• LAST PRICE
    56.5500
  • TODAY'S CHANGE (%)
    Trending Up1.5900 (2.8930%)
  • Bid / Lots
    52.8800/ 1
  • Ask / Lots
    56.5000/ 1
  • Open / Previous Close
    55.2800 / 54.9600
  • Day Range
    Low 54.6200
    High 56.8200
  • 52 Week Range
    Low 21.0600
    High 66.4700
  • Volume
    434,634
    above average

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Price Comparison Graph. See accessible table below
1 Day Comparison Chart Accessibility Table. Monday's close: 54.96
TimeVolumePRTA
09:32 ET393455.345
09:33 ET10055.85
09:37 ET10055.6684
09:42 ET10055.85
09:51 ET10056.22
09:53 ET10056.11
09:55 ET20056.11
09:57 ET10056.245
10:00 ET10056.24
10:02 ET10056.39
10:04 ET141455.885
10:06 ET120055.58
10:08 ET1619955.53
10:09 ET40055.64
10:11 ET12355.65
10:13 ET80055.935
10:15 ET1097455.85
10:18 ET599555.7
10:20 ET277155.8
10:22 ET176355.735
10:24 ET30055.705
10:26 ET10055.85
10:27 ET10055.835
10:29 ET20055.9
10:33 ET40055.895
10:36 ET10055.9
10:38 ET20056.01
10:40 ET110055.81
10:42 ET10055.87
10:44 ET30056.02
10:45 ET430755.78
10:47 ET10055.705
10:51 ET10055.745
10:54 ET90055.71
10:56 ET20055.74
10:58 ET80055.71
11:02 ET30055.82
11:03 ET20055.9
11:05 ET20055.89
11:07 ET70055.895
11:09 ET20055.96
11:12 ET1483956.03
11:14 ET30056.13
11:16 ET27356.13
11:18 ET140956.16
11:20 ET60056.085
11:21 ET50056.1
11:23 ET20056.11
11:25 ET30056.09
11:27 ET10056.09
11:30 ET30056.16
11:32 ET260055.96
11:34 ET60355.925
11:36 ET129756.02
11:38 ET110055.975
11:39 ET10055.83
11:41 ET63155.957
11:43 ET60056
11:45 ET110056
11:48 ET90055.975
11:50 ET82455.89
11:52 ET10055.88
11:54 ET10855.82
11:56 ET485456.1
11:57 ET20056.08
11:59 ET110056.04
12:01 ET120055.895
12:03 ET29055.89
12:08 ET10055.98
12:10 ET10056
12:12 ET40056.02
12:14 ET20056.04
12:15 ET30055.94
12:17 ET20056.015
12:19 ET100056.015
12:21 ET20056.1
12:24 ET20056.1
12:26 ET40056.1
12:28 ET40056.3
12:30 ET60056.315
12:32 ET40056.34
12:33 ET30056.335
12:35 ET10056.35
12:37 ET20056.345
12:39 ET60056.44
12:44 ET40056.515
12:46 ET10056.61
12:48 ET90056.43
12:51 ET169156.47
12:53 ET122056.4
01:00 ET40056.4
01:02 ET40056.46
01:04 ET30056.46
01:06 ET60056.61
01:08 ET124456.59
01:09 ET10056.595
01:11 ET30056.575
01:13 ET100056.47
01:20 ET60056.445
01:24 ET13756.42
01:26 ET20056.45
01:27 ET20056.525
01:29 ET10056.52
01:31 ET20056.48
01:33 ET20056.44
01:38 ET30056.49
01:40 ET10056.48
01:42 ET10056.47
01:44 ET111256.34
01:47 ET99356.43
01:49 ET21056.46
01:51 ET150056.38
01:54 ET319856.295
01:58 ET82356.31
02:00 ET86256.48
02:02 ET200256.54
02:03 ET20656.41
02:05 ET10056.43
02:07 ET190056.515
02:09 ET30056.59
02:12 ET40056.58
02:14 ET10056.66
02:16 ET91456.53
02:18 ET40056.48
02:20 ET10056.55
02:21 ET90056.625
02:23 ET40056.67
02:25 ET20056.72
02:27 ET70456.715
02:30 ET10056.715
02:32 ET43156.79
02:34 ET20056.81
02:36 ET60056.775
02:39 ET140056.7
02:41 ET20056.73
02:43 ET50056.665
02:45 ET70056.6
02:50 ET464956.375
02:52 ET61956.3
02:54 ET30056.38
02:56 ET10056.42
02:57 ET30056.41
02:59 ET20056.41
03:01 ET90056.43
03:03 ET10056.425
03:06 ET701056.49
03:08 ET20056.48
03:10 ET677256.41
03:12 ET116056.33
03:14 ET240056.12
03:17 ET92556.25
03:19 ET51756.24
03:21 ET20056.23
03:24 ET60056.23
03:26 ET20056.195
03:28 ET120056.07
03:30 ET10056.07
03:32 ET30056.15
03:33 ET30056.15
03:35 ET68856.22
03:37 ET170056.08
03:39 ET30056.05
03:42 ET69956.055
03:44 ET90056.01
03:46 ET210055.92
03:48 ET89455.99
03:50 ET1325756.185
03:51 ET832256.26
03:53 ET526956.36
03:55 ET339756.505
03:57 ET494756.43
04:00 ET1979556.55
Data delayed at least 15 minutes.
Industry Peers Overview Table
Company sortableMarket Cap sortableP/E Ratio (TTM) sortableEPS Growth (5yr) sortable
United StatesPRTA
Prothena Corporation PLC
2.8B
-16.9x
---
United StatesINSM
Insmed Inc
2.8B
-5.9x
---
United StatesBPMC
Blueprint Medicines Corp
2.8B
-3.9x
---
United StatesMYOV
Myovant Sciences Ltd
2.6B
-14.0x
---
United StatesDNA
Ginkgo Bioworks Holdings Inc
2.8B
-0.9x
---
United StatesRVNC
Revance Therapeutics Inc
2.7B
-8.9x
---
As of 2023-01-31

