| 2025 |
| 12/08 | 10,070 | 10,280 | 10,040 | 10,280 | +2.09% | 13,000 | 267億8865万 | -2.28% |
| 12/05 | 10,090 | 10,240 | 9,920 | 10,070 | -0.69% | 13,400 | 262億4141万 | -5% |
| 12/04 | 10,180 | 10,290 | 10,060 | 10,140 | 0% | 15,800 | 264億2382万 | -5.14% |
| 12/03 | 10,540 | 10,600 | 10,060 | 10,140 | -3.43% | 39,000 | 264億2382万 | -6.14% |
| 12/03 | （空売り報告）モルガン・スタンレーMUFG証券 14,000株（0.53%）新規 |
| 12/02 | 10,710 | 11,000 | 10,450 | 10,500 | -0.1% | 22,700 | 273億6195万 | -4.1% |
| 12/01 | 11,400 | 11,400 | 10,370 | 10,510 | -5.32% | 37,200 | 273億8800万 | -5.43% |
| 11/28 | 10,300 | 11,180 | 10,260 | 11,100 | +7.04% | 37,300 | 289億2549万 | -1.65% |
| 11/28 | （空売り報告）GOLDMAN SACHS INTERNATIONAL 12,300株（0.47%）-0.18%義務消失 |
| 11/27 | 10,520 | 10,570 | 10,260 | 10,370 | +0.58% | 19,600 | 270億2318万 | -9.08% |
| 11/26 | 10,090 | 10,400 | 10,090 | 10,310 | +3.72% | 19,900 | 268億6682万 | -10.87% |
| 11/26 | （空売り報告）GOLDMAN SACHS INTERNATIONAL 17,000株（0.65%）-0.07% |
| 11/25 | 10,060 | 10,260 | 9,850 | 9,940 | +0.3% | 25,500 | 259億264万 | -15.3% |
| 11/25 | （空売り報告）Barclays Bank PLC 13,000株（0.49%）-0.01%義務消失 |
| 11/25 | （空売り報告）GOLDMAN SACHS INTERNATIONAL 18,800株（0.72%）-0.15% |
| 11/21 | 9,820 | 10,090 | 9,810 | 9,910 | -2.08% | 15,300 | 258億2446万 | -16.84% |
| 11/21 | （空売り報告）GOLDMAN SACHS INTERNATIONAL 22,700株（0.87%）-0.03% |
| 11/20 | 10,170 | 10,480 | 10,020 | 10,120 | +2.33% | 28,800 | 263億7170万 | -16.54% |
| 11/20 | （空売り報告）GOLDMAN SACHS INTERNATIONAL 23,600株（0.9%）-0.15% |
| 11/19 | 9,820 | 10,040 | 9,500 | 9,890 | +0.82% | 28,600 | 257億7235万 | -20.09% |
| 11/19 | （空売り報告）GOLDMAN SACHS INTERNATIONAL 27,500株（1.05%）-0.13% |
| 11/18 | 10,670 | 10,720 | 9,800 | 9,810 | -8.23% | 40,200 | 255億6387万 | -22.11% |
| 11/18 | （空売り報告）Barclays Bank PLC 13,100株（0.5%）新規 |
| 11/17 | 9,990 | 10,930 | 9,600 | 10,690 | +10.09% | 77,500 | 278億5707万 | -16.03% |
| 11/14 | 9,450 | 9,880 | 9,450 | 9,710 | +1.68% | 31,900 | 253億328万 | -24.32% |
| 11/13 | 9,760 | 9,770 | 9,450 | 9,550 | -1.95% | 24,400 | 248億8634万 | -26.16% |
| 11/12 | 9,610 | 9,740 | 9,370 | 9,740 | -1.02% | 66,300 | 253億8146万 | -25.27% |
| 11/12 | （空売り報告）GOLDMAN SACHS INTERNATIONAL 30,800株（1.18%）-0.07% |
| 11/11 | 10,500 | 10,500 | 9,610 | 9,840 | -4.19% | 61,800 | 256億4205万 | -25.09% |
| 11/11 | （空売り報告）GOLDMAN SACHS INTERNATIONAL 32,800株（1.25%）+0.12% |
| 11/10 | 9,980 | 10,570 | 9,850 | 10,270 | +2.5% | 79,000 | 267億6259万 | -22.34% |
| 11/07 | （IR情報）13:00 2026年3月期第2四半期(中間期)決算概要補足説明資料 |
| 11/07 | （IR情報）13:00 2026年3月期第2四半期(中間期)決算短信〔日本基準〕(連結) |
