Prothena Corp Public (PRTA) EBT (2012 - 2026)
Prothena Corp Public (PRTA) reported EBT of -$18.58 million for Q2 2026, compared with -$80.97 million a year earlier.
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Analysis
Prothena Corp Public (PRTA) EBT (2012 - 2026) Analysis & Trends
Over the twelve months ended Jun 30, 2026, Prothena Corp Public's EBT came in at -$44.35 million; for FY2025, it was -$200.83 million.
- By year, EBT came in at -$128.93 million in FY2024, -$160.48 million in FY2023, -$125.61 million in FY2022 and $71.92 million in FY2021.
- Five-year quarterly EBT spans a low of -$80.97 million in Q2 2025 and a high of $109.2 million in Q3 2021.
- Per Business Quant data, the three quarters before Q2 2026 came in at $32.72 million (Q1 2026), -$21.58 million (Q4 2025) and -$36.91 million (Q3 2025).
Peer Set
Peer Comparison
| # | Company | Market Cap | Enterprise Value | Gross Profit (Qtr) | EBT (Qtr) |
|---|---|---|---|---|---|
| 1 | Johnson & Johnson | 655.56 Bn | 574.09 Bn | 17.26 Bn | 6.75 Bn |
| 2 | AbbVie | 470.94 Bn | 444.10 Bn | 12.70 Bn | 4.28 Bn |
| 3 | Merck | 367.14 Bn | 321.57 Bn | 12.21 Bn | -683.00 Mn |
| 4 | Novartis Ag | 280.33 Bn | 236.20 Bn | 11.24 Bn | 4.27 Bn |
| 5 | Astrazeneca | 257.78 Bn | 231.34 Bn | 12.86 Bn | 2.80 Bn |
| 6 | Amgen | 226.04 Bn | 181.44 Bn | 7.24 Bn | 2.77 Bn |
| 7 | Gilead Sciences | 188.89 Bn | 163.01 Bn | 6.22 Bn | -10.25 Bn |
| 8 | Pfizer | 163.75 Bn | 110.70 Bn | 10.94 Bn | -653.00 Mn |
| 9 | Vertex Pharmaceuticals | 133.68 Bn | 105.69 Bn | 2.84 Bn | 1.39 Bn |
| 10 | Prothena Corp Public | 451.21 Mn | -804.86 Mn | - | -18.58 Mn |
Historic Data
Download Data
Historic Data
| Date | Value |
|---|---|
| Jun 30, 2026 | -18.58 Mn |
| Mar 31, 2026 | 32.72 Mn |
| Dec 31, 2025 | -21.58 Mn |
| Sep 30, 2025 | -36.91 Mn |
| Jun 30, 2025 | -80.97 Mn |
| Mar 31, 2025 | -61.37 Mn |
| Dec 31, 2024 | -59.50 Mn |
| Sep 30, 2024 | -59.84 Mn |
| Jun 30, 2024 | 64.85 Mn |
| Mar 31, 2024 | -74.44 Mn |
| Dec 31, 2023 | -70.62 Mn |
| Sep 30, 2023 | 18.82 Mn |
| Jun 30, 2023 | -58.90 Mn |
| Mar 31, 2023 | -49.78 Mn |
| Dec 31, 2022 | 3.35 Mn |
| Sep 30, 2022 | -48.42 Mn |
| Jun 30, 2022 | -42.57 Mn |
| Mar 31, 2022 | -37.96 Mn |
| Dec 31, 2021 | -33.10 Mn |
| Sep 30, 2021 | 109.20 Mn |
API Access
Prothena Corp Public EBT API
Pull this series into your own models, spreadsheets and apps with the Business Quant
Historical Metrics API. The request below matches the chart above — change the
frequency, period or values and it follows. Swap YOUR_API_KEY for your own key.
https://data.businessquant.com/historic?slug=ebt&ticker=PRTA&period=max&api_key=YOUR_API_KEYimport requests
url = "https://data.businessquant.com/historic"
params = {"slug": "ebt", "ticker": "PRTA", "period": "max", "api_key": "YOUR_API_KEY"}
data = requests.get(url, params=params).json()const res = await fetch("https://data.businessquant.com/historic?slug=ebt&ticker=PRTA&period=max&api_key=YOUR_API_KEY");
const data = await res.json();