| 2021 |
| 04/26 | （IR情報）19:40 事業再生ADR手続における第2回債権者会議に関するお知らせ |
| 04/23 | 221 | 222 | 216 | 221 | +0.45% | 28,600 | 21億8997万 | -5.96% |
| 04/22 | 215 | 222 | 215 | 220 | +2.33% | 56,900 | 21億8006万 | -8.33% |
| 04/21 | 213 | 220 | 210 | 215 | -2.71% | 145,600 | 21億3052万 | -13.31% |
| 04/20 | 226 | 226 | 219 | 221 | -1.34% | 95,300 | 21億8997万 | -13.67% |
| 04/19 | 229 | 231 | 224 | 224 | -3.03% | 73,600 | 22億1970万 | -14.83% |
| 04/16 | 231 | 232 | 229 | 231 | 0% | 60,500 | 22億8907万 | -14.76% |
| 04/15 | 233 | 236 | 231 | 231 | 0% | 71,600 | 22億8907万 | -17.2% |
| 04/14 | 230 | 234 | 228 | 231 | +0.43% | 77,000 | 22億8907万 | -19.51% |
| 04/13 | 237 | 241 | 230 | 230 | -6.88% | 213,500 | 22億7916万 | -21.77% |
| 04/12 | 261 | 264 | 234 | 247 | -8.18% | 376,800 | 24億4762万 | -17.94% |
| 04/09 | 255 | 288 | 255 | 269 | +6.32% | 1,025,000 | 26億6562万 | -11.51% |
| 04/08 | 234 | 266 | 225 | 253 | +15% | 992,200 | 25億707万 | -17.32% |
| 04/07 | 220 | 280 | 217 | 220 | +0.46% | 919,700 | 21億8006万 | -29.03% |
| 04/06 | 219 | 223 | 216 | 219 | 0% | 97,200 | 21億7015万 | -30.25% |
| 04/05 | （IR情報）18:00 事業再生ADR手続における第1回債権者会議の成立・同意に関するお知らせ |
| 04/05 | 215 | 222 | 213 | 219 | +0.46% | 122,300 | 21億7015万 | -31.35% |
| 04/02 | 211 | 221 | 211 | 218 | +2.35% | 137,700 | 21億6024万 | -32.72% |
| 04/01 | 215 | 217 | 210 | 213 | -2.29% | 101,200 | 21億1070万 | -35.45% |
| 03/31 | 215 | 221 | 213 | 218 | -2.24% | 200,000 | 21億6024万 | -35.31% |
| 03/30 | 229 | 230 | 218 | 223 | -5.11% | 224,700 | 22億979万 | -34.99% |
| 03/29 | 246 | 247 | 231 | 235 | -5.24% | 297,200 | 23億2870万 | -32.47% |
| 03/26 | 250 | 251 | 244 | 248 | -0.4% | 227,800 | 24億5753万 | -29.55% |
| 03/25 | （IR情報）16:00 役員報酬の減額継続に関するお知らせ |
| 03/25 | 258 | 258 | 249 | 249 | -3.49% | 226,800 | 24億6744万 | -30.06% |
| 03/24 | 272 | 274 | 251 | 258 | -7.53% | 559,600 | 25億5662万 | -28.13% |
| 03/23 | 275 | 287 | 275 | 279 | -2.79% | 517,100 | 27億6472万 | -22.5% |
| 03/22 | （5%ルール）渡部秀敏（0.2%）寿泉（25%）千趣会（25.99%）ディアーズ・ブレイン（8%） |
| 03/22 | 288 | 297 | 278 | 287 | -18.47% | 1,490,700 | 28億4399万 | -20.5% |
| 03/19 | （IR情報）17:10 臨時株主総会の招集及び招集のための基準日設定に関するお知らせ |
| 03/19 | （IR情報）17:10 事業再生ADR手続の正式申込及び受理に関するお知らせ |
| 03/19 | （IR情報）17:10 第三者割当による新株式発行及び定款の一部変更、株式併合及び単元株式数の定めの廃止等について |
| 03/19 | （IR情報）9:15 当社に関する一部報道について |
| 03/19 | 328 | 379 | 328 | 352 | -13.51% | 1,425,900 | 34億8810万 | -2.76% |
| 03/18 | 412 | 414 | 406 | 407 | -1.93% | 78,100 | 40億3312万 | +12.74% |
| 03/17 | 425 | 427 | 408 | 415 | +1.22% | 139,900 | 41億1240万 | +15.92% |
| 03/16 | 410 | 410 | 402 | 410 | -1.91% | 140,500 | 40億6285万 | +15.49% |
| 03/15 | 407 | 433 | 396 | 418 | +0.97% | 403,900 | 41億4212万 | +19.43% |
