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COST · Costco Wholesale Corporation

RSI(2) signal · fired 2026-05-28 23:00 (Berlin) · RSI(2) 4.6 · RSI14 — · close $995.20 · EMA5 — · SMA200 955.22 · SPY40 — · sector ? · 20d avg vol 2,090,600
setup caution options avoid max gain +0.3% @ day 1 drawdown -5.9% @ day 2 ret so far -1.2% (day 9, 2026-06-10) classic exit -1.3% · close crossed 5-day SMA → sold at that close · day 5

Daily bars (9 held / 10)

Day 0 is the signal bar. High/close performance columns are measured vs the signal close; classic exit return is measured vs the next session's open.

daydateopenhighlowcloseSMA5classicvolumehigh vs signalclose vs signal
-5 2026-05-20 1087.73 1089.17 1072.11 1073.97 96,795 +9.4% +7.9%
-4 2026-05-21 1061.50 1062.59 1039.78 1050.11 64,170 +6.8% +5.5%
-3 2026-05-22 1039.99 1044.22 1025.56 1027.85 74,787 +4.9% +3.3%
-2 2026-05-26 1026.13 1026.13 996.34 1002.64 117,428 +3.1% +0.7%
-1 2026-05-27 1002.05 1013.16 1002.00 1003.86 1031.69 57,227 +1.8% +0.9%
0 2026-05-28 1011.61 1012.00 994.27 995.20 1015.93 2,789,503 +1.7% +0.0%
1 2026-05-29 985.48 998.66 945.45 956.32 997.18 6,143,767 +0.3% -3.9%
2 2026-06-01 954.99 959.21 936.51 946.11 980.83 2,809,569 -3.6% -4.9%
3 2026-06-02 942.20 955.39 939.55 954.27 971.15 2,174,404 -4.0% -4.1%
4 2026-06-03 954.07 969.18 951.99 961.83 962.75 1,944,764 -2.6% -3.4%
5 2026-06-04 984.62 990.01 968.21 972.35 958.18 exit 2,201,925 -0.5% -2.3%
6 2026-06-05 977.42 997.41 971.60 971.87 961.29 3,072,747 +0.2% -2.3%
7 2026-06-08 961.25 978.98 961.00 974.75 967.01 1,734,487 -1.6% -2.1%
8 2026-06-09 974.50 981.97 964.94 968.59 969.88 1,846,383 -1.3% -2.7%
9 2026-06-10 977.44 985.26 964.31 983.37 974.19 1,686,255 -1.0% -1.2%