| 2026 |
| 03/06 | 1,402 | 1,415 | 1,366 | 1,406 | -0.78% | 73,600 | 290億3727万 | -2.29% |
| 03/05 | 1,425 | 1,433 | 1,392 | 1,417 | +4.58% | 70,700 | 292億6445万 | -1.25% |
| 03/04 | 1,399 | 1,430 | 1,321 | 1,355 | -7.13% | 172,400 | 279億8400万 | -5.31% |
| 03/03 | 1,518 | 1,533 | 1,457 | 1,459 | -4.14% | 80,700 | 301億3185万 | +2.1% |
| 03/02 | (IR情報)13:00 SoPros株式会社からの微細藻類事業譲受に関するお知らせ |
| 03/02 | 1,518 | 1,533 | 1,488 | 1,522 | -2.19% | 67,400 | 314億3295万 | +6.88% |
| 02/27 | 1,511 | 1,558 | 1,511 | 1,556 | +2.1% | 51,400 | 321億3513万 | +9.89% |
| 02/26 | 1,536 | 1,550 | 1,513 | 1,524 | +1.53% | 75,000 | 314億7425万 | +8.55% |
| 02/25 | 1,531 | 1,536 | 1,501 | 1,501 | -0.92% | 68,100 | 309億9925万 | +7.68% |
| 02/24 | 1,468 | 1,525 | 1,468 | 1,515 | +3.2% | 75,100 | 312億8838万 | +9.39% |
| 02/24 | (空売り報告)モルガン・スタンレーMUFG証券 105,159株(0.5%)新規 |
| 02/20 | 1,491 | 1,498 | 1,447 | 1,468 | -2.85% | 59,000 | 303億1772万 | +6.61% |
| 02/19 | 1,494 | 1,514 | 1,487 | 1,511 | +1.34% | 45,600 | 312億577万 | +10.29% |
| 02/18 | 1,447 | 1,497 | 1,447 | 1,491 | +2.62% | 36,900 | 307億9272万 | +9.55% |
| 02/17 | 1,468 | 1,479 | 1,445 | 1,453 | -1.02% | 52,800 | 300億793万 | +7.47% |
| 02/16 | 1,474 | 1,478 | 1,460 | 1,468 | -0.41% | 65,800 | 303億1772万 | +9.23% |
| 02/13 | 1,512 | 1,512 | 1,463 | 1,474 | -2.64% | 53,000 | 304億4163万 | +10.33% |
| 02/12 | 1,500 | 1,527 | 1,488 | 1,514 | +0.87% | 80,800 | 312億6773万 | +13.92% |
| 02/10 | 1,463 | 1,506 | 1,463 | 1,501 | +2.6% | 86,600 | 309億9925万 | +13.8% |
| 02/09 | 1,488 | 1,500 | 1,448 | 1,463 | +0.14% | 136,300 | 302億1446万 | +11.68% |
| 02/06 | 1,335 | 1,461 | 1,326 | 1,461 | +11.95% | 283,300 | 301億7315万 | +12.38% |
| 02/05 | (IR情報)18:15 個別決算における特別損失の計上に関するお知らせ |
| 02/05 | (IR情報)15:00 2026年3月期第3四半期決算DATABOOK |
| 02/05 | (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) |
| 02/05 | 1,364 | 1,378 | 1,288 | 1,305 | -3.48% | 151,800 | 269億5138万 | +1.16% |
| 02/04 | 1,333 | 1,362 | 1,330 | 1,352 | +1.27% | 53,600 | 279億2204万 | +5.13% |
| 02/03 | 1,328 | 1,342 | 1,316 | 1,335 | +2.14% | 50,400 | 275億7095万 | +4.3% |
| 02/02 | 1,330 | 1,353 | 1,303 | 1,307 | -0.61% | 102,800 | 269億9268万 | +2.59% |
| 01/30 | 1,314 | 1,318 | 1,299 | 1,315 | +0.54% | 45,300 | 271億5790万 | +3.71% |
| 01/29 | 1,295 | 1,310 | 1,275 | 1,308 | +1.08% | 58,700 | 270億1333万 | +3.65% |
| 01/28 | 1,316 | 1,316 | 1,292 | 1,294 | -1.67% | 38,900 | 267億2420万 | +3.03% |
| 01/27 | 1,302 | 1,324 | 1,292 | 1,316 | +0.53% | 51,600 | 271億7855万 | +5.2% |
| 01/26 | 1,326 | 1,326 | 1,305 | 1,309 | -2.09% | 51,400 | 270億3399万 | +5.14% |
| 01/23 | 1,335 | 1,344 | 1,318 | 1,337 | +0.38% | 68,400 | 276億1225万 | +7.91% |
| 01/22 | 1,278 | 1,342 | 1,276 | 1,332 | +5.97% | 126,700 | 275億899万 | +8.12% |
| 01/21 | 1,232 | 1,264 | 1,228 | 1,257 | 0% | 60,700 | 259億6006万 | +2.7% |
