---
schema_version: "secwatch.filing_event.v1"
accession: "0001558370-23-011660"
form_type: "8-K"
ticker: "RIOT"
cik: "0001167419"
company_name: "Riot Platforms, Inc."
filed_at: "2023-06-30T23:59:59+00:00"
generated_at: "2026-06-13T13:43:20.520539+00:00"
event_type: "other_material"
sentiment: "positive"
materiality_score: 0.85
calibrated_materiality_score: 0.85
confidence: "high"
source: SEC EDGAR
---

# Riot Platforms secures $162.9M MicroBT miner order to boost hash rate to 20.1 EH/s

## Summary
- Initial order of 33,280 next-gen Bitcoin miners (M56S+ and M56S++) for $162.9M, adding 7.6 EH/s to self-mining capacity.
- Miners produced in the US for Corsicana Facility; deliveries start Dec 2023, deployment planned in Q1 2024, completion by mid-2024.
- Option to purchase up to 66,560 additional M56S++ miners (15.3 EH/s) on same terms, exercisable through Dec 2024.
- Weighted average efficiency of 22.5 J/TH and cost of approximately $21.50 per TH.
- Shareholders approved 4M additional shares for the 2019 Equity Incentive Plan at the annual meeting.

## SEC filing metadata
- accession: 0001558370-23-011660
- form_type: 8-K
- ticker: RIOT
- cik: 0001167419
- company_name: Riot Platforms, Inc.
- filed_at: 2023-06-30T23:59:59+00:00
- event_type: other_material
- sentiment: positive
- materiality_score: 0.85
- calibrated_materiality_score: 0.85
- confidence: high
- sec_items: 1.01, 5.02, 5.07, 5.03, 5.05, 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1167419/000155837023011660/0001558370-23-011660-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1167419/000155837023011660/riot-20230626x8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001558370-23-011660
- JSON: https://secwatch.observer/filing/0001558370-23-011660.json
- Plain text: https://secwatch.observer/filing/0001558370-23-011660.txt

## Key facts
- Governance Changes
  Riot Platforms, Inc.: Amended and restated bylaws effective June 27, 2023, clarifying virtual meeting authority, permitting stockholder written consent, updating stockholder proposal timing and director eligibility requirements, and adding Nevada exclusive forum provision (effective 2023-06-27).
  - Change: bylaw amendment
  - Effective: 2023-06-27
  source text: Effective June 27, 2023, the Board approved and adopted amended and restated bylaws for the Company
  evidence_url: https://www.sec.gov/Archives/edgar/data/1167419/000155837023011660/0001558370-23-011660-index.htm
- Material Agreements
  Riot Platforms, Inc. entered into Master Purchase and Sale Agreement with MicroBT valued at Initial purchase order of 33,280 Miners (including 8,320 model M56S+ Miners and 24,960 model M56S++ (effective 2023-06-23).
  - Action: entry
  - Agreement: supply
  - Counterparty: MicroBT
  - Value: Initial purchase order of 33,280 Miners (including 8,320 model M56S+ Miners and 24,960 model M56S++
  - Effective: 2023-06-23
  source text: On June 26, 2023, Riot Platforms, Inc. (“ Riot ,” “ us ,” “ we ,” “ our ” or the “ Company ”) entered into a master purchase and sale agreement, dated effective as of June 23, 2023 (the “ Effective Date ”), with a leading manufacturer of Bitcoin mining servers (“ Miners ”), MicroBT (through its manufacturing subsidiary, collectively, “ MicroBT ”), regarding the long-term supply of Miners manufactured by MicroBT in the United States for Riot’s operations (the “ Master Agreement ”).
  evidence_url: https://www.sec.gov/Archives/edgar/data/1167419/000155837023011660/0001558370-23-011660-index.htm

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.