| 03/12 | 433 | 441 | 408 | 414 | -7.59% | 519,700 | 41億249万 | +19.65% |
| 03/11 | 426 | 483 | 419 | 448 | +9.27% | 1,317,200 | 44億3941万 | +31.38% |
| 03/10 | 444 | 476 | 402 | 410 | +3.54% | 4,110,200 | 40億6285万 | +22.39% |
| 03/09 | 318 | 396 | 315 | 396 | +25.32% | 230,000 | 39億2412万 | +19.64% |
| 03/08 | 334 | 334 | 316 | 316 | -4.24% | 62,800 | 31億3137万 | -3.07% |
| 03/05 | 337 | 338 | 326 | 330 | -2.08% | 65,700 | 32億7010万 | +1.54% |
| 03/04 | 339 | 344 | 333 | 337 | +0.6% | 76,700 | 33億3946万 | +4.33% |
| 03/03 | 337 | 344 | 334 | 335 | -1.47% | 45,400 | 33億1964万 | +4.36% |
| 03/02 | 356 | 357 | 333 | 340 | -3.95% | 80,000 | 33億6919万 | +6.58% |
| 03/02 | （空売り報告）Deutsche Bank Aktiengesellschaft, London 83,600株（0.84%）+0.06% |
| 03/01 | 377 | 378 | 347 | 354 | -4.07% | 274,900 | 35億792万 | +11.67% |
| 02/26 | 374 | 375 | 359 | 369 | -2.89% | 129,900 | 36億5656万 | +17.52% |
| 02/25 | 372 | 389 | 367 | 380 | +3.83% | 163,700 | 37億6557万 | +22.58% |
| 02/24 | 350 | 369 | 347 | 366 | +6.09% | 166,600 | 36億2684万 | +19.61% |
| 02/22 | 337 | 347 | 335 | 345 | +3.6% | 111,600 | 34億1874万 | +13.86% |
| 02/19 | 355 | 355 | 325 | 333 | -4.58% | 161,400 | 32億9983万 | +11% |
| 02/18 | 330 | 367 | 330 | 349 | +7.38% | 584,800 | 34億5838万 | +17.11% |
| 02/17 | 291 | 356 | 290 | 325 | +13.24% | 730,700 | 32億2055万 | +10.17% |
| 02/16 | 288 | 297 | 286 | 287 | -5.59% | 216,600 | 28億4399万 | -2.05% |
| 02/15 | （IR情報）16:00 特別利益及び特別損失の計上に関するお知らせ |
| 02/15 | （IR情報）16:00 債務超過解消に向けた計画について |
| 02/15 | （IR情報）16:00 2020年12月期決算短信[日本基準](連結) |
| 02/15 | 314 | 314 | 298 | 304 | -1.62% | 101,600 | 30億1245万 | +3.75% |
| 02/12 | 324 | 327 | 309 | 309 | -5.5% | 59,400 | 30億6200万 | +5.82% |
| 02/10 | 326 | 329 | 316 | 327 | -1.21% | 69,500 | 32億4037万 | +12.76% |
| 02/09 | 320 | 331 | 317 | 331 | 0% | 109,100 | 32億8001万 | +14.93% |
| 02/08 | 309 | 350 | 307 | 331 | +8.88% | 792,100 | 32億8001万 | +15.73% |
| 02/05 | 299 | 306 | 297 | 304 | +1% | 56,300 | 30億1245万 | +7.04% |
| 02/04 | 307 | 315 | 301 | 301 | -1.63% | 97,200 | 29億8272万 | +6.36% |
| 02/03 | 301 | 307 | 296 | 306 | +3.38% | 81,000 | 30億3227万 | +8.51% |
| 02/02 | 299 | 307 | 294 | 296 | +0.68% | 147,900 | 29億3318万 | +5.34% |
| 02/01 | 284 | 301 | 284 | 294 | +2.44% | 104,700 | 29億1336万 | +5% |
| 01/29 | 300 | 310 | 286 | 287 | -0.69% | 142,400 | 28億4399万 | +2.87% |
| 01/28 | 281 | 289 | 280 | 289 | +1.05% | 26,400 | 28億6381万 | +3.96% |
| 01/27 | 283 | 287 | 283 | 286 | +1.06% | 16,400 | 28億3408万 | +2.88% |
| 01/26 | 282 | 283 | 280 | 283 | +0.35% | 10,500 | 28億436万 | +1.8% |
| 01/25 | 280 | 283 | 276 | 282 | +0.71% | 16,900 | 27億9445万 | +1.81% |
| 01/22 | 285 | 286 | 280 | 280 | -2.1% | 20,400 | 27億7463万 | +1.08% |
