113億3986万 | +8.3% |
| 03/13 | (空売り報告)Nomura International plc 624,365株(1.58%)+0.2% |
| 03/12 | (IR情報)17:30 連結子会社に対するサイバー攻撃に関するお知らせ |
| 03/12 | 285 | 313 | 283 | 298 | +3.83% | 2,879,400 | 117億7449万 | +14.62% |
| 03/12 | (空売り報告)Nomura International plc 545,309株(1.38%)+0.65% |
| 03/11 | 292 | 308 | 283 | 287 | -1.37% | 1,224,400 | 113億3986万 | +12.55% |
| 03/11 | (空売り報告)Nomura International plc 290,930株(0.73%)+0.11% |
| 03/10 | 275 | 300 | 275 | 291 | +11.49% | 2,536,800 | 114億9791万 | +16.4% |
| 03/10 | (空売り報告)Nomura International plc 245,085株(0.62%)再IN |
| 03/09 | 255 | 267 | 249 | 261 | -5.43% | 1,586,400 | 103億1256万 | +6.97% |
| 03/06 | 281 | 287 | 273 | 276 | -1.78% | 627,400 | 109億523万 | +15% |
| 03/05 | 287 | 294 | 272 | 281 | +1.81% | 770,500 | 111億279万 | +19.07% |
| 03/04 | 273 | 296 | 253 | 276 | 0% | 2,979,000 | 109億523万 | +19.48% |
| 03/03 | 296 | 298 | 270 | 276 | -7.69% | 2,338,400 | 109億523万 | +22.12% |
| 03/02 | 306 | 308 | 294 | 299 | -4.78% | 880,900 | 118億1400万 | +35.29% |
| 02/27 | 320 | 321 | 306 | 314 | -2.48% | 1,006,200 | 124億668万 | +46.05% |
| 02/26 | 309 | 332 | 296 | 322 | +5.57% | 2,537,600 | 127億2277万 | +54.07% |
| 02/25 | 291 | 336 | 288 | 305 | +3.39% | 2,750,400 | 120億5107万 | +50.99% |
| 02/24 | 353 | 353 | 295 | 295 | -16.9% | 3,128,400 | 116億5595万 | +50.51% |
| 02/20 | 336 | 359 | 309 | 355 | +0.85% | 4,103,000 | 140億2666万 | +85.86% |
| 02/19 | 341 | 420 | 332 | 352 | -5.63% | 13,277,100 | 139億812万 | +92.35% |
| 02/18 | 373 | 373 | 373 | 373 | +27.3% | 454,700 | 147億3787万 | +113.14% |
| 02/17 | 293 | 293 | 259 | 293 | +37.56% | 5,417,300 | 115億7693万 | +76.51% |
| 02/16 | (IR情報)15:00 中期経営計画に関するお知らせ |
| 02/16 | (IR情報)15:00 資金使途及び支出予定時期の変更に関するお知らせ |
| 02/16 | (IR情報)15:00 2026年3月期通期連結業績予想の修正に関するお知らせ |
| 02/16 | (IR情報)15:00 2026年3月期第3四半期決算短信〔日本基準〕(連結) |
| 02/16 | 166 | 213 | 166 | 213 | +30.67% | 1,410,300 | 84億1599万 | +32.3% |
| 02/13 | 167 | 172 | 163 | 163 | -2.98% | 352,800 | 64億4041万 | +3.16% |
| 02/12 | 165 | 168 | 164 | 168 | +3.07% | 220,000 | 66億3797万 | +6.33% |
| 02/10 | 164 | 167 | 158 | 163 | 0% | 335,300 | 64億4041万 | +3.82% |
| 02/09 | 165 | 165 | 159 | 163 | +0.62% | 344,800 | 64億4041万 | +4.49% |
| 02/06 | 162 | 163 | 156 | 162 | 0% | 192,400 | 64億89万 | +4.52% |
| 02/05 | 162 | 165 | 161 | 162 | +1.25% | 282,400 | 64億89万 | +5.88% |
| 02/04 | 163 | 167 | 159 | 160 | -3.03% | 459,500 | 63億2187万 | +5.26% |
