KNSAKiniksa Pharmaceuticals International, plc

$79.76+125% 1Y

What is the market doing?

Mixed

No clear lean: nothing decisive, though in an uptrend.

1 good, 2 neutral
TrendUptrendderived · Oct 9, 2026

In an uptrend, above its rising 50- and 200-day averages. Price is +44% vs its 200-day average.

Insider conviction−$668K (90 days to Oct 8, 2026)SEC EDGAR · Oct 8, 2026

Insiders were net sellers over the 90 days ending Oct 8, 2026; selling is often routine (taxes, diversification).

Short interest4.7% of sharesFINRA · Sep 15, 2026

Moderately shorted, settled Sep 15, 2026, more than a week of normal trading to cover, a crowded exit.

Where this answer is blind. Insider selling is often routine (taxes, diversification); only cluster buying is a strong tell.

How KNSA is trading

Kiniksa Pharmaceuticals International, plc is +125% over the past year while the S&P 500 is +18%: 107 points ahead of the market.

+125%

1-year return · S&P 500 +18%

vs 200-day average
+44%

vs 200-day average · a clear uptrend

RSI (14)
58

RSI (14) · neutral

Below its 52-week high
1.3%

Below its 52-week high

Sep 18, 2024$18.17 – $80.83 · dashed line: 200-day averageOct 9, 2026
Details›
Last close2026-10-09
$79.76
1 monthS&P 500 +2.7%
+4.1%
1 yearS&P 500 +18%
+125%
5 yearsS&P 500 +88%
+557%
vs 50-day average$77.28
+3.2%
52-week high
$80.83
52-week low
$35.51
Annualised volatility
49%
Insider buying, net, 6 monthsForms 3/4/5 to 2026-10-08
−$299K
Calendar-year price return
YearReturn
2026 (year to date)+93%
2025+109%
2024+13%
2023+17%
2022+27%
2021−33%
2020+60%
2019−61%
Average return by calendar month, 2018–2026
MonthYearsPositiveAverage
Jan84 of 8+0.59%
Feb86 of 8+4.7%
Mar83 of 8−4.2%
Apr83 of 8+2.8%
May85 of 8−0.81%
Jun97 of 9+6.6%
Jul96 of 9+9.1%
Aug94 of 9+2.8%
Sep94 of 9+0.44%
Oct92 of 9−8.9%
Nov87 of 8+19%
Dec84 of 8+2.9%

End-of-day closes from IEX; the S&P 500 comparison uses SPY over the same window. Prices are a reference point, not a basis for trading decisions.