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CMCSA
Comcast Corp
stock NASDAQ

At Close
Sep 16, 2026 3:59:57 PM EDT
23.75USD-2.744%(-0.67)24,295,832
0.00Bid   0.00Ask   0.00Spread
Pre-market
Sep 17, 2026 8:22:30 AM EDT
23.98USD+1.067%(+0.25)7,197
After-hours
Sep 16, 2026 4:56:30 PM EDT
23.73USD-0.084%(-0.02)104,824
OverviewOption ChainMax PainOptionsPrice & VolumeSplitsDividendsHistoricalExchange VolumeDark Pool LevelsDark Pool PrintsExchangesShort VolumeShort Interest - DailyShort InterestBorrow Fee (CTB)Failure to Deliver (FTD)Short Interest - DailyTrendsNewsMore
for Daily Short Interest
CMCSA Short Interest (SI) Latest - Official
As of 2026-08-31, there were 82,965,352 shares short with a short interest of 2.36%.

CMCSA Short Interest - Official
 

CMCSA Short Position Change - Official
 
CMCSA Short Interest - Official chartexchange.com
Historical data is split-adjusted.
1) Data from Finra. Finra publishes an updated file every two weeks.
2) Days to Cover (DTC) is also called Short Ratio. This is the Short Position / Average Daily Trading Volume.



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