| 2025 |
| 02/13 | 13:00 自己株式の取得結果および取得終了ならびに自己株式の消却株式数に関するお知らせ |
| 02/10 | 1,003 | 1,005 | 998 | 1,002 | -0.1% | 5,170,700 | 1兆3967億 | -4.11% |
| 02/07 | 1,008 | 1,011 | 999 | 1,003 | -1.18% | 4,579,100 | 1兆3981億 | -4.39% |
| 02/06 | 1,013 | 1,022 | 1,006 | 1,015 | +0.2% | 6,704,200 | 1兆4148億 | -3.52% |
| 02/05 | 15:00 完全子会社である旭化成エポキシ株式会社の吸収合併(簡易吸収合併・略式吸収合併)に関するお知らせ |
| 02/05 | 12:30 2024年度第3四半期決算説明資料 |
| 02/05 | 12:30 2025年3月期第3四半期決算短信〔日本基準〕(連結) |
| 02/05 | 1,036 | 1,077 | 1,009 | 1,013 | -1.27% | 11,677,900 | 1兆4120億 | -3.98% |
| 02/04 | 11:00 自己株式の取得状況に関するお知らせ |
| 02/04 | 1,023 | 1,036 | 1,020 | 1,026 | +0.49% | 3,550,900 | 1兆4301億 | -2.93% |
| 02/03 | 1,035 | 1,038 | 1,019 | 1,021 | -3.31% | 5,071,500 | 1兆4232億 | -3.59% |
| 01/31 | 1,058 | 1,060 | 1,051 | 1,056 | -0.19% | 3,425,900 | 1兆4719億 | -0.47% |
| 01/30 | 1,054 | 1,063 | 1,049 | 1,058 | +0.38% | 2,961,700 | 1兆4747億 | -0.28% |
| 01/29 | 1,046 | 1,054 | 1,046 | 1,054 | +0.76% | 2,579,400 | 1兆4692億 | -0.66% |
| 01/28 | 1,053 | 1,058 | 1,045 | 1,046 | -1.13% | 2,120,700 | 1兆4580億 | -1.51% |
| 01/27 | 1,057 | 1,064 | 1,055 | 1,058 | +1.15% | 1,686,300 | 1兆4747億 | -0.47% |
| 01/24 | 1,049 | 1,058 | 1,045 | 1,046 | -0.1% | 3,448,400 | 1兆4580億 | -1.69% |
| 01/23 | 1,040 | 1,048 | 1,035 | 1,047 | +0.87% | 2,692,500 | 1兆4594億 | -1.69% |
| 01/22 | 1,028 | 1,041 | 1,027 | 1,038 | +0.19% | 3,271,800 | 1兆4469億 | -2.72% |
| 01/21 | 1,041 | 1,045 | 1,032 | 1,036 | -0.1% | 2,646,900 | 1兆4441億 | -3% |
| 01/20 | 1,037 | 1,045 | 1,034 | 1,037 | +0.48% | 2,708,900 | 1兆4455億 | -3.08% |
| 01/17 | 1,038 | 1,041 | 1,027 | 1,032 | -1.05% | 2,813,600 | 1兆4385億 | -3.64% |
| 01/16 | 1,044 | 1,050 | 1,041 | 1,043 | -0.38% | 2,646,600 | 1兆4538億 | -2.89% |
| 01/15 | 1,070 | 1,070 | 1,042 | 1,047 | -1.6% | 4,230,000 | 1兆4594億 | -2.7% |
| 01/14 | 1,076 | 1,083 | 1,055 | 1,064 | 0% | 3,724,300 | 1兆4831億 | -1.3% |
| 01/10 | 1,078 | 1,083 | 1,063 | 1,064 | -0.84% | 4,117,500 | 1兆4831億 | -1.39% |
| 01/09 | 11:00 自己株式の取得状況に関するお知らせ |
| 01/09 | 1,082 | 1,089 | 1,070 | 1,073 | -0.83% | 3,023,900 | 1兆4956億 | -0.56% |
| 01/08 | 1,082 | 1,089 | 1,081 | 1,082 | 0% | 2,802,100 | 1兆5082億 | +0.28% |
| 01/07 | 1,083 | 1,089 | 1,076 | 1,082 | -0.09% | 3,052,400 | 1兆5082億 | +0.37% |
