Basics Castle Biosciences, Inc. IPO Date: July 22, 2019 Sector: Healthcare Market Cap: $1.02B Activated in VL: True Average Daily Range Avg Daily Range: $1.00 | 3.00% Avg Daily Range (30 D): $0.63 | 2.37% Avg Daily Range (90 D): $0.53 | 2.36% Institutional Daily Volume Avg Daily Volume: .25M Avg Daily Volume (30 D): .31M Avg Daily Volume (90 D): .37M Trade Size Avg Trade Size (Sh.): 56 Avg Trade Size (Sh.) (30 D): 48 Avg Trade Size (Sh.) (90 D): 52 Institutional Trades Total Inst.Trades: 1,344 Avg Inst. Trade: $1.28M Avg Inst. Trade (30 D): $1.11M Avg Inst. Trade (90 D): $1.29M Avg Inst. Trade Volume: .04M Avg Inst. Trades (Per Day): 1 Market Closing Trades Avg Closing Trade: $1.37M Avg Closing Trade (30 D): $1.14M Avg Closing Trade (90 D): $1.28M Avg Closing Volume: 45.55K     News Nov 11, 2025 @ 12:00 PM Castle Biosciences to Present at the Piper Sandler... Source: Castle Biosciences Inc. Oct 26, 2025 @ 7:05 PM New Data at American College of Gastroenterology A... Source: Castle Biosciences, Inc. Oct 13, 2025 @ 11:00 AM Castle Biosciences to Release Third Quarter 2025 F... Source: Castle Biosciences Inc. Sep 17, 2025 @ 11:00 AM Castle Biosciences Named One of Newsweek’s ... Source: Castle Biosciences Inc. Sep 9, 2025 @ 11:00 AM New Data at American Foregut Society's 2025 Annual... Source: Caitlin C. Houghton, M.D. Financials   TTM Q3 2025 Q2 2025 Basic EPS $-.02 $.16 Diluted EPS $-.02 $.15 Revenue $ $ 83.04M $ 86.19M Gross Profit $ $ 64.34M $ 68.56M Net Income / Loss $ $ -.5M $ 4.52M Operating Income / Loss $ $ -6.8M $ -4.25M Cost of Revenue $ $ 18.7M $ 17.63M Net Cash Flow $ $ 3.32M $ -7.46M PE Ratio