Kiniksa Pharmaceuticals, Ltd. (KNSA) Stock Price History
Historical prices from 2018 to 2026
- 1M
- +37.2%
- 3M
- +37.5%
- YTD
- +60.2%
- 1Y
- +140.8%
- 3Y
- +70.3%
- 5Y
- +36.7%
Loading 10-year price history...
KNSA Historical Performance
KNSA Annual Returns
Year-by-year price performance · 2018–2026
- 2018 annual price return
- +44.3%
- 2019 annual price return
- -58.4%
- 2020 annual price return
- +57.9%
- 2021 annual price return
- -31.0%
- 2022 annual price return
- +21.1%
- 2023 annual price return
- +21.5%
- 2024 annual price return
- +6.7%
- 2025 annual price return
- +106.9%
- 2026 annual price return
- +5.9%
KNSA Stock Price Trajectory (2018–2026)
As of July 8, 2026, Kiniksa Pharmaceuticals, Ltd. (KNSA) trades at $67.29, representing a +140.8% return over the past year. The stock has delivered a +377.2% total return over five years (+36.7% CAGR), reflecting significant long-term value creation.
The stock reached its all-time high of $67.53 on July 7, 2026. From this peak, KNSA has corrected -0.4%, currently trading 48% above its 200-day moving average, indicating continued institutional support.
When compared to Healthcare sector peers ARDX (+23.7% 1Y), PRAX (+594.0% 1Y), and RCUS (+268.0% 1Y), KNSA has underperformed the peer group average. Compare KNSA vs ARDX →
KNSA Historical Price Data · from 2018
Rows 1–50 of 2,040| Date | Open | High | Low | Close | Volume | Change % |
|---|---|---|---|---|---|---|
| 2026-07-07 | 63.30 | 67.53 | 63.03 | 67.29 | 947K | +7.20% |
| 2026-07-06 | 64.43 | 65.16 | 62.73 | 62.77 | 603K | -2.73% |
| 2026-07-02 | 63.23 | 64.53 | 62.12 | 64.53 | 591K | +2.62% |
| 2026-07-01 | 63.64 | 64.09 | 62.48 | 62.88 | 649K | -1.67% |
| 2026-06-30 | 62.41 | 64.81 | 61.60 | 63.95 | 1.29M | +2.47% |
| 2026-06-29 | 60.35 | 63.77 | 59.12 | 62.41 | 1.50M | +5.42% |
| 2026-06-26 | 57.42 | 59.77 | 56.56 | 59.20 | 0 | +4.06% |
| 2026-06-25 | 58.84 | 59.73 | 56.89 | 56.89 | 675K | -3.79% |
| 2026-06-24 | 59.41 | 61.12 | 58.66 | 59.13 | 1.05M | -0.61% |
| 2026-06-23 | 56.80 | 59.94 | 56.50 | 59.49 | 757K | +4.13% |
| 2026-06-22 | 56.10 | 57.81 | 55.69 | 57.13 | 598K | +3.67% |
| 2026-06-18 | 55.40 | 55.99 | 54.33 | 55.11 | 714K | +1.66% |
| 2026-06-17 | 52.48 | 54.24 | 52.48 | 54.21 | 625K | +3.65% |
| 2026-06-16 | 52.22 | 52.44 | 51.08 | 52.30 | 367K | -0.08% |
| 2026-06-15 | 51.89 | 53.25 | 51.70 | 52.34 | 618K | +0.87% |
| 2026-06-12 | 51.98 | 52.48 | 51.37 | 51.89 | 361K | +0.60% |
| 2026-06-11 | 49.67 | 51.61 | 48.70 | 51.58 | 613K | +4.69% |
| 2026-06-10 | 49.30 | 50.09 | 48.51 | 49.27 | 444K | +1.17% |
| 2026-06-09 | 49.68 | 50.72 | 48.48 | 48.70 | 508K | -0.69% |
| 2026-06-08 | 48.80 | 49.40 | 47.95 | 49.04 | 350K | +1.28% |
| 2026-06-05 | 49.35 | 49.48 | 48.21 | 48.42 | 311K | -1.65% |
