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TAC
TransAlta Corporation
stock NYSE

At Close
Jul 24, 2026 3:59:57 PM EDT
13.69USD-2.941%(-0.42)853,813
0.00Bid   0.00Ask   0.00Spread
Pre-market
Jul 23, 2026 9:27:30 AM EDT
14.02USD-0.638%(-0.09)0
After-hours
Jul 24, 2026 4:10:30 PM EDT
13.72USD+0.183%(+0.03)77,735
OverviewOption ChainMax PainOptionsPrice & VolumeDividendsHistoricalExchange VolumeDark Pool LevelsDark Pool PrintsExchangesShort VolumeShort Interest - DailyShort InterestBorrow Fee (CTB)Failure to Deliver (FTD)Short InterestTrendsNewsMore
for Daily Short Interest
TAC Short Interest (SI) Latest - Official
As of 2026-07-15, there were 6,567,245 shares short with a short interest of 2.63%.

TAC Short Interest - Official
 

TAC Short Position Change - Official
 
TAC 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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