Historical shareholding details of Dr. Alexander K. Arrow, M.D. holdings in Protagenic Therapeutics Inc (PTIX)

Monthly changes of Dr. Alexander K. Arrow, M.D. shareholding in Protagenic Therapeutics Inc over the previous months

Month Name Total no. shares held Percent Holding
Oct 12, 2023 Dr. Alexander K. Arrow, M.D. 45,815 -%
May 18, 2022 Dr. Alexander K. Arrow, M.D. 151,260 -%

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