A detailed history of Quadrature Capital LTD transactions in Prothena Corp Public LTD CO stock. As of the latest transaction made, Quadrature Capital LTD holds 27,215 shares of PRTA stock, worth $278,953. This represents 0.0% of its overall portfolio holdings.

Number of Shares
27,215
Previous 23,752 14.58%
Holding current value
$278,953
Previous $144 Million 83.74%
% of portfolio
0.0%
Previous 0.0%

Shares

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

Nov 13, 2025

BUY
$6.22 - $9.76 $21,539 - $33,798
3,463 Added 14.58%
27,215 $265 Million
Q2 2025

Aug 13, 2025

BUY
$4.58 - $12.14 $108,784 - $288,349
23,752 New
23,752 $144 Million

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
Track This Portfolio

Track Quadrature Capital LTD Portfolio

Follow Quadrature Capital LTD and customize your updates to receive the information that matters most to you.

Portfolio Update

Get notified when there are updates to the investment portfolio of Quadrature Capital LTD, based on Form 13F filings with the SEC.

News

Stay updated on Quadrature Capital LTD with notifications on news.