Bitcoin derivatives traders are carrying close to $100 billion in combined exposure, split between $56.3 billion in futures and $42 billion in options open interest. Calls control 60.74% of that options market, with the heaviest contracts clustered around Sept. 25 strikes between $70,000 and $100,000, even as max pain on several major venues sits below bitcoin's current price.
Bitcoin Traders Have Nearly $100 Billion Riding on What Comes Next
Bitcoin spent the week bouncing between $75,038 and $81,710, but beneath that range, the derivatives market has grown into a much bigger story. Bitcoin's price is hovering around $81,273 on Saturday, Sept. 19, up 4.2% over the past day. Futures open interest sits around $56.3 billion and options open interest hovers near $42 billion. Together, that puts close to $100 billion in open exposure tied to where bitcoin goes next.
Binance Leads Futures, CME Close Behind
Coinglass data shows Binance holding the largest futures slice at 144,810 BTC, worth $11.77 billion, or 20.89% of the market. CME follows with 107,450 BTC, or $8.74 billion, a 15.5% share. Bybit and Gate each carry about $5.36 billion, MEXC sits at $4.78 billion, Hyperliquid holds $3.47 billion and OKX has $3.12 billion. Futures open interest has climbed from well below $50 billion toward the mid-$50 billion range since August as bitcoin recovered toward $80,000.
Options Traders Favor Calls
In the options market, calls account for 60.74% of open interest, representing 311,306.86 BTC, against 201,232.2 BTC in puts. The 24-hour flow leans the same way, with calls making up 59.01% of volume, or 30,277.53 BTC, versus 21,028.15 BTC in puts. A call option gives the right to buy at a set price, while a put gives the right to sell — a heavier call share can reflect greater demand for upside, though options are also widely used for hedging.
Deribit's Sept. 25 $70,000 call carries 10,916.3 BTC in open interest, the $85,000 call holds 10,202.3 BTC and the $90,000 call holds 9,544.1 BTC. A Dec. 25 $80,000 call adds another 9,033.7 BTC.
Max Pain Sits Below Spot
Max pain readings for the Sept. 25 expiration sit below bitcoin's spot price on several venues. Deribit's chart places max pain around $72,000, Binance sits around $76,000 and OKX is near $75,000. With bitcoin at roughly $81,273, bitcoin would need to give up roughly $9,000 from its current level to reach Deribit's Sept. 25 max pain area. Max pain is a positioning metric, not a prediction — but traders watch it because large expirations can produce unusual moves as settlement nears.
None of this guarantees where bitcoin trades next. Open interest shows where contracts exist, not where the price must go, and some of Deribit's largest individual contracts expire Sept. 25.
Source: Bitcoin.com News
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