Annual Net Income
-$122.31M$24.72M+16.81%
Summary
- Current Value
- As of today, PRTA annual net income is -$122.31M, up +16.81% on
- Historical Performance
- PRTA annual net income is down -282.62% over the past 3 years, and down -57.46% over the past 5 years
- All-Time High Comparison
- PRTA annual net income is currently -282.62% below its historical high of $66.98M set on
- 3-Year Low Comparison
- PRTA annual net income is +16.81% above its 3-year low of -$147.03M reached on
- Sector Comparison
- PRTA annual net income is higher than 17.40% of companies in Healthcare sector
Net Income Chart
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Series
SUGGESTED SERIES
Performance
| Metric | Date | Value | 1Y | 3Y | 5Y | 15Y |
|---|---|---|---|---|---|---|
| Annual Net Income | -$122.31M | +16.8% | -282.6% | -57.5% | -878.5% | |
| Quarterly Net Income | -$36.54M | +38.1% | +20.1% | -19.5% | – | |
| TTM Net Income | -$280.46M | -112.7% | -79.2% | -175.0% | – | |
| Price | $9.17 | -35.2% | -82.5% | -28.5% | – | |
| Annual Revenue | $135.16M | +47.9% | -32.6% | +10000.0% | +10000.0% | |
| PE Ratio | - | – | – | – | – | |
| Annual EPS | -$2.27 | +17.7% | -264.6% | -16.8% | -297.7% | |
| Annual Operating Profit | -$154.56M | +19.1% | -314.7% | -80.2% | -1170.8% |
Net Income Highs
| Period | High | Date | Current |
|---|---|---|---|
| 3Y | -$116.95M | N/A | -4.6% |
| 5Y | $66.98M | -282.6% | |
| All | $66.98M | -282.6% |
Net Income Lows
| Period | Low | Date | Current |
|---|---|---|---|
| 3Y | -$147.03M | +16.8% | |
| 5Y | -$147.03M | +16.8% | |
| All | -$160.11M | +23.6% |
Net Income History
FAQ
What is the current annual net income of PRTA?
As of today, PRTA annual net income is -$122.31M
What is 1-year change in PRTA annual net income?
PRTA annual net income is up +16.81% year-over-year
What is 3-year change in PRTA annual net income?
PRTA annual net income is down -282.62% over the past 3 years
How far is PRTA annual net income from its all-time high?
PRTA annual net income is currently -282.62% below its historical high of $66.98M set on December 31, 2021
How does PRTA annual net income rank versus sector peers?
PRTA annual net income is higher than 17.40% of companies in Healthcare sector
When is PRTA next annual earnings release?
The next annual earnings release for PRTA is on
Quarterly Net Income
-$36.54M$89.23M+70.95%
Summary
- Current Value
- As of today, PRTA quarterly net income is -$36.54M, up +70.95% on
- Historical Performance
- PRTA quarterly net income is up +38.07% year-over-year, and up +20.15% over the past 3 years
- All-Time High Comparison
- PRTA quarterly net income is currently -133.45% below its historical high of $109.25M set on
- 3-Year Low Comparison
- PRTA quarterly net income is +70.95% above its 3-year low of -$125.77M reached on
- Sector Comparison
- PRTA quarterly net income is higher than 14.12% of companies in Healthcare sector
Performance
| Metric | Date | Value | 3M | 1Y | 3Y | 5Y |
|---|---|---|---|---|---|---|
| Quarterly Net Income | -$36.54M | +71.0% | +38.1% | +20.1% | -19.5% | |
| Annual Net Income | -$122.31M | – | +16.8% | -282.6% | -57.5% | |
| TTM Net Income | -$280.46M | +7.4% | -112.7% | -79.2% | -175.0% | |
| Price | $9.17 | -11.0% | -35.2% | -82.5% | -28.5% | |
| Quarterly Revenue | $2.42M | -45.4% | +149.0% | +59.2% | +1438.2% | |
| PE Ratio | - | – | – | – | – | |
| Quarterly EPS | -$0.68 | +71.0% | +38.1% | +30.3% | +11.4% | |
| Quarterly Operating Profit | -$39.76M | +23.6% | +40.2% | +21.0% | -28.9% |
Quarterly Net Income Highs
| Period | High | Date | Current |
|---|---|---|---|
| 1Y | -$36.54M | at high | |
| 3Y | $66.89M | -154.6% | |
| 5Y | $109.25M | -133.4% | |
| All | $109.25M | -133.4% |
Quarterly Net Income Lows
| Period | Low | Date | Current |
|---|---|---|---|
| 1Y | -$125.77M | +71.0% | |
| 3Y | -$125.77M | +71.0% | |
| 5Y | -$125.77M | +71.0% | |
| All | -$125.77M | +71.0% |
Quarterly Net Income History
FAQ
What is the current quarterly net income of PRTA?
