A detailed history of Chicago Partners Investment Group LLC transactions in Prothena Corp Public LTD CO stock. As of the latest transaction made, Chicago Partners Investment Group LLC holds 14,841 shares of PRTA stock, worth $152,120. This represents 0.0% of its overall portfolio holdings.

Number of Shares
14,841
Previous 14,759 0.56%
Holding current value
$152,120
Previous $89,000 61.8%
% of portfolio
0.0%
Previous 0.0%

Shares

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

Oct 29, 2025

BUY
$6.22 - $9.76 $510 - $800
82 Added 0.56%
14,841 $144,000
Q2 2025

Jul 29, 2025

BUY
$4.58 - $12.14 $1,131 - $2,998
247 Added 1.7%
14,759 $89,000
Q1 2025

May 09, 2025

BUY
$12.38 - $16.04 $41,039 - $53,172
3,315 Added 29.61%
14,512 $179,000
Q4 2024

Jan 23, 2025

BUY
$11.95 - $18.35 $133,804 - $205,464
11,197 New
11,197 $155,000
Q2 2018

Aug 31, 2018

SELL
$10.99 - $44.21 $2,934 - $11,804
-267 Closed
0 $0
Q4 2017

Mar 28, 2018

SELL
$35.44 - $63.76 $3,827 - $6,886
-108 Reduced 28.8%
267 $0
Q3 2017

Nov 22, 2017

BUY
$53.83 - $67.75 $20,186 - $25,406
375
375 $0

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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