Prothena Corporation plc (PRTA) Profit Margins
Over the twelve months to 2026-06-30, Prothena Corporation plc (PRTA) had operating margin -101.8%, net margin -80.7%, free cash flow margin -111.3%, according to EquiReason's reading of its SEC filings.
Source: SEC EDGAR filings · figures as of 2026-06-30 · read by EquiReason
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- Market cap
- 421.0M
- P/E TTM
- —
- Dividend yield
- —
- 52-week
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- Next earnings
- 29 Oct, in 5 days
| Line | FY2014 Dec 14 | FY2015 Dec 15 | FY2016 Dec 16 | FY2017 Dec 17 | FY2018 Dec 18 | FY2019 Dec 19 | FY2020 Dec 20 | FY2021 Dec 21 | FY2022 Dec 22 | FY2023 Dec 23 | FY2024 Dec 24 | FY2025 Dec 25 | TTM Jun 26 | Trend |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Operating margin | -13.1% | -4974.3% | -15121.8% | -564.2% | -16634.0% | -10527.9% | -13216.2% | 35.9% | -244.1% | -209.1% | -114.4% | -2216.4% | -101.8% | |
| Net margin | -14.1% | -5016.3% | -15176.1% | -556.8% | -16297.9% | -9542.6% | -13029.8% | 33.4% | -217.0% | -160.9% | -90.5% | -2520.6% | -80.7% | |
| FCF margin | -2.4% | -3732.5% | -12596.6% | -489.9% | -3146.0% | -6575.4% | -9444.1% | 45.9% | -202.7% | -149.6% | -111.2% | -1690.6% | -111.3% |
USD millions · SEC XBRL
Prothena Corporation plc — questions
- What is Prothena Corporation plc's operating margin?
- -101.8% over the twelve months to 2026-06-30.
- What is Prothena Corporation plc's net profit margin?
- -80.7% over the twelve months to 2026-06-30.
Every figure on this page comes from Prothena Corporation plc's own SEC filings — see them on SEC EDGAR. Price data is licensed and shown only inside the product.
How these figures are read: methodology · EquiReason.