Alps Advisors Inc Prothena Corp Public LTD CO Transaction History

Alps Advisors Inc

  • $17.2 Billion
  • Q2 2025

A detailed history of Alps Advisors Inc transactions in Prothena Corp Public LTD CO stock. As of the latest transaction made, Alps Advisors Inc holds 29,028 shares of PRTA stock, worth $301,020. This represents 0.0% of its overall portfolio holdings.

Number of Shares
29,028
Previous 37,956 23.52%
Holding current value
$301,020
Previous $469,000 62.47%
% of portfolio
0.0%
Previous 0.0%

Shares

19 transactions
Quarter Operation Price Per share shares change shares Held SEC Form
Q2 2025

Aug 11, 2025
SELL
$4.58 - $12.14 $40,890 - $108,385
-8,928 Reduced 23.52%
29,028 $176,000
Q1 2025

Apr 30, 2025
SELL
$12.38 - $16.04 $68,758 - $89,086
-5,554 Reduced 12.76%
37,956 $469,000
Q4 2024

Feb 13, 2025
BUY
$11.95 - $18.35 $22,501 - $34,553
1,883 Added 4.52%
43,510 $602,000
Q3 2024

Nov 12, 2024
SELL
$16.73 - $24.79 $5,152 - $7,635
-308 Reduced 0.73%
41,627 $696,000
Q2 2024

Aug 13, 2024
BUY
$19.54 - $26.15 $79,058 - $105,802
4,046 Added 10.68%
41,935 $865,000
Q1 2024

May 14, 2024
BUY
$24.75 - $40.66 $33,635 - $55,256
1,359 Added 3.72%
37,889 $938,000
Q4 2023

Feb 14, 2024
SELL
$32.31 - $52.32 $96,736 - $156,646
-2,994 Reduced 7.58%
36,530 $1.33 Million
Q3 2023

Nov 14, 2023
BUY
$47.3 - $70.6 $35,380 - $52,808
748 Added 1.93%
39,524 $1.91 Million
Q2 2023

Aug 14, 2023
BUY
$48.26 - $78.59 $199,892 - $325,519
4,142 Added 11.96%
38,776 $2.65 Million
Q1 2023

May 10, 2023
BUY
$46.97 - $58.27 $87,270 - $108,265
1,858 Added 5.67%
34,634 $1.68 Million
Q4 2022

Feb 14, 2023
BUY
$52.05 - $65.0 $374,031 - $467,090
7,186 Added 28.08%
32,776 $1.97 Million
Q3 2022

Nov 14, 2022
SELL
$25.16 - $60.63 $54,848 - $132,173
-2,180 Reduced 7.85%
25,590 $1.55 Million
Q2 2022

Aug 11, 2022
SELL
$22.73 - $39.98 $459,418 - $808,075
-20,212 Reduced 42.12%
27,770 $754,000
Q1 2022

May 16, 2022
SELL
$30.27 - $49.22 $179,682 - $292,169
-5,936 Reduced 11.01%
47,982 $1.76 Million
Q4 2021

Feb 09, 2022
SELL
$42.11 - $73.26 $54,237 - $94,358
-1,288 Reduced 2.33%
53,918 $2.66 Million
Q3 2021

Nov 15, 2021
SELL
$48.2 - $78.89 $128,886 - $210,951
-2,674 Reduced 4.62%
55,206 $3.93 Million
Q2 2021

Aug 11, 2021
SELL
$21.63 - $57.65 $310,109 - $826,528
-14,337 Reduced 19.85%
57,880 $2.98 Million
Q1 2021

May 07, 2021
BUY
$11.0 - $28.24 $869 - $2,230
79 Added 0.11%
72,217 $1.81 Million
Q4 2020

Feb 03, 2021
BUY
$10.12 - $13.94 $730,036 - $1.01 Million
72,138 New
72,138 $866,000

Others Institutions Holding PRTA

# of Institutions
217
Shares Held
34.1M
Call Options Held
879K
Put Options Held
791K
View Full List

About PROTHENA CORP PUBLIC LTD CO

PRTA Quotes by TradingView
  • Ticker PRTA
  • Exchange NASDAQ
  • Sector Healthcare
  • Industry Biotechnology
  • Shares Outstandng 46,922,800
  • Market Cap $487M
  • 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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