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CTKB logoCytek Biosciences, Inc.(CTKB)Earnings, Financials & Key Ratios

CTKB•NASDAQ
$4.92
$632M mkt cap·Price updated May 7, 2026
SectorHealthcareIndustryMedical DevicesSub-IndustryDevice suppliers, distribution, and services
AboutCytek Biosciences, Inc., a cell analysis solutions company, provides cell analysis tools that facilitates scientific advances in biomedical research and clinical applications. It offers aurora and northern lights systems, which are spectrum flow cytometers that delivers cell analysis by utilizing the fluorescence signatures from multiple lasers to distinguish fluorescent tags on single cells; and aurora cell sorter system, which leverages full spectrum profiling technology to further broaden potential applications across cell analysis. The company also provides reagents and kits, including cFluor reagents, which are fluorochrome conjugated antibodies used to identify cells of interest for analysis on its instruments, as well as 25-color immunoprofiling assay that provides turnkey solutions for identifying major human immune subpopulations for TBNK cells, monocytes, dendritic cells, and basophils. In addition, it offers automated micro-sampling system and automated sample loader system, which are automated plate loaders to integrate seamlessly into the aurora and northern lights systems; SpectroFlo software that provides intuitive workflow from quality control to data analysis for aurora and northern lights systems; and customer support tools. The company serves pharmaceutical and biopharma companies, academic research centers, and clinical research organizations. It distributes its products through direct sales force and support organizations in North America, Europe, China, and the Asia-Pacific region; and through distributors or sales agents in European, Latin American, the Middle Eastern, and the Asia-Pacific countries. The company was formerly known as Cytoville, Inc. and changed its name to Cytek Biosciences, Inc. in August 2015. Cytek Biosciences, Inc. was founded in 1992 and is headquartered in Fremont, California.Show more
  • Revenue$201M+0.5%
  • EBITDA-$28M-183.2%
  • Net Income-$67M-1005.3%
  • EPS (Diluted)-0.52-1028.0%
  • Gross Margin51.84%-6.5%
  • EBITDA Margin-14.1%-181.7%
  • Operating Margin-20.04%-95.8%
  • Net Margin-33.02%-999.6%
  • ROE-18.05%-1082.2%
  • ROIC-10.13%-82.3%
  • Debt/Equity0.10+124.7%
  • Interest Coverage-61.96
Technical→

CTKB Key Insights

Cytek Biosciences, Inc. (CTKB) fundamental analysis — strengths, weaknesses & financial health based on data analysis

✓Strengths

  • ✓Company is almost debt free
  • ✓Strong 5Y sales CAGR of 16.8%
  • ✓Share count reduced 2.2% through buybacks

✗Weaknesses

  • ✗Weak Piotroski F-Score: 3/9
  • ✗Negative free cash flow
  • ✗Low quality earnings: Net income not backed by cash flow

* These insights are generated automatically based on available financial data. Please conduct your own research before making investment decisions.

CTKB Price & Volume

Cytek Biosciences, Inc. (CTKB) stock price & volume — 10-year historical chart

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CTKB Growth Metrics

Cytek Biosciences, Inc. (CTKB) revenue, earnings & EPS growth — 3, 5 & 10-year CAGR

Revenue CAGR

10 Years-
5 Years16.76%
3 Years7.1%
TTM0.52%

Profit CAGR

10 Years-
5 Years-
3 Years-
TTM-1005.48%

EPS CAGR

10 Years-
5 Years-
3 Years-
TTM-1004.49%

Return on Capital

10 Years-5.99%
5 Years-3.64%
3 Years-6.92%
Last Year-9.9%

CTKB Recent Earnings

Cytek Biosciences, Inc. (CTKB) EPS & revenue vs analyst estimates — last 4 quarters

Full history →
●Beat EPS 7/12 qtrs (58%)●Beat Revenue 3/12 qtrs (25%)
Q1 2026Latest
Feb 26, 2026
EPS
$0.01
Est $0.02
+50.0%
Revenue
$62M
Est $57M
+8.7%
Q4 2025
Nov 5, 2025
EPS
$0.01
Est $0.01
-200.0%
Revenue
$52M
Est $59M
-11.1%
Q3 2025
Aug 6, 2025
EPS
$0.01
Est $0.02
+150.0%
Revenue
$46M
Est $46M
-1.6%
Q2 2025
May 8, 2025
EPS
$0.09
Est $0.04
-125.0%
Revenue
$41M
Est $43M
-2.8%
QuarterDateEPS (Act vs Est)Revenue (Act vs Est)
Q1 2026LatestFeb 26, 2026
$0.01vs $0.02+50.0%
$62Mvs $57M+8.7%
Q4 2025Nov 5, 2025
$0.01vs $0.01-200.0%
$52Mvs $59M-11.1%
Q3 2025Aug 6, 2025
$0.01vs $0.02+150.0%
$46Mvs $46M-1.6%
Q2 2025May 8, 2025
$0.09vs $0.04-125.0%
$41Mvs $43M-2.8%
Based on last 12 quarters of dataView full earnings history →

