| SC 13G/A | 2024-02-13 | VANGUARD GROUP INC | BADGER METER INC | 3,651,786 | 12.4% | EDGAR |
| SC 13G/A | 2024-01-24 | STATE STREET CORP | BADGER METER INC | - | 5.6% | EDGAR |
| SC 13G/A | 2024-01-19 | BlackRock Inc. | BADGER METER INC | 5,160,764 | 17.6% | EDGAR |
| SC 13G/A | 2023-02-09 | VANGUARD GROUP INC | BADGER METER INC | 3,512,449 | 12.0% | EDGAR |
| SC 13G/A | 2023-02-01 | STATE STREET CORP | BADGER METER INC | - | 6.3% | EDGAR |
| SC 13G/A | 2023-01-20 | BlackRock Inc. | BADGER METER INC | 5,220,667 | 17.8% | EDGAR |
| SC 13G | 2022-02-14 | Impax Asset Management Group plc | BADGER METER INC | 1,091,204 | 3.7% | EDGAR |
| SC 13G | 2022-02-10 | STATE STREET CORP | BADGER METER INC | - | 5.9% | EDGAR |
| SC 13G/A | 2022-02-09 | VANGUARD GROUP INC | BADGER METER INC | 3,393,097 | 11.6% | EDGAR |
| SC 13G/A | 2022-01-27 | BlackRock Inc. | BADGER METER INC | 4,963,228 | 17.0% | EDGAR |
| SC 13G/A | 2022-01-25 | BlackRock Inc. | BADGER METER INC | 4,963,228 | 17.0% | EDGAR |
| SC 13G | 2021-02-16 | Impax Asset Management Group plc | BADGER METER INC | 1,840,773 | 6.3% | EDGAR |
| SC 13G/A | 2021-02-10 | VANGUARD GROUP INC | BADGER METER INC | 3,286,785 | 11.3% | EDGAR |
| SC 13G | 2021-01-25 | BlackRock Inc. | BADGER METER INC | 4,725,276 | 16.2% | EDGAR |
| SC 13G/A | 2020-02-14 | KAYNE ANDERSON RUDNICK INVESTMENT MANAGEMENT LLC | BADGER METER INC | 1,023,483 | 3.5% | EDGAR |
| SC 13G/A | 2020-02-12 | VANGUARD GROUP INC | BADGER METER INC | 3,399,208 | 11.7% | EDGAR |
| SC 13G/A | 2020-02-04 | BlackRock Inc. | BADGER METER INC | 4,556,032 | 15.7% | EDGAR |
| SC 13G/A | 2019-02-14 | MAIRS & POWER INC | BADGER METER INC | 1,345,772 | 4.6% | EDGAR |
| SC 13G/A | 2019-02-12 | KAYNE ANDERSON RUDNICK INVESTMENT MANAGEMENT LLC | BADGER METER INC | 185,776,359 | 6.4% | EDGAR |
| SC 13G/A | 2019-02-11 | VANGUARD GROUP INC | BADGER METER INC | 3,252,297 | 11.2% | EDGAR |