| 11/07 | 12,510 | 12,570 | 9,700 | 10,020 | -20.54% | 156,200 | 261億1111万 | -24.75% |
| 11/07 | （空売り報告）GOLDMAN SACHS INTERNATIONAL 29,600株（1.13%）+0.43% |
| 11/06 | 12,800 | 12,880 | 12,530 | 12,610 | -0.71% | 21,000 | 328億6039万 | -5.95% |
| 11/05 | 12,450 | 12,730 | 11,860 | 12,700 | +1.36% | 29,000 | 330億9493万 | -5.46% |
| 11/05 | （空売り報告）GOLDMAN SACHS INTERNATIONAL 18,400株（0.7%）+0.01% |
| 11/04 | 12,160 | 12,530 | 11,800 | 12,530 | +2.37% | 27,800 | 326億5192万 | -6.99% |
| 11/04 | （空売り報告）GOLDMAN SACHS INTERNATIONAL 18,100株（0.69%）-0.03% |
| 10/31 | 12,500 | 12,550 | 12,200 | 12,240 | -0.33% | 17,300 | 318億9621万 | -9.59% |
| 10/30 | 12,270 | 12,630 | 12,160 | 12,280 | -0.41% | 20,100 | 320億45万 | -9.89% |
| 10/29 | 12,670 | 12,800 | 12,270 | 12,330 | -4.93% | 32,200 | 321億3074万 | -9.32% |
| 10/28 | 13,300 | 13,490 | 12,820 | 12,970 | -5.88% | 41,200 | 337億9852万 | -4.35% |
| 10/27 | 14,410 | 14,500 | 13,660 | 13,780 | -5.75% | 62,700 | 359億930万 | +2.07% |
| 10/27 | （空売り報告）GOLDMAN SACHS INTERNATIONAL 18,900株（0.72%）-0.17% |
| 10/24 | 14,900 | 14,910 | 14,400 | 14,620 | -1.35% | 17,800 | 380億9825万 | +8.92% |
| 10/23 | 14,010 | 15,040 | 13,710 | 14,820 | +5.18% | 30,400 | 386億1943万 | +11.22% |
| 10/23 | （空売り報告）GOLDMAN SACHS INTERNATIONAL 23,300株（0.89%）-0.04% |
| 10/22 | 14,420 | 14,420 | 13,890 | 14,090 | -2.29% | 25,400 | 367億1713万 | +6.48% |
| 10/21 | 14,990 | 15,250 | 14,330 | 14,420 | -0.48% | 39,900 | 375億7707万 | +9.57% |
| 10/20 | 15,160 | 15,270 | 14,290 | 14,490 | -0.07% | 41,300 | 377億5949万 | +10.75% |
| 10/17 | 14,440 | 15,040 | 14,280 | 14,500 | -4.23% | 35,200 | 377億8555万 | +11.44% |
| 10/16 | （IR情報）11:00 日本アトマイズ加工 新事務所棟建設のお知らせ |
| 10/16 | 14,790 | 15,460 | 14,560 | 15,140 | -7.63% | 68,000 | 394億5332万 | +16.95% |
| 10/15 | 15,120 | 16,700 | 15,100 | 16,390 | +6.91% | 88,400 | 427億1070万 | +27.37% |
| 10/14 | 13,500 | 15,380 | 13,330 | 15,330 | +16.14% | 159,900 | 399億4844万 | +20.61% |
| 10/14 | （空売り報告）GOLDMAN SACHS INTERNATIONAL 24,300株（0.93%）+0.21% |
| 10/10 | 13,500 | 13,570 | 13,060 | 13,200 | 0% | 47,400 | 343億9788万 | +4.85% |
| 10/10 | （空売り報告）GOLDMAN SACHS INTERNATIONAL 18,900株（0.72%）新規 |
| 10/09 | 12,470 | 13,470 | 12,110 | 13,200 | +7.67% | 47,200 | 343億9788万 | +5.26% |
| 10/08 | 12,050 | 12,580 | 12,010 | 12,260 | +1.74% | 14,400 | 319億4833万 | -2.12% |
| 10/07 | 12,220 | 12,420 | 12,000 | 12,050 | -2.19% | 21,700 | 314億109万 | -4.22% |
| 10/06 | 12,200 | 13,100 | 12,130 | 12,320 | +2.16% | 21,700 | 321億468万 | -2.32% |
| 10/03 | 12,530 | 12,530 | 11,960 | 12,060 | -3.75% | 20,600 | 314億2715万 | -4.45% |
