Kiniksa Pharmaceuticals International (KNSA) Options Chain
NASDAQ: KNSAHealth CareBiotechnology: Pharmaceutical PreparationsUSD
Market open · Delayed 15 min · as of Oct 9, 9:31 AM ET
Expiration date
- Expiration
- Oct 16, 2026
- Days to expiration
- 7
- Share price
- $78.43
- Put/call ratio (OI)
- 0.08
- Put/call ratio (volume)
- 0.02
- Expected move
- ±$0.3399
- Open interest (C / P)
- 1.26K / 105
KNSA options summary
The KNSA options chain for the October 16, 2026 expiration lists 18 call and 10 put contracts, with 7 days until expiration. Open interest stands at 1,260 calls and 105 puts, a put/call ratio of 0.08, which is tilted bullish, with calls outnumbering puts. At-the-money implied volatility near the $80.00 strike is 3.1%, which implies the market expects a move of about ±$0.3399 (0.4%) in Kiniksa Pharmaceuticals International stock by expiration.
The most open interest sits at the $80.00 call (659 contracts) and the $75.00 put (68 contracts).
Summary generated from market data by MetaCap's automated system. Methodology
KNSA options chain · October 16, 2026
| Calls | Puts | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Last | Bid | Ask | Strike | Bid | Ask | Last | |||||
| 39.02 | 52.00 | 57.00 | 25.00 | — | — | — | |||||
| 20.00 | 0.00 | 0.00 | 35.00 | 0.00 | 4.90 | 0.60 | |||||
| 36.05 | 0.00 | 0.00 | 40.00 | 0.00 | 4.90 | 0.05 | |||||
| 34.00 | 31.70 | 35.50 | 45.00 | 0.00 | 4.90 | 1.10 | |||||
| 30.00 | 0.00 | 0.00 | 50.00 | 0.00 | 0.00 | 2.50 | |||||
| 23.20 | 0.00 | 0.00 | 55.00 | 0.00 | 0.00 | 0.50 | |||||
| 17.10 | 0.00 | 0.00 | 60.00 | 0.00 | 0.00 | 2.50 | |||||
| 12.30 | 0.00 | 0.00 | 65.00 | 0.00 | 0.00 | 1.15 | |||||
| 8.30 | 0.00 | 0.00 | 70.00 | 0.00 | 0.00 | 1.60 | |||||
| 3.66 | 0.00 | 0.00 | 75.00 | 0.00 | 0.00 | 1.85 | |||||
| 1.27 | 0.00 | 0.00 | 80.00 | 0.00 | 0.00 | 6.94 | |||||
| 0.21 | 0.00 | 0.00 | 85.00 | — | — | — | |||||
| 1.95 | 0.00 | 0.00 | 90.00 | — | — | — | |||||
| 1.65 | 0.00 | 0.00 | 95.00 | — | — | — | |||||
| 0.07 | 0.00 | 0.00 | 100.00 | — | — | — | |||||
| 0.60 | 0.00 | 0.00 | 105.00 | — | — | — | |||||
| 0.65 | 0.00 | 0.00 | 110.00 | — | — | — | |||||
| 0.70 | 0.00 | 0.00 | 120.00 | — | — | — | |||||
In-the-money callsIn-the-money puts. IV = implied volatility, OI = open interest (contracts). Each contract covers 100 shares. Quotes delayed at least 15 minutes.
Frequently asked questions
What is the KNSA put/call ratio?
For the October 16, 2026 expiration, the KNSA put/call ratio based on open interest is 0.08 (105 puts vs 1,260 calls), and 0.02 based on today's volume. A ratio above 1 means more puts than calls.
What is KNSA's implied volatility?
At-the-money implied volatility for KNSA options expiring October 16, 2026 is about 3.1%, an annualized estimate of how much the market expects Kiniksa Pharmaceuticals International stock to move.
How many KNSA option expiration dates are there?
KNSA has 5 listed expiration dates, from Oct 16, 2026 to Apr 16, 2027.
What does "in the money" mean?
A call is in the money when the strike price is below the current share price; a put is in the money when the strike is above it. In-the-money contracts have intrinsic value and are shaded in the table.