Upstream Bio, Inc. UPB options

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3.41 USD
+0.14 +4.28%
Bid
3.40 × 2
Ask
3.41 × 2

Extended hours 3.35 -1.76%

As of Oct 30, 2026

UPB option chain
CallsStrikePuts
BidAskLast% ChgVolumeOpen intImpl volBidAskLast% ChgVolumeOpen intImpl vol
0.00 4.90 2.20 0.00% — 3 830.5%2.50 0.00 0.20 0.17 0.00% 120 135 146.9%
0.00 0.50 0.05 0.00% — 74 210.2%5.00 0.20 4.90 0.60 0.00% 80 55 439.8%
0.00 4.90 0.05 0.00% 7 24 1106.3%7.50 0.00 0.00 2.75 0.00% 7 0 0.0%
0.00 2.65 0.10 0.00% 1 43 732.0%10.00 0.00 0.00 3.14 0.00% 2 0 0.0%
0.00 0.05 0.07 0.00% 15 76 262.5%12.50 4.00 9.00 4.70 0.00% 1 1 0.0%
0.00 4.90 0.09 0.00% 10 10 1242.2%15.00 — — — — — — —

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