| 01/21 | 278 | 286 | 278 | 286 | +2.14% | 24,700 | 28億3408万 | +3.25% |
| 01/20 | 281 | 281 | 277 | 280 | +0.36% | 8,100 | 27億7463万 | +0.72% |
| 01/19 | 276 | 281 | 276 | 279 | +1.09% | 10,000 | 27億6472万 | +0.72% |
| 01/18 | 280 | 280 | 274 | 276 | -2.13% | 7,500 | 27億3499万 | -0.36% |
| 01/15 | 288 | 288 | 279 | 282 | +0.71% | 15,600 | 27億9445万 | +1.81% |
| 01/14 | 275 | 280 | 274 | 280 | +0.72% | 25,000 | 27億7463万 | +0.72% |
| 01/13 | 274 | 279 | 272 | 278 | +1.46% | 18,700 | 27億5481万 | 0% |
| 01/12 | 273 | 277 | 273 | 274 | -0.36% | 13,800 | 27億1517万 | -1.79% |
| 01/08 | 274 | 275 | 274 | 275 | +0.73% | 5,700 | 27億2508万 | -1.79% |
| 01/07 | 274 | 282 | 272 | 273 | -0.36% | 22,300 | 27億526万 | -2.85% |
| 01/06 | 272 | 274 | 270 | 274 | +0.74% | 18,300 | 27億1517万 | -2.84% |
| 01/05 | 273 | 277 | 271 | 272 | -1.09% | 22,100 | 26億9535万 | -3.55% |
| 01/04 | 280 | 280 | 270 | 275 | -2.48% | 56,300 | 27億2508万 | -2.83% |
| 2020 |
| 12/30 | 296 | 296 | 279 | 282 | -2.08% | 132,200 | 27億9445万 | -0.7% |
| 12/29 | 273 | 307 | 271 | 288 | +5.88% | 210,000 | 28億5390万 | +1.41% |
| 12/28 | 278 | 282 | 271 | 272 | -2.16% | 33,000 | 26億9535万 | -4.23% |
| 12/25 | 274 | 280 | 274 | 278 | +1.46% | 26,000 | 27億5481万 | -2.11% |
| 12/24 | 271 | 275 | 271 | 274 | +1.11% | 9,800 | 27億1517万 | -3.52% |
| 12/23 | 272 | 274 | 269 | 271 | 0% | 35,700 | 26億8544万 | -4.58% |
| 12/22 | 271 | 274 | 270 | 271 | -0.73% | 38,400 | 26億8544万 | -4.58% |
| 12/21 | 280 | 282 | 271 | 273 | -2.85% | 68,100 | 27億526万 | -3.87% |
| 12/18 | 280 | 297 | 275 | 281 | +1.08% | 117,500 | 27億8454万 | -1.06% |
| 12/17 | 281 | 281 | 277 | 278 | -1.07% | 35,700 | 27億5481万 | -2.11% |
| 12/16 | 281 | 285 | 280 | 281 | -1.06% | 22,300 | 27億8454万 | -1.4% |
| 12/15 | （IR情報）15:00 希望退職者募集の結果および特別損失計上に関するお知らせ |
| 12/15 | 286 | 286 | 280 | 284 | -1.05% | 25,700 | 28億1426万 | -0.35% |
| 12/14 | 280 | 288 | 278 | 287 | +3.61% | 40,300 | 28億4399万 | +1.06% |
| 12/11 | 276 | 279 | 272 | 277 | +1.09% | 26,600 | 27億4490万 | -2.46% |
| 12/10 | 276 | 280 | 274 | 274 | -1.44% | 27,500 | 27億1517万 | -3.52% |
| 12/09 | 285 | 287 | 276 | 278 | -3.47% | 52,800 | 27億5481万 | -2.11% |
| 12/08 | 300 | 316 | 288 | 288 | -1.37% | 241,000 | 28億5390万 | +1.77% |
| 12/07 | 296 | 300 | 292 | 292 | -1.35% | 36,500 | 28億9354万 | +3.55% |
| 12/04 | 303 | 303 | 295 | 296 | -2.95% | 31,300 | 29億3318万 | +5.34% |
| 12/03 | 301 | 307 | 296 | 305 | +2.35% | 59,800 | 30億2236万 | +8.93% |
| 12/02 | 297 | 302 | 291 | 298 | +0.68% | 59,600 | 29億5300万 | +6.81% |
| 12/01 | 289 | 297 | 283 | 296 | +2.42% | 63,200 | 29億3318万 | +6.09% |
| 11/30 | 300 | 319 | 287 | 289 | -2.03% | 301,300 | 28億6381万 | +3.58% |
