| 2026-03-31 | 1282320 | Wisper Tower Holdings, Inc. | OC |
| 2026-03-31 | 1282321 | Wisper Tower Holdings, Inc. | OC |
| 2026-02-13 | 1009853 | Wisper Tower Holdings, Inc. | OC |
| 2021-03-08 | 1002796 | Wisper Tower Holdings, INC. | OC |
| 2020-04-30 | 1033240 | Wisper Tower Holdings, INC. | OC |
| 2020-04-30 | 1033241 | Wisper Tower Holdings, INC. | OC |
| 2020-01-13 | 1267859 | Wisper Tower Holdings, INC. | AU |
| 2020-01-13 | 1223151 | Wisper Tower Holdings, INC | OC |
| 2020-01-13 | 1261970 | Wisper Tower Holdings, INC | OC |
| 2020-01-13 | 1266328 | Wisper Tower Holdings, INC | AU |
| 2020-01-13 | 1266155 | Wisper Tower Holdings, INC. | AU |
| 2020-01-13 | 1008621 | Wisper Tower Holdings, INC. | AU |
| 2020-01-13 | 1267691 | Wisper Tower Holdings, INC. | AU |
| 2020-01-13 | 1027754 | Wisper Tower Holdings, INC. | AU |
| 2020-01-13 | 1282323 | Wisper Tower Holdings, INC. | AU |
| 2020-01-13 | 1271125 | Wisper Tower Holdings, INC | OC |
| 2017-10-18 | 1224000 | Wisper Tower Holdings, INC. | AU |
| 2017-10-18 | 1242741 | Wisper Tower Holdings, INC. | AU |
| 2017-10-18 | 1222266 | Wisper Tower Holdings, INC. | AU |
| 2017-10-18 | 1245683 | Wisper Tower Holdings, INC. | AU |
| 2017-10-18 | 1249650 | Wisper Tower Holdings, INC. | AU |