Comcast Corp. options tape
Read from CBOE's delayed chain on 23 September 2026, with Comcast Corp. at $22.44: open interest within 90 days was 135,852 call and 113,948 put contracts, a put/call ratio of 0.84; the day's volume was 10,366 calls and 10,965 puts (1.06). The most call open interest sits at the $25.00 strike (15,502 contracts) and the most put open interest at $20.00 (42,005). The at-the-money straddle for 25 September 2026, 2 days out, was priced at 2.5% of spot. For 16 October 2026, implied volatility was 31.2% at the put 5% below spot and 29.1% at the call 5% above, +2.1 points.
Where the open interest sits
| Side | Strike | Open interest |
|---|---|---|
| Calls | $25.00 | 15,502 |
| Puts | $20.00 | 42,005 |
The strike with the most open interest on each side, across expiries within 90 days.
Strikes where the day's volume was at least twice the open interest
| Contract | Volume | Open interest before | Premium traded |
|---|---|---|---|
| 20 November 2026 put at $19.00 | 3,024 | 4 | $65,016 |
Volume of at least 200 contracts and at least twice the open interest, with at least $25,000 of premium at the mid; contracts expiring the same day are left out. Premium is mid price times volume times 100.
Open interest built since 22 September 2026
| Contract | Open interest now | Change |
|---|---|---|
| 30 October 2026 put at $20.00 | 36,944 | +36,908 |
| 16 October 2026 call at $22.00 | 3,902 | +3,499 |
| 16 October 2026 call at $23.50 | 1,416 | +1,416 |
| 16 October 2026 call at $25.00 | 7,245 | +822 |
| 20 November 2026 put at $22.00 | 902 | +601 |
| 16 October 2026 put at $22.50 | 449 | +449 |
| 9 October 2026 call at $24.00 | 427 | +356 |
| 23 October 2026 call at $25.00 | 605 | +307 |
Contracts whose open interest rose by 250 or more against the previous day's snapshot.
Source
CBOE delayed quotes for CMCSA, the free 15-minute-delayed chain, read once a day. Figures describe positioning; they are not a forecast.
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