| Type | Filed | Filer | Subject | Shares Owned | Percent Owned | |
|---|---|---|---|---|---|---|
| SC 13G/A | 2024-02-13 | VANGUARD GROUP INC | Riot Platforms, Inc. | 21,554,098 | 10.4% | EDGAR |
| SC 13G/A | 2024-01-26 | BlackRock Inc. | Riot Platforms, Inc. | 15,485,510 | 7.5% | EDGAR |
| SC 13G/A | 2023-07-10 | VANGUARD GROUP INC | Riot Platforms, Inc. | 17,932,297 | 10.2% | EDGAR |
| SC 13G/A | 2023-02-09 | VANGUARD GROUP INC | Riot Platforms, Inc. | 15,215,499 | 9.1% | EDGAR |
| SC 13G | 2023-02-03 | BlackRock Inc. | Riot Platforms, Inc. | 11,407,415 | 6.8% | EDGAR |
| SC 13G/A | 2022-02-14 | SUSQUEHANNA SECURITIES, LLC | Riot Blockchain, Inc. | 4,763,591 | 4.0% | EDGAR |
| SC 13G | 2022-02-10 | VANGUARD GROUP INC | Riot Blockchain, Inc. | 10,040,038 | 8.6% | EDGAR |
| SC 13G/A | 2021-09-22 | Northern Data AG | Riot Blockchain, Inc. | 2,025,000 | 2.1% | EDGAR |
| SC 13G/A | 2021-09-07 | Northern Data AG | Riot Blockchain, Inc. | 6,949,992 | 7.2% | EDGAR |
| SC 13G | 2021-05-27 | Northern Data AG | Riot Blockchain, Inc. | 11,800,000 | 12.3% | EDGAR |
| SC 13G | 2021-02-16 | SUSQUEHANNA SECURITIES, LLC | Riot Blockchain, Inc. | 3,636,735 | 5.4% | EDGAR |
| SC 13G/A | 2020-02-14 | Citadel Securities GP LLC | Riot Blockchain, Inc. | - | 1.7% | EDGAR |
| SC 13G | 2019-04-18 | CALC III LP | Riot Blockchain, Inc. | - | 4.4% | EDGAR |
| SC 13G/A | 2019-02-14 | SUSQUEHANNA SECURITIES | Riot Blockchain, Inc. | 430,594 | 3.0% | EDGAR |
| SC 13G/A | 2019-02-14 | CALC III LP | Riot Blockchain, Inc. | 405,376 | 2.8% | EDGAR |
| SC 13G/A | 2019-01-31 | Northurst Inc. | Riot Blockchain, Inc. | 0 | 0.0% | EDGAR |
| SC 13G/A | 2019-01-31 | Hudson Bay Capital Management LP | Riot Blockchain, Inc. | 333,334 | 2.2% | EDGAR |
| SC 13D/A | 2018-04-19 | Honig Barry C | Riot Blockchain, Inc. | 200,154 | 1.7% | EDGAR |
| SC 13D/A | 2018-04-18 | Honig Barry C | Riot Blockchain, Inc. | 200,154 | 1.7% | EDGAR |
| SC 13G/A | 2018-02-15 | Northurst Inc. | Riot Blockchain, Inc. | 1,077,778 | 9.3% | EDGAR |