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Prothena Corp. (PRTA) – Options

Oct 16, 2023 11:05 AM Prothena Corp. (PRTA) call put ratio 21 calls to 1 put with focus on October calls as share price up 21%
Jun 8, 2021 04:37 AM Prothena Corp. (PRTA) call put ratio 6 calls to 1 put after Biogen (BIIB) data
Jun 7, 2021 01:28 PM
Dec 10, 2018 05:34 AM
Mar 9, 2018 05:19 AM
Jun 29, 2017 10:55 AM

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