| 01/20 | 1,285 | 1,292 | 1,257 | 1,257 | -2.41% | 46,700 | 259億6006万 | +3.29% |
| 01/19 | 1,303 | 1,305 | 1,272 | 1,288 | -1.15% | 32,500 | 266億29万 | +6.36% |
| 01/16 | 1,295 | 1,304 | 1,287 | 1,303 | 0% | 37,900 | 269億1007万 | +8.31% |
| 01/15 | 1,275 | 1,305 | 1,273 | 1,303 | +1.96% | 41,400 | 269億1007万 | +8.95% |
| 01/14 | 1,269 | 1,285 | 1,268 | 1,278 | +0.79% | 35,800 | 263億9376万 | +7.49% |
| 01/13 | 1,274 | 1,285 | 1,256 | 1,268 | +0.63% | 64,300 | 261億8724万 | +7.09% |
| 01/09 | 1,260 | 1,278 | 1,249 | 1,260 | -0.08% | 52,300 | 260億2202万 | +6.96% |
| 01/08 | 1,278 | 1,283 | 1,261 | 1,261 | -2.4% | 47,300 | 260億4267万 | +7.5% |
| 01/07 | 1,263 | 1,306 | 1,263 | 1,292 | +1.49% | 72,800 | 266億8290万 | +10.71% |
| 01/06 | 1,265 | 1,290 | 1,265 | 1,273 | +0.63% | 58,800 | 262億9050万 | +9.65% |
| 01/05 | 1,223 | 1,266 | 1,223 | 1,265 | +3.69% | 92,700 | 261億2528万 | +9.52% |
| 2025 |
| 12/30 | 1,224 | 1,230 | 1,214 | 1,220 | -0.49% | 38,200 | 251億9592万 | +6.09% |
| 12/29 | 1,215 | 1,228 | 1,206 | 1,226 | +1.91% | 77,600 | 253億1984万 | +7.07% |
| 12/26 | 1,204 | 1,206 | 1,198 | 1,203 | +0.33% | 40,100 | 248億4483万 | +5.43% |
| 12/25 | 1,197 | 1,204 | 1,184 | 1,199 | +2.22% | 60,800 | 247億6222万 | +5.45% |
| 12/24 | 1,180 | 1,184 | 1,171 | 1,173 | +0.26% | 39,200 | 242億2526万 | +3.62% |
| 12/23 | 1,159 | 1,170 | 1,152 | 1,170 | +1.56% | 41,700 | 241億6330万 | +3.72% |
| 12/22 | 1,171 | 1,171 | 1,150 | 1,152 | -1.2% | 54,300 | 237億9156万 | +2.4% |
| 12/19 | 1,172 | 1,176 | 1,157 | 1,166 | -0.68% | 39,300 | 240億8069万 | +3.83% |
| 12/18 | 1,167 | 1,178 | 1,154 | 1,174 | +0.51% | 38,400 | 242億4591万 | +4.82% |
| 12/17 | 1,166 | 1,168 | 1,143 | 1,168 | +1.21% | 50,600 | 241億2200万 | +4.57% |
| 12/16 | 1,172 | 1,178 | 1,154 | 1,154 | -1.03% | 90,100 | 238億3286万 | +3.59% |
| 12/15 | 1,115 | 1,172 | 1,115 | 1,166 | +3.92% | 85,100 | 240億8069万 | +4.95% |
| 12/12 | 1,102 | 1,122 | 1,102 | 1,122 | +2.84% | 33,000 | 231億7199万 | +1.26% |
| 12/11 | 1,113 | 1,114 | 1,091 | 1,091 | -1.45% | 31,300 | 225億3176万 | -1.36% |
| 12/10 | 1,094 | 1,115 | 1,090 | 1,107 | +1.37% | 44,800 | 228億6220万 | +0.09% |
| 12/09 | 1,119 | 1,120 | 1,083 | 1,092 | -2.76% | 131,800 | 225億5242万 | -1.36% |
| 12/08 | 1,142 | 1,145 | 1,113 | 1,123 | -0.97% | 78,700 | 231億9264万 | +1.35% |
| 12/05 | 1,139 | 1,153 | 1,123 | 1,134 | -0.09% | 118,500 | 234億1982万 | +2.44% |
| 12/04 | 1,126 | 1,135 | 1,121 | 1,135 | +1.61% | 30,600 | 234億4047万 | +2.71% |
| 12/03 | 1,125 | 1,134 | 1,117 | 1,117 | -1.5% | 27,300 | 230億6873万 | +1.18% |
| 12/02 | 1,131 | 1,137 | 1,125 | 1,134 | +0.27% | 17,200 | 234億1982万 | +2.62% |
| 12/01 | 1,146 | 1,150 | 1,131 | 1,131 | -0.44% | 49,200 | 233億5786万 | +2.35% |
| 11/28 | 1,128 | 1,140 | 1,128 | 1,136 | +0.8% | 31,700 | 234億6112万 | +2.9% |
| 11/27 | 1,116 | 1,138 | 1,104 | 1,127 | +0.63% | 33,400 | 232億7525万 | +2.08% |