CTKB Peer Comparison

Cytek Biosciences, Inc. (CTKB) competitors in Device suppliers, distribution, and services — business model, growth, and fundamentals comparison

Select Columns
Stock Universe
Valuation
Growth
Profitability
Financial Health
Dividends & Buybacks
Price Performance
Technical
Fundamentals ($)
Sector-Specific
CompanyMarket CapStock PriceP/E Ratio (TTM)Revenue Growth 1YNet MarginReturn on Equity (ROE)FCF YieldDebt / Equity
ILMN logoILMNIllumina, Inc.Direct Competitor21.07B138.7125.45-0.78%19.43%32.84%0.94
HOLX logoHOLXHologic, Inc.Direct Competitor16.97B76.0130.531.74%13.18%11.01%0.52
AZTA logoAZTAAzenta, Inc.Direct Competitor855.36M18.57-15.223.55%-29.86%-10.69%0.06
NTRA logoNTRANatera, Inc.Direct Competitor31.16B219.82-144.6235.9%-9.03%-15.28%0.13
BIO logoBIOBio-Rad Laboratories, Inc.Product Competitor6.95B257.329.230.65%6.52%2.4%0.21
BRKR logoBRKRBruker CorporationProduct Competitor6.66B43.73-291.532.08%-0.34%-0.5%0.81
WAT logoWATWaters CorporationProduct Competitor22.83B350.2932.556.99%11.91%8.04%0.55
TMO logoTMOThermo Fisher Scientific Inc.Product Competitor176.36B474.5626.753.91%15.18%13.23%0.76

Compare CTKB vs Peers

Cytek Biosciences, Inc. (CTKB) vs competitors — business, growth, and fundamentals comparison against the closest industry rivals.

Closest Rival

vs ILMN

Most directly comparable listed peer for CTKB.

Scale Benchmark

vs TMO

Larger-name benchmark to compare CTKB against a more recognizable public peer.

Peer Set

Compare Top 5

vs ILMN, HOLX, AZTA, NTRA

CTKB Income Statement

Cytek Biosciences, Inc. (CTKB) annual income statement — 10-year revenue, gross profit & net income history

