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COST · Costco Wholesale Corporation

RSI(2) signal · fired 2026-05-26 23:00 (Berlin) · RSI(2) 4.8 · RSI14 — · close $1002.93 · EMA5 — · SMA200 955.04 · SPY40 — · sector ? · 20d avg vol 1,995,963
setup caution options avoid max gain +1.1% @ day 1 drawdown -6.6% @ day 4 ret so far -2.8% (day 9, 2026-06-08) classic exit -4.2% · time-stop → sold at that close · day 6

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 2026-05-18 1047.62 1079.74 1045.55 1076.86 93,595 +7.7% +7.4%
-4 2026-05-19 1077.95 1096.46 1072.90 1095.06 102,752 +9.3% +9.2%
-3 2026-05-20 1087.73 1089.17 1072.11 1073.97 96,795 +8.6% +7.1%
-2 2026-05-21 1061.50 1062.59 1039.78 1050.11 64,170 +5.9% +4.7%
-1 2026-05-22 1039.99 1044.22 1025.56 1027.85 1064.77 74,787 +4.1% +2.5%
0 2026-05-26 1025.10 1027.49 996.16 1002.93 1049.98 2,698,562 +2.4% +0.0%
1 2026-05-27 1003.56 1013.51 999.69 1003.69 1031.71 1,404,954 +1.1% +0.1%
2 2026-05-28 1011.61 1012.00 994.27 995.20 1015.96 2,789,503 +0.9% -0.8%
3 2026-05-29 985.48 998.66 945.45 956.32 997.20 6,143,767 -0.4% -4.6%
4 2026-06-01 954.99 959.21 936.51 946.11 980.85 2,809,569 -4.4% -5.7%
5 2026-06-02 942.20 955.39 939.55 954.27 971.12 2,174,404 -4.7% -4.9%
6 2026-06-03 954.07 969.18 951.99 961.83 962.75 exit 1,944,764 -3.4% -4.1%
7 2026-06-04 984.62 990.01 968.21 972.35 958.18 2,201,925 -1.3% -3.0%
8 2026-06-05 977.42 997.41 971.60 971.87 961.29 3,072,747 -0.6% -3.1%
9 2026-06-08 961.25 978.98 961.00 974.75 967.01 1,734,487 -2.4% -2.8%