Protagonist Therapeutics, Inc. PTGX

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Price alert · PTGX

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135.26 USD -8.11 (-5.66%)

At closeNov 5, 2026, 4:00 PM EST

135.26 0.00 0.00%

After hours · Nov 5, 4:00 PM ET

134.39 Day range 143.30
76.70 52-week range 160.81
YTD
+54.87%
1 year
+73.68%

PTGX options

PTGX option chain
CallsStrikePuts
BidAskLast% ChgVolumeOpen intImpl volBidAskLast% ChgVolumeOpen intImpl vol
18.50 23.30 27.50 0.00% — 2 58.1%115.00 — — — — — — —
14.50 19.00 23.75 0.00% 1 1 60.5%120.00 — — — — — — —
— — — — — — —125.00 0.00 4.90 5.20 0.00% 13 14 58.0%
7.00 11.00 10.50 0.00% 10 10 54.3%130.00 1.00 5.00 3.55 0.00% — 15 66.2%
4.20 8.50 3.61 0.00% 1 35 55.1%135.00 3.60 8.00 4.28 +42.67% 10 35 52.6%
1.90 6.50 7.00 0.00% 15 34 54.7%140.00 6.80 10.50 8.80 +57.14% 15 16 52.1%
1.25 4.90 4.61 0.00% 1 59 58.8%145.00 10.00 14.00 8.70 0.00% — 10 50.4%
0.00 4.90 3.50 0.00% 1 14 64.5%150.00 13.50 18.30 10.90 0.00% — 5 76.5%
0.00 4.90 2.10 0.00% 1 3 75.4%155.00 — — — — — — —
0.05 4.90 0.55 -50.00% 10 18 85.7%160.00 — — — — — — —
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