Prothena Stock (PRTA)

Track Prothena stock through TheStreet Pro's latest coverage, including articles, Daily Diary mentions, Action Alerts PLUS portfolio activity, contributor watchlist signals, and Pro price levels.

$9.97

▲ +5.45 (+119.00%) past year

Live · Updated May 28, 5:30 PM

Market Cap

$526.67M

P/E Ratio

4.0x

1Y Return

+119.00%

EPS (TTM)

-$2.81

Read the latest TheStreet Pro articles mentioning Prothena, including market roundups, portfolio updates, trade ideas, and investing analysis.

Articles

1 article

trade-ideas Inside My Portfolio Part II: 15 More Positions I'm Holding
James "Rev Shark" DePorreDec 26, 2025
PRTA QQQ HUMA

Daily Diary Mentions

0 mentions

No diary mentions for PRTA yet.