COST monthly returns
COST monthly stock returns with historical performance by month, return charts, and downloadable statistics.
| Period | Return % |
|---|---|
| 2000-01 | 9.98 |
| 2000-02 | -4.36 |
| 2000-03 | 13.03 |
| 2000-04 | 2.97 |
| 2000-05 | -45.35 |
| 2000-06 | 1.91 |
| 2000-07 | -4.77 |
| 2000-08 | 5.97 |
| 2000-09 | -1.05 |
| 2000-10 | 11.17 |
| 2000-11 | -8.76 |
| 2000-12 | 22.44 |
| 2001-01 | 12.28 |
| 2001-02 | -9.73 |
| 2001-03 | -2.63 |
| 2001-04 | -3.48 |
| 2001-05 | 8.32 |
| 2001-06 | 5.93 |
| 2001-07 | 1.68 |
| 2001-08 | -11.46 |
| 2001-09 | -5.58 |
| 2001-10 | 7.32 |
| 2001-11 | 3.7 |
| 2001-12 | 10.34 |
| 2002-01 | 3.49 |
| 2002-02 | -8.84 |
| 2002-03 | -2.64 |
| 2002-04 | 1.39 |
| 2002-05 | -2.48 |
| 2002-06 | -0.28 |
| 2002-07 | -7.68 |
| 2002-08 | 0.66 |
| 2002-09 | -0.43 |
| 2002-10 | 2.2 |
| 2002-11 | -6.49 |
| 2002-12 | -13.93 |
| 2003-01 | -0.48 |
| 2003-02 | 4.52 |
| 2003-03 | -1.64 |
| 2003-04 | 13.81 |
| 2003-05 | 8.51 |
| 2003-06 | -1.96 |
| 2003-07 | 1.31 |
| 2003-08 | -12.05 |
| 2003-09 | -5.98 |
| 2003-10 | 9.75 |
| 2003-11 | 1.82 |
| 2003-12 | 1.58 |
| 2004-01 | 1.71 |
| 2004-02 | 4.41 |
| 2004-03 | -5.83 |
| 2004-04 | 0.4 |
| 2004-05 | 0.85 |
| 2004-06 | 7.97 |
| 2004-07 | -0.39 |
| 2004-08 | 0.17 |
| 2004-09 | 1.67 |
| 2004-10 | 13.36 |
| 2004-11 | 0.96 |
| 2004-12 | -2.46 |
| 2005-01 | -1.32 |
| 2005-02 | -0.79 |
| 2005-03 | -5.42 |
| 2005-04 | -7.22 |
| 2005-05 | 9.96 |
| 2005-06 | -1.82 |
| 2005-07 | 2.31 |
| 2005-08 | -4.93 |
| 2005-09 | -0.21 |
| 2005-10 | 12.91 |
| 2005-11 | 3.78 |
| 2005-12 | 1.39 |
| 2006-01 | -0.06 |
| 2006-02 | 3.41 |
| 2006-03 | 3.77 |
| 2006-04 | 0.2 |
| 2006-05 | -2.2 |
| 2006-06 | 5.35 |
| 2006-07 | -8.37 |
| 2006-08 | -10.45 |
| 2006-09 | 4.92 |
| 2006-10 | 9.5 |
| 2006-11 | -1.15 |
| 2006-12 | 1.28 |
| 2007-01 | 6.28 |
| 2007-02 | -0.89 |
| 2007-03 | -3.86 |
| 2007-04 | -0.63 |
| 2007-05 | 5.63 |
| 2007-06 | 3.96 |
| 2007-07 | -0.75 |
| 2007-08 | 2.71 |
| 2007-09 | -0.39 |
| 2007-10 | 8.82 |
| 2007-11 | 3.92 |
| 2007-12 | 4.21 |
| 2008-01 | -0.29 |
| 2008-02 | -8.66 |
| 2008-03 | 3.94 |
| 2008-04 | 7.16 |
| 2008-05 | -0.94 |
| 2008-06 | -0.27 |
| 2008-07 | -13.6 |
| 2008-08 | 7.81 |
| 2008-09 | -4.88 |
| 2008-10 | -11.87 |
| 2008-11 | -3.74 |
| 2008-12 | 9.58 |