| 11/26 | 1,120 | 1,126 | 1,113 | 1,120 | +0.72% | 25,200 | 231億3068万 | +1.73% |
| 11/25 | 1,108 | 1,120 | 1,097 | 1,112 | -0.18% | 76,400 | 229億6546万 | +1.18% |
| 11/21 | 1,107 | 1,117 | 1,096 | 1,114 | +0.91% | 26,800 | 230億677万 | +1.55% |
| 11/20 | 1,099 | 1,110 | 1,087 | 1,104 | +2.7% | 37,800 | 228億24万 | +0.73% |
| 11/19 | 1,076 | 1,085 | 1,073 | 1,075 | 0% | 18,600 | 222億133万 | -1.74% |
| 11/18 | 1,098 | 1,100 | 1,075 | 1,075 | -2.09% | 35,400 | 222億133万 | -1.65% |
| 11/17 | 1,107 | 1,107 | 1,093 | 1,098 | -0.54% | 22,700 | 226億7633万 | +0.46% |
| 11/14 | 1,097 | 1,110 | 1,095 | 1,104 | +0.45% | 28,700 | 228億24万 | +1.01% |
| 11/13 | 1,101 | 1,103 | 1,092 | 1,099 | +0.27% | 14,600 | 226億9698万 | +0.64% |
| 11/12 | 1,080 | 1,100 | 1,075 | 1,096 | +1.67% | 20,100 | 226億3503万 | +0.37% |
| 11/11 | 1,094 | 1,096 | 1,072 | 1,078 | -1.1% | 68,100 | 222億6328万 | -1.28% |
| 11/10 | 1,095 | 1,096 | 1,087 | 1,090 | +0.28% | 27,200 | 225億1111万 | -0.18% |
| 11/07 | 1,081 | 1,087 | 1,075 | 1,087 | +0.56% | 30,500 | 224億4915万 | -0.28% |
| 11/06 | 1,092 | 1,092 | 1,077 | 1,081 | -0.55% | 52,700 | 223億2524万 | -0.73% |
| 11/05 | (IR情報)15:00 2026年3月期中間決算DATABOOK |
| 11/05 | (IR情報)15:00 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 | 1,132 | 1,135 | 1,072 | 1,087 | -3.38% | 135,700 | 224億4915万 | -0.28% |
| 11/04 | 1,108 | 1,140 | 1,106 | 1,125 | +0.99% | 69,000 | 232億3395万 | +3.21% |
| 10/31 | 1,099 | 1,119 | 1,099 | 1,114 | +1.36% | 36,300 | 230億677万 | +2.11% |
| 10/30 | 1,087 | 1,106 | 1,086 | 1,099 | +0.83% | 150,900 | 226億9698万 | +0.64% |
| 10/29 | 1,104 | 1,109 | 1,087 | 1,090 | -1.71% | 42,300 | 225億1111万 | -0.27% |
| 10/28 | 1,134 | 1,136 | 1,109 | 1,109 | -2.8% | 46,000 | 229億351万 | +1.37% |
| 10/27 | 1,131 | 1,141 | 1,130 | 1,141 | +1.24% | 64,900 | 235億6438万 | +4.2% |
| 10/24 | 1,116 | 1,127 | 1,116 | 1,127 | +1.08% | 31,600 | 232億7525万 | +3.02% |
| 10/23 | 1,105 | 1,123 | 1,099 | 1,115 | -1.06% | 53,200 | 230億2742万 | +1.83% |
| 10/22 | 1,067 | 1,127 | 1,066 | 1,127 | +5.92% | 110,600 | 232億7525万 | +2.83% |
| 10/21 | 1,067 | 1,073 | 1,063 | 1,064 | -0.28% | 70,000 | 219億7415万 | -3.01% |
| 10/20 | 1,076 | 1,076 | 1,067 | 1,067 | +0.09% | 37,400 | 220億3611万 | -2.91% |
| 10/17 | 1,075 | 1,075 | 1,061 | 1,066 | -0.47% | 26,000 | 220億1545万 | -3.27% |
| 10/16 | 1,079 | 1,079 | 1,070 | 1,071 | -0.19% | 29,800 | 221億1872万 | -3.08% |
| 10/15 | 1,056 | 1,074 | 1,056 | 1,073 | +1.8% | 28,300 | 221億6002万 | -3.25% |
| 10/14 | 1,043 | 1,058 | 1,040 | 1,054 | -0.94% | 52,400 | 217億6762万 | -5.22% |
| 10/10 | 1,088 | 1,091 | 1,063 | 1,064 | -3.18% | 46,000 | 219億7415万 | -4.57% |
| 10/09 | 1,094 | 1,111 | 1,091 | 1,099 | +1.85% | 47,200 | 226億9698万 | -1.61% |
| 10/08 | 1,090 | 1,096 | 1,079 | 1,079 | -1.01% | 21,500 | 222億8393万 | -3.57% |
| 10/07 | 1,089 | 1,099 | 1,089 | 1,090 | -0.18% | 21,800 | 225億1111万 | -2.77% |