# Bitcoin Mining Splits Into a Two-Tier Market

Post-halving margin pressure and rising difficulty keep concentrating hashrate among the largest pools, so mining consolidation recurs as a structural centralization pressure on Bitcoin's security model, squeezing smaller miners out over successive cycles.

- Conviction: 38 / 100 (forming)
- Horizon: Emerging (watchlist)
- Tracking since: 2026-07-09T00:00:00.000Z
- Last updated: 2026-07-09T05:36:53.582Z
- Canonical: https://polylog.news/crypto/trends/bitcoin-mining-consolidation
- Publisher: Polylog
- Affected regions: United States, Global

## Recent evidence

- [confirms] Bitcoin Mining Splits Into a Two-Tier Market as Pool Power Consolidates (2026-07-09): Post-halving margin pressure and rising difficulty are concentrating hashrate among the largest pools and pressuring smaller miners, splitting mining into a two-tier market, per the edition.