There's usually an option to just convert the axis from absolute $$ to % change from the earliest data point. Plus, most professionals aren't going to ever loo

There's usually an option to just convert the axis from absolute $$ to % change from the earliest data point. Plus, most professionals aren't going to ever look at one particular stock, like an Apple trader will have Apple, a tech sector ETF and the S&P500. As soon as you add a second series the y-axis _has_ to revert to a percentage change. They'll all start at the same point, which will be labeled 0%, and then diverge.