PROTO CORPORATION【JP:E05210】Other
Market cap
P/E ratio
| 2010/03 | 2011/03 | 2012/03 | 2013/03 | 2014/03 | 2015/03 | 2016/03 | 2017/03 | 2018/03 | 2019/03 | 2020/03 | 2021/03 | 2022/03 | 2023/03 | 2024/03 | 2025/03 | |
| Return on Assets | - | - | - | - | - | - | -5.6 | 0.1 | -2.6 | 1 | 1 | 3.5 | 1.6 | 1.7 | 1.4 | 1 |
| Employees | 798 | 875 | 954 | 1,103 | 1,292 | 1,358 | 1,534 | 1,583 | 1,578 | 1,455 | 1,456 | 1,416 | 1,302 | 1,468 | 1,523 | - |