Annual Operating Profit
-$154.56M$36.48M+19.09%
Summary
- Current Value
- As of today, PRTA annual operating profit is -$154.56M, up +19.09% on
- Historical Performance
- PRTA annual operating profit is down -314.74% over the past 3 years, and down -80.23% over the past 5 years
- All-Time High Comparison
- PRTA annual operating profit is currently -314.74% below its historical high of $71.98M set on
- 3-Year Low Comparison
- PRTA annual operating profit is +19.09% above its 3-year low of -$191.04M reached on
- Sector Comparison
- PRTA annual operating profit is higher than 11.11% of companies in Healthcare sector
Operating Profit Chart
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Series
SUGGESTED SERIES
Performance
| Metric | Date | Value | 1Y | 3Y | 5Y | 15Y |
|---|---|---|---|---|---|---|
| Annual Operating Profit | -$154.56M | +19.1% | -314.7% | -80.2% | -1170.8% | |
| Quarterly Operating Profit | -$39.76M | +40.2% | +21.0% | -28.9% | – | |
| TTM Operating Profit | -$222.25M | -32.1% | -35.0% | -110.3% | – | |
| Price | $9.05 | -36.1% | -83.1% | -29.4% | – | |
| PE Ratio | - | – | – | – | – | |
| Annual Revenue | $135.16M | +47.9% | -32.6% | +10000.0% | +10000.0% | |
| Annual EPS | -$2.27 | +17.7% | -264.6% | -16.8% | -297.7% | |
| Annual Gross Profit | $131.57M | +58.6% | +100.0% | +100.0% | +10000.0% | |
| $289.72M | +2.6% | +125.3% | +234.7% | +2061.3% |
Operating Profit Highs
| Period | High | Date | Current |
|---|---|---|---|
| 3Y | -$131.56M | N/A | -17.5% |
| 5Y | $71.98M | -314.7% | |
| All | $71.98M | -314.7% |
Operating Profit Lows
| Period | Low | Date | Current |
|---|---|---|---|
| 3Y | -$191.04M | +19.1% | |
| 5Y | -$191.04M | +19.1% | |
| All | -$191.04M | +19.1% |
Operating Profit History
FAQ
What is the current annual operating profit of PRTA?
As of today, PRTA annual operating profit is -$154.56M
What is 1-year change in PRTA annual operating profit?
PRTA annual operating profit is up +19.09% year-over-year
What is 3-year change in PRTA annual operating profit?
PRTA annual operating profit is down -314.74% over the past 3 years
How far is PRTA annual operating profit from its all-time high?
PRTA annual operating profit is currently -314.74% below its historical high of $71.98M set on December 31, 2021
How does PRTA annual operating profit rank versus sector peers?
PRTA annual operating profit is higher than 11.11% of companies in Healthcare sector
When is PRTA next annual earnings release?
The next annual earnings release for PRTA is on
Quarterly Operating Profit
-$39.76M$12.25M+23.55%
Summary
- Current Value
- As of today, PRTA quarterly operating profit is -$39.76M, up +23.55% on
- Historical Performance
- PRTA quarterly operating profit is up +40.22% year-over-year, and up +21.00% over the past 3 years
- All-Time High Comparison
- PRTA quarterly operating profit is currently -136.40% below its historical high of $109.23M set on
- 3-Year Low Comparison
- PRTA quarterly operating profit is +51.23% above its 3-year low of -$81.53M reached on
- Sector Comparison
- PRTA quarterly operating profit is higher than 11.79% of companies in Healthcare sector
Performance
| Metric | Date | Value | 3M | 1Y | 3Y | 5Y |
|---|---|---|---|---|---|---|
| Quarterly Operating Profit | -$39.76M | +23.6% | +40.2% | +21.0% | -28.9% | |
| Annual Operating Profit | -$154.56M | – | +19.1% | -314.7% | -80.2% | |
| TTM Operating Profit | -$222.25M | +10.7% | -32.1% | -35.0% | -110.3% | |
| 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 EPS | -$0.68 | +71.0% | +38.1% | +30.3% | +11.4% | |
| Quarterly Gross Profit | $1.47M | -58.4% | +1787.2% | +100.0% | +100.0% | |
| $41.23M | -25.8% | -38.1% | -18.1% | +33.7% |
Quarterly Operating Profit Highs
| Period | High | Date | Current |
|---|---|---|---|
| 1Y | -$39.76M | at high | |
| 3Y | $58.38M | -168.1% | |
| 5Y | $109.23M | -136.4% | |
| All | $109.23M | -136.4% |
Quarterly Operating Profit Lows
| Period | Low | Date | Current |
|---|---|---|---|
| 1Y | -$65.58M | +39.4% | |
| 3Y | -$81.53M | +51.2% | |
| 5Y | -$81.53M | +51.2% | |
| All | -$81.53M | +51.2% |
Quarterly Operating Profit History
FAQ
What is the current quarterly operating profit of PRTA?
