SE open interest by strike

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

At the October 20, 2026 close, SE options within 45 days held 1,713 calls and 8,325 puts in open interest, a put/call ratio of 4.86. The biggest call strike near the money was 84 and the biggest put strike 80.

1,713
Call OI
8,325
Put OI
4.86
Put/call OI
1.1
Put/call volume

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

Strikeputs ← open interest → calls
84
83
82.5
80
77.5

84 carried 41 calls and 80 carried 538 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 SE pages.

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

Common questions

What is SE's open interest?

1,713 calls and 8,325 puts within 45 days at the October 20, 2026 close.

Which SE strike has the most call open interest?

84 near the money, with 41 contracts.

Which SE strike has the most put open interest?

80 near the money, with 538 contracts.

Compare: open interest by strike on other tickers

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.