Purchase of 1,000 Antminer S19 Pro digital currency miners from Bitmain
Company: Riot
What the later record shows
Delivered; the record does not say when
The December 2020 S-3 lists the 1,000 S19-Pro miners bought in April 2020 as part of Riot's current fleet. No passage says when they shipped or arrived relative to late June 2020.
“The Company’s current fleet of 7,040 miners were acquired from Bitmain pursuant to sale and purchase agreements between Bitmain and the Company as follows”
2020-12-03 · Riot S-3 filed 2020-12-04 View cached copy (2026-09-13)Live source ↗
“1,000 model S19-Pro Antminers purchased in April 2020 for approximately $2.4 million”
2020-12-03 · Riot S-3 filed 2020-12-04 View cached copy (2026-09-13)Live source ↗
Checked October 10, 2026 against filings, releases and reporting published after the claim was made. Quotes are verbatim from the linked documents.
The claim, verbatim
Riot agreed to purchase 1,000 Antminer S19 Pro digital currency miners from Bitmain for an aggregate purchase price of approximately US $2,437,000, with expected shipment completion by late June 2020
Source (primary)
Riot 8-K filed 2020-05-05 (SEC EDGAR, sec_filing)
View cached copy (2026-09-13)Live source ↗
Quote: “On April 29, 2020, Riot Blockchain, Inc. ("Riot" or the "Corporation") entered into a Sale and Purchase Agreement (the "Agreement") with Bitmaintech PTE. LTD. ("Bitmain"), pursuant to which the Corporation agreed to purchase one thousand (1,000) next generation model Antminer S19 Pro digital currency miners (the "Miners"), for an aggregate purchase price of approximately US $2,437,000, subject to adjustment and additional costs as set forth in the Agreement. Pursuant to the Agreement, shipment of the Miners is expected to be completed by late June 2020.”
How we checked this
Checked on October 11, 2026. The cited source supports every part of this claim.
Item 1.01 of Riot's May 5, 2020 Form 8-K states that on April 29, 2020 Riot agreed to buy 1,000 Antminer S19 Pro miners from Bitmaintech PTE. LTD. for approximately US $2,437,000, with shipment expected to be completed by late June 2020. The filing notes the price was subject to adjustment and additional costs.
Confirmed in the source:
- Riot agreed to purchase 1,000 Antminer S19 Pro digital currency miners
- The seller was Bitmain (Bitmaintech PTE. LTD.)
- The aggregate purchase price was approximately US $2,437,000
- Shipment of the miners was expected to be completed by late June 2020
What we did: Read our cached copy of SEC EDGAR (https://www.sec.gov/Archives/edgar/data/1167419/000107997320000342/riot_8k.htm) in full (6,839 characters, retrieved September 13, 2026) and checked each assertion in the claim against it.
Additional evidence
confirms Riot 8-K filed 2020-05-05
Quote: “On April 29, 2020, Riot Blockchain, Inc. ("Riot" or the "Corporation") entered into a Sale and Purchase Agreement (the "Agreement") with Bitmaintech PTE. LTD. ("Bitmain"), pursuant to which the Corporation agreed to purchase one thousand (1,000) next generation model Antminer S19 Pro digital currency miners (the "Miners"), for an aggregate purchase price of approximately US $2,437,000, subject to adjustment and additional costs as set forth in the Agreement. Pursuant to the Agreement, shipment of the Miners is expected to be completed by late June 2020.”
confirms Riot S-3 filed 2020-12-04
Quote: “The Company’s current fleet of 7,040 miners were acquired from Bitmain pursuant to sale and purchase agreements between Bitmain and the Company as follows”