PRTA Option Chain
Prothena Corporation plc
$8.48
+$0.11(+1.25%)
39
Overall
60
Value
20
Tech
39
Quality
Market Cap
$429.69M
Volume
159.44K
52W Range
$7.73 - $11.80
Target Price
$19.33
Prothena Corporation plc (PRTA) Options Chain Summary
PRTA option chain: Prothena Corporation plc has 6 listed option expirations and 182 contracts. In the latest session, traders exchanged 6 calls and 2 puts, a put/call volume ratio of 0.33. Open interest stands at 5,325 calls and 2,362 puts. Max pain for the nearest expiration, Oct 16, 2026, is $8.00, 4.5% below the last close of $8.38.
- Expirations
- 6
- Contracts
- 182
- Call volume
- 6
- Put volume
- 2
- Put/call ratio (volume)
- 0.33
- Call open interest
- 5,325
- Put open interest
- 2,362
- Put/call ratio (OI)
- 0.44
PRTA 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 | 6 | 2 | 289 | 84 | 0.29 | $8.00 |
| Nov 20, 2026 | 0 | 0 | 174 | 1 | 0.01 | $7.00 |
| Dec 18, 2026 | 0 | 0 | 2,584 | 2,174 | 0.84 | $9.00 |
| Jan 15, 2027 | 0 | 0 | 1,808 | 40 | 0.02 | $7.00 |
| Mar 19, 2027 | 0 | 0 | 213 | 35 | 0.16 | $8.00 |
| Jan 21, 2028 | 0 | 0 | 257 | 28 | 0.11 | $12.00 |
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 | PRTA | $8.48 | +1.3% | 159.44K |
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