Caterpillar Inc. options tape
Read from CBOE's delayed chain on 23 September 2026, with Caterpillar Inc. at $809.56: open interest within 90 days was 49,506 call and 55,725 put contracts, a put/call ratio of 1.13; the day's volume was 5,246 calls and 5,304 puts (1.01). The most call open interest sits at the $900.00 strike (2,437 contracts) and the most put open interest at $750.00 (2,803). The at-the-money straddle for 25 September 2026, 2 days out, was priced at 2.6% of spot. For 16 October 2026, implied volatility was 34.7% at the put 5% below spot and 35.0% at the call 5% above, -0.3 points.
Where the open interest sits
| Side | Strike | Open interest |
|---|---|---|
| Calls | $900.00 | 2,437 |
| Puts | $750.00 | 2,803 |
The strike with the most open interest on each side, across expiries within 90 days.
Source
CBOE delayed quotes for CAT, the free 15-minute-delayed chain, read once a day. Figures describe positioning; they are not a forecast.
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