As of today, PRTA quarterly operating profit is -$39.76M
What is PRTA quarterly operating profit most recent change?
PRTA quarterly operating profit was up +23.55% on September 30, 2025
What is 1-year change in PRTA quarterly operating profit?
PRTA quarterly operating profit is up +40.22% year-over-year
How far is PRTA quarterly operating profit from its all-time high?
PRTA quarterly operating profit is currently -136.40% below its historical high of $109.23M set on September 30, 2021
How does PRTA quarterly operating profit rank versus sector peers?
PRTA quarterly operating profit is higher than 11.79% of companies in Healthcare sector
When is PRTA next earnings release?
The next earnings release for PRTA is on
TTM Operating Profit
-$222.25M$26.75M+10.74%
Summary
- Current Value
- As of today, PRTA TTM operating profit is -$222.25M, up +10.74% on
- Historical Performance
- PRTA TTM operating profit is down -32.15% year-over-year, and down -35.04% over the past 3 years
- All-Time High Comparison
- PRTA TTM operating profit is currently -397.28% below its historical high of $74.76M set on
- 3-Year Low Comparison
- PRTA TTM operating profit is +10.74% above its 3-year low of -$249.00M reached on
- Sector Comparison
- PRTA TTM operating profit is higher than 7.05% of companies in Healthcare sector
Performance
| Metric | Date | Value | 3M | 1Y | 3Y | 5Y |
|---|---|---|---|---|---|---|
| TTM Operating Profit | -$222.25M | +10.7% | -32.1% | -35.0% | -110.3% | |
| Annual Operating Profit | -$154.56M | – | +19.1% | -314.7% | -80.2% | |
| Quarterly Operating Profit | -$39.76M | +23.6% | +40.2% | +21.0% | -28.9% | |
| Price | $9.05 | -12.6% | -36.1% | -83.1% | -29.4% | |
| PE Ratio | - | – | – | – | – | |
| TTM Revenue | $11.79M | +14.0% | -91.2% | +128.7% | +1473.6% | |
| TTM EPS | -$5.21 | +7.4% | -109.8% | -55.9% | -103.9% | |
| TTM Gross Profit | $8.14M | +20.7% | -93.0% | +100.0% | +100.0% | |
| $41.23M | -25.8% | -38.1% | -18.1% | +33.7% |
TTM Operating Profit Highs
| Period | High | Date | Current |
|---|---|---|---|
| 1Y | -$138.61M | -60.3% | |
| 3Y | -$91.36M | -143.3% | |
| 5Y | $74.76M | -397.3% | |
| All | $74.76M | -397.3% |
TTM Operating Profit Lows
| Period | Low | Date | Current |
|---|---|---|---|
| 1Y | -$249.00M | +10.7% | |
| 3Y | -$249.00M | +10.7% | |
| 5Y | -$249.00M | +10.7% | |
| All | -$249.00M | +10.7% |
TTM Operating Profit History
FAQ
What is the current TTM operating profit of PRTA?
As of today, PRTA TTM operating profit is -$222.25M
What is PRTA TTM operating profit most recent change?
PRTA TTM operating profit was up +10.74% on September 30, 2025
What is 1-year change in PRTA TTM operating profit?
PRTA TTM operating profit is down -32.15% year-over-year
How far is PRTA TTM operating profit from its all-time high?
PRTA TTM operating profit is currently -397.28% below its historical high of $74.76M set on September 30, 2021
How does PRTA TTM operating profit rank versus sector peers?
PRTA TTM operating profit is higher than 7.05% of companies in Healthcare sector
When is PRTA next earnings release?
The next earnings release for PRTA is on
Operating Profit Formula
Operating Profit = −
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