PTGX Option Chain
Protagonist Therapeutics, Inc.
$136.28
-$2.21(-1.60%)
56
Overall
20
Value
90
Tech
60
Quality
Market Cap
$8.82B
Volume
679.04K
52W Range
$73.08 - $160.81
Target Price
$173.00
Protagonist Therapeutics, Inc. (PTGX) Options Chain Summary
PTGX option chain: Protagonist Therapeutics, Inc. has 4 listed option expirations and 234 contracts. In the latest session, traders exchanged 15 calls and 16 puts, a put/call volume ratio of 1.07. Open interest stands at 5,080 calls and 1,839 puts. Max pain for the nearest expiration, Oct 16, 2026, is $105.00, 23% below the last close of $136.31.
- Expirations
- 4
- Contracts
- 234
- Call volume
- 15
- Put volume
- 16
- Put/call ratio (volume)
- 1.07
- Call open interest
- 5,080
- Put open interest
- 1,839
- Put/call ratio (OI)
- 0.36
PTGX Options Volume, Open Interest and Max Pain by Expiration
| Expiration | Call Volume | Put Volume | Call OI | Put OI | Put/Call OI | Max Pain |
|---|---|---|---|---|---|---|
| Oct 16, 2026 | 8 | 0 | 495 | 211 | 0.43 | $105.00 |
| Nov 20, 2026 | 0 | 16 | 68 | 43 | 0.63 | $140.00 |
| Jan 15, 2027 | 6 | 0 | 4,330 | 1,560 | 0.36 | $80.00 |
| Apr 16, 2027 | 1 | 0 | 187 | 25 | 0.13 | $100.00 |
End-of-day options data. Max pain is the expiration price at which open calls and puts would pay out the least in total.
| A | B | C | D | |
|---|---|---|---|---|
| 1 | Symbol | Price | Change | Vol |
| 2 | PTGX | $136.28 | -1.6% | 679.04K |
| 3 | ||||
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