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Kiniksa Pharmaceuticals International PLC - Class A (KNSA) closed at $78.59 on October 16, 2026, down 1.7% from the previous close, on volume of 500,372 shares (30-day average 555,799).

Key numbers
  • Last close: $78.59 (October 16, 2026)
  • 52-week range: $35.20 to $82.98
  • Market value: $6.1 billion
  • 30-day implied volatility (IV30): 54.6%
  • Option volume: 2,781 contracts (2,758 calls, 23 puts); 30-day average 567

Data as of October 16, 2026.

KNSA Stock Summary and Trading Ideas (Kiniksa Pharmaceuticals International PLC - Class A | NASDAQ:KNSA)

Charts for Today's Stock Price and Implied Volatility in Kiniksa Pharmaceuticals International PLC - Class A

16-Oct-2026

Stock Price & Volume | Full Chart

30-Day Implied Volatility | IV30 Full Chart

Trade Ideas for Best Option Strategies for KNSA by Theoretical Edge and Win Rates

Sentiment

Trading Statistics

Key Ratios

Kiniksa Pharmaceuticals International PLC - Class A (KNSA) Frequently Asked Questions

What does Kiniksa Pharmaceuticals International PLC - Class A do?

Kiniksa Pharmaceuticals International PLC is a clinical-stage biopharmaceutical company focused on discovering, acquiring, developing, and commercializing therapeutic medicines for patients suffering from debilitating cardiovascular diseases. The company's clinical-stage product candidates include Rilonacept, abiprubart, and Vixarelimab. Geographically, the company earns maximum revenue from United States.

What symbol and exchange does Kiniksa Pharmaceuticals International PLC - Class A shares trade?

Kiniksa Pharmaceuticals International PLC - Class A trades on the NASDAQ stock market under the symbol KNSA.

What is Kiniksa Pharmaceuticals International PLC - Class A stock price doing today?

As of October 16, 2026, KNSA stock price declined to $78.59 with 500,372 million shares trading.

What is Kiniksa Pharmaceuticals International PLC - Class A's Beta?

KNSA has a beta of 0.05, meaning it tends to be less sensitive to market movements. KNSA has a correlation of 0.00 to the broad based SPY ETF.

How much is Kiniksa Pharmaceuticals International PLC - Class A worth?

KNSA has a market cap of $6.13 billion. This is considered a Mid Cap stock.

How much money does Kiniksa Pharmaceuticals International PLC - Class A make?

Last quarter Kiniksa Pharmaceuticals International PLC - Class A reported $244 million in Revenue and $.30 earnings per share. This beat revenue expectation by $17 million and met earnings estimates .

What is the highest and lowest price Kiniksa Pharmaceuticals International PLC - Class A traded in the last 3 year period?

In the last 3 years, KNSA traded as high as $82.98 and as low as $14.12.

What are the top ETFs holding Kiniksa Pharmaceuticals International PLC - Class A?

The top ETF exchange traded funds that KNSA belongs to (by Net Assets): VTI, IWM, VB, VBK, IWO.

Is Kiniksa Pharmaceuticals International PLC - Class A (KNSA) a good investment?

KNSA has outperformed the market in the last year with a price return of +102.2% while the SPY ETF gained +15.9%. KNSA has also outperformed the stock market ETF in the last 3 month and 2 week periods returning +27.4% and +4.5%, respectively, while the SPY returned +1.4% and -0.1%, respectively.

What are the support and resistance levels for Kiniksa Pharmaceuticals International PLC - Class A (KNSA)?

KNSA support price is $78.24 and resistance is $81.64 (based on 1 day standard deviation move). This means that using the most recent 20 day stock volatility and applying a one standard deviation move around the stock's closing price, stastically there is a 67% probability that KNSA shares will trade within this expected range on the day.

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