| 2026 |
| 03/06 | 1,394 | 1,416 | 1,385 | 1,414 | 0% | 128,000 | 1089億7845万 | +3.59% |
| 03/05 | (IR情報)10:00 環境省「製品・サービスのカーボンフットプリントに係るモデル事業」においてプラスチック製の容器包装を対象としたCFP算定ルールを策定 |
| 03/05 | 1,412 | 1,440 | 1,392 | 1,414 | +3.97% | 294,900 | 1089億7845万 | +4.43% |
| 03/04 | 1,400 | 1,423 | 1,338 | 1,360 | -6.08% | 343,800 | 1048億1661万 | +1.12% |
| 03/03 | (IR情報)16:00 自己株式の取得状況に関するお知らせ |
| 03/03 | 1,491 | 1,514 | 1,448 | 1,448 | -4.61% | 364,400 | 1115億9886万 | +8.22% |
| 03/02 | 1,534 | 1,534 | 1,490 | 1,518 | -1.56% | 308,200 | 1169億9383万 | +14.31% |
| 02/27 | (IR情報)16:00 人事異動に関するお知らせ |
| 02/27 | 1,473 | 1,548 | 1,468 | 1,542 | +3.98% | 327,800 | 1188億4354万 | +17.17% |
| 02/26 | (IR情報)17:00 ZACROS、水平リサイクルした業務用液体容器「CUBITAINER SUR」 ワールドスター賞受賞のお知らせ |
| 02/26 | 1,499 | 1,502 | 1,470 | 1,483 | +0.41% | 226,400 | 1142億9635万 | +13.9% |
| 02/25 | 1,495 | 1,512 | 1,474 | 1,477 | -0.07% | 205,600 | 1138億3392万 | +14.5% |
| 02/24 | (IR情報)18:00 役員人事に関するお知らせ |
| 02/24 | 1,424 | 1,484 | 1,417 | 1,478 | +5.35% | 195,700 | 1139億1099万 | +15.56% |
| 02/20 | 1,409 | 1,417 | 1,400 | 1,403 | -1.82% | 110,000 | 1081億3066万 | +10.65% |
| 02/19 | 1,420 | 1,429 | 1,410 | 1,429 | +0.56% | 113,700 | 1101億3451万 | +13.41% |
| 02/18 | 1,420 | 1,426 | 1,404 | 1,421 | +1.5% | 104,600 | 1095億1794万 | +13.68% |
| 02/17 | 1,396 | 1,415 | 1,385 | 1,400 | +0.29% | 109,300 | 1078億9945万 | +12.9% |
| 02/16 | 1,373 | 1,403 | 1,361 | 1,396 | +2.87% | 167,100 | 1075億9117万 | +13.5% |
| 02/13 | 1,406 | 1,408 | 1,356 | 1,357 | -3.42% | 166,100 | 1045億8540万 | +11.23% |
| 02/12 | 1,397 | 1,417 | 1,387 | 1,405 | -0.71% | 211,700 | 1082億8481万 | +15.92% |
| 02/10 | 1,367 | 1,416 | 1,364 | 1,415 | +4.66% | 340,700 | 1090億5552万 | +17.72% |
| 02/09 | (自社株買い)取締役会(2025年11月6日)での決議状況(取得期間2025年11月7日~2026年6月30日) |
| 02/09 | 1,360 | 1,365 | 1,326 | 1,352 | -0.37% | 375,400 | 1042億4万 | +13.42% |
| 02/06 | 1,285 | 1,381 | 1,276 | 1,357 | +14.51% | 1,134,500 | 1045億8540万 | +14.61% |
| 02/05 | (IR情報)16:00 2026年3月期第3四半期決算補足説明資料 |
| 02/05 | (IR情報)16:00 業績予想の修正に関するお知らせ |
| 02/05 | (IR情報)16:00 2026年3月期第3四半期決算短信〔日本基準〕(連結) |
| 02/05 | 1,225 | 1,225 | 1,181 | 1,185 | -1.9% | 214,900 | 913億2918万 | +0.77% |
| 02/04 | 1,197 | 1,212 | 1,190 | 1,208 | +1.34% | 203,900 | 931億181万 | +2.81% |
| 02/03 | (IR情報)16:00 自己株式の取得状況に関するお知らせ |
| 02/03 | 1,162 | 1,194 | 1,160 | 1,192 | +3.11% | 139,900 | 918億6867万 | +1.62% |
