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Check out our Dark Pool Levels

BIO
Bio-Rad Laboratories, Inc.Class A
stock NYSE

At Close
Sep 25, 2026 3:59:57 PM EDT
380.88USD-1.719%(-6.66)253,583
335.73Bid   423.09Ask   87.36Spread
Pre-market
0.00USD-100.000%(-387.54)0
After-hours
Sep 22, 2026 4:10:30 PM EDT
379.57USD-0.021%(-0.08)0
OverviewOption ChainMax PainOptionsPrice & VolumeSplitsHistoricalExchange VolumeDark Pool LevelsDark Pool PrintsExchangesShort VolumeShort Interest - DailyShort InterestBorrow Fee (CTB)Failure to Deliver (FTD)Short Interest - DailyTrendsNewsMore
for Daily Short Interest
BIO Short Interest (SI) Latest - Official
As of 2026-09-15, there were 998,654 shares short with a short interest of 5.59%.

BIO Short Interest - Official
 

BIO Short Position Change - Official
 
BIO 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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