{"schemaVersion":1,"source":"Yahoo Finance price/volume; Trend Screeners model-book calculations","sourceUrl":"https://finance.yahoo.com/","generated":"2026-07-29","calculation":"advance = (peakPrice / pivot - 1) * 100; percentages rounded in article","limitations":"Retrospectively selected historical case, not a strategy success rate or realized investment return. Weekly chart data only; daily/hourly trade-simulation inputs are not included.","case":{"slug":"model-charles-schwab-1998","sym":"SCHW","name":"Charles Schwab","market":"US","bench":"S&P 500","baseStart":"1998-07-20","baseEnd":"1998-10-19","baseLen":14,"baseDepth":39.7,"baseLow":6.16667,"baseLowDate":"1998-08-31","pivot":10.2222,"breakout":"1998-10-26","breakoutClose":10.6667,"volSurge":19,"peak":"1999-04-12","peakPrice":51.6667,"advance":405.4,"weeks":24,"shakeout":15.7,"shakeFrom":"1998-12-21","shakeTo":"1999-01-04","ongoing":false},"weeklyColumns":["date","open","high","low","close","volume"],"weekly":[["1997-07-21",6.78704,7.24074,6.66667,7.01852,15137550],["1997-07-28",7.01852,7.25,6.73148,6.87963,13308975],["1997-08-04",6.87963,6.90741,6.41667,6.62037,14922225],["1997-08-11",6.62037,6.67593,6.32407,6.36111,15847650],["1997-08-18",6.36111,6.80556,6.14815,6.5,14897925],["1997-08-25",6.53704,6.61111,6.14815,6.33333,15257025],["1997-09-01",6.37037,6.75926,6.2963,6.53704,11858400],["1997-09-08",6.66667,6.99074,6.59259,6.87963,11750400],["1997-09-15",6.94444,7.79167,6.82407,7.55556,18690300],["1997-09-22",7.55556,8.125,7.52778,7.90278,15743250],["1997-09-29",7.97222,8.79167,7.81944,8.44444,15518250],["1997-10-06",8.5,8.52778,7.84722,8,15010200],["1997-10-13",8.11111,8.33333,7.77778,7.86111,9201150],["1997-10-20",7.83333,8.38889,7.66667,7.80556,20797650],["1997-10-27",7.68056,7.77778,6.5,7.58333,18866700],["1997-11-03",7.76389,9.04167,7.73611,8.44444,23193450],["1997-11-10",8.5,8.625,7.59722,8.22222,14427900],["1997-11-17",8.61111,8.93056,8.125,8.70833,13949550],["1997-11-24",8.65278,8.77778,8.34722,8.56944,5441850],["1997-12-01",8.69444,9.51389,8.65278,9.36111,11364300],["1997-12-08",9.43056,9.83333,8.97222,9.20833,10253250],["1997-12-15",9.23611,9.68056,8.40278,8.84722,12393900],["1997-12-22",8.875,9.16667,8.34722,8.44444,6898950],["1997-12-29",8.61111,9.61111,8.58333,8.94444,8868600],["1998-01-05",8.94444,9.20833,7.75,8,14062950],["1998-01-12",7.77778,8.69444,7.66667,8.08333,23004000],["1998-01-19",8.13889,8.16667,7.58333,7.68056,11911050],["1998-01-26",7.73611,8.375,7.61111,8.11111,15036750],["1998-02-02",8.19444,8.61111,8.19444,8.30556,13260150],["1998-02-09",8.45833,8.86111,8.34722,8.73611,11414700],["1998-02-16",8.76389,8.83333,8.54167,8.70833,6763500],["1998-02-23",8.76389,8.76389,8.31944,8.38889,12837150],["1998-03-02",8.40278,8.54167,8.13889,8.47222,16393950],["1998-03-09",8.52778,8.875