| 01/06 | 1,088 | 1,088 | 1,072 | 1,083 | -0.91% | 4,045,600 | 1兆5096億 | +0.46% |
| 2024 |
| 12/30 | 1,098 | 1,103 | 1,084 | 1,093 | 0% | 2,695,000 | 1兆5235億 | +1.3% |
| 12/27 | 1,084 | 1,097 | 1,077 | 1,093 | +1.2% | 2,936,700 | 1兆5235億 | +1.3% |
| 12/26 | 1,064 | 1,080 | 1,063 | 1,080 | +1.03% | 2,677,700 | 1兆5054億 | +0.09% |
| 12/25 | 1,072 | 1,072 | 1,058 | 1,069 | -0.28% | 2,997,500 | 1兆4901億 | -0.93% |
| 12/24 | 11:00 自己株式立会外買付取引(ToSTNeT-3)による自己株式の取得結果に関するお知らせ |
| 12/24 | 1,067 | 1,078 | 1,063 | 1,072 | +0.37% | 1,533,000 | 1兆4942億 | -0.74% |
| 12/23 | 17:00 自己株式立会外買付取引(ToSTNeT-3)による自己株式の買付けに関するお知らせ |
| 12/23 | 1,059 | 1,068 | 1,052 | 1,068 | +0.85% | 2,190,400 | 1兆4887億 | -1.2% |
| 12/20 | 1,068 | 1,073 | 1,054 | 1,059 | -0.75% | 5,551,300 | 1兆4761億 | -2.13% |
| 12/19 | 1,067 | 1,080 | 1,064 | 1,067 | -0.47% | 2,846,900 | 1兆4873億 | -1.57% |
| 12/18 | 1,082 | 1,087 | 1,071 | 1,072 | -0.46% | 3,309,800 | 1兆4942億 | -1.29% |
| 12/17 | 1,077 | 1,093 | 1,075 | 1,077 | +0.19% | 4,160,000 | 1兆5012億 | -1.01% |
| 12/16 | 1,073 | 1,081 | 1,069 | 1,075 | -0.19% | 2,137,900 | 1兆4984億 | -1.47% |
| 12/13 | 1,075 | 1,085 | 1,070 | 1,077 | -1.19% | 3,593,100 | 1兆5012億 | -1.55% |
| 12/12 | 1,079 | 1,102 | 1,079 | 1,090 | +1.3% | 4,198,700 | 1兆5193億 | -0.55% |
| 12/11 | 1,081 | 1,087 | 1,072 | 1,076 | +0.47% | 3,550,200 | 1兆4998億 | -2.09% |
| 12/10 | 1,096 | 1,096 | 1,071 | 1,071 | +0.28% | 4,545,000 | 1兆4929億 | -2.64% |
| 12/09 | 1,090 | 1,097 | 1,067 | 1,068 | -2.38% | 4,640,900 | 1兆4887億 | -3.17% |
| 12/06 | 1,096 | 1,102 | 1,089 | 1,094 | 0% | 2,558,200 | 1兆5249億 | -1% |
| 12/05 | 1,099 | 1,106 | 1,089 | 1,094 | -0.09% | 3,789,500 | 1兆5249億 | -0.91% |
| 12/04 | 1,098 | 1,104 | 1,087 | 1,095 | +0.27% | 3,169,400 | 1兆5263億 | -0.64% |
| 12/03 | 1,094 | 1,116 | 1,091 | 1,092 | +2.25% | 7,107,300 | 1兆5221億 | -0.73% |
| 12/02 | 11:30 自己株式の取得状況に関するお知らせ |
| 12/02 | 1,061 | 1,072 | 1,058 | 1,068 | 0% | 2,295,100 | 1兆4887億 | -2.73% |
| 11/29 | 1,068 | 1,070 | 1,064 | 1,068 | -0.28% | 2,039,100 | 1兆4887億 | -2.64% |
| 11/28 | 1,075 | 1,084 | 1,066 | 1,071 | -0.65% | 2,844,400 | 1兆4929億 | -2.28% |
| 11/27 | 1,095 | 1,097 | 1,073 | 1,078 | -1.82% | 2,946,900 | 1兆5026億 | -1.46% |
| 11/26 | 1,094 | 1,104 | 1,086 | 1,098 | -0.18% | 3,216,500 | 1兆5305億 | +0.46% |
