See attached for a suggestion.
Suggestion uses a helper column to find the pivot points..
then a count is done on these pivot points and another formula lists them in a column without blanks.
Note: the formula in E2 is an array formula and must be confirmed with CTRL+SHIFT+ENTER not just ENTER to get the { } brackets...then it can be copied down as far as you want.
Formula in B2:
copied down
Formula in D2 to get count of pivots:
Formula in E2 to extract pivot points:
confirmed with CSE keys and copied down
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