A detailed history of Swiss National Bank transactions in Prothena Corp Public LTD CO stock. As of the latest transaction made, Swiss National Bank holds 68,700 shares of PRTA stock, worth $1.05 Million. This represents 0.0% of its overall portfolio holdings.

Number of Shares
68,700
Previous 68,700 -0.0%
Holding current value
$1.05 Million
Previous $1.42 Million 18.91%
% of portfolio
0.0%
Previous 0.0%

Shares

19 transactions
Quarter Operation Price Per share shares change shares Held SEC Form
Q2 2024

Aug 08, 2024

SELL
$19.54 - $26.15 $205,170 - $274,575
-10,500 Reduced 13.26%
68,700 $1.42 Million
Q4 2023

Feb 06, 2024

SELL
$32.31 - $52.32 $252,018 - $408,096
-7,800 Reduced 8.97%
79,200 $2.88 Million
Q3 2023

Nov 08, 2023

BUY
$47.3 - $70.6 $52,030 - $77,660
1,100 Added 1.28%
87,000 $4.2 Million
Q2 2023

Aug 09, 2023

BUY
$48.26 - $78.59 $617,728 - $1.01 Million
12,800 Added 17.51%
85,900 $5.87 Million
Q1 2023

May 10, 2023

SELL
$46.97 - $58.27 $291,214 - $361,274
-6,200 Reduced 7.82%
73,100 $3.54 Million
Q4 2022

Feb 08, 2023

BUY
$52.05 - $65.0 $109,305 - $136,500
2,100 Added 2.72%
79,300 $4.78 Million
Q1 2022

May 09, 2022

BUY
$30.27 - $49.22 $236,106 - $383,916
7,800 Added 11.24%
77,200 $2.82 Million
Q4 2021

Feb 08, 2022

BUY
$42.11 - $73.26 $46,321 - $80,586
1,100 Added 1.61%
69,400 $3.43 Million
Q3 2021

Nov 08, 2021

BUY
$48.2 - $78.89 $322,940 - $528,563
6,700 Added 10.88%
68,300 $4.87 Million
Q2 2021

Aug 06, 2021

BUY
$21.63 - $57.65 $49,749 - $132,595
2,300 Added 3.88%
61,600 $3.17 Million
Q1 2021

May 07, 2021

BUY
$11.0 - $28.24 $15,400 - $39,536
1,400 Added 2.42%
59,300 $1.49 Million
Q2 2020

Aug 05, 2020

SELL
$9.56 - $12.51 $186,420 - $243,945
-19,500 Reduced 25.19%
57,900 $606,000
Q1 2020

May 08, 2020

BUY
$7.54 - $15.77 $7,540 - $15,770
1,000 Added 1.31%
77,400 $828,000
Q4 2019

Feb 06, 2020

BUY
$7.48 - $17.01 $16,456 - $37,422
2,200 Added 2.96%
76,400 $1.21 Million
Q2 2019

Aug 02, 2019

BUY
$8.85 - $12.49 $14,160 - $19,984
1,600 Added 2.2%
74,200 $784,000
Q1 2019

May 10, 2019

BUY
$10.32 - $14.49 $22,704 - $31,878
2,200 Added 3.13%
72,600 $881,000
Q4 2018

Feb 13, 2019

BUY
$8.73 - $13.74 $34,920 - $54,960
4,000 Added 6.02%
70,400 $725,000
Q4 2017

Feb 07, 2018

BUY
$35.44 - $63.76 $99,232 - $178,528
2,800 Added 4.4%
66,400 $2.49 Million
Q3 2017

Nov 03, 2017

BUY
$53.83 - $67.75 $3.42 Million - $4.31 Million
63,600
63,600 $4.12 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 $714M
  • 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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