| 02/02 | 1,172 | 1,186 | 1,152 | 1,156 | -0.69% | 143,300 | 890億9412万 | -1.2% |
| 01/30 | 1,155 | 1,173 | 1,146 | 1,164 | +1.48% | 195,600 | 897億1069万 | -0.51% |
| 01/29 | 1,147 | 1,152 | 1,126 | 1,147 | 0% | 131,800 | 884億48万 | -1.97% |
| 01/28 | 1,161 | 1,161 | 1,147 | 1,147 | -2.3% | 221,400 | 884億48万 | -1.97% |
| 01/27 | 1,164 | 1,174 | 1,155 | 1,174 | -0.93% | 206,100 | 904億8140万 | +0.34% |
| 01/26 | 1,187 | 1,191 | 1,176 | 1,185 | -1.58% | 142,400 | 913億2918万 | +1.37% |
| 01/23 | 1,215 | 1,217 | 1,197 | 1,204 | -0.66% | 125,800 | 927億9353万 | +3.08% |
| 01/22 | 1,196 | 1,217 | 1,195 | 1,212 | +1.17% | 132,600 | 934億1010万 | +3.86% |
| 01/21 | 1,180 | 1,199 | 1,173 | 1,198 | +0.59% | 95,100 | 923億3110万 | +2.92% |
| 01/20 | 1,224 | 1,224 | 1,191 | 1,191 | -1.57% | 132,400 | 917億9160万 | +2.5% |
| 01/19 | 1,204 | 1,215 | 1,197 | 1,210 | +0.83% | 80,800 | 932億5595万 | +4.22% |
| 01/16 | 1,181 | 1,200 | 1,180 | 1,200 | +0.84% | 166,800 | 924億8524万 | +3.63% |
| 01/15 | 1,182 | 1,195 | 1,179 | 1,190 | +0.08% | 88,600 | 917億1453万 | +2.94% |
| 01/14 | 1,161 | 1,189 | 1,161 | 1,189 | +2.24% | 115,400 | 916億3746万 | +3.03% |
| 01/13 | (自社株買い)取締役会(2025年11月6日)での決議状況(取得期間2025年11月7日~2026年6月30日) |
| 01/13 | 1,163 | 1,172 | 1,150 | 1,163 | +1.13% | 138,500 | 896億3361万 | +0.95% |
| 01/09 | 1,155 | 1,162 | 1,148 | 1,150 | -0.26% | 77,600 | 886億3169万 | 0% |
| 01/08 | 1,158 | 1,159 | 1,149 | 1,153 | -0.26% | 96,100 | 888億6290万 | +0.17% |
| 01/07 | 1,149 | 1,158 | 1,136 | 1,156 | +0.35% | 147,400 | 890億9412万 | +0.43% |
| 01/06 | (IR情報)16:00 自己株式の取得状況に関するお知らせ |
| 01/06 | 1,151 | 1,159 | 1,140 | 1,152 | -0.17% | 182,800 | 887億8583万 | 0% |
| 01/05 | 1,164 | 1,172 | 1,152 | 1,154 | -0.09% | 117,800 | 889億3998万 | +0.09% |
| 2025 |
| 12/30 | 1,160 | 1,163 | 1,153 | 1,155 | -0.6% | 78,000 | 890億1705万 | +0.26% |
| 12/29 | 1,158 | 1,164 | 1,152 | 1,162 | +0.35% | 113,900 | 895億5654万 | +0.96% |
| 12/26 | 1,160 | 1,164 | 1,152 | 1,158 | +0.35% | 101,800 | 892億4826万 | +0.7% |
| 12/25 | 1,155 | 1,159 | 1,140 | 1,154 | +1.41% | 109,300 | 889億3998万 | +0.61% |
| 12/24 | 1,149 | 1,151 | 1,130 | 1,138 | -1.3% | 86,400 | 877億684万 | -0.44% |
| 12/23 | 1,155 | 1,160 | 1,144 | 1,153 | +0.09% | 155,900 | 888億6290万 | +1.14% |
| 12/22 | 1,165 | 1,165 | 1,143 | 1,152 | +0.09% | 99,300 | 887億8583万 | +1.32% |
| 12/19 | 1,153 | 1,159 | 1,149 | 1,151 | -0.17% | 148,800 | 887億876万 | +1.41% |
| 12/18 | 1,153 | 1,161 | 1,142 | 1,153 | +0.35% | 102,200 | 888億6290万 | +1.86% |
