Rosa Del Mar

Daily Brief

Issue 64 2026-03-05

Bitcoin Microstructure Reweighted By Etfs And Derivatives

Issue 64 Edition 2026-03-05 8 min read
General
Sources: 1 • Confidence: Medium • Updated: 2026-04-11 17:31

Key takeaways

  • By early to mid-2025, TradFi-linked venues (spot ETFs and related proxies) became large enough that adding ETF volume materially changes how Bitcoin spot trading and price formation appear.
  • Bitcoin price decline is attributed primarily to holders selling Bitcoin or selling away upside via covered calls, rather than to explanations centered on “paper Bitcoin” or derivatives complexity.
  • Options linked to iBit are on track to overtake Deribit in Bitcoin options open interest and volume.
  • DeFi is an architectural response to the 2008 financial crisis that aims to reduce systemic risk by replacing opaque interconnected intermediaries with transparent, decentralized systems.
  • A major constraint on institutional DeFi and tokenized real-world-asset adoption is the requirement for AML/KYC, which creates a permissioned-versus-permissionless tension that limits composability and liquidity.

Sections

Bitcoin Microstructure Reweighted By Etfs And Derivatives

  • By early to mid-2025, TradFi-linked venues (spot ETFs and related proxies) became large enough that adding ETF volume materially changes how Bitcoin spot trading and price formation appear.
  • Bitcoin spot trading volumes were described as unusually low recently, with an example day around $6–$7B versus roughly three times higher before an October 10 crash and $18–$20B on major sell-off days such as February 5.
  • Bitcoin ETF outflows and basis compression are linked to the unwind of hedge-fund basis trades as retail leveraged-upside demand diminished.
  • Bitcoin ETF participants can be segmented into hedge funds running basis trades, attention-driven investors, and long-term allocators such as advisors and institutions.
  • Recent Bitcoin ETF outflows are attributed to hedge funds unwinding basis trades and attention investors rotating interest toward precious metals or AI, while long-term allocators continue to buy and hold.
  • Spot Bitcoin ETFs were a watershed moment and the most successful ETF launch on record by a wide margin.

Yield Overlays And Opacity As A Supply Of Upside

  • Bitcoin price decline is attributed primarily to holders selling Bitcoin or selling away upside via covered calls, rather than to explanations centered on “paper Bitcoin” or derivatives complexity.
  • As institutions hold more Bitcoin, their use of yield overlays such as covered call writing can mechanically cap upside volatility by selling away upside exposure.
  • A substantial amount of Bitcoin upside has been sold away through private SMA option-overlay strategies that are not visible in public fund reporting or on-chain movements.
  • BTC lending yields offered by prime brokers or lending desks are relatively low compared with covered-call overlay strategies that may generate roughly three to five times higher yields, albeit with different risks and active-management requirements.
  • Bitcoin credit markets are immature and one-way, with many participants wanting to lend Bitcoin but relatively few wanting Bitcoin liabilities.

Tradfi Operational Convergence And New Venues Constraints

  • Options linked to iBit are on track to overtake Deribit in Bitcoin options open interest and volume.
  • Nasdaq and ICE removed a 25,000-contract position limit on options tied to ETF products.
  • CME is expected to begin trading cryptocurrency futures, including Bitcoin futures, on a 24/7 schedule within a few months.
  • Bitcoin market structure is expected to evolve via broader derivatives participation and possible integration into retirement channels such as 401(k) plans.
  • Crypto market structure is changing via two-way convergence: crypto becomes more like TradFi while parts of TradFi adopt crypto-like features, increasing interconnection between the two.

Defi Value Prop Vs Current Practical Disadvantages

  • DeFi is an architectural response to the 2008 financial crisis that aims to reduce systemic risk by replacing opaque interconnected intermediaries with transparent, decentralized systems.
  • DeFi’s key structural disadvantages today include poor user experience, difficulty assessing protocol trustworthiness, security risks across many protocols, and regulatory uncertainty.
  • A mortgage lender announced roughly $500 million scale access to DeFi with a plan to scale to $1 billion to obtain better borrowing rates for clients.
  • DeFi’s core pillars are self-custody, transparency, and decentralized networks.

Compliance Gating And Identity As The Scaling Bottleneck For Defi Rwa

  • A major constraint on institutional DeFi and tokenized real-world-asset adoption is the requirement for AML/KYC, which creates a permissioned-versus-permissionless tension that limits composability and liquidity.
  • Decentralized identity is necessary to make AML/KYC scalable enough to onboard billions of users into on-chain finance.
  • The accredited investor standard creates a walled garden for tokenized real-world assets by limiting who can hold and trade them, reducing permissionless-system benefits.

Unknowns

  • Which traditional financial institutions are deploying tokenization infrastructure in production, for which instruments/workflows (issuance, settlement, custody, collateral), and at what scale?
  • Are spot Bitcoin ETFs in fact the most successful ETF launch on record, and by which metric (AUM, flows, trading volume, speed to thresholds)?
  • What is the current ETF share of consolidated Bitcoin spot volume, and how does ETF creation/redemption activity correlate with spot returns at intraday and multi-day horizons?
  • Is iBit-linked Bitcoin options activity actually on track to overtake Deribit, and if so, when and on which measures (open interest, volume, liquidity, spreads)?
  • Did Nasdaq and ICE remove a 25,000-contract position limit on ETF-linked options, and what are the new limits and affected products?

Investor overlay

Read-throughs

  • ETF-linked venues are large enough to change observed Bitcoin spot volume and price formation, so traditional market plumbing may increasingly drive short-horizon moves and liquidity conditions.
  • Covered-call writing and other yield overlays may constitute a meaningful, less visible supply of upside, potentially damping upside volatility and shaping rally profiles even without obvious on-chain selling.
  • Bitcoin derivatives price discovery may be shifting toward ETF-linked options as positions and volumes grow, implying increasing interconnection between crypto-native and TradFi venues and changing basis and hedging dynamics.

What would confirm

  • Measured ETF share of consolidated Bitcoin spot volume rises materially and remains elevated, with creation and redemption activity showing stable correlations with intraday and multi-day spot returns.
  • Data show sustained growth in iBit-linked options open interest and volume toward or beyond Deribit levels, alongside competitive liquidity indicators such as tighter spreads and deeper order books.
  • Evidence of persistent covered-call flows, such as elevated call open interest at common overwrite deltas and maturities, coinciding with capped upside and flatter upside skew relative to comparable periods.

What would kill

  • ETF-adjusted spot microstructure metrics show little change versus crypto-native venues, and ETF creations and redemptions exhibit weak or unstable relationships with subsequent spot returns.
  • iBit-linked options fail to gain durable share or liquidity versus Deribit, with open interest and volume growth stalling or reversing and spreads staying wider than crypto-native benchmarks.
  • Options positioning and realized outcomes do not show systematic upside capping, with rallies occurring without evidence of large overwriting activity or with volatility and skew behaving similarly to pre-overlay regimes.

Sources