Same-day contracts accounted for 70% of tracked SPY option volume by 09:32 ET
As of , published from Oct 29, 2026, 09:47 ET. Source: delayed broker chain.
On the page at squawkflow.com/options-flow/2026-10-29/spy-oct-29-2026-same-day-share: the follow-up at the next settlement and at the Oct 29, 2026 expiry, each added once recorded; the evidence table and the rule that fired; and up to six other SPY snapshots from Oct 29, 2026.
99,615 of 141,570 tracked contracts on Oct 29, 2026, puts 51,804 and calls 47,811. Tracked: up to 40 strikes around the money across 35 expirations.
Same day70%
Of which47,811 C / 51,804 P
Evidence
The numbers behind this snapshot, Oct 29, 2026, 09:32 ET. Session volume from delayed options chain snapshots, published at least 15 minutes after capture. Totals cover the strikes captured around the money, not every listed strike. Not individual trades. Premium is an estimate: volume times the quote midpoint.
The median is SPY's call/put volume ratio for contracts within a week over the last 15 sessions. 9,450 call and 5,850 put contracts by 10:02 ET on Oct 29, 2026. Tracked: up to 40 strikes around the money across 35 expirations.
The median is SPY's put/call volume ratio for contracts 1 to 3 months out over the last 15 sessions. 6,178 put and 1,419 call contracts by 09:37 ET on Oct 29, 2026. Tracked: up to 40 strikes around the money across 35 expirations.
SPY calls expiring that date in the strikes we track traded 1.1x their open interest, by 09:37 ET on Oct 29, 2026. Tracked: up to 40 strikes around the money across 35 expirations.
Within 3 weeks: 189,888 put and 146,073 call contracts. 1 to 3 months out: 9,479 put and 2,720 call contracts. By 09:37 ET on Oct 29, 2026. Tracked: up to 40 strikes around the money across 35 expirations.