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Analyzing minute-by-minute stock data of BA (Boeing) and AXP (American Express) from April 9, 1997, to January 7, 2009. Includes equations for Realized Variance, Bipower Variation, Quad-Power Quarticity, and more. Discover volatility signatures, jump tests, and economic event correlations. Experiment with sampling frequencies and other related stocks.
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Preliminary Data analysis Pat Amatyakul Econ 201 FS 4 February 2009
Data • Minute by minute stock data of BA(Boeing) and AXP (American Express) from April 9, 1997 to January 7, 2009 • Total of 2923 days for Boeing • Total of 2922 days for American Express • There are 385 observations per day from 9:35am to 3:59pm
Equations • Realized Variance • Bipower Variation • Tripower Quarticity
Equations(cont) • Quad-Power Quarticity • Ratio Max-adjusted z statistics
Stock Prices for Boeing Mean=55.13 Min=24.75 Max=107.7
Stock Prices for American Express Mean =44.44 Min=16.61 Max=65.86
Extensions • Use some other sampling frequencies to see whether the results are accurate • Finding economic events/annoucements that match the jumping days depicted by the z-statistics • Add other stocks that could be related and analyzed those as well