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Fourier Analysis of HPQ (HP Inc. Common Stock)

HPQ (HP Inc. Common Stock) appears to have interesting cyclic behaviour every 261 weeks (.9373*sine), 287 weeks (.7622*sine), and 191 weeks (.6006*cosine).

HPQ (HP Inc. Common Stock) has an average price of 4.95 (topmost row, frequency = 0).

Click on the checkboxes shown on the right to see how the various frequencies contribute to the graph. Look for large magnitude coefficients (sine or cosine), as these are associated with frequencies which contribute most to the associated stock plot. If you find a large magnitude coefficient which dramatically changes the graph, look at the associated "Period" in weeks, as you may have found a significant recurring cycle for the stock of interest.