| 2009-01 | -15.6 |
| 2009-02 | -6.53 |
| 2009-03 | 13.42 |
| 2009-04 | 4.85 |
| 2009-05 | 1.74 |
| 2009-06 | -7.89 |
| 2009-07 | 8.1 |
| 2009-08 | 1.96 |
| 2009-09 | 11.31 |
| 2009-10 | 2.08 |
| 2009-11 | 3.74 |
| 2009-12 | -2.57 |
| Date | Open | High | Low | Close | Volume |
|---|---|---|---|---|---|
| 2026-08-27 | 0 | 948.78 | 933.33 | 934.66 | — |
| 2026-08-26 | 0 | 964.45 | 954.54 | 956.12 | — |
| 2026-08-25 | 0 | 968.76 | 959.89 | 960.01 | — |
| 2026-08-24 | 0 | 974.49 | 951.39 | 971.4 | — |
| 2026-08-21 | 939.64 | 949.9 | 933.82 | 947.74 | — |
| 2026-08-20 | 931.15 | 944.22 | 925.8 | 933.51 | — |
| 2026-08-19 | 960 | 978.7 | 956 | 956.99 | — |
| 2026-08-18 | 966.11 | 971.96 | 955.31 | 961.35 | — |
| 2026-08-17 | 954.84 | 956.75 | 949.5 | 953.5 | — |
| 2026-08-14 | 959.73 | 965.22 | 957.75 | 961.1 | — |
| 2026-08-13 | 954.24 | 962.58 | 949.51 | 961.85 | — |
| 2026-08-12 | 937.09 | 951.39 | 935.05 | 949.58 | — |
| 2026-08-11 | 950.05 | 954.7 | 938.09 | 944.32 | — |
| 2026-08-10 | 942.5 | 952.88 | 940.56 | 952.75 | — |
| 2026-08-07 | 943.51 | 949.79 | 937.51 | 947.82 | — |
| 2026-08-06 | 959.55 | 966.14 | 941.78 | 949.15 | — |
| 2026-08-05 | 956.99 | 956.99 | 935.25 | 941.99 | — |
| 2026-08-04 | 945 | 950.86 | 937.01 | 947.85 | — |
| 2026-07-31 | 946.49 | 955.56 | 937.51 | 951.89 | — |
| 2026-07-30 | 954.31 | 960.76 | 949.76 | 954.17 | — |
| 2026-07-29 | 968.07 | 978.8 | 963 | 974.03 | — |
| 2026-07-28 | 970.55 | 987.55 | 965.87 | 966.58 | — |
| 2026-07-27 | 938.11 | 956.57 | 936.66 | 951.58 | — |
| 2026-07-24 | 925.01 | 936.63 | 921.28 | 935.03 | — |
| 2026-07-23 | 918.06 | 926.53 | 916.76 | 926.06 | — |
| 2026-07-22 | 930.88 | 932.99 | 920.97 | 927.31 | — |
| 2026-07-21 | 930.25 | 931.97 | 924.44 | 929.22 | — |
| 2026-07-20 | 938.75 | 946.98 | 932.01 | 935.8 | — |
| 2026-07-17 | 961.52 | 964.33 | 933.79 | 940.87 | — |
| 2026-07-16 | 924.44 | 945.76 | 921.5 | 945.57 | — |
| 2026-07-15 | 917.75 | 927.58 | 910.5 | 916.54 | — |
| 2026-07-14 | 921.38 | 929.42 | 918.56 | 921.75 | — |
| 2026-07-13 | 917.2 | 930.98 | 916.88 | 926.43 | — |
| 2026-07-10 | 913.73 | 916.73 | 907.23 | 916.25 | — |
| 2026-07-09 | 934.94 | 935 | 907.78 | 912.97 | — |
| 2026-07-08 | 958 | 966.51 | 948 | 953.13 | — |
| 2026-07-07 | 967.99 | 969 | 945.33 | 947.5 | — |