| 12/17 | 1,163 | 1,164 | 1,142 | 1,149 | -0.95% | 132,600 | 885億5462万 | +1.77% |
| 12/16 | 1,163 | 1,167 | 1,148 | 1,160 | -0.26% | 102,600 | 894億240万 | +3.11% |
| 12/15 | 1,159 | 1,163 | 1,151 | 1,163 | +0.78% | 109,400 | 896億3361万 | +3.75% |
| 12/12 | 1,163 | 1,167 | 1,150 | 1,154 | +0.79% | 145,700 | 889億3998万 | +3.31% |
| 12/11 | 1,160 | 1,164 | 1,145 | 1,145 | -0.87% | 79,700 | 882億4634万 | +2.88% |
| 12/10 | 1,145 | 1,159 | 1,145 | 1,155 | +0.87% | 71,500 | 890億1705万 | +4.15% |
| 12/09 | 1,148 | 1,151 | 1,135 | 1,145 | -0.43% | 69,900 | 882億4634万 | +3.62% |
| 12/08 | (自社株買い)取締役会(2025年11月6日)での決議状況(取得期間2025年11月7日~2026年6月30日) |
| 12/08 | 1,143 | 1,150 | 1,137 | 1,150 | +1.86% | 120,900 | 886億3169万 | +4.36% |
| 12/05 | 1,134 | 1,138 | 1,125 | 1,129 | -1.66% | 116,400 | 870億1320万 | +2.92% |
| 12/04 | 1,124 | 1,153 | 1,124 | 1,148 | +2.41% | 127,200 | 884億7755万 | +4.94% |
| 12/03 | (IR情報)16:00 自己株式の取得状況に関するお知らせ |
| 12/03 | 1,143 | 1,151 | 1,121 | 1,121 | -3.03% | 156,600 | 863億9663万 | +2.75% |
| 12/02 | 1,169 | 1,169 | 1,143 | 1,156 | -1.37% | 123,500 | 890億9412万 | +5.96% |
| 12/01 | 1,182 | 1,191 | 1,167 | 1,172 | -0.59% | 205,800 | 903億2725万 | +7.62% |
| 11/28 | (IR情報)16:00 人事異動に関するお知らせ |
| 11/28 | 1,165 | 1,185 | 1,165 | 1,179 | +1.46% | 135,900 | 908億6675万 | +8.56% |
| 11/27 | 1,155 | 1,165 | 1,146 | 1,162 | +1.48% | 104,000 | 895億5654万 | +7.29% |
| 11/26 | 1,140 | 1,151 | 1,135 | 1,145 | +1.78% | 130,100 | 882億4634万 | +6.02% |
| 11/25 | 1,124 | 1,125 | 1,114 | 1,125 | +0.36% | 115,100 | 867億492万 | +4.36% |
| 11/21 | 1,082 | 1,121 | 1,082 | 1,121 | +3.51% | 243,100 | 863億9663万 | +4.18% |
| 11/20 | 1,078 | 1,088 | 1,073 | 1,083 | +2.36% | 105,100 | 834億6793万 | +0.84% |
| 11/19 | 1,071 | 1,078 | 1,056 | 1,058 | -1.21% | 114,100 | 815億4116万 | -1.49% |
| 11/18 | 1,075 | 1,078 | 1,059 | 1,071 | -1.02% | 103,000 | 825億4308万 | -0.28% |
| 11/17 | 1,091 | 1,096 | 1,082 | 1,082 | -0.37% | 89,100 | 833億9086万 | +0.74% |
| 11/14 | 1,077 | 1,092 | 1,073 | 1,086 | -0.37% | 76,900 | 836億9914万 | +1.02% |
| 11/13 | 1,078 | 1,090 | 1,077 | 1,090 | +2.06% | 91,700 | 840億743万 | +1.3% |
| 11/12 | 1,062 | 1,075 | 1,059 | 1,068 | +1.04% | 108,600 | 823億1187万 | -0.93% |
| 11/11 | 1,063 | 1,069 | 1,047 | 1,057 | -0.38% | 133,200 | 814億6408万 | -2.13% |
| 11/10 | 1,073 | 1,073 | 1,053 | 1,061 | -0.19% | 159,000 | 817億7237万 | -1.94% |