| 10/02 | 12,280 | 12,680 | 12,150 | 12,530 | +1.46% | 28,700 | 326億5192万 | -0.63% |
| 10/01 | 12,930 | 12,980 | 12,320 | 12,350 | -6.65% | 25,600 | 321億8286万 | -1.96% |
| 09/30 | 13,600 | 13,620 | 12,810 | 13,230 | -3.15% | 33,400 | 344億7605万 | +5.28% |
| 09/29 | 13,940 | 14,150 | 13,380 | 13,660 | -3.8% | 25,300 | 355億9659万 | +9.25% |
| 09/26 | （IR情報）17:00 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及び一部失権に関するお知らせ |
| 09/26 | 14,450 | 15,090 | 13,680 | 14,200 | -2% | 110,900 | 370億378万 | +14.12% |
| 09/25 | 13,100 | 14,490 | 12,700 | 14,490 | +26.11% | 212,100 | 377億5949万 | +17.1% |
| 09/24 | （IR情報）17:00 2026年3月期業績予想及び配当予想の修正に関する補足説明資料 |
| 09/24 | （IR情報）17:00 業績予想の修正及び配当予想の修正(増配)に関するお知らせ |
| 09/24 | 11,490 | 11,730 | 11,280 | 11,490 | +0.7% | 13,600 | 299億4179万 | -6.37% |
| 09/22 | 11,710 | 11,800 | 11,250 | 11,410 | -0.61% | 11,300 | 297億3331万 | -6.71% |
| 09/19 | 11,800 | 11,880 | 11,000 | 11,480 | -3.12% | 30,400 | 299億1573万 | -5.68% |
| 09/18 | 12,020 | 12,170 | 11,450 | 11,850 | -2.63% | 30,400 | 308億7991万 | -1.99% |
| 09/17 | 12,480 | 12,560 | 12,170 | 12,170 | -2.48% | 12,600 | 317億1380万 | +1.41% |
| 09/16 | 12,300 | 12,700 | 12,000 | 12,480 | +1.46% | 19,500 | 325億2163万 | +4.79% |
| 09/12 | 12,530 | 12,580 | 12,150 | 12,300 | -1.68% | 15,500 | 320億5257万 | +3.95% |
| 09/11 | 12,700 | 13,010 | 12,500 | 12,510 | -1.5% | 21,200 | 325億9980万 | +6.54% |
| 09/10 | 13,300 | 13,640 | 12,480 | 12,700 | -1.09% | 28,300 | 330億9493万 | +8.99% |
| 09/09 | 13,230 | 13,260 | 12,750 | 12,840 | -2.73% | 18,200 | 334億5975万 | +11.71% |
| 09/08 | 12,480 | 13,300 | 12,390 | 13,200 | +6.11% | 24,800 | 343億9788万 | +16.72% |
| 09/05 | 12,500 | 13,010 | 12,440 | 12,440 | +1.14% | 23,700 | 324億1739万 | +12.29% |
| 09/04 | 11,980 | 12,450 | 11,880 | 12,300 | +2.67% | 22,900 | 320億5257万 | +13.49% |
| 09/03 | 12,750 | 12,800 | 11,660 | 11,980 | -6.77% | 54,700 | 312億1868万 | +13.1% |
| 09/02 | 13,600 | 13,600 | 12,850 | 12,850 | -5.72% | 35,000 | 334億8581万 | +24.07% |
| 09/01 | 12,790 | 13,850 | 12,540 | 13,630 | +6.24% | 55,800 | 355億1841万 | +35.11% |
| 08/29 | 12,790 | 13,500 | 12,100 | 12,830 | +1.99% | 99,000 | 334億3369万 | +31.11% |
| 08/28 | 12,050 | 12,580 | 11,940 | 12,580 | +7.06% | 36,600 | 327億8222万 | +32.25% |
| 08/27 | 12,470 | 12,470 | 11,690 | 11,750 | -3.69% | 22,700 | 306億1932万 | +27.04% |
| 08/26 | 11,410 | 12,200 | 11,110 | 12,200 | +5.35% | 37,000 | 317億9198万 | +35.18% |
| 08/25 | 11,760 | 11,970 | 11,420 | 11,580 | -0.77% | 21,700 | 301億7632万 | +32.13% |
| 08/22 | 12,270 | 12,840 | 11,670 | 11,670 | -3.95% | 56,900 | 304億1085万 | +36.91% |
