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ALC
Alcon Inc.
stock NYSE

At Close
Sep 30, 2026 3:59:59 PM EDT
64.75USD-1.054%(-0.69)1,564,399
56.07Bid   64.90Ask   8.83Spread
Pre-market
Sep 30, 2026 9:26:30 AM EDT
65.25USD-0.290%(-0.19)1,308
After-hours
Sep 30, 2026 4:10:30 PM EDT
64.75USD0.000%(0.00)1
OverviewOption ChainMax PainOptionsHistoricalExchange VolumeDark Pool LevelsDark Pool PrintsExchangesShort VolumeShort Interest - DailyShort InterestBorrow Fee (CTB)Failure to Deliver (FTD)Short Interest - DailyTrendsNewsMore
for Daily Short Interest
ALC Short Interest (SI) Latest - Official
As of 2026-09-15, there were 17,487,148 shares short with a short interest of 3.60%.

ALC Short Interest - Official
 

ALC Short Position Change - Official
 
ALC 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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