PTGX Option Chain
Protagonist Therapeutics, Inc.
$127.58
-$8.97(-6.57%)
40
Overall
20
Value
40
Tech
60
Quality
Market Cap
$8.84B
Volume
407.14K
52W Range
$73.08 - $160.81
Target Price
$173.00
Protagonist Therapeutics, Inc. (PTGX) Options Chain Summary
PTGX option chain: Protagonist Therapeutics, Inc. has 5 listed option expirations and 280 contracts. In the latest session, traders exchanged 189 calls and 17 puts, a put/call volume ratio of 0.09. Open interest stands at 5,082 calls and 1,836 puts. Max pain for the nearest expiration, Oct 16, 2026, is $95.00, 30.7% below the last close of $137.06.
- Expirations
- 5
- Contracts
- 280
- Call volume
- 189
- Put volume
- 17
- Put/call ratio (volume)
- 0.09
- Call open interest
- 5,082
- Put open interest
- 1,836
- 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 | 62 | 10 | 494 | 193 | 0.39 | $95.00 |
| Nov 20, 2026 | 59 | 0 | 68 | 58 | 0.85 | $140.00 |
| Dec 18, 2026 | 3 | 0 | 0 | 0 | N/A | N/A |
| Jan 15, 2027 | 61 | 0 | 4,334 | 1,560 | 0.36 | $80.00 |
| Apr 16, 2027 | 4 | 7 | 186 | 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 | $127.58 | -6.6% | 407.14K |
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