Prothena Corporation plc
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Prothena Corporation plc (PRTA)

Price-to-Earnings Ratio History

P/E Ratio (TTM)

3.98

Financial Fundamentals

PRTA β€’ Quarterly Data β€’ 5Y View

Quarterly P/E

QuarterP/E Ratio
2012-03-31-2.95
2012-06-30-3.27
2012-09-30-3.67
2012-12-31-2.23
2013-03-31-3.30
2013-06-30-5.07
2013-09-30-9.20
2013-12-31-12.75
2014-03-3111.68
2014-06-3093.96
2014-09-30-11.54
2014-12-31-10.81
2015-03-31-17.34
2015-06-30-22.32
2015-09-30-15.53
2015-12-31-22.40
2016-03-31-12.70
2016-06-30-7.41
2016-09-30-11.90
2016-12-31-8.72
2017-03-31-14.09
2017-06-30-29.41
2017-09-30-11.82
2017-12-31-7.56
2018-03-31-7.28
2018-06-30-2.43
2018-09-30-5.19
2018-12-31-4.60
2019-03-31-5.60
2019-06-30-6.42
2019-09-30-4.00
2019-12-31-7.33
2020-03-31-4.53
2020-06-30-3.96
2020-09-30-3.24
2020-12-31-3.90
2021-03-31-6.90
2021-06-3020.73
2021-09-307.45
2021-12-31-17.39
2022-03-31-11.72
2022-06-30-7.71
2022-09-30-15.63
2022-12-31115.87
2023-03-31-13.62
2023-06-30-16.57
2023-09-3029.42
2023-12-31-7.21
2024-03-31-4.88
2024-06-304.13
2024-09-30-3.80
2024-12-31-3.21
2025-03-31-2.76
2025-06-30-0.65
2025-09-30-3.59
2025-12-31-5.97
2026-03-313.98

* P/E ratios are calculated using trailing twelve-month (TTM) earnings.

Prothena Corporation plc (PRTA) P/E Ratio History & Valuation Cycles