As of today, PRTA quarterly net income is -$36.54M
What is PRTA quarterly net income most recent change?
PRTA quarterly net income was up +70.95% on September 30, 2025
What is 1-year change in PRTA quarterly net income?
PRTA quarterly net income is up +38.07% year-over-year
How far is PRTA quarterly net income from its all-time high?
PRTA quarterly net income is currently -133.45% below its historical high of $109.25M set on September 30, 2021
How does PRTA quarterly net income rank versus sector peers?
PRTA quarterly net income is higher than 14.12% of companies in Healthcare sector
When is PRTA next earnings release?
The next earnings release for PRTA is on
TTM Net Income
-$280.46M$22.46M+7.41%
Summary
- Current Value
- As of today, PRTA TTM net income is -$280.46M, up +7.41% on
- Historical Performance
- PRTA TTM net income is down -112.74% year-over-year, and down -79.23% over the past 3 years
- All-Time High Comparison
- PRTA TTM net income is currently -503.90% below its historical high of $69.44M set on
- 3-Year Low Comparison
- PRTA TTM net income is +7.41% above its 3-year low of -$302.92M reached on
- Sector Comparison
- PRTA TTM net income is higher than 6.70% of companies in Healthcare sector
Performance
| Metric | Date | Value | 3M | 1Y | 3Y | 5Y |
|---|---|---|---|---|---|---|
| TTM Net Income | -$280.46M | +7.4% | -112.7% | -79.2% | -175.0% | |
| Annual Net Income | -$122.31M | – | +16.8% | -282.6% | -57.5% | |
| Quarterly Net Income | -$36.54M | +71.0% | +38.1% | +20.1% | -19.5% | |
| Price | $9.17 | -11.0% | -35.2% | -82.5% | -28.5% | |
| TTM Revenue | $11.79M | +14.0% | -91.2% | +128.7% | +1473.6% | |
| PE Ratio | - | – | – | – | – | |
| TTM EPS | -$5.21 | +7.4% | -109.8% | -55.9% | -103.9% | |
| TTM Operating Profit | -$222.25M | +10.7% | -32.1% | -35.0% | -110.3% |
TTM Net Income Highs
| Period | High | Date | Current |
|---|---|---|---|
| 1Y | -$110.27M | -154.3% | |
| 3Y | -$50.92M | -450.8% | |
| 5Y | $69.44M | -503.9% | |
| All | $69.44M | -503.9% |
TTM Net Income Lows
| Period | Low | Date | Current |
|---|---|---|---|
| 1Y | -$302.92M | +7.4% | |
| 3Y | -$302.92M | +7.4% | |
| 5Y | -$302.92M | +7.4% | |
| All | -$302.92M | +7.4% |
TTM Net Income History
FAQ
What is the current TTM net income of PRTA?
As of today, PRTA TTM net income is -$280.46M
What is PRTA TTM net income most recent change?
PRTA TTM net income was up +7.41% on September 30, 2025
What is 1-year change in PRTA TTM net income?
PRTA TTM net income is down -112.74% year-over-year
How far is PRTA TTM net income from its all-time high?
PRTA TTM net income is currently -503.90% below its historical high of $69.44M set on September 30, 2021
How does PRTA TTM net income rank versus sector peers?
PRTA TTM net income is higher than 6.70% of companies in Healthcare sector
When is PRTA next earnings release?
The next earnings release for PRTA is on
Net Income Formula
Net Income = − − − − − Other Expenses
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