| 2026-07-06 | 949 | 955.49 | 941.4 | 950.25 | — |
| 2026-07-02 | 927 | 952.64 | 924.84 | 951.67 | — |
| 2026-07-01 | 940.43 | 940.43 | 920.55 | 924.67 | — |
| 2026-06-30 | 942 | 946 | 932.41 | 935.47 | — |
| 2026-06-29 | 957.99 | 969.69 | 942.41 | 946.68 | — |
| 2026-06-26 | 953.25 | 961.5 | 945.02 | 952.54 | — |
| 2026-06-25 | 949.57 | 955.75 | 938.63 | 942.24 | — |
| 2026-06-24 | 963 | 967.94 | 957 | 961.09 | — |
| 2026-06-23 | 964.5 | 966.38 | 953.48 | 957.68 | — |
| 2026-06-22 | 948.57 | 956.23 | 942.53 | 951.35 | — |
| 2026-06-18 | 962.7 | 964 | 948.31 | 951.45 | — |
| 2026-06-17 | 980 | 983.49 | 961.23 | 965.59 | — |
| 2026-06-16 | 980.39 | 995.38 | 973.16 | 986.68 | — |
| 2026-06-15 | 973.17 | 987 | 968 | 979.45 | — |
| 2026-06-12 | 975.53 | 984.78 | 970 | 982.35 | — |
| 2026-06-11 | 986.91 | 989.1 | 973.99 | 975.69 | — |
| 2026-06-10 | 977.44 | 985.26 | 964.31 | 983.37 | — |
| 2026-06-09 | 974.5 | 981.97 | 964.94 | 968.59 | — |
| 2026-06-05 | 977.42 | 997.41 | 971.6 | 971.87 | — |
| 2026-06-04 | 984.63 | 990.01 | 968.21 | 972.35 | — |
| 2026-06-03 | 954.07 | 969.18 | 951.99 | 961.83 | — |
| 2026-06-02 | 942.2 | 955.39 | 939.55 | 954.27 | — |
| 2026-06-01 | 954.99 | 959.21 | 936.51 | 946.11 | — |
| 2026-05-29 | 985.48 | 998.66 | 945.45 | 956.32 | — |
| 2026-05-28 | 1011.61 | 1012 | 994.27 | 995.2 | — |
| 2026-05-27 | 1003.56 | 1013.51 | 999.69 | 1003.69 | — |
| 2026-05-22 | 1039.99 | 1045.64 | 1025.19 | 1028.24 | — |
| 2026-05-21 | 1063.41 | 1064.73 | 1039.01 | 1050.45 | — |
| 2026-05-20 | 1089.37 | 1089.74 | 1072 | 1074.01 | — |
| 2026-05-19 | 1077.49 | 1096.5 | 1072.1 | 1094.32 | — |
| 2026-05-18 | 1050 | 1079.83 | 1045 | 1076.47 | — |
| 2026-05-15 | 1047.86 | 1057.5 | 1039.22 | 1048.95 | — |
| 2026-05-14 | 1034.95 | 1041.79 | 1026.1 | 1041.25 | — |
| 2026-05-13 | 1021 | 1042.52 | 1017.94 | 1033.08 | — |
| 2026-05-12 | 1005 | 1026 | 1001.14 | 1021.88 | — |
| 2026-05-11 | 1005.82 | 1007 | 985.15 | 999.47 | — |
| 2026-05-08 | 1011.76 | 1016 | 1005.11 | 1008.79 | — |
| 2026-05-07 | 993.5 | 1012.66 | 990.66 | 1012.06 | — |
| 2026-05-06 | 1011.5 | 1012.23 | 992.5 | 995.75 | — |
| 2026-05-05 | 1010.02 | 1020.78 | 1009.07 | 1016.42 | — |
| 2026-05-04 | 1007.02 | 1024.72 | 1002.23 | 1012.79 | — |
