Cytek Biosciences, Inc. (CTKB) Stock Price History
Historical prices from 2021 to 2026
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CTKB Historical Performance
Short-Term Returns
CTKB Stock Price Trajectory (2021–2026)
As of May 9, 2026, Cytek Biosciences, Inc. (CTKB) trades at $4.61, representing a +21.6% return over the past year. The stock has delivered a -75.4% total return over five years (-24.5% CAGR), reflecting challenging market conditions.
The stock reached its all-time high of $28.70 on September 15, 2021. From this peak, CTKB has corrected -83.9%, currently trading 3% above its 200-day moving average, indicating continued institutional support.
When compared to Healthcare sector peers ILMN (+78.3% 1Y), HOLX (+35.3% 1Y), and AZTA (-30.6% 1Y), CTKB has underperformed the peer group average. Compare CTKB vs ILMN →
CTKB Historical Price Data (2025–2026)
Showing 30 of 1,205 recordsLoading full history…
| Date | Open | High | Low | Close | Volume | Change % |
|---|---|---|---|---|---|---|
| 2026-05-08 | 4.56 | 4.83 | 4.22 | 4.61 | 1.36M | -6.30% |
| 2026-05-07 | 4.96 | 4.99 | 4.87 | 4.92 | 728K | -0.40% |
| 2026-05-06 | 4.84 | 4.99 | 4.68 | 4.94 | 471K | +3.35% |
| 2026-05-05 | 4.73 | 4.97 | 4.73 | 4.78 | 788K | +2.58% |
| 2026-05-04 | 4.66 | 4.74 | 4.57 | 4.66 | 575K | +0.87% |
| 2026-05-01 | 4.59 | 4.64 | 4.46 | 4.62 | 415K | +1.32% |
| 2026-04-30 | 4.42 | 4.58 | 4.42 | 4.56 | 881K | +2.70% |
| 2026-04-29 | 4.52 | 4.57 | 4.36 | 4.44 | 766K | -2.84% |
| 2026-04-28 | 4.46 | 4.64 | 4.45 | 4.57 | 550K | +2.47% |
| 2026-04-27 | 4.37 | 4.47 | 4.33 | 4.46 | 496K | +1.36% |
| 2026-04-24 | 4.25 | 4.55 | 4.25 | 4.40 | 577K | +3.29% |
| 2026-04-23 | 4.63 | 4.63 | 4.11 | 4.26 | 596K | -8.39% |
| 2026-04-22 | 4.68 | 4.74 | 4.63 | 4.65 | 443K | +0.43% |
| 2026-04-21 | 4.64 | 4.71 | 4.55 | 4.63 | 691K | +1.31% |
| 2026-04-20 | 4.59 | 4.69 | 4.53 | 4.57 | 383K | -0.87% |
| 2026-04-17 | 4.71 | 4.71 | 4.56 | 4.61 | 568K | 0.00% |
| 2026-04-16 | 4.68 | 4.69 | 4.59 | 4.61 | 475K | -1.71% |
| 2026-04-15 | 4.64 | 4.70 | 4.62 | 4.69 | 303K | +1.52% |
| 2026-04-14 | 4.58 | 4.66 | 4.53 | 4.62 | 499K | +0.65% |
| 2026-04-13 | 4.51 | 4.64 | 4.51 | 4.59 | 607K | +1.32% |
| 2026-04-10 | 4.64 | 4.64 | 4.43 | 4.53 | 470K | -1.95% |
| 2026-04-09 | 4.63 | 4.67 | 4.54 | 4.62 | 438K | -0.86% |
| 2026-04-08 | 4.80 | 4.82 | 4.58 | 4.66 | 588K | +1.30% |
| 2026-04-07 | 4.54 | 4.63 | 4.43 | 4.60 | 492K | +1.77% |
| 2026-04-06 | 4.51 | 4.64 | 4.50 | 4.52 | 422K | -0.22% |
| 2026-04-02 | 4.34 | 4.65 | 4.34 | 4.53 | 431K | +1.12% |
| 2026-04-01 | 4.43 | 4.63 | 4.43 | 4.48 | 387K | +2.52% |
| 2026-03-31 | 4.34 | 4.49 | 4.33 | 4.37 | 582K | +1.63% |
| 2026-03-30 | 4.29 | 4.36 | 4.19 | 4.30 | 624K | -0.46% |
| 2026-03-27 | 4.51 | 4.65 | 4.28 | 4.32 | 540K | -5.68% |
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Start ComparisonCTKB — Frequently Asked Questions
Quick answers to the most common questions about buying CTKB stock.
How has CTKB stock performed recently?
CTKB returned +21.6% over the past year, beating its 5-year annualized CAGR of -24.5%. The stock trades above its 200-day moving average, confirming the uptrend.
What is CTKB's all-time high price?
Cytek Biosciences, Inc. reached $28.70 on 2021-09-15. The 52-week high is $6.18. Current 1-year return of +21.6% places the stock closer to historical peaks.
Where can I download CTKB historical price data?
This page provides CTKB daily OHLCV data with 50-day MA, 200-day MA, and RSI indicators. Data spans 2021-2026, downloadable in CSV format.