CME — Bitcoin Futures Open Interest Weekly
Weekly open interest of CME Bitcoin futures from official CME Group reports. The institutional benchmark for Bitcoin futures positioning, distinct from offshore perpetual venues.
What is it?
Temporal evolution of open interest of CME Bitcoin Futures contracts (BTC code and MBT for Micro Bitcoin), official CME Group source. Launched respectively in December 2017 (BTC contract, 5 BTC notional per contract) and May 2021 (MBT contract, 0.1 BTC notional), these contracts represent the main US regulated Bitcoin exposure accessible to institutionals via traditional brokers (Goldman Sachs, JPM, Interactive Brokers, etc.). The main line traces weekly OI in number of contracts. Source: free public CME Group Volume & OI Reports (cmegroup.com/markets/cryptocurrencies). Granularity: weekly OI (Friday UTC close snapshot), minimum 2-year history.
How to read
Y-axis: OI in number of CME BTC futures contracts (each contract equals 5 BTC notional, i.e. roughly 250 K USD depending on BTC price). X-axis: weekly time. Vertical markers annotate major institutional adoption events (BTC futures launch December 2017, MBT launch May 2021, January 2024 spot ETF approval, March 2025 Trump Bitcoin Strategic Reserve EO). The BTC price overlay (toggleable from the toolbar, right Y-axis with at least three intermediate ticks) enables crossing institutional positioning with price movement. The hover tooltip displays date, OI in contracts and USD notional approximation (OI × 5 × BTC price).
Key zones
CME OI has experienced visible structural growth: low initial adoption during early post-launch cycles (on the order of a few thousand contracts at peak), 2020-2021 bull market acceleration (up to ~15K contracts), consolidation phase during the post-Terra/FTX bear, then massive post-spot-ETF January 2024 expansion (>30K contracts regularly, peak >40K+ some weeks). The OI CME / total offshore OI ratio (Coinalyze 17 venues) serves as US institutionalisation indicator — historically <2% during pre-ETF cycles, around 5-10% post-spot-ETF. Daily volume: typical values 5K-15K contracts in normal conditions, peaks > 30K contracts during extreme macro events (FOMC surprise, ETF flow record, halving). A CME OI YoY growth > +50% is a structural indication of accelerated institutional adoption.
What to observe
Patterns to watch: (1) CME OI rising vs stable offshore OI divergence — accelerated institutionalisation indication, especially post-ETF where spot ETFs need to hedge their exposure via CME futures; (2) CME OI / offshore OI ratio crossing 10% — structural crypto market shift to US regulated indication; (3) daily volume peak > 30K contracts coinciding with macro event — confirms institutional impact of event (vs purely offshore retail event which does not increase CME volume); (4) prolonged CME OI plateau with corrections — may indication short-term institutional saturation. BTC 4Y cycle context is essential: CME OI has structurally exploded after each halving, following market maturation.
Historical context
Major documented evolution: CME BTC futures launch December 2017 (close to the December 2017 historical BTC top, heavily mediatised 'Wall Street arrives' narrative), 2018-2019 bear market (very low OI, marginal institutional adoption), post-COVID rebound March 2020 (CME OI goes from a few thousand to ~15K contracts), 2021 bull market (CME OI plateau around 12K-15K contracts, dwarfed by offshore Binance growth), 2022 post-Terra/FTX bear (CME OI resiliently maintained, sign that institutionals stay positioned long-term), January 2024 spot-ETF approval (CME OI explodes toward 30K-40K contracts in months, spot ETFs hedging their exposure), March 2025 Bitcoin Strategic Reserve EO (new wave of CME OI, State adoption narrative). Each major regulatory event has left a structurally durable imprint on CME OI.
Expert notes
CME OI is complementary to offshore aggregated OI (#1 Layer A) — both capture distinct trader universes: CME = US regulated institutionals via traditional brokers, offshore = global retail + offshore market-makers + cross-venue arbitrageurs. The CME OI / Offshore OI ratio serves as structural indicator of US institutional adoption (rising post-ETF 2024). For exhaustive cross-layer Trinity reading, cross-reference with: (1) COT Report (#21) — participant category decomposition; (2) CME L/S ratio (#23) — normalised sentiment; (3) ETF Holdings (Macro Intelligence) — spot ETFs need CME futures to hedge their exposure, hence correlated growth; (4) TYCC Trinity Yield Curve Composite — US rates context influencing institutional BTC vs Treasuries allocation decision. Attribution note: 'Source: CME Group' footer + cmegroup.com link mandatory (public data but explicit attribution encouraged).
Common mistakes to avoid
Common mistake: interpreting CME OI as proxy for entire Bitcoin institutional market. NO — CME captures ONLY US regulated institutionals going via futures (managed money, leveraged funds, asset managers via brokers). Institutionals holding BTC spot via ETF (BlackRock IBIT, Fidelity FBTC, etc.) are another category captured by ETF Holdings charts (Macro Intelligence). For exhaustive global view, cross-reference CME OI + ETF Holdings + Sovereign Reserves. Another trap: comparing CME OI of early cycles to that of post-spot-ETF cycles without considering maturation. CME OI measured in thousands of contracts during early cycles has experienced multi-decuple growth in dollar notional with post-spot-ETF maturation — for exhaustive view, always compare in USD notional rather than raw contract count.
Programmatic access
REST API
curl -sS \
'https://api.trinityinsights.io/api/v1/exchange-intelligence/derivatives-cme-bitcoin-futures-oi-weekly/history?days=90' \
-H 'X-API-Key: $TRINITY_API_KEY'MCP server
{
"tool": "get_chart_value",
"metric_id": "derivatives-cme-bitcoin-futures-oi-weekly",
"timeframe": "1y"
}Required tier: pro. See the pricing grid for the tier list and the MCP documentation for multi-client configuration.
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Institutional disclaimer
Trinity Insights is an educational and analytical tool. The metric above does not constitute investment advice. Trinity Insights is not a Crypto-Asset Service Provider (CASP) registered under MiCA Regulation (EU) 2023/1114. See the full disclaimer.