Riot Platforms (RIOT) vs Marathon Digital (MARA)

Side-by-side Bitcoin treasury comparison: holdings, market cap, mNAV ratio, BTC per share, cost basis, and recent purchases. Numbers refresh every 5 minutes from SEC filings and live market data.

Metric
RIOT
MARA
BTC holdings
15,680
38,689
Market value of BTC
$1.2B
$3.0B
Average cost per BTC
$59,000.00
$70,069.00
Total cost basis
$925.1M
$5.9B
mNAV (market cap ÷ BTC value)
2.45×
1.66×
Sats per share
4.1k
10.2k
Last disclosed purchase
4/9/2025
3/2/2026
Country
🇺🇸 US
🇺🇸 US
RIOT · recent purchases
  • 4/9/2025+531$44.6M
  • 3/21/2025+471$40.6M
  • 1/30/2025+701$66.6M
  • 1/7/2025+293$27.4M
  • 12/12/2024+5,117$510.0M
MARA · recent purchases
  • 3/2/2026+860$150.0M
  • 11/4/2025+860$20.9M
  • 4/3/2025+1,226$103.0M
  • 3/10/2025+715$62.5M
  • 2/3/2025+766$74.9M

RIOT vs MARA: frequently asked

Which company holds more Bitcoin, RIOT or MARA?

Marathon Digital (MARA) holds 38,689 BTC, compared to Riot Platforms's (RIOT) 15,680 BTC.

What's the total Bitcoin value on the balance sheets of RIOT and MARA?

RIOT holds $1.2B worth of Bitcoin at current market prices. MARA holds $3.0B.

Who has a lower cost basis per Bitcoin, RIOT or MARA?

RIOT's average cost is $59,000.00 per BTC. MARA's is $70,069.00. RIOT is the lower cost basis.

When did RIOT last buy Bitcoin?

RIOT disclosed a 531 BTC purchase on April 9, 2025.

When did MARA last buy Bitcoin?

MARA disclosed a 860 BTC purchase on March 2, 2026.