Kiniksa Pharmaceuticals International Plc (KNSA)

Overview News Price History Option Chain Financials Discussions Forecast

Kiniksa Pharmaceuticals International Plc Stock (KNSA) Price History

The historical daily chart and data for Kiniksa Pharmaceuticals International Plc stock (KNSA), show that the latest closing stock price as of May 26, 2026, is $52.64.

Kiniksa Pharmaceuticals International Plc all-time high stock price is $59.87, occurred on May 12, 2026.
The lowest Kiniksa Pharmaceuticals International Plc stock price recorded was $5.02 on October 17, 2019. Since then, Kiniksa Pharmaceuticals International Plc's stock price has risen over 948.61% to $52.64 now.
The 52-week high stock price for KNSA is $59.87, representing a 13.73% increase from the current share price, occurred on May 12, 2026.
The 52-week low stock price for KNSA is $26.27, indicating a -50.09% decrease from the current share price, occurred on July 25, 2025.
The closing price of Kiniksa Pharmaceuticals International Plc (KNSA) stock in the beginning of 2025 was $12.36. The stock closed the year at $14.98, a gain of over 21.20% for the year.

The table below shows more information about KNSA historical price data:

Daily

Weekly

Monthly

30D

60D

YTD

Date	High	Low	High - Low	Volume	% Change
May 26, 2026	$53.55	$52.41	$1.14	127,756.0	-1.04%
May 22, 2026	$55.08	$53.02	$2.06	377,745.0	-0.76%
May 21, 2026	$55.33	$53.16	$2.17	767,588.0	-1.16%
May 20, 2026	$54.51	$52.31	$2.20	443,456.0	+1.76%
May 19, 2026	$54.28	$52.92	$1.36	452,607.0	-0.56%
May 18, 2026	$57.01	$53.31	$3.70	535,507.0	-5.08%
May 15, 2026	$58.56	$56.22	$2.34	471,429.0	-3.47%
May 14, 2026	$59.72	$57.99	$1.73	403,078.0	-0.98%
May 13, 2026	$59.87	$58.52	$1.35	374,522.0	-0.61%
May 12, 2026	$59.87	$58.14	$1.73	509,133.0	+1.90%
May 11, 2026	$59.74	$57.36	$2.38	391,675.0	-0.39%
May 08, 2026	$58.85	$56.83	$2.02	389,535.0	+2.93%
May 07, 2026	$57.62	$55.76	$1.86	539,074.0	-2.23%
May 06, 2026	$58.26	$55.82	$2.44	850,092.0	+2.63%
May 05, 2026	$58.20	$56.09	$2.11	618,717.0	-1.53%
May 04, 2026	$57.72	$54.45	$3.27	745,995.0	+4.25%
May 01, 2026	$55.28	$52.77	$2.52	1,017,195.0	+2.77%
Apr 30, 2026	$54.07	$52.55	$1.52	841,523.0	+1.49%
Apr 29, 2026	$54.30	$52.29	$2.02	1,210,534.0	-1.60%
Apr 28, 2026	$54.23	$45.01	$9.22	3,028,707.0	+23.48%

Kiniksa Pharmaceuticals International Plc Stock (KNSA) Year by Year Price History

In this detailed analysis, we present a comprehensive overview of the price movements of Kiniksa Pharmaceuticals International Plc stock over the years. By exploring the year-by-year data, investors can gain valuable insights into the historical performance and volatility of KNSA shares. From significant milestones and fluctuations to notable trends, this in-depth examination of Kiniksa Pharmaceuticals International Plc stock price history provides a foundation for understanding how the company's stock has evolved over time.

Kiniksa Pharmaceuticals International Plc Stock (KNSA) Price History 2026

Month	High	Low	High - Low	Volume	% Change
May, 2026	$59.87	$52.31	$7.56	9,015,104.0	-2.04%
Apr, 2026	$54.30	$41.49	$12.81	17,777,365.0	+11.69%
Mar, 2026	$48.56	$43.33	$5.23	14,720,780.0	+8.23%
Feb, 2026	$49.12	$41.12	$8.00	10,300,962.0	+1.30%
Jan, 2026	$45.00	$37.02	$7.98	13,871,269.0	+6.47%

Kiniksa Pharmaceuticals International Plc Stock (KNSA) Price History 2025

Month	High	Low	High - Low	Volume	% Change
Dec, 2025	$44.42	$39.61	$4.81	7,609,462.0	-3.60%
Nov, 2025	$42.98	$36.56	$6.42	6,504,404.0	+14.89%
Oct, 2025	$42.05	$35.20	$6.85	11,964,955.0	-4.69%
Sep, 2025	$39.00	$33.45	$5.55	8,694,302.0	+15.95%
Aug, 2025	$34.55	$30.04	$4.51	11,416,835.0	+10.67%
Jul, 2025	$31.92	$26.27	$5.65	14,028,073.0	+9.36%
Jun, 2025	$30.69	$26.54	$4.15	23,019,890.0	+1.13%
May, 2025	$28.56	$24.85	$3.71	10,590,601.0	+1.45%
Apr, 2025	$27.53	$18.25	$9.27	15,414,366.0	+21.43%
Mar, 2025	$24.31	$20.39	$3.92	12,588,146.0	+9.52%
Feb, 2025	$20.73	$18.12	$2.61	9,608,669.0	+3.47%
Jan, 2025	$20.90	$17.82	$3.08	7,217,896.0	-0.91%

Kiniksa Pharmaceuticals International Plc Stock (KNSA) Price History 2024

Month	High	Low	High - Low	Volume	% Change
Dec, 2024	$22.31	$19.50	$2.81	6,628,586.0	-11.23%
Nov, 2024	$23.52	$20.41	$3.11	5,882,055.0	-2.26%
Oct, 2024	$28.15	$20.26	$7.89	6,981,015.0	-9.60%
Sep, 2024	$27.25	$23.16	$4.09	9,301,990.0	-6.54%
Aug, 2024	$27.92	$23.34	$4.58	6,797,672.0	+0.53%
Jul, 2024	$27.88	$17.38	$10.50	13,144,929.0	+42.47%
Jun, 2024	$19.84	$17.73	$2.11	7,948,584.0	-1.79%
May, 2024	$20.52	$18.33	$2.19	6,607,908.0	+1.55%
Apr, 2024	$19.73	$16.56	$3.17	8,213,285.0	-5.12%
Mar, 2024	$22.09	$19.15	$2.94	8,221,474.0	-6.67%
Feb, 2024	$21.98	$17.52	$4.46	6,582,618.0	+19.91%
Jan, 2024	$20.36	$17.57	$2.79	10,008,925.0	+0.51%