| 2026-05-01 | 1014.85 | 1031.26 | 1006.32 | 1011.7 | — |
| 2026-04-30 | 998.99 | 1017.64 | 996.32 | 1014.53 | — |
| 2026-04-29 | 988.37 | 998.97 | 985.21 | 998.67 | — |
| 2026-04-28 | 1010.47 | 1012.65 | 986 | 994 | — |
| 2026-04-27 | 1008.63 | 1014.41 | 996.63 | 998.01 | — |
| 2026-04-24 | 1010.98 | 1013.45 | 1002.5 | 1011.15 | — |
| 2026-04-23 | 1007.85 | 1016.6 | 1007.03 | 1014.38 | — |
| 2026-04-22 | 1005 | 1008.11 | 998.29 | 1003.7 | — |
| 2026-04-21 | 994.99 | 1006.5 | 986.7 | 1005.81 | — |
| 2026-04-20 | 1003.85 | 1011.3 | 994.14 | 997.84 | — |
| 2026-04-17 | 985 | 1000.57 | 977 | 999.89 | — |
| 2026-04-16 | 985 | 995.75 | 981.61 | 987.21 | — |
| 2026-04-15 | 970.31 | 985.38 | 968.3 | 984.75 | — |
| 2026-04-14 | 974.01 | 977.61 | 966 | 974.8 | — |
| 2026-04-13 | 998.01 | 1000.05 | 979.36 | 980.85 | — |
| 2026-04-10 | 1025.7 | 1029 | 995.5 | 998.47 | — |
| 2026-04-09 | 1028 | 1035.82 | 1025.06 | 1032.03 | — |
| 2026-04-08 | 1004.07 | 1030.46 | 1000 | 1030.27 | — |
| 2026-04-07 | 1020.26 | 1020.86 | 1004.85 | 1013.21 | — |
| 2026-04-06 | 1015.23 | 1020.69 | 1004.01 | 1018.55 | — |
| 2026-04-02 | 1008 | 1016 | 999.21 | 1014.96 | — |
| 2026-04-01 | 995 | 1003.13 | 990.59 | 996.56 | — |
| 2026-03-31 | 997.14 | 1008.54 | 985.85 | 996.43 | — |
| 2026-03-30 | 987.05 | 1005.5 | 985.01 | 996.58 | — |
| 2026-03-27 | 982.02 | 987.11 | 978.11 | 983.86 | — |
| 2026-03-26 | 975.69 | 987.19 | 972.72 | 979.65 | — |
| 2026-03-25 | 978 | 980.59 | 968.05 | 974.86 | — |
| 2026-03-24 | 962.92 | 981.28 | 961.02 | 973.82 | — |
| 2026-03-23 | 985.66 | 986.64 | 964.53 | 965.73 | — |
| 2026-03-20 | 975 | 980.76 | 970.54 | 972.33 | — |
| 2026-03-19 | 983.38 | 987.91 | 970.41 | 974.78 | — |
| 2026-03-18 | 990 | 993.98 | 978.15 | 979.92 | — |
| 2026-03-17 | 1006.49 | 1008.09 | 994.75 | 996.16 | — |
| 2026-03-16 | 1012.29 | 1012.65 | 995.43 | 1001.74 | — |
| 2026-03-13 | 1006.29 | 1012.83 | 1002 | 1008.43 | — |
| 2026-03-12 | 988.61 | 1006.21 | 984 | 1003.32 | — |
| 2026-03-11 | 996.32 | 997.39 | 987.89 | 992.23 | — |
| 2026-03-10 | 1000.5 | 1010.1 | 996 | 997.36 | — |
| 2026-03-09 | 999.63 | 1007.41 | 987.99 | 1005.3 | — |
| 2026-03-06 | 967.01 | 1002.5 | 960.46 | 998.1 | — |
| 2026-03-05 | 996.5 | 999.25 | 978.81 | 982.57 | — |
| 2026-03-04 | 1005 | 1014 | 997 | 1006.74 | — |