PROTHENA CORPORATION PUBLIC LIMITED COMPANY Diluted Shares Outstanding (Weighted Average)
PROTHENA CORPORATION PUBLIC LIMITED COMPANY (PRTA) reported Diluted Shares Outstanding (Weighted Average) of 52.15 million shares for the 3-month period ending 2026-06-30, per its 10-Q filed 2026-08-06.
Financial Statements › Income Statement › Earnings Per Share
us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding · last filed 2026-08-06
- PROTHENA CORPORATION PUBLIC LIMITED COMPANY weighted average number of shares outstanding, diluted for the quarter ending 2026-06-30 was 52.15M shares, a 3.12% decline year-over-year.
- PROTHENA CORPORATION PUBLIC LIMITED COMPANY weighted average number of shares outstanding, diluted for the quarter ending 2026-03-31 was 54.11M shares, a 0.52% increase year-over-year.
- PROTHENA CORPORATION PUBLIC LIMITED COMPANY weighted average number of shares outstanding, diluted for the quarter ending 2025-12-31 was 53.83M shares, a 0.03% increase year-over-year.
- PROTHENA CORPORATION PUBLIC LIMITED COMPANY weighted average number of shares outstanding, diluted for the quarter ending 2025-09-30 was 53.83M shares, a 0.07% increase year-over-year.
- PROTHENA CORPORATION PUBLIC LIMITED COMPANY weighted average number of shares outstanding, diluted for fiscal 2025 was 53.83M shares, a 0.11% increase from fiscal 2024.
- PROTHENA CORPORATION PUBLIC LIMITED COMPANY weighted average number of shares outstanding, diluted for fiscal 2024 was 53.77M shares, a 1.04% increase from fiscal 2023.
- PROTHENA CORPORATION PUBLIC LIMITED COMPANY weighted average number of shares outstanding, diluted for fiscal 2023 was 53.22M shares, a 12.34% increase from fiscal 2022.
- PROTHENA CORPORATION PUBLIC LIMITED COMPANY weighted average number of shares outstanding, diluted for fiscal 2022 was 47.37M shares, a 2.26% decline from fiscal 2021.
| Period end | Weighted Average Number of Shares Outstanding, Diluted 3 month | Weighted Average Number of Shares Outstanding, Diluted 6 month | Weighted Average Number of Shares Outstanding, Diluted 9 month | Weighted Average Number of Shares Outstanding, Diluted 12 month |
|---|---|---|---|---|
| 2026-06-30 | 52.15M shares 10-Q · filed 2026-08-06 | 53.42M shares 10-Q · filed 2026-08-06 | 53.36M shares derived: average of 3 quarters · filed 2026-08-06 | 53.48M shares derived: average of 4 quarters · filed 2026-08-06 |
| 2026-03-31 | 54.11M shares 10-Q · filed 2026-05-07 | 53.97M shares derived: average of 2 quarters · filed 2026-05-07 | 53.92M shares derived: average of 3 quarters · filed 2026-05-07 | 53.90M shares derived: average of 4 quarters · filed 2026-08-06 |
| 2025-12-31 | 53.83M shares derived: 10-K 12 month − 10-Q 9 month · filed 2026-02-27 | 53.83M shares derived: average of 2 quarters · filed 2026-02-27 | 53.83M shares derived: average of 3 quarters · filed 2026-08-06 | 53.83M shares 10-K · filed 2026-02-27 |
| 2025-09-30 | 53.83M shares 10-Q · filed 2025-11-06 | 53.83M shares derived: average of 2 quarters · filed 2026-08-06 | 53.83M shares 10-Q · filed 2025-11-06 | 53.83M shares derived: average of 4 quarters · filed 2026-08-06 |
| 2025-06-30 | 53.83M shares 10-Q · filed 2026-08-06 | 53.83M shares 10-Q · filed 2026-08-06 | 53.82M shares derived: average of 3 quarters · filed 2026-08-06 | 53.82M shares derived: average of 4 quarters · filed 2026-08-06 |
| 2025-03-31 | 53.83M shares 10-Q · filed 2026-05-07 | 53.82M shares derived: average of 2 quarters · filed 2026-05-07 | 53.81M shares derived: average of 3 quarters · filed 2026-05-07 | 54.12M shares derived: average of 4 quarters · filed 2026-05-07 |
| 2024-12-31 | 53.82M shares derived: 10-K 12 month − 10-Q 9 month · filed 2026-02-27 | 53.80M shares derived: average of 2 quarters · filed 2026-02-27 | 54.22M shares derived: average of 3 quarters · filed 2026-02-27 | 53.77M shares 10-K · filed 2026-02-27 |
| 2024-09-30 | 53.79M shares 10-Q · filed 2025-11-06 | 54.42M shares derived: average of 2 quarters · filed 2025-11-06 | 53.76M shares 10-Q · filed 2025-11-06 | 54.05M shares derived: average of 4 quarters · filed 2026-02-27 |
| 2024-06-30 | 55.04M shares 10-Q · filed 2025-08-04 | 53.74M shares 10-Q · filed 2025-08-04 | 54.14M shares derived: average of 3 quarters · filed 2026-02-27 | 55.11M shares derived: average of 4 quarters · filed 2026-02-27 |
| 2024-03-31 | 53.71M shares 10-Q · filed 2025-05-08 | 53.69M shares derived: average of 2 quarters · filed 2026-02-27 | 55.13M shares derived: average of 3 quarters · filed 2026-02-27 | 54.63M shares derived: average of 4 quarters · filed 2026-02-27 |
