A detailed history of Ballentine Partners, LLC transactions in Prothena Corp Public LTD CO stock. As of the latest transaction made, Ballentine Partners, LLC holds 18,310 shares of PRTA stock, worth $187,677. This represents 0.0% of its overall portfolio holdings.

Number of Shares
18,310
Holding current value
$187,677
% of portfolio
0.0%

Shares

1 transactions
Quarter Operation Price Per share shares change shares Held SEC Form
Q3 2025

Nov 03, 2025

BUY
$6.22 - $9.76 $113,888 - $178,705
18,310 New
18,310 $178,000

Others Institutions Holding PRTA

About PROTHENA CORP PUBLIC LTD CO


  • Ticker PRTA
  • Exchange NASDAQ
  • Sector Healthcare
  • Industry Biotechnology
  • Shares Outstandng 46,922,800
  • Market Cap $481M
  • Description
  • Prothena Corporation plc, a late-stage clinical company, focuses on discovery and development of novel therapies for life-threatening diseases in the United States. The company is involved in developing Birtamimab, an investigational humanized antibody that is in Phase III clinical trial for the treatment of AL amyloidosis; Prasinezumab, a human...
More about PRTA
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