sBTC peg holds about 2,441 BTC, 51% below its June 2025 peak; 11 signer keys with 8 required

Stacks (Stacks Labs, Stacks Foundation)/sBTC (bitcoin on Stacks)

An exchange explainer read the sBTC contract on August 25, 2026: 2,441.3 sBTC outstanding, matching DefiLlama's count of BTC in the peg to within 0.0003 BTC. The peg peaked at 5,015.8 BTC on June 6, 2025.

• Peg value ~$197M on Aug 25, 2026; wrapped bitcoin (WBTC) for comparison: $9.2B.
• Signer registry: 11 public keys, signature threshold 8 (SIP-028 planned 15 with 11 needed).
• The 5% APY sBTC rewards program ended on Nov 4, 2025.