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Side-by-side financial comparison of Cytek Biosciences, Inc. (CTKB) and NATURAL GAS SERVICES GROUP INC (NGS). Click either name above to swap in a different company.

Cytek Biosciences, Inc. is the larger business by last-quarter revenue ($62.1M vs $46.1M, roughly 1.3× NATURAL GAS SERVICES GROUP INC). NATURAL GAS SERVICES GROUP INC runs the higher net margin — 8.9% vs -70.9%, a 79.8% gap on every dollar of revenue. On growth, NATURAL GAS SERVICES GROUP INC posted the faster year-over-year revenue change (13.5% vs 8.1%). Cytek Biosciences, Inc. produced more free cash flow last quarter ($-1.8M vs $-20.7M).

Cytek Biosciences, Inc. develops, manufactures and sells high-performance flow cytometry systems, associated reagents and analysis software. Its solutions serve life science research, clinical diagnostics and biopharmaceutical sectors, with a global customer base across North America, Europe and the Asia-Pacific region.

Southern Company Gas, formerly AGL Resources, is an American Fortune 500 energy services holding company headquartered in Atlanta, Georgia. The company's operations consist of natural gas distribution, wholesale services, retail operations, and midstream operations. Southern Company Gas is one of the largest natural gas distribution companies in the United States. The company serves approximately 4.5 million utility customers through its regulated distribution subsidiaries across four states....

CTKB vs NGS — Head-to-Head

Bigger by revenue
CTKB
CTKB
1.3× larger
CTKB
$62.1M
$46.1M
NGS
Growing faster (revenue YoY)
NGS
NGS
+