| 08/21 | 12,500 | 13,300 | 12,000 | 12,150 | -2.57% | 85,000 | 316億6168万 | +46.72% |
| 08/20 | 11,590 | 12,670 | 11,510 | 12,470 | +4.53% | 86,000 | 324億9557万 | +55.41% |
| 08/19 | 10,780 | 13,480 | 10,780 | 11,930 | +13.84% | 291,600 | 310億8838万 | +53.78% |
| 08/18 | 9,910 | 10,630 | 9,830 | 10,480 | +5.75% | 49,400 | 273億983万 | +39.71% |
| 08/15 | 9,420 | 10,210 | 9,350 | 9,910 | +4.98% | 37,300 | 258億2446万 | +35.59% |
| 08/14 | 9,590 | 10,020 | 9,240 | 9,440 | -1.97% | 41,300 | 245億9969万 | +32.57% |
| 08/13 | 9,680 | 10,090 | 9,570 | 9,630 | -2.63% | 37,800 | 250億9481万 | +38.74% |
| 08/12 | 10,480 | 10,480 | 9,710 | 9,890 | -6.34% | 75,900 | 257億7235万 | +46.43% |
| 08/08 | 10,200 | 11,200 | 10,120 | 10,560 | +5.28% | 89,300 | 275億1830万 | +61.15% |
| 08/07 | 10,550 | 10,550 | 9,660 | 10,030 | -2.15% | 98,700 | 261億3717万 | +58.45% |
| 08/06 | 8,750 | 10,250 | 8,750 | 10,250 | +17.14% | 114,200 | 267億1047万 | +67.27% |
| 08/05 | 8,250 | 9,040 | 7,990 | 8,750 | +6.45% | 73,100 | 228億162万 | +47.78% |
| 08/04 | 8,940 | 8,940 | 7,510 | 8,220 | +10.48% | 238,300 | 214億2049万 | +42.31% |
| 08/01 | （IR情報）13:00 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 |
| 08/01 | （IR情報）13:00 2026年3月期第1四半期決算短信〔日本基準〕(連結) |
| 08/01 | 6,430 | 7,440 | 6,400 | 7,440 | +15.53% | 19,500 | 193億8789万 | +31.63% |
| 07/31 | 6,290 | 6,500 | 6,210 | 6,440 | +4.72% | 24,600 | 167億8199万 | +15.85% |
| 07/30 | 6,200 | 6,210 | 6,080 | 6,150 | +0.82% | 4,500 | 160億2628万 | +11.66% |
| 07/29 | 6,180 | 6,260 | 6,070 | 6,100 | -0.49% | 17,000 | 158億9599万 | +11.58% |
| 07/28 | 6,180 | 6,180 | 6,020 | 6,130 | +0.82% | 14,400 | 159億7416万 | +12.91% |
| 07/25 | 5,940 | 6,180 | 5,940 | 6,080 | +1.84% | 13,100 | 158億4387万 | +12.8% |
| 07/24 | 5,930 | 6,000 | 5,750 | 5,970 | -0.5% | 18,100 | 155億5722万 | +11.59% |
| 07/23 | 6,210 | 6,240 | 5,940 | 6,000 | -2.6% | 17,500 | 156億3540万 | +12.95% |
| 07/22 | 5,720 | 6,260 | 5,720 | 6,160 | +8.45% | 30,900 | 160億5234万 | +16.8% |
| 07/18 | （IR情報）17:00 譲渡制限付株式報酬としての自己株式の払込完了に関するお知らせ |
| 07/18 | 5,600 | 5,680 | 5,520 | 5,680 | +1.97% | 10,200 | 148億151万 | +8.79% |
| 07/17 | 5,600 | 5,660 | 5,480 | 5,570 | -0.54% | 13,200 | 145億1486万 | +7.34% |
| 07/16 | 5,710 | 5,860 | 5,600 | 5,600 | -1.93% | 8,900 | 145億9304万 | +8.38% |
| 07/15 | 5,840 | 5,850 | 5,630 | 5,710 | -2.06% | 11,800 | 148億7968万 | +11.13% |
| 07/14 | 5,810 | 6,030 | 5,620 | 5,830 | +5.81% | 26,500 | 151億9239万 | +14.16% |
| 07/11 | 5,740 | 5,770 | 5,480 | 5,510 | -2.99% | 12,700 | 143億5850万 | +8.61% |