| 11/07 | 1,054 | 1,071 | 1,041 | 1,063 | +0.76% | 303,000 | 819億2651万 | -1.76% |
| 11/06 | (IR情報)16:00 自己株式の取得に関するお知らせ |
| 11/06 | (IR情報)16:00 組織変更および人事異動に関するお知らせ |
| 11/06 | (IR情報)16:00 (訂正・数値データ訂正)「2026年3月期第1四半期決算短信〔日本基準〕(連結)」の一部訂正について |
| 11/06 | (IR情報)16:00 2026年3月期第2四半期決算補足説明資料 |
| 11/06 | (IR情報)16:00 2026年3月期第2四半期(中間期)決算短信〔日本基準〕(連結) |
| 11/06 | (IR情報)16:00 業績予想ならびに剰余金の配当(中間配当)および期末配当予想の修正(増配)に関するお知らせ |
| 11/06 | 1,044 | 1,061 | 1,040 | 1,055 | +1.74% | 199,500 | 813億994万 | -2.31% |
| 11/05 | 1,053 | 1,063 | 1,023 | 1,037 | -2.9% | 155,800 | 799億2266万 | -3.98% |
| 11/04 | 1,061 | 1,077 | 1,052 | 1,068 | +1.23% | 193,100 | 823億1187万 | -1.11% |
| 10/31 | 1,047 | 1,055 | 1,036 | 1,055 | +1.25% | 185,400 | 813億994万 | -2.31% |
| 10/30 | 1,043 | 1,050 | 1,037 | 1,042 | 0% | 190,100 | 803億802万 | -3.52% |
| 10/29 | 1,069 | 1,069 | 1,041 | 1,042 | -2.8% | 159,000 | 803億802万 | -3.52% |
| 10/28 | 1,097 | 1,097 | 1,067 | 1,072 | -3.68% | 197,200 | 826億2015万 | -0.74% |
| 10/27 | 1,113 | 1,119 | 1,103 | 1,113 | +0.54% | 122,500 | 857億8006万 | +3.15% |
| 10/24 | 1,110 | 1,114 | 1,106 | 1,107 | +0.09% | 72,500 | 853億1764万 | +2.88% |
| 10/23 | 1,090 | 1,110 | 1,090 | 1,106 | +1.1% | 142,400 | 852億4057万 | +3.08% |
| 10/22 | 1,090 | 1,098 | 1,085 | 1,094 | -0.09% | 136,800 | 843億1571万 | +2.15% |
| 10/21 | 1,093 | 1,105 | 1,091 | 1,095 | +0.37% | 194,200 | 843億9278万 | +2.43% |
| 10/20 | 1,091 | 1,094 | 1,084 | 1,091 | +1.02% | 59,100 | 840億8450万 | +2.25% |
| 10/17 | 1,074 | 1,083 | 1,072 | 1,080 | -0.09% | 78,000 | 832億3672万 | +1.41% |
| 10/16 | 1,082 | 1,089 | 1,075 | 1,081 | +1.03% | 92,700 | 833億1379万 | +1.6% |
| 10/15 | 1,054 | 1,077 | 1,054 | 1,070 | +0.75% | 160,600 | 824億6601万 | +0.75% |
| 10/14 | 1,050 | 1,072 | 1,046 | 1,062 | -1.12% | 127,300 | 818億4944万 | 0% |
| 10/10 | 1,090 | 1,099 | 1,071 | 1,074 | -2.45% | 138,300 | 827億7429万 | +1.23% |
| 10/09 | (IR情報)16:00 譲渡制限付株式としての自己株式処分に関するお知らせ |
| 10/09 | 1,104 | 1,110 | 1,094 | 1,101 | -1.08% | 152,400 | 848億5521万 | +3.97% |
| 10/08 | (自社株買い)取締役会(2025年2月6日)での決議状況(取得期間2025年2月7日~2025年9月30日) |
| 10/08 | 1,129 | 1,139 | 1,113 | 1,113 | -3.05% | 314,200 | 857億8006万 | +5.4% |
| 10/07 | 1,128 | 1,158 | 1,126 | 1,148 | +2.04% | 185,000 | 884億7755万 | +9.02% |
| 10/03 | (IR情報)16:15 ZACROS、2025日本パッケージングコンテストで「適正包装賞」を受賞 |
| 10/02 | (IR情報)16:00 自己株式の取得状況及び取得終了に関するお知らせ |
| 10/01 | (IR情報)10:00 ZACROS、クラレ、サイフューズ、千代田化工建設 4 社による 再生医療の産業化・社会実装に向けた協創 |