Company Information

Prothena Corporation Public Limited Company is a late-stage clinical company engaged in the protein dysregulation and a pipeline of investigational therapies for rare peripheral amyloid and neurodegenerative diseases. The Company is advancing a pipeline of therapeutic candidates for a range of indications and targets to integrate scientific insights around neurological dysfunction and the biology of misfolded proteins. The Company is also advancing several discovery and preclinical-stage programs for neurological diseases with unmet medical needs such as AD and amyotrophic lateral sclerosis (ALS). The Company's clinical pipeline of antibody-based product candidates targets a range of indications, including Birtamimab for the treatment of amyloid light-chain (AL) amyloidosis. The Company's pipeline includes AL Amyloidosis & Birtamimab, Parkinson’s Disease & Prasinezumab, Transthyretin amyloidosis (ATTR) & PRX004, Alzheimer’s Disease and Pioneering Neuroscience.

Contact Information

Headquarters
77 Sir John Rogersons Quay Block C, Grand Canal DocklandsDUBLIN, Ireland D02 T804
Phone
---
Fax
---

Executives

Independent Chairman of the Board
Lars Ekman
President, Chief Executive Officer, Director
Gene Kinney
Chief Financial Officer, Chief Strategy Officer
Tran Nguyen
Chief Operating Officer
Brandon Smith
Chief Accounting Officer
Karin Walker

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Fundamentals Table
Market Cap
$2.8B
Revenue (TTM)
$5.2M
Shares Outstanding
51.1M
Dividend Yield
0.00%
Annual Dividend Rate
---
Ex-Dividend Date
01-01-01
Pay Date
01-01-01
Beta
0.46
EPS
$-3.34
Book Value
$9.99
P/E Ratio
-16.9x
Price/Sales (TTM)
545.3
Price/Cash Flow (TTM)
---
Operating Margin
-3,193.19%
*GAAP = prior to non-GAAP analyst adjusted earnings.

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