| 2023-12-31 | 53.67M shares derived: 10-K 12 month − 10-Q 9 month · filed 2026-02-27 | 55.84M shares derived: average of 2 quarters · filed 2026-02-27 | 54.93M shares derived: average of 3 quarters · filed 2026-02-27 | 53.22M shares 10-K · filed 2026-02-27 |
| 2023-09-30 | 58.00M shares 10-Q · filed 2024-11-12 | 55.56M shares derived: average of 2 quarters · filed 2024-11-12 | 53.06M shares 10-Q · filed 2024-11-12 | 53.15M shares derived: average of 4 quarters · filed 2025-02-27 |
| 2023-06-30 | 53.12M shares 10-Q · filed 2024-08-08 | 52.81M shares 10-Q · filed 2024-08-08 | 51.53M shares derived: average of 3 quarters · filed 2025-02-27 | 50.40M shares derived: average of 4 quarters · filed 2025-02-27 |
| 2023-03-31 | 52.50M shares 10-Q · filed 2024-05-08 | 50.74M shares derived: average of 2 quarters · filed 2025-02-27 | 49.49M shares derived: average of 3 quarters · filed 2025-02-27 | 48.82M shares derived: average of 4 quarters · filed 2025-02-27 |
| 2022-12-31 | 48.98M shares derived: 10-K 12 month − 10-Q 9 month · filed 2025-02-27 | 47.98M shares derived: average of 2 quarters · filed 2025-02-27 | 47.59M shares derived: average of 3 quarters · filed 2025-02-27 | 47.37M shares 10-K · filed 2025-02-27 |
| 2022-09-30 | 46.99M shares 10-Q · filed 2023-11-02 | 46.90M shares derived: average of 2 quarters · filed 2023-11-02 | 46.83M shares 10-Q · filed 2023-11-02 | 48.19M shares derived: average of 4 quarters · filed 2024-02-22 |
| 2022-06-30 | 46.80M shares 10-Q · filed 2023-08-03 | 46.76M shares 10-Q · filed 2023-08-03 | 48.59M shares derived: average of 3 quarters · filed 2024-02-22 | 49.25M shares derived: average of 4 quarters · filed 2024-02-22 |
| 2022-03-31 | 46.70M shares 10-Q · filed 2023-05-04 | 49.49M shares derived: average of 2 quarters · filed 2024-02-22 | 50.06M shares derived: average of 3 quarters · filed 2024-02-22 | 49.40M shares derived: average of 4 quarters · filed 2024-02-22 |
| 2021-12-31 | 52.27M shares derived: 10-K 12 month − 10-Q 9 month · filed 2024-02-22 | 51.74M shares derived: average of 2 quarters · filed 2024-02-22 | 50.30M shares derived: average of 3 quarters · filed 2024-02-22 | 48.46M shares 10-K · filed 2024-02-22 |
| 2021-09-30 | 51.20M shares 10-Q · filed 2022-11-03 | 49.31M shares derived: average of 2 quarters · filed 2022-11-03 | 47.20M shares 10-Q · filed 2022-11-03 | 44.70M shares derived: average of 4 quarters · filed 2023-02-28 |
| 2021-06-30 | 47.41M shares 10-Q · filed 2022-08-08 | 42.30M shares 10-Q · filed 2022-08-08 | 42.53M shares derived: average of 3 quarters · filed 2023-02-28 | 41.88M shares derived: average of 4 quarters · filed 2023-02-28 |
| 2021-03-31 | 40.25M shares 10-Q · filed 2022-05-05 | 40.09M shares derived: average of 2 quarters · filed 2023-02-28 | 40.03M shares derived: average of 3 quarters · filed 2023-02-28 | 40.00M shares derived: average of 4 quarters · filed 2023-02-28 |
| 2020-12-31 | 39.92M shares derived: 10-K 12 month − 10-Q 9 month · filed 2023-02-28 | 39.92M shares derived: average of 2 quarters · filed 2023-02-28 | 39.92M shares derived: average of 3 quarters · filed 2023-02-28 | 39.91M shares 10-K · filed 2023-02-28 |
| 2020-09-30 | 39.92M shares 10-Q · filed 2021-11-04 | 39.91M shares derived: average of 2 quarters · filed 2021-11-04 | 39.91M shares 10-Q · filed 2021-11-04 | |
| 2020-06-30 | 39.91M shares 10-Q · filed 2021-08-05 | 39.91M shares 10-Q · filed 2021-08-05 | ||
| 2019-12-31 | 39.88M shares 10-K · filed 2022-02-25 | |||
| 2015-09-30 | 31.44M shares 10-Q · filed 2015-11-02 | 31.12M shares derived: average of 2 quarters · filed 2015-11-02 | 29.89M shares 10-Q · filed 2015-11-02 | |
| 2015-06-30 | 30.79M shares 10-Q · filed 2015-08-05 | 29.11M shares 10-Q · filed 2015-08-05 | ||
| 2015-03-31 | 27.40M shares 10-Q · filed 2015-05-06 | |||
| 2014-09-30 | 27.37M shares 10-Q · filed 2015-11-02 | 25.13M shares derived: average of 2 quarters · filed 2015-11-02 | 24.72M shares 10-Q · filed 2015-11-02 | |
| 2014-06-30 | 22.90M shares 10-Q · filed 2015-08-05 | 22.93M shares 10-Q · filed 2015-08-05 | ||
| 2014-03-31 | 22.94M shares 10-Q · filed 2015-05-06 | |||
| 2013-09-30 | 17.68M shares 10-Q · filed 2014-11-04 | 17.68M shares derived: average of 2 quarters · filed 2014-11-04 | 17.68M shares 10-Q · filed 2014-11-04 | |
| 2013-06-30 | 17.68M shares 10-Q · filed 2014-08-05 | 17.68M shares 10-Q · filed 2014-08-05 | ||
| 2013-03-31 | 17.68M shares 10-Q · filed 2014-05-05 |
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