Stock Split History
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Prothena is a clinical-stage neuroscience company. Co. is developing a pipeline of therapeutic candidates for a number of indications and targets. Co.'s partnered programs include prasinezumab (PRX002/RG7935) for the potential treatment of Parkinson's disease and other related synucleinopathies, and programs that target tau, TDP-43 and an undisclosed target for the potential treatment of Alzheimer's disease, amyotrophic lateral sclerosis, frontotemporal dementia or other neurodegenerative diseases. Co.'s proprietary programs include PRX004 for the potential treatment of ATTR amyloidosis, and programs that target Amyloid beta for the potential treatment of Alzheimer's disease. According to our Prothena stock split history records, Prothena has had 0 splits.
Prothena stock split history picture
Prothena (PRTA) has 0 splits in our Prothena stock split history database.

Looking at the Prothena stock split history from start to finish, an original position size of 1000 shares would have turned into 1000 today. Below, we examine the compound annual growth rate — CAGR for short — of an investment into Prothena shares, starting with a $10,000 purchase of PRTA, presented on a split-history-adjusted basis factoring in the complete Prothena stock split history. Prothena split adjusted history picture

Growth of $10,000.00
Without Dividends Reinvested

Start date: 12/24/2012
End date: 09/23/2022
Start price/share: $6.80
End price/share: $30.74
Dividends collected/share: $0.00
Total return: 352.06%
Average Annual Total Return: 16.73%
Starting investment: $10,000.00
Ending investment: $45,193.42
Years: 9.75
Date Ratio
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