CSTL
Castle Biosciences, Inc. Common Stock
stockNASDAQ
At CloseOct 5, 2026 3:59:56 PM EDT
36.60USD+2.925%(+1.04)377,255
CSTL Off Exchange & Dark Pool Summary
Today’s Off Exchange & Dark Pool volume is 140,779, which is 37.32% of today’s total volume. Today’s Lit volume is 236,419 (62.68%). Over the past 30 days, the average Off Exchange & Dark Pool volume has been 37.66%, and the average Lit volume 62.34%.
| Exchange | Day % | Volume | 30D % |
|---|---|---|---|
| Nasdaq GSM | 42.38% | 159,872 | 41.94% |
| Off Exchange1 | 37.32% | 140,779 | 37.66% |
| IEX | 6.58% | 24,812 | 5.62% |
| NYSE Arca | 5.35% | 20,171 | 4.63% |
| Cboe BZX | 2.87% | 10,841 | 3.80% |
| Cboe EDGX | 1.79% | 6,768 | 1.91% |
| NYSE | 1.60% | 6,030 | 1.14% |
| Cboe BYX | 0.69% | 2,608 | 0.91% |
| MEMX | 0.62% | 2,335 | 0.54% |
| Cboe EDGA | 0.23% | 867 | 0.43% |
| Nasdaq BX | 0.19% | 722 | 0.43% |
| MIAX Pearl | 0.13% | 491 | 0.16% |
| Nasdaq PHLX | 0.10% | 365 | 0.18% |
| NYSE National | 0.08% | 312 | 0.22% |
| NYSE American | 0.06% | 225 | 0.12% |
CSTL Volume by Exchange
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CSTL Volume by Exchange
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CSTL Volume by Exchange · History
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| Date | Time | Price | Size | Premium ▼ | Side | Exchange | Conditions | |
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