79.17
price down icon9.00%   -7.83
after-market After Hours: 79.80 0.63 +0.80%
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Protagonist Therapeutics Inc Stock (PTGX) Option Chain

For the October 17, 2025 expiration date, the PTGX stock option chain has a total of 2,183 contracts, with 694 call options and 1,489 put options. This indicates a leaning towards calls, suggesting bullish sentiment.
Other Key Expiration Dates:

Protagonist Therapeutics Inc (PTGX) Most Active Options & Calendar

PTGX Call Options Expiring October 17, 2025

Strike Price Change % Change Volume
favorite 60.00 21.04 -8.86 -29.63% 212
favorite 70.00 10.88 -6.85 -38.64% 165
favorite 75.00 6.38 -7.02 -52.39% 163
favorite 80.00 2.98 2.43 +441.82% 144
favorite 65.00 20.90 -2.33 -10.03% 7
favorite 20.00 60.50 0.00 - 2
favorite 55.00 25.50 -11.50 -31.08% 1

PTGX Put Options Expiring October 17, 2025

Strike Price Change % Change Volume
favorite
50.00
0.10 -0.13 -56.52% 569
favorite
85.00
6.00 3.00 +100.00% 362
favorite
80.00
3.30 1.30 +65.00% 163
favorite
55.00
0.10 -1.15 -92.00% 101
favorite
70.00
0.80 0.25 +45.45% 87
favorite
65.00
0.50 0.35 +233.33% 73
favorite
75.00
1.50 0.70 +87.50% 50

Protagonist Therapeutics Inc Stock (PTGX) Option Chain Analysis

Put Volume Total 1,489
Call Volume Total 694
Put/Call Ratio (PCR) 2.15
Put Strike With Highest Volume $50.00
Call Strike With Highest Volume $60.00
$84.73
price up icon 1.11%
$22.93
price up icon 7.40%
$32.68
price up icon 2.73%
$102.30
price up icon 0.24%
$163.94
price up icon 0.99%
biotechnology ONC
$327.03
price up icon 2.16%
Cap:     |  Volume (24h):