Signal

Bitcoin options open interest on Deribit surpasses BlackRock ahead of $6.25 billion expiry

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Published 2026-05-21 10:53 UTCUpdated 2026-05-21 18:45 UTC
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Evidence trail (top sources)
top sources (1 domains)domains are deduped. counts indicate coverage, not truth.
1 top source shown
Deribit Bitcoin options top BlackRock IBIT at $31.3B
Crypto.News · News · crypto.news · 2026-05-21 18:45 UTC
limited source diversity in top sources
Overview

Bitcoin options open interest on Deribit has surged to $31.3 billion, overtaking BlackRock's IBIT at $27 billion as traders prepare for a significant $6.25 billion expiry on May 29.

Entities
BlackRockDeribitBTC
Score total
1.32
Momentum 24h
3
Posts
3
Origins
2
Source types
2
Duplicate ratio
33%
Why now
  • The approaching May 29 expiry date is driving heightened positioning in Bitcoin options.
  • Deribit’s open interest surpassing BlackRock’s IBIT reflects recent market shifts.
  • Traders are focused on key price levels that could determine Bitcoin’s short-term direction.
Why it matters
  • The surge in Bitcoin options open interest signals increased market activity and potential volatility ahead of a major expiry.
  • Deribit overtaking BlackRock highlights shifting dynamics in Bitcoin derivatives trading.
  • The $6.25 billion expiry could influence Bitcoin price movements around the $75,000 to $80,000 range.
LLM analysis
Topic mix: lowPromo risk: lowSource quality: medium
Recurring claims
  • Deribit’s bitcoin open interest has overtaken BlackRock’s IBIT ahead of a $6.25 billion expiry.
How sources frame it
  • CoinDeskGlobal: neutral
  • Peace Longe: neutral
All evidence
All evidence
Deribit Bitcoin options top BlackRock IBIT at $31.3B
Crypto.News · crypto.news · 2026-05-21 18:45 UTC
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  • CoinDeskGlobal (1)
Top origin domains (this list)
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