10Y historyFree accessUpdated daily
Line itemDec'19Dec'20Dec'21Dec'22Dec'23Dec'24Dec'25
Sales/Revenue57.88M92.84M127.95M164.04M193.01M200.45M201.49M
Revenue Growth %-60.39%37.82%28.2%17.67%3.85%0.52%
Cost of Goods Sold29.21M41.13M48.81M63.06M83.59M89.35M97.03M
COGS % of Revenue50.46%44.3%38.14%38.44%43.31%44.57%48.16%
Gross Profit
28.67M▲ 0%
51.71M▲ 80.3%
79.14M▲ 53.1%
100.97M▲ 27.6%
109.43M▲ 8.4%
111.11M▲ 1.5%
104.46M▼ 6.0%
Gross Margin %49.54%55.7%61.86%61.56%56.69%55.43%51.84%
Gross Profit Growth %-80.34%53.05%27.58%8.37%1.54%-5.98%
Operating Expenses45.93M38.05M69.99M102.78M137.27M131.63M144.84M
OpEx % of Revenue79.35%40.99%54.7%62.66%71.12%65.67%71.89%
Selling, General & Admin16.98M24.36M45.55M67.92M93.12M92.23M108.38M
SG&A % of Revenue29.34%26.24%35.6%41.41%48.24%46.01%53.79%
Research & Development8.93M13.69M24.44M34.86M44.15M39.4M36.47M
R&D % of Revenue15.43%14.75%19.1%21.25%22.87%19.66%18.1%
Other Operating Expenses20.02M000000
Operating Income
-17.26M▲ 0%
13.66M▲ 179.2%
9.16M▼ 33.0%
-1.8M▼ 119.7%
-27.84M▼ 1443.5%
-20.52M▲ 26.3%
-40.38M▼ 96.8%
Operating Margin %-29.81%14.71%7.16%-1.1%-14.43%-10.24%-20.04%
Operating Income Growth %-179.16%-32.96%-119.7%-1443.51%26.3%-96.77%
EBITDA-16.95M14.26M10.4M3.85M-18.61M-10.03M-28.41M
EBITDA Margin %-29.28%15.36%8.13%2.35%-9.64%-5.01%-14.1%
EBITDA Growth %-184.16%-27.09%-62.93%-582.88%46.1%-183.16%
D&A (Non-Cash Add-back)309K603K1.24M5.66M9.23M10.49M11.97M
EBIT-16.29M14.76M7.68M3.83M-13.64M-20.52M-29.37M
Net Interest Income710K-223K-1.69M2.05M4.34M10.36M1.74M
Interest Income711K110K49K4.62M6.41M10.36M2.22M
Interest Expense1K333K1.74M2.57M2.07M0474K
Other Income/Expense962K771K-3.22M3.06M12.14M14.82M10.54M
Pretax Income
-16.29M▲ 0%
14.43M▲ 188.6%
5.94M▼ 58.8%
1.26M▼ 78.8%
-15.71M▼ 1346.7%
-5.7M▲ 63.7%
-29.84M▼ 423.5%
Pretax Margin %-28.15%15.54%4.64%0.77%-8.14%-2.84%-14.81%
Income Tax533K-4.98M2.91M-1.22M-3.56M320K36.7M
Effective Tax Rate %-3.27%-34.52%49.02%-97.14%22.67%-5.61%-122.98%
Net Income
-16.83M▲ 0%
19.41M▲ 215.4%
3M▼ 84.5%
2.58M▼ 14.2%
-12.15M▼ 571.6%
-6.02M▲ 50.4%
-66.54M▼ 1005.3%
Net Margin %-29.07%20.91%2.35%1.57%-6.29%-3%-33.02%
Net Income Growth %-215.36%-84.54%-14.16%-571.58%50.44%-1005.3%
Net Income (Continuing)-16.83M19.41M3.03M2.48M-12.15M-6.02M-66.54M
Discontinued Operations0000000
Minority Interest00343K251K000
EPS (Diluted)
-0.13▲ 0%
0.02▲ 118.6%
0.03▲ 36.4%
0.02▼ 43.6%
-0.09▼ 582.8%
-0.05▲ 48.7%
-0.52▼ 1028.0%
EPS Growth %-118.62%36.36%-43.64%-582.8%48.66%-1027.98%
EPS (Basic)-0.130.020.030.02-0.09-0.05-0.52
Diluted Shares Outstanding132.99M132.99M133.75M138.56M135.28M130.61M127.75M
Basic Shares Outstanding132.99M132.99M133.75M134.51M135.28M130.61M127.75M
Dividend Payout Ratio-------

CTKB Balance Sheet

Cytek Biosciences, Inc. (CTKB) balance sheet — assets, liabilities & shareholders' equity

