Annual Net Margin
-90.49%70.43%+43.77%
Summary
- Current Value
- As of today, PRTA annual net margin is -90.49%, up +43.77% on
- Historical Performance
- PRTA annual net margin is down -371.01% over the past 3 years, and up +99.05% over the past 5 years
- All-Time High Comparison
- PRTA annual net margin is currently -371.01% below its historical high of 33.39% set on
- 3-Year Low Comparison
- PRTA annual net margin is +58.29% above its 3-year low of -216.95% reached on an earlier date
- Sector Comparison
- PRTA annual net margin is higher than 42.89% of companies in Healthcare sector
Net Margin Chart
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Series
SUGGESTED SERIES
Performance
| Metric | Date | Value | 1Y | 3Y | 5Y | 15Y |
|---|---|---|---|---|---|---|
| Annual Net Margin | -90.49% | +43.8% | -371.0% | +99.0% | +91.0% | |
| Quarterly Net Margin | -1,513.08% | +75.1% | +49.8% | +92.2% | – | |
| Price | $9.05 | -36.1% | -83.1% | -29.4% | – | |
| PE Ratio | - | – | – | – | – | |
| Annual Revenue | $135.16M | +47.9% | -32.6% | +10000.0% | +10000.0% | |
| Annual Net Income | -$122.31M | +16.8% | -282.6% | -57.5% | -878.5% | |
| Annual Gross Margin | 97.35% | +7.2% | +100.0% | +100.0% | +16.8% | |
| Annual Operating Margin | -114.36% | +45.3% | -418.7% | +98.9% | +88.3% |
Net Margin Highs
| Period | High | Date | Current |
|---|---|---|---|
| 3Y | -90.49% | at high | |
| 5Y | 33.39% | -371.0% | |
| All | 33.39% | -371.0% |
Net Margin Lows
| Period | Low | Date | Current |
|---|---|---|---|
| 3Y | -216.95% | N/A | +58.3% |
| 5Y | -13.03% | N/A | +99.3% |
| All | -16.30% | +99.4% |
Net Margin History
FAQ
What is the current annual net margin of PRTA?
As of today, PRTA annual net margin is -90.49%
What is 1-year change in PRTA annual net margin?
PRTA annual net margin is up +43.77% year-over-year
What is 3-year change in PRTA annual net margin?
PRTA annual net margin is down -371.01% over the past 3 years
How far is PRTA annual net margin from its all-time high?
PRTA annual net margin is currently -371.01% below its historical high of 33.39% set on December 31, 2021
How does PRTA annual net margin rank versus sector peers?
PRTA annual net margin is higher than 42.89% of companies in Healthcare sector
When is PRTA next annual earnings release?
The next annual earnings release for PRTA is on
Quarterly Net Margin
-1,513.08%1,332.33%+46.82%
Summary
- Current Value
- As of today, PRTA quarterly net margin is -1,513.08%, up +46.82% on
- Historical Performance
- PRTA quarterly net margin is up +75.12% year-over-year, and up +49.84% over the past 3 years
- All-Time High Comparison
- PRTA quarterly net margin is currently -2027.49% below its historical high of 78.50% set on
- 3-Year Low Comparison
- PRTA quarterly net margin is +98.95% above its 3-year low of -144.48% reached on
- Sector Comparison
- PRTA quarterly net margin is higher than 16.00% of companies in Healthcare sector
Performance
| Metric | Date | Value | 3M | 1Y | 3Y | 5Y |
|---|---|---|---|---|---|---|
| Quarterly Net Margin | -1,513.08% | +46.8% | +75.1% | +49.8% | +92.2% | |
| Annual Net Margin | -90.49% | – | +43.8% | -371.0% | +99.0% | |
| Price | $9.05 | -12.6% | -36.1% | -83.1% | -29.4% | |
| PE Ratio | - | – | – | – | – | |
| Quarterly Revenue | $2.42M | -45.4% | +149.0% | +59.2% | +1438.2% | |
| Quarterly Net Income | -$36.54M | +71.0% | +38.1% | +20.1% | -19.5% | |
| Quarterly Gross Margin | 60.95% | -23.8% | +658.1% | +100.0% | +100.0% | |
| Quarterly Operating Margin | -1,646.42% | -39.9% | +76.0% | +50.4% | +91.6% |
Quarterly Net Margin Highs
| Period | High | Date | Current |
|---|---|---|---|
| 1Y | -1,513.08% | at high | |
| 3Y | 50.67% | -3086.2% | |
| 5Y | 78.50% | -2027.5% | |
| All | 78.50% | -2027.5% |
Quarterly Net Margin Lows
| Period | Low | Date | Current |
|---|---|---|---|
| 1Y | -2,845.41% | +46.8% | |
| 3Y | -144.48% | +99.0% | |
| 5Y | -144.48% | +99.0% | |
| All | -144.48% | +99.0% |
Quarterly Net Margin History
FAQ
What is the current quarterly net margin of PRTA?
As of today, PRTA quarterly net margin is -1,513.08%
What is PRTA quarterly net margin most recent change?
PRTA quarterly net margin was up +46.82% on September 30, 2025
What is 1-year change in PRTA quarterly net margin?
PRTA quarterly net margin is up +75.12% year-over-year
How far is PRTA quarterly net margin from its all-time high?
PRTA quarterly net margin is currently -2027.49% below its historical high of 78.50% set on September 30, 2021
How does PRTA quarterly net margin rank versus sector peers?
PRTA quarterly net margin is higher than 16.00% of companies in Healthcare sector
When is PRTA next earnings release?
The next earnings release for PRTA is on
Net Margin Formula
Net Margin =
× 100%
× 100%
Data Sources & References
- PRTA Official Website www.prothena.com
- Most Recent Quarterly Report (10-Q) www.sec.gov/Archives/edgar/data/1559053/000155905325000044/0001559053-25-000044-index.htm
- Most Recent Annual Report (10-K) www.sec.gov/Archives/edgar/data/1559053/000155905325000009/0001559053-25-000009-index.htm
- PRTA Profile on Yahoo Finance finance.yahoo.com/quote/PRTA
- PRTA Profile on NASDAQ.com www.nasdaq.com/market-activity/stocks/prta