TMO max pain

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

TMO's max pain for the October 23, 2026 expiration was 680 at the October 20, 2026 close, −1.1% from TMO's 687.37 close. Max pain is the price at which option holders' total intrinsic value at expiry would be smallest.

680
Max pain
Oct 23 expiry
687.37
Close
−1.1% to max pain
1.27
Put/call OI
0.37
Put/call volume

TMO close vs max pain, last 20 sessions

SessionCloseMax painGap
Oct 20687.37680−1.1%
Oct 19679.38680+0.1%
Oct 16690.00680−1.4%
Oct 15696.49655−6.0%
Oct 14673.20650−3.4%
Oct 13663.04650−2.0%
Oct 12662.24650−1.8%
Oct 9658.02650−1.2%
Oct 8651.98662.5+1.6%
Oct 7662.06660−0.3%
Oct 6656.58650−1.0%
Oct 5676.76650−4.0%
Oct 2654.80650−0.7%
Oct 1652.51670+2.7%
Sep 30675.05667.5−1.1%
Sep 29679.61667.5−1.8%
Sep 28678.60667.5−1.6%
Sep 25675.00667.5−1.1%
Sep 24678.39655−3.4%
Sep 23665.30655−1.5%

The session before, max pain sat at 680.

Open interest within 45 days stood at 6,131 calls and 7,804 puts, a put/call ratio of 1.27. On the day, 7,104 calls and 2,631 puts traded.

Max pain is a property of the open-interest book, not a forecast: price has no obligation to finish there, and on most days it does not. It is most useful as a reference for where the expiring book is balanced.

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

Common questions

What is TMO's max pain?

680 for the October 23, 2026 expiration, from open interest at the October 20, 2026 close.

What is TMO's put/call ratio?

By open interest 1.27; by volume 0.37 on October 20, 2026.

Does TMO close at max pain?

Not reliably. Max pain describes where the expiring options book is balanced; it is a reference level, not a prediction.

Compare: max pain 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.