UPB
Upstream Bio, Inc. Common Stock
stockNASDAQ
Market OpenOct 5, 2026 11:47:22 AM EDT
4.68USD-7.327%(-0.37)285,353
4.6800Bid4.6900Ask0.0100SpreadUPB Off Exchange & Dark Pool Summary
Today’s Off Exchange & Dark Pool volume is 136,829, which is 51.30% of today’s total volume. Today’s Lit volume is 129,888 (48.70%). Over the past 30 days, the average Off Exchange & Dark Pool volume has been 40.96%, and the average Lit volume 59.04%.
| Exchange | Day % | Volume | 30D % |
|---|---|---|---|
| Off Exchange1 | 51.30% | 136,829 | 40.96% |
| Nasdaq GSM | 14.90% | 39,745 | 34.97% |
| IEX | 10.36% | 27,630 | 6.38% |
| NYSE Arca | 7.89% | 21,042 | 5.31% |
| Cboe BZX | 6.80% | 18,146 | 4.20% |
| Cboe EDGX | 3.73% | 9,944 | 2.77% |
| MEMX | 2.08% | 5,538 | 0.77% |
| NYSE | 1.44% | 3,848 | 1.64% |
| Cboe EDGA | 0.36% | 961 | 0.48% |
| NYSE American | 0.29% | 780 | 0.13% |
| Cboe BYX | 0.26% | 693 | 1.19% |
| Nasdaq BX | 0.17% | 465 | 0.29% |
| NYSE National | 0.11% | 300 | 0.21% |
| 24X National | 0.11% | 300 | 0.04% |
| Nasdaq PHLX | 0.09% | 253 | 0.15% |
| TXSE | 0.04% | 120 | 0.17% |
| MIAX Pearl | 0.04% | 101 | 0.20% |
| CHX | 0.01% | 22 | 0.15% |
UPB Volume by Exchange
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UPB Volume by Exchange
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UPB Volume by Exchange · History
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0 to 0 of 0
| Level | Trades | Volume | Premium ▼ |
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0 to 0View on Chart
| Date | Time | Price | Size | Premium ▼ | Side | Exchange | Conditions | |
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