Caseys General Stores Inc. options tape
Read from CBOE's delayed chain on 23 September 2026, with Caseys General Stores Inc. at $585.01: open interest within 90 days was 3,938 call and 3,182 put contracts, a put/call ratio of 0.81; the day's volume was 710 calls and 188 puts (0.26). The most call open interest sits at the $770.00 strike (413 contracts) and the most put open interest at $670.00 (468). The at-the-money straddle for 16 October 2026, 23 days out, was priced at 7.1% of spot. For 16 October 2026, implied volatility was 32.8% at the put 5% below spot and 33.6% at the call 5% above, -0.8 points.
Where the open interest sits
| Side | Strike | Open interest |
|---|---|---|
| Calls | $770.00 | 413 |
| Puts | $670.00 | 468 |
The strike with the most open interest on each side, across expiries within 90 days.
Source
CBOE delayed quotes for CASY, the free 15-minute-delayed chain, read once a day. Figures describe positioning; they are not a forecast.
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