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BLDR
Builders FirstSource, Inc.
stock NYSE

Market Open
Dec 31, 2025 3:37:05 PM EST
103.14USD-0.048%(-0.05)855,418
99.01Bid   104.30Ask   5.29Spread
Pre-market
Dec 29, 2025 9:13:30 AM EST
102.37USD-0.799%(-0.82)0
After-hours
Dec 30, 2025 4:30:30 PM EST
103.01USD-0.160%(-0.17)0
OverviewOption ChainMax PainOptionsHistoricalExchange VolumeDark Pool LevelsDark Pool PrintsExchangesShort VolumeShort Interest - DailyShort InterestBorrow Fee (CTB)Failure to Deliver (FTD)Short InterestTrendsNewsMore
for Daily Short Interest
BLDR Short Interest (SI) Latest - Official
As of 2025-12-15, there were 4,578,394 shares short with a short interest of 4.26%.

BLDR Short Interest - Official
 

BLDR Short Position Change - Official
 
BLDR 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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