| 02/03 | 156 | 165 | 152 | 165 | +5.77% | 532,200 | 65億1943万 | +9.27% |
| 02/02 | 160 | 160 | 153 | 156 | -1.27% | 262,400 | 61億6382万 | +4% |
| 01/30 | (IR情報)15:30 海外子会社の工場閉鎖決定に関するお知らせ |
| 01/30 | 157 | 161 | 154 | 158 | +1.28% | 332,800 | 62億4285万 | +5.33% |
| 01/29 | 160 | 160 | 150 | 156 | -1.89% | 414,000 | 61億6382万 | +4.7% |
| 01/28 | 159 | 162 | 157 | 159 | 0% | 286,300 | 62億8236万 | +7.43% |
| 01/27 | 152 | 160 | 151 | 159 | +6% | 371,200 | 62億8236万 | +8.16% |
| 01/26 | 152 | 154 | 150 | 150 | -1.32% | 379,000 | 59億2675万 | +2.74% |
| 01/23 | 151 | 157 | 150 | 152 | -2.56% | 344,300 | 60億578万 | +4.11% |
| 01/22 | 156 | 158 | 154 | 156 | 0% | 132,600 | 61億6382万 | +6.85% |
| 01/21 | 149 | 158 | 148 | 156 | -1.27% | 247,200 | 61億6382万 | +7.59% |
| 01/20 | 166 | 167 | 154 | 158 | -4.24% | 681,000 | 62億4285万 | +9.72% |
| 01/19 | 164 | 167 | 160 | 165 | +1.85% | 328,400 | 65億1943万 | +15.38% |
| 01/16 | 156 | 162 | 156 | 162 | +4.52% | 677,400 | 64億89万 | +14.08% |
| 01/16 | (空売り報告)モルガン・スタンレーMUFG証券 79,712株(0.2%)-0.31%義務消失 |
| 01/15 | 156 | 158 | 152 | 155 | -0.64% | 182,600 | 61億2431万 | +10.71% |
| 01/14 | 151 | 156 | 147 | 156 | +2.63% | 269,300 | 61億6382万 | +12.23% |
| 01/13 | 151 | 156 | 145 | 152 | +0.66% | 523,000 | 60億578万 | +10.95% |
| 01/09 | (IR情報)17:00 (訂正)「国内子会社の工場閉鎖決定に関するお知らせ」の一部訂正について |
| 01/09 | 155 | 156 | 148 | 151 | -1.31% | 357,200 | 59億6627万 | +11.03% |
| 01/08 | (IR情報)16:00 国内子会社の工場閉鎖決定に関するお知らせ |
| 01/08 | 152 | 160 | 151 | 153 | +0.66% | 696,000 | 60億4529万 | +14.18% |
| 01/07 | 142 | 152 | 141 | 152 | +7.04% | 840,000 | 60億578万 | +14.29% |
| 01/06 | 136 | 143 | 136 | 142 | +4.41% | 348,300 | 56億1066万 | +8.4% |
| 01/05 | 135 | 140 | 133 | 136 | +3.03% | 282,000 | 53億7359万 | +4.62% |
| 2025 |
| 12/30 | 133 | 134 | 131 | 132 | 0% | 95,700 | 52億1554万 | +2.33% |
| 12/29 | 132 | 136 | 131 | 132 | 0% | 166,400 | 52億1554万 | +3.13% |
| 12/26 | 140 | 142 | 132 | 132 | -5.71% | 321,200 | 52億1554万 | +3.94% |
| 12/25 | 137 | 143 | 136 | 140 | +2.19% | 269,100 | 55億3164万 | +11.11% |
| 12/24 | 136 | 141 | 136 | 137 | -0.72% | 208,000 | 54億1310万 | +9.6% |
| 12/24 | (空売り報告)モルガン・スタンレーMUFG証券 202,512株(0.51%)再IN |
| 12/23 | 140 | 142 | 135 | 138 | -1.43% | 313,300 | 54億5261万 | +12.2% |
| 12/22 | 133 | 142 | 133 | 140 | +4.48% | 352,900 | 55億3164万 | +14.75% |
| 12/19 | 135 | 136 | 129 | 134 | +0.75% | 392,300 | 52億9457万 | +11.67% |