,8.375,8.73611,10574550],["1998-03-16",8.75,9.31944,8.75,9.09722,11785500],["1998-03-23",8.88889,9.13889,8.47222,8.47222,15257700],["1998-03-30",8.41667,8.51389,8.18056,8.23611,20117700],["1998-04-06",8.55556,8.95833,8.38889,8.875,25812900],["1998-04-13",8.83333,8.98611,7.68056,7.77778,31741650],["1998-04-20",7.88889,8.06944,7.44444,7.65278,28649700],["1998-04-27",7.55556,7.97222,7.27778,7.90278,21599550],["1998-05-04",7.875,8,7.36111,7.80556,19179900],["1998-05-11",7.72222,8.38889,7.61111,8.09722,21013200],["1998-05-18",8.05556,8.09722,7.55556,7.65278,19219950],["1998-05-25",7.70833,7.73611,7.11111,7.375,10722600],["1998-06-01",7.33333,7.65278,7.18056,7.63889,12705750],["1998-06-08",7.65278,8.01389,7.27778,7.33333,15457050],["1998-06-15",7.19444,7.30556,6.80556,6.80556,19477800],["1998-06-22",6.81944,7,6.55556,6.70833,23316300],["1998-06-29",6.83333,7.84722,6.83333,7.80556,21669300],["1998-07-06",7.98611,8.19444,7.73611,8.06944,19718550],["1998-07-13",8.09722,9.66667,7.75,9.16667,28035450],["1998-07-20",9.02778,10.2222,8.58333,8.93056,35041050],["1998-07-27",8.80556,9.01389,8.29167,8.33333,13959450],["1998-08-03",8.33333,8.79167,7.66667,8.54167,16237800],["1998-08-10",8.41667,8.43056,7.66667,7.79167,13759650],["1998-08-17",7.77778,8.65278,7.65278,7.80556,13408200],["1998-08-24",7.91667,8.25,6.94444,7.13889,17878050],["1998-08-31",7.125,7.48611,6.16667,6.79167,27536400],["1998-09-07",7.22222,7.72222,6.90278,7.55556,14985450],["1998-09-14",7.61111,9.06944,7.61111,8.93056,26729550],["1998-09-21",8.5,9.58333,8.15278,9.04167,21157650],["1998-09-28",9.09722,9.55556,8.01389,8.72222,21123000],["1998-10-05",8.72222,8.72222,7.02778,8.63889,33773400],["1998-10-12",8.94444,10.2639,8.77778,10.1528,47091150],["1998-10-19",9.84722,10.4306,9.16667,10.0833,39414150],["1998-10-26",10,10.6667,9.30556,10.6667,22151700],["1998-11-02",11.0833,13,10.8889,12.0139,41802750],["1998-11-09",12.0278,12.1667,10.8889,12.1111,21169350],["1998-11-16",12.1944,12.6528,11.5556,11.7778,24176700],["1998-11-23",12.1667,13.4167,12.0694,13.1111,16016850],["1998-11-30",13.3056,13.5278,11.7778,12.4167,23620950],["1998-12-07",12.4444,13.1944,12.25,13.1389,23295600],["1998-12-14",13.125,14.8125,13,14.7917,26333700],["1998-12-21",15.25,20.2708,15.125,20.125,31433700],["1998-12-28",20.3958,22.8333,18.3333,18.7292,34489500],["1999-01-04",18.75,20.2917,16.9583,20.2917,38700600],["1999-01-11",20.6667,21.3125,18.0833,19.9167,31862100],["1999-01-18",21,21.8333,18.8542,19.1667,30690300],["1999-01-25",19.4792,23.8125,19.1042,23.4375,35750400],["1999-02-01",23.5208,24.0417,21.3125,22.0208,28251900],["1999-02-08",22.625,22.9167,20.2292,20.8958,27333000],["1999-02-15",21.6667,23.3333,21.2083,23.0208,20159100],["1999-02-22",23.2292,25,22.0833,24.8542,35310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