MSFT calls outnumbered puts 4.2 to 1 in contracts expiring Oct 12 (same day)
As of , published from Oct 12, 2026, 09:48 ET. Source: Schwab options chain.
8,447 call and 2,023 put contracts by 09:33 ET on Oct 12, 2026. Est. premium $961K calls, $211K puts. Tracked: up to 40 strikes around the money across 23 expirations.
CCalls8,447
PPuts2,023
contracts
Evidence
The numbers behind this snapshot, Oct 12, 2026, 09:33 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.
Measure
Value
CCall volume (contracts)
8,447
PPut volume (contracts)
2,023
CCall open interest, prior settlement
19,158
PPut open interest, prior settlement
15,631
CCall premium, est. (USD)
$961K
PPut premium, est. (USD)
$211K
Call/put volume ratio
4.2x
Days to expiry
0
Why it fired
Rule
call/put volume >= 2.5 (absolute: baseline n 1 < 5); call volume >= 2000; put volume >= 500; expiry >= 1% of ticker volume
Values that cleared it
Call volume (contracts): 8,447; Ratio: 4.18
Contracts traded behind each figure
Calls: 25; Puts: 20
Baseline
median call/put volume ratio, contracts same day: 1.5625
Baseline window
last 20 sessions
Baseline n
1, so the fixed threshold applied
Claim level
1, arithmetic on reported figures
Last-trade position, raw counts
Count of contracts whose single last trade sat near the ask or bid. Not the side of the session's volume. It is not used in the headline.
Count of contracts by where their single last trade sat against the quote.
7,127 put and 1,790 call contracts by 15:12 ET on Oct 12, 2026. Est. premium $3.3M puts, $1.9M calls. Tracked: up to 40 strikes around the money across 23 expirations.
3,424 call and 1,043 put contracts by 11:57 ET on Oct 12, 2026. Est. premium $6.6M calls, $290K puts. Tracked: up to 40 strikes around the money across 23 expirations.
8,798 call and 501 put contracts by 11:48 ET on Oct 12, 2026. Est. premium $15.1M calls, $400K puts. Tracked: up to 40 strikes around the money across 23 expirations.
8,806 call and 3,479 put contracts by 10:17 ET on Oct 12, 2026. Est. premium $2.1M calls, $878K puts. Tracked: up to 40 strikes around the money across 23 expirations.
5,994 put and 2,207 call contracts by 10:08 ET on Oct 12, 2026. Est. premium $5.7M puts, $4.0M calls. Tracked: up to 40 strikes around the money across 23 expirations.
MSFT calls expiring that date in the strikes we track traded 1.8x their open interest, by 09:43 ET on Oct 12, 2026. Tracked: up to 40 strikes around the money across 23 expirations.