| Type | Filed | Filer | Subject | Shares Owned | Percent Owned | |
|---|---|---|---|---|---|---|
| SC 13G/A | 2022-02-14 | COHEN & STEERS, INC. | CyrusOne Inc. | 3,135,391 | 2.4% | EDGAR |
| SC 13G/A | 2022-02-09 | VANGUARD GROUP INC | CyrusOne Inc. | 18,167,924 | 14.0% | EDGAR |
| SC 13G/A | 2022-02-08 | BlackRock Inc. | CyrusOne Inc. | 14,804,135 | 11.4% | EDGAR |
| SC 13G/A | 2021-12-10 | COHEN & STEERS, INC. | CyrusOne Inc. | 12,169,565 | 9.6% | EDGAR |
| SC 13G/A | 2021-02-16 | COHEN & STEERS, INC. | CyrusOne Inc. | 20,346,462 | 16.9% | EDGAR |
| SC 13G/A | 2021-02-10 | VANGUARD GROUP INC | CyrusOne Inc. | 16,775,985 | 13.9% | EDGAR |
| SC 13G/A | 2021-01-27 | BlackRock Inc. | CyrusOne Inc. | 14,064,008 | 11.7% | EDGAR |
| SC 13G/A | 2021-01-11 | COHEN & STEERS, INC. | CyrusOne Inc. | 20,346,462 | 16.9% | EDGAR |
| SC 13G/A | 2020-10-13 | COHEN & STEERS, INC. | CyrusOne Inc. | 12,808,950 | 11.0% | EDGAR |
| SC 13G/A | 2020-02-14 | COHEN & STEERS, INC. | CyrusOne Inc. | 7,877,082 | 7.0% | EDGAR |
| SC 13G/A | 2020-02-11 | VANGUARD GROUP INC | CyrusOne Inc. | 16,758,395 | 14.8% | EDGAR |
| SC 13G/A | 2020-02-04 | BlackRock Inc. | CyrusOne Inc. | 13,657,390 | 12.1% | EDGAR |
| SC 13D/A | 2019-04-16 | CyrusOne Inc. | GDS Holdings Ltd | 18,411,756 | 1.8% | EDGAR |
| SC 13G/A | 2019-02-14 | COHEN & STEERS INC | CyrusOne Inc. | 11,497,438 | 10.9% | EDGAR |
| SC 13G/A | 2019-02-11 | VANGUARD GROUP INC | CyrusOne Inc. | 14,853,370 | 14.0% | EDGAR |
| SC 13G/A | 2019-01-31 | VANGUARD SPECIALIZED FUNDS | CyrusOne Inc. | 4,726,254 | 4.5% | EDGAR |
| SC 13G/A | 2019-01-24 | BlackRock Inc. | CyrusOne Inc. | 13,400,331 | 12.7% | EDGAR |
| SC 13G/A | 2018-10-10 | BlackRock Inc. | CyrusOne Inc. | 12,386,690 | 11.8% | EDGAR |
| SC 13G/A | 2018-10-10 | COHEN & STEERS INC | CyrusOne Inc. | 11,463,591 | 11.0% | EDGAR |
| SC 13G | 2018-02-14 | COHEN & STEERS INC | CyrusOne Inc. | 4,803,880 | 5.3% | EDGAR |