| 11/25 | 1,101 | 1,101 | 1,087 | 1,100 | +0.73% | 8,761,400 | 1兆5333億 | +0.92% |
| 11/22 | 13:00 完全子会社である旭化成エヌエスエネルギー株式会社の吸収合併(簡易吸収合併・略式吸収合併)に関するお知らせ |
| 11/22 | 1,078 | 1,097 | 1,078 | 1,092 | +1.39% | 3,073,800 | 1兆5221億 | +0.37% |
| 11/21 | 1,091 | 1,095 | 1,077 | 1,077 | -1.91% | 3,678,400 | 1兆5012億 | -0.92% |
| 11/20 | 1,099 | 1,110 | 1,094 | 1,098 | 0% | 2,985,100 | 1兆5305億 | +1.1% |
| 11/19 | 1,106 | 1,117 | 1,095 | 1,098 | -0.36% | 4,202,400 | 1兆5305億 | +1.2% |
| 11/18 | 1,103 | 1,109 | 1,096 | 1,102 | -0.63% | 3,144,400 | 1兆5361億 | +1.66% |
| 11/15 | 1,117 | 1,120 | 1,102 | 1,109 | -0.81% | 3,515,100 | 1兆5458億 | +2.31% |
| 11/14 | 1,123 | 1,130 | 1,117 | 1,118 | -0.62% | 3,297,100 | 1兆5584億 | +3.33% |
| 11/13 | 1,138 | 1,143 | 1,118 | 1,125 | -1.14% | 2,771,800 | 1兆5681億 | +4.07% |
| 11/12 | 1,153 | 1,157 | 1,135 | 1,138 | -0.78% | 4,096,800 | 1兆5862億 | +5.47% |
| 11/11 | 1,143 | 1,154 | 1,135 | 1,147 | +0.35% | 3,781,100 | 1兆5988億 | +6.6% |
| 11/08 | 1,150 | 1,150 | 1,131 | 1,143 | -0.09% | 3,746,000 | 1兆5932億 | +6.52% |
| 11/07 | 1,136 | 1,152 | 1,133 | 1,144 | +2.33% | 6,412,700 | 1兆5946億 | +6.92% |
| 11/06 | 1,145 | 1,146 | 1,113 | 1,118 | -1.15% | 5,965,800 | 1兆5584億 | +4.78% |
| 11/05 | 1,127 | 1,137 | 1,109 | 1,131 | +0.35% | 7,408,200 | 1兆5765億 | +6.2% |
| 11/01 | 12:30 (開示事項の変更)「リチウムイオン電池用セパレータ事業に係る孫会社の増資(特定子会社化)に関するお知らせ」の増資金額の変更について |
| 11/01 | 12:30 自己株式の取得に係る事項の決定および自己株式の消却に関するお知らせ |
| 11/01 | 12:30 2024年度第2四半期決算説明資料 |
| 11/01 | 12:30 2025年3月期第2四半期決算短信〔日本基準〕(連結) |
| 11/01 | 1,038 | 1,149 | 1,026 | 1,127 | +6.32% | 18,156,600 | 1兆5709億 | +5.82% |
| 10/31 | 1,051 | 1,066 | 1,050 | 1,060 | +0.86% | 6,389,700 | 1兆4775億 | -0.38% |
| 10/30 | 1,047 | 1,056 | 1,047 | 1,051 | +0.57% | 5,530,200 | 1兆4650億 | -1.31% |
| 10/29 | 1,048 | 1,053 | 1,043 | 1,045 | +0.19% | 2,722,900 | 1兆4566億 | -1.97% |
| 10/28 | 1,030 | 1,047 | 1,024 | 1,043 | -0.19% | 3,071,400 | 1兆4538億 | -2.25% |
| 10/25 | 1,045 | 1,056 | 1,040 | 1,045 | +0.97% | 3,906,700 | 1兆4566億 | -2.06% |
| 10/24 | 1,030 | 1,039 | 1,023 | 1,035 | -0.1% | 3,114,500 | 1兆4427億 | -3% |
| 10/23 | 1,039 | 1,046 | 1,034 | 1,036 | +0.29% | 2,749,200 | 1兆4441億 | -2.81% |