Line itemDec'19Dec'20Dec'21Dec'22Dec'23Dec'24Dec'25
Total Current Assets67.77M208.62M431.73M454.02M392.06M396.45M392M
Cash & Short-Term Investments30.12M165.23M364.62M341.15M262.41M277.86M261.53M
Cash Only30.12M165.23M364.62M296.6M167.3M98.72M90.85M
Short-Term Investments00044.55M95.11M179.15M170.68M
Accounts Receivable17.75M18.1M29.63M50.88M56.12M60.59M72.13M
Days Sales Outstanding111.971.1884.53113.2106.13110.32130.66
Inventory18.43M23.02M32.17M48.15M60.88M43.89M48.43M
Days Inventory Outstanding230.35204.27240.59278.71265.83179.31182.17
Other Current Assets419K1.33M708K6.7M2.56M1.97M9.91M
Total Non-Current Assets2.6M11.36M31.57M65.46M102.4M103.05M69.55M
Property, Plant & Equipment1.04M2.14M5.85M27.57M29.26M28.13M29.32M
Fixed Asset Turnover55.60x43.38x21.87x5.95x6.60x7.13x6.87x
Goodwill476K476K10.14M10.14M16.18M16.66M16.7M
Intangible Assets263K274K4.74M4.33M23.08M20.13M16.82M
Long-Term Investments00001.6M1.6M0
Other Non-Current Assets816K1.09M1.67M2.96M1.78M3.16M6.7M
Total Assets
70.36M▲ 0%
219.98M▲ 212.6%
463.31M▲ 110.6%
519.48M▲ 12.1%
494.46M▼ 4.8%
499.5M▲ 1.0%
461.54M▼ 7.6%
Asset Turnover0.82x0.42x0.28x0.32x0.39x0.40x0.44x
Asset Growth %-212.64%110.61%12.12%-4.82%1.02%-7.6%
Total Current Liabilities21.04M26.54M33.18M49.04M56.23M67.66M77.8M
Accounts Payable2.34M2.94M3.03M4.8M3.03M5.53M6.41M
Days Payables Outstanding29.2726.1322.6927.8113.2422.5924.11
Short-Term Debt02.77M0580K565K4.66M11.67M
Deferred Revenue (Current)3.47M4.29M8.1M14.54M22.7M26.61M28.5M
Other Current Liabilities10.51M12.01M12.04M17.3M21.2M1.86M31.22M
Current Ratio3.22x7.86x13.01x9.26x6.97x5.86x5.04x
Quick Ratio2.34x6.99x12.04x8.28x5.89x5.21x4.42x
Cash Conversion Cycle312.99249.32302.44364.11358.71267.05288.71
Total Non-Current Liabilities91.02M209.47M24.74M44.89M45.17M36.1M42M
Long-Term Debt0002.27M1.65M1.05M7.31M
Capital Lease Obligations00012.31M9.48M7.55M14.04M
Deferred Tax Liabilities0000000
Other Non-Current Liabilities89.24M206.01M14.95M17.18M18.91M11.4M9.09M
Total Liabilities112.06M236.01M57.92M93.93M101.39M103.76M119.8M
Total Debt02.77M018.09M14.14M17.02M33.02M
Net Debt-30.12M-162.46M-364.62M-278.51M-153.16M-81.7M-57.83M
Debt / Equity---0.04x0.04x0.04x0.10x
Debt / EBITDA-0.19x-4.69x---
Net Debt / EBITDA--11.39x-35.06x-72.25x---
Interest Coverage-16293.00x44.33x4.41x1.49x-6.59x--61.96x
Total Equity
-41.7M▲ 0%
-16.03M▲ 61.6%
405.38M▲ 2629.2%
425.55M▲ 5.0%
393.06M▼ 7.6%
395.74M▲ 0.7%
341.74M▼ 13.6%
Equity Growth %-61.56%2629.23%4.97%-7.63%0.68%-13.64%
Book Value per Share-0.31-0.123.033.072.913.032.68
Total Shareholders' Equity-41.7M-16.03M405.04M425.3M393.06M395.74M341.74M
Common Stock21K23K126K135K131K129K129K
Retained Earnings-42.02M-22.61M-19.61M-17.03M-29.18M-35.2M-101.74M
Treasury Stock0000000
Accumulated OCI-147K65K897K-697K-1.27M16K2.24M
Minority Interest00343K251K000

CTKB Cash Flow Statement

Cytek Biosciences, Inc. (CTKB) cash flow — operating, investing & free cash flow history

Line itemDec'19Dec'20Dec'21Dec'22Dec'23Dec'24Dec'25
Cash from Operations-13.75M15.16M4.63M-12.23M5.28M25.38M-4.69M
Operating CF Margin %-23.75%16.32%3.62%-7.46%2.74%12.66%-2.33%
Operating CF Growth %-210.25%-69.45%-364.17%143.18%380.57%-118.46%
Net Income-16.83M19.41M3.03M2.48M-12.15M-6.02M-66.54M
Depreciation & Amortization309K603K1.24M5.66M9.23M10.49M11.97M
Stock-Based Compensation269K611K6.59M16.59M22.05M26.85M24.59M
Deferred Taxes00000-2.89M33.56M
Other Non-Cash Items1.34M2.07M2.42M2.96M-3.34M-10.77M-3.47M
Working Capital Changes1.16M-7.54M-8.65M-39.93M-10.51M7.71M-4.79M
Change in Receivables-12.61M334K-12.37M-19.74M-7.33M-5.43M368K
Change in Inventory-14.61M-5.7M-7.07M-17.65M4.29M14.76M-5.24M
Change in Payables1.21M-55K-256K1.86M-1.78M2.58M448K
Cash from Investing-973K-1.55M-20.99M-55.91M-93.89M-82.97M10.12M
Capital Expenditures-973K-1.55M-4.36M-9.75M-4.65M-3.52M-4.08M
CapEx % of Revenue1.68%1.67%3.41%5.94%2.41%1.76%2.03%
Acquisitions00-16.63M0-45.13M-471K252K
Investments-------
Other Investing000-120K-179K84K-107K
Cash from Financing93K122.61M213.56M5.51M-41.81M-15.82M-13.43M
Debt Issued (Net)02.77M-2.77M2.93M-565K3.62M837K
Equity Issued (Net)0119.67M215.69M0-44.15M-21.61M-13.6M
Dividends Paid0000000
Share Repurchases0000-44.15M-21.61M-15.07M
Other Financing93K169K642K2.58M2.9M2.17M-669K
Net Change in Cash
-14.66M▲ 0%
135.63M▲ 1025.2%
198.5M▲ 46.4%
-65.12M▼ 132.8%
-131.87M▼ 102.5%
-68.89M▲ 47.8%
-7.89M▲ 88.5%
Free Cash Flow
-14.72M▲ 0%
13.61M▲ 192.5%
266K▼ 98.0%
-22.1M▼ 8407.9%
454K▲ 102.1%
21.85M▲ 4713.7%
-8.77M▼ 140.1%
FCF Margin %-25.43%14.66%0.21%-13.47%0.24%10.9%-4.35%
FCF Growth %-192.45%-98.05%-8407.89%102.05%4713.66%-140.13%
FCF per Share-0.110.100.00-0.160.000.17-0.07
FCF Conversion (FCF/Net Income)0.82x0.78x1.54x-4.75x-0.43x-4.22x0.07x
Interest Paid0000000
Taxes Paid144K2.07M2.86M10.39M5.3M3.83M0

