NVDA puts expiring that date in the strikes we track traded 0.8x their open interest, by 09:51 ET on Oct 21, 2026. Tracked: up to 40 strikes around the money across 25 expirations.
PStrike5.6x
Expiry0.80x
Evidence
The numbers behind this snapshot, Oct 21, 2026, 09:51 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
Volume / prior open interest, this strike
5.6x
Volume / prior open interest, the expiry's tracked strikes
0.80x
Days to expiry
0
Why it fired
Rule
volume/prior OI >= 5.0 and >= 3.0 x this expiry's put volume/OI; prior OI >= 1000; volume >= 2000
Values that cleared it
Expiry ratio: 0.8; Ratio: 5.62
Contracts traded behind each figure
Expiry puts: 22
Baseline
this expiry's put volume/open interest, same session: 0.8
Baseline window
same expiry, same session (n = strikes with open interest)
The median is NVDA's call/put volume ratio for contracts within a week over the last 9 sessions. 36,005 call and 11,380 put contracts by 11:46 ET on Oct 21, 2026. Tracked: up to 40 strikes around the money across 25 expirations.
The median is NVDA's call/put volume ratio for contracts 1 to 3 months out over the last 9 sessions. 9,807 call and 3,262 put contracts by 11:12 ET on Oct 21, 2026. Tracked: up to 40 strikes around the money across 25 expirations.
The median is NVDA's call/put volume ratio for contracts 1 to 3 months out over the last 9 sessions. 4,789 call and 744 put contracts by 09:46 ET on Oct 21, 2026. Tracked: up to 40 strikes around the money across 25 expirations.
The median is NVDA's call/put volume ratio for contracts 1 to 3 months out over the last 9 sessions. 3,102 call and 962 put contracts by 09:41 ET on Oct 21, 2026. Tracked: up to 40 strikes around the money across 25 expirations.
The median is NVDA's call/put volume ratio for contracts 1 to 3 weeks out over the last 9 sessions. 5,583 call and 879 put contracts by 09:31 ET on Oct 21, 2026. Tracked: up to 40 strikes around the money across 25 expirations.