| 10/22 | 1,042 | 1,046 | 1,030 | 1,033 | -1.05% | 2,519,500 | 1兆4399億 | -3.1% |
| 10/21 | 1,055 | 1,055 | 1,041 | 1,044 | -0.38% | 2,173,700 | 1兆4552億 | -2.06% |
| 10/18 | 1,055 | 1,058 | 1,048 | 1,048 | -0.76% | 2,465,600 | 1兆4608億 | -1.6% |
| 10/17 | 1,055 | 1,064 | 1,054 | 1,056 | +0.28% | 2,832,200 | 1兆4719億 | -0.75% |
| 10/16 | 1,050 | 1,063 | 1,044 | 1,053 | -1.31% | 2,828,600 | 1兆4678億 | -0.94% |
| 10/15 | 1,090 | 1,093 | 1,066 | 1,067 | -1.2% | 3,670,900 | 1兆4873億 | +0.47% |
| 10/11 | 1,092 | 1,093 | 1,079 | 1,080 | -1.19% | 3,540,400 | 1兆5054億 | +1.79% |
| 10/10 | 1,080 | 1,095 | 1,076 | 1,093 | +1.58% | 3,866,000 | 1兆5235億 | +3.21% |
| 10/09 | 1,082 | 1,084 | 1,065 | 1,076 | +0.09% | 2,812,600 | 1兆4998億 | +1.8% |
| 10/08 | 1,077 | 1,084 | 1,071 | 1,075 | -0.83% | 3,739,700 | 1兆4984億 | +1.8% |
| 10/07 | 1,086 | 1,087 | 1,074 | 1,084 | +1.12% | 3,342,300 | 1兆5110億 | +2.85% |
| 10/04 | 1,066 | 1,075 | 1,060 | 1,072 | +0.09% | 2,756,600 | 1兆4942億 | +1.9% |
| 10/03 | 1,079 | 1,082 | 1,065 | 1,071 | +1.04% | 3,222,300 | 1兆4929億 | +2% |
| 10/02 | 1,060 | 1,070 | 1,056 | 1,060 | -0.84% | 4,683,800 | 1兆4775億 | +1.05% |
| 10/01 | 1,090 | 1,090 | 1,066 | 1,069 | -1.2% | 4,643,700 | 1兆4901億 | +2% |
| 09/30 | 1,084 | 1,094 | 1,075 | 1,082 | -2.61% | 7,896,300 | 1兆5082億 | +3.34% |
| 09/27 | 1,096 | 1,115 | 1,091 | 1,111 | +0.36% | 4,700,200 | 1兆5486億 | +6.42% |
| 09/26 | 1,085 | 1,107 | 1,082 | 1,107 | +2.31% | 6,701,200 | 1兆5430億 | +6.44% |
| 09/25 | 1,078 | 1,083 | 1,071 | 1,082 | +0.56% | 3,899,700 | 1兆5082億 | +4.34% |
| 09/24 | 1,072 | 1,076 | 1,067 | 1,076 | +0.84% | 3,900,100 | 1兆4998億 | +4.06% |
| 09/20 | 1,062 | 1,071 | 1,057 | 1,067 | +1.52% | 6,972,300 | 1兆4873億 | +3.49% |
| 09/19 | 1,053 | 1,058 | 1,047 | 1,051 | +1.55% | 4,423,300 | 1兆4650億 | +2.14% |
| 09/18 | 11:30 ヘルスケア領域における子会社の設立、連結子会社間の吸収分割および子会社の株式譲渡に向けた子会社の異動に関するお知らせ |
| 09/18 | 1,029 | 1,035 | 1,023 | 1,035 | +0.49% | 3,272,500 | 1兆4427億 | +0.88% |
| 09/17 | 1,035 | 1,036 | 1,016 | 1,030 | +0.88% | 4,034,000 | 1兆4357億 | +0.59% |
| 09/13 | 1,036 | 1,039 | 1,014 | 1,021 | -1.92% | 4,317,100 | 1兆4232億 | 0% |
| 09/12 | 1,025 | 1,042 | 1,024 | 1,041 | +3.17% | 4,703,700 | 1兆4510億 | +2.26% |
| 09/11 | 1,025 | 1,025 | 999 | 1,009 | -1.94% | 4,189,100 | 1兆4064億 | -0.59% |
