Ascending Tops

This refers to a series of peaks, each peak higher than the previous one on the stock's chart pattern. The chart below illustrates a series of four ascending tops.

Investopedia Says:
This is considered a very bullish indicator.

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Triple and double tops and bottoms may be tough to spot, but once you learn them, they can be powerful patterns. Price Patterns - Part 4

Chart pattern tracing a security's price over a period of time and showing that each peak in a security's price is higher than the preceding peak. This upward movement is considered bullish, meaning that the upward trend is likely to continue. See also Descending Tops.