Prothena Corporation plc (PRTA) - Cash Flow Conversion Efficiency

Latest as of September 2025: -0.138x

Based on the latest financial reports, Prothena Corporation plc (PRTA) has a cash flow conversion efficiency ratio of -0.138x as of September 2025. Cash flow conversion efficiency measures how effectively a company's net assets (equity) generate operating cash flow. It is calculated by dividing operating cash flow ($-40.56 Million) by net assets ($294.99 Million). A higher ratio indicates that the company is more efficient at using its equity to generate cash flow from its core operations. Also see market value of Prothena Corporation plc for the company's overall valuation and market capitalisation.

Prothena Corporation plc - Cash Flow Conversion Efficiency Trend (2010–2024)

This chart illustrates how Prothena Corporation plc's cash flow conversion efficiency has evolved over time, based on yearly financial data.

Prothena Corporation plc Competitors by Cash Flow Conversion Efficiency

The table below lists competitors of Prothena Corporation plc ranked by their cash flow conversion efficiency. Explore PRTA cash flow quality index to measure how well operating cash flow supports reported net income.

Company Cash Flow Conversion Efficiency
Hankook Shell Oil
KO:002960
0.065x
Consolidated Water Co Ltd
NASDAQ:CWCO
0.068x
Taiwan Chinsan Electronic Industrial Co Ltd
TWO:8042
0.042x
Iteos Therapeutics Inc
NASDAQ:ITOS
-0.086x
Tongqinglou Dining Co Ltd
SHG:605108
N/A
Zhejiang Cheng Yi Pharmaceutical Co Ltd
SHG:603811
0.038x
Hind Rectifiers Limited
NSE:HIRECT
0.333x
PetroVietnam Transportation Corp
VN:PVT
0.088x

Annual Cash Flow Conversion Efficiency for Prothena Corporation plc (2010–2024)

The table below shows the annual cash flow conversion efficiency of Prothena Corporation plc from 2010 to 2024. View Prothena Corporation plc (PRTA) stock price for real-time trading data and today's change.

Year Net Assets Operating Cash Flow Cash Flow Conversion Efficiency Change
2024-12-31 $486.93 Million $-150.05 Million -0.308x -29.19%
2023-12-31 $561.37 Million $-133.91 Million -0.239x -36.35%
2022-12-31 $622.04 Million $-108.82 Million -0.175x -188.04%
2021-12-31 $466.04 Million $92.61 Million 0.199x +145.50%
2020-12-31 $184.01 Million $-80.36 Million -0.437x -125.03%
2019-12-31 $272.92 Million $-52.97 Million -0.194x -121.70%
2018-12-31 $323.00 Million $-28.28 Million -0.088x +72.83%
2017-12-31 $407.19 Million $-131.18 Million -0.322x -0.39%
2016-12-31 $365.40 Million $-117.27 Million -0.321x -85.33%
2015-12-31 $360.67 Million $-62.45 Million -0.173x -7249.70%
2014-12-31 $289.89 Million $-683.00K -0.002x +98.73%
2013-12-31 $173.27 Million $-32.10 Million -0.185x +44.31%
2012-12-31 $126.48 Million $-42.07 Million -0.333x -110.87%
2011-12-31 $-6.44 Million $-19.70 Million 3.060x +103.37%
2010-12-31 $100.00K $-9.08 Million -90.830x --

About Prothena Corporation plc

NASDAQ:PRTA USA Biotechnology
Market Cap
$448.40 Million
Market Cap Rank
#12865 Global
#3173 in USA
Share Price
$8.33
Change (1 day)
-5.98%
52-Week Range
$7.91 - $11.51
All Time High
$78.89
About

Prothena Corporation plc, a late-stage clinical biotechnology company, focuses on discovery and development of novel therapies to treat diseases caused by protein dysregulation in the United States. Its product pipeline include Prasinezumab, an investigational humanized monoclonal antibody which is in phase 2b clinical trial, as well as phase 1 and 2 clinical trials for the treatment of parkinson… Read more