23,114 call and 4,063 put contracts by 09:33 ET on Oct 16, 2026. Est. premium $3.0M calls, $688K puts. Tracked: up to 40 strikes around the money across 22 expirations.
CCalls23,114
PPuts4,063
contracts
Evidence
The numbers behind this snapshot, Oct 16, 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)
23,114
PPut volume (contracts)
4,063
CCall open interest, prior settlement
285,671
PPut open interest, prior settlement
81,675
CCall premium, est. (USD)
$3.0M
PPut premium, est. (USD)
$688K
Call/put volume ratio
5.7x
Days to expiry
0
Why it fired
Rule
call/put volume >= 2.5 (absolute: baseline n 3 < 5); call volume >= 2000; put volume >= 500; expiry >= 1% of ticker volume
Values that cleared it
Call volume (contracts): 23,114; Ratio: 5.69
Contracts traded behind each figure
Calls: 30; Puts: 23
Baseline
median call/put volume ratio, contracts same day: 1.5625
Baseline window
last 20 sessions
Baseline n
3, 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.
The median is MSFT's put/call volume ratio for contracts more than 3 months out over the last 6 sessions. 2,079 put and 550 call contracts by 11:03 ET on Oct 16, 2026. Tracked: up to 40 strikes around the money across 22 expirations.
MSFT calls expiring that date in the strikes we track traded 0.4x their open interest, by 10:47 ET on Oct 16, 2026. Tracked: up to 40 strikes around the money across 22 expirations.
The median is MSFT's call/put volume ratio for contracts 1 to 3 months out over the last 6 sessions. 2,529 call and 538 put contracts by 10:17 ET on Oct 16, 2026. Tracked: up to 40 strikes around the money across 22 expirations.
The median is MSFT's put/call volume ratio for contracts 1 to 3 months out over the last 6 sessions. 2,483 put and 835 call contracts by 10:13 ET on Oct 16, 2026. Tracked: up to 40 strikes around the money across 22 expirations.
The median is MSFT's put/call volume ratio for contracts 1 to 3 weeks out over the last 6 sessions. 3,034 put and 1,742 call contracts by 09:43 ET on Oct 16, 2026. Tracked: up to 40 strikes around the money across 22 expirations.
The median is MSFT's call/put volume ratio for contracts within a week over the last 6 sessions. 3,377 call and 554 put contracts by 09:38 ET on Oct 16, 2026. Tracked: up to 40 strikes around the money across 22 expirations.