FBTC open interest by strike

From the closing options book · October 20, 2026 · updated after every close

At the October 20, 2026 close, FBTC options within 45 days held 2,779 calls and 1,416 puts in open interest, a put/call ratio of 0.51. The biggest call strike near the money was 75 and the biggest put strike 70.5.

2,779
Call OI
1,416
Put OI
0.51
Put/call OI
0.16
Put/call volume

FBTC open interest by strike, within 5% of the close

Strikeputs ← open interest → calls
75
74.5
74
73.5
73
72.5
72
71.5
71
70.5
70
69.5
69
68.5

75 carried 292 calls and 70.5 carried 110 puts.

Open interest counts contracts still open after the close; it settles overnight. Large strikes are where dealer hedging is concentrated, which is why open interest feeds the gamma levels and max pain on the other FBTC pages.

These are the October 20, 2026 closing numbers. Members see FBTC's map move live all session.

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Common questions

What is FBTC's open interest?

2,779 calls and 1,416 puts within 45 days at the October 20, 2026 close.

Which FBTC strike has the most call open interest?

75 near the money, with 292 contracts.

Which FBTC strike has the most put open interest?

70.5 near the money, with 110 contracts.

Compare: open interest by strike on other tickers

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Measured from the closing options book and rebuilt after every close. Nothing on this page is live. Levels are where dealer hedging is concentrated, not targets or forecasts. Not investment advice.