CTKB Key Ratios

Cytek Biosciences, Inc. (CTKB) financial ratios — P/E, ROE, debt and 30+ core market and balance-sheet ratios

Metric2019202020212022202320242025
Return on Equity (ROE)--1.54%0.62%-2.97%-1.53%-18.05%
Return on Invested Capital (ROIC)--16.85%-1.44%-10.79%-5.56%-10.13%
Gross Margin49.54%55.7%61.86%61.56%56.69%55.43%51.84%
Net Margin-29.07%20.91%2.35%1.57%-6.29%-3%-33.02%
Debt / Equity---0.04x0.04x0.04x0.10x
Interest Coverage-16293.00x44.33x4.41x1.49x-6.59x--61.96x
FCF Conversion0.82x0.78x1.54x-4.75x-0.43x-4.22x0.07x
Revenue Growth-60.39%37.82%28.2%17.67%3.85%0.52%

CTKB SEC Filings & Documents

Cytek Biosciences, Inc. (CTKB) SEC filings — annual & quarterly reports (10-K, 10-Q)

8-K Announcements

6
Material company update

May 7, 2026·SEC

Material company update

Feb 26, 2026·SEC

Material company update

Jan 13, 2026·SEC

10-K Annual Reports

3
FY 2026

Feb 26, 2026·SEC

FY 2025

Feb 28, 2025·SEC

FY 2024

Mar 13, 2024·SEC

10-Q Quarterly Reports

6
FY 2026

May 7, 2026·SEC

FY 2025

Nov 5, 2025·SEC

FY 2025

Aug 6, 2025·SEC

CTKB Frequently Asked Questions

Cytek Biosciences, Inc. (CTKB) stock FAQ — growth, dividends, profitability & financials explained

Growth & Financials

Cytek Biosciences, Inc. (CTKB) reported $201.5M in revenue for fiscal year 2025. This represents a 248% increase from $57.9M in 2019.

Cytek Biosciences, Inc. (CTKB) grew revenue by 0.5% over the past year. Growth has been modest.

Cytek Biosciences, Inc. (CTKB) reported a net loss of $66.5M for fiscal year 2025.

Dividend & Returns

Cytek Biosciences, Inc. (CTKB) has a return on equity (ROE) of -18.0%. Negative ROE indicates the company is unprofitable.

Cytek Biosciences, Inc. (CTKB) had negative free cash flow of $8.8M in fiscal year 2025, likely due to heavy capital investments.

Explore More CTKB

Cytek Biosciences, Inc. (CTKB) financial analysis — history, returns, DCA and operating performance tools

Total Return Calculator

Historical returns with dividends reinvested

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DCA Calculator

Dollar cost averaging vs lump sum

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Dividend History

Yield, growth, payout safety & DRIP

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Earnings History

EPS trends, net income & profitability

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Price History

Long-term charts & historical price data

→

Revenue History

Sales growth patterns & revenue breakdown

→

Financial Ratios

30 years of market, efficiency and balance-sheet ratios

→

Valuation

DCF intrinsic value, peer multiples & estimates

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