| 2026-06-04 | 48.01 | 50.48 | 47.42 | 49.23 | 450K | +2.88% |
| 2026-06-03 | 47.41 | 48.44 | 47.41 | 47.85 | 489K | +1.98% |
| 2026-06-02 | 47.65 | 47.89 | 46.10 | 46.92 | 639K | -3.12% |
| 2026-06-01 | 47.84 | 48.94 | 46.63 | 48.43 | 742K | +0.10% |
| 2026-05-29 | 50.72 | 50.72 | 48.26 | 48.38 | 670K | -4.84% |
| 2026-05-28 | 52.00 | 52.01 | 50.72 | 50.84 | 476K | -1.93% |
| 2026-05-27 | 52.71 | 53.37 | 51.50 | 51.84 | 611K | -1.93% |
| 2026-05-26 | 53.24 | 53.63 | 52.26 | 52.86 | 412K | -0.71% |
| 2026-05-22 | 53.48 | 55.01 | 53.11 | 53.24 | 369K | -0.76% |
| 2026-05-21 | 53.69 | 55.33 | 53.16 | 53.65 | 754K | -1.16% |
| 2026-05-20 | 53.59 | 54.51 | 52.31 | 54.28 | 442K | +1.76% |
| 2026-05-19 | 53.26 | 54.28 | 52.98 | 53.34 | 445K | -0.56% |
| 2026-05-18 | 56.95 | 57.01 | 53.31 | 53.64 | 532K | -5.08% |
| 2026-05-15 | 58.00 | 58.56 | 56.22 | 56.51 | 458K | -3.47% |
| 2026-05-14 | 59.38 | 59.72 | 58.00 | 58.54 | 399K | -0.98% |
| 2026-05-13 | 59.39 | 59.87 | 58.52 | 59.12 | 370K | -0.61% |
| 2026-05-12 | 58.69 | 59.87 | 58.35 | 59.48 | 509K | +1.90% |
| 2026-05-11 | 59.23 | 59.74 | 57.68 | 58.37 | 373K | -0.39% |
| 2026-05-08 | 57.00 | 58.85 | 56.93 | 58.60 | 379K | +2.93% |
| 2026-05-07 | 57.62 | 57.62 | 55.81 | 56.93 | 535K | -2.23% |
| 2026-05-06 | 56.52 | 58.25 | 55.82 | 58.23 | 678K | +2.63% |
| 2026-05-05 | 57.20 | 58.20 | 56.25 | 56.74 | 226K | -1.53% |
| 2026-05-04 | 54.97 | 57.70 | 54.97 | 57.62 | 634K | +4.25% |
| 2026-05-01 | 53.78 | 55.28 | 52.77 | 55.27 | 854K | +2.77% |
| 2026-04-30 | 53.57 | 54.07 | 52.55 | 53.78 | 742K | +1.49% |
| 2026-04-29 | 53.88 | 54.30 | 52.29 | 52.99 | 1.21M | -1.60% |
| 2026-04-28 | 46.71 | 54.23 | 45.01 | 53.85 | 3.00M | +23.48% |
| 2026-04-27 | 43.18 | 44.24 | 42.61 | 43.61 | 906K | +1.92% |
| 2026-04-24 | 42.62 | 43.00 | 41.95 | 42.79 | 570K | -0.60% |
Intrinsic Valuation
DCF models, multiple analysis, and analyst estimates.
Historical Returns
10-year return with dividends reinvested.
DCA Calculator
See how regular investing compounds over time.
Peer Comparison
Compare growth, multiples, and margins vs sector.
KNSA — Frequently Asked Questions
Quick answers to the most common questions about buying KNSA stock.
How has KNSA stock performed recently?
KNSA returned +140.8% over the past year, beating its 5-year annualized CAGR of +36.7%. The stock trades above its 200-day moving average, confirming the uptrend.
What is KNSA's all-time high price?
Kiniksa Pharmaceuticals, Ltd. reached $67.53 on 2026-07-07. The 52-week high is $67.53. Current 1-year return of +140.8% places the stock closer to historical peaks.
Where can I download KNSA historical price data?
This page provides KNSA daily OHLCV data with 50-day MA, 200-day MA, and RSI indicators. Data spans 2018-2026, downloadable in CSV format.