Alphabet Inc. options tape
Read from CBOE's delayed chain on 23 September 2026, with Alphabet Inc. at $348.19: open interest within 90 days was 493,775 call and 312,751 put contracts, a put/call ratio of 0.63; the day's volume was 170,662 calls and 81,583 puts (0.48). The most call open interest sits at the $380.00 strike (34,069 contracts) and the most put open interest at $320.00 (20,923). 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 31.6% at the put 5% below spot and 31.7% at the call 5% above, -0.1 points.
Where the open interest sits
| Side | Strike | Open interest |
|---|---|---|
| Calls | $380.00 | 34,069 |
| Puts | $320.00 | 20,923 |
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 |
|---|---|---|---|
| 25 September 2026 call at $360.00 | 19,660 | 5,740 | $1.7 million |
| 20 November 2026 put at $375.00 | 451 | 132 | $1.6 million |
| 25 September 2026 call at $347.50 | 3,457 | 1,095 | $1.6 million |
| 25 September 2026 put at $352.50 | 2,051 | 696 | $1.5 million |
| 25 September 2026 call at $355.00 | 8,290 | 3,187 | $1.5 million |
| 25 September 2026 put at $355.00 | 1,553 | 258 | $1.4 million |
| 25 September 2026 put at $350.00 | 2,288 | 707 | $1.3 million |
| 16 October 2026 call at $357.50 | 1,561 | 41 | $1.2 million |
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 |
|---|---|---|
| 25 September 2026 call at $365.00 | 8,662 | +6,137 |
| 25 September 2026 call at $367.50 | 6,065 | +5,524 |
| 16 October 2026 call at $385.00 | 6,051 | +3,848 |
| 25 September 2026 call at $377.50 | 3,451 | +3,277 |
| 25 September 2026 call at $370.00 | 5,475 | +2,159 |
| 25 September 2026 call at $360.00 | 5,740 | +1,475 |
| 16 October 2026 put at $310.00 | 5,412 | +1,188 |
| 2 October 2026 put at $317.50 | 927 | +835 |
Contracts whose open interest rose by 250 or more against the previous day's snapshot.
Source
CBOE delayed quotes for GOOG, the free 15-minute-delayed chain, read once a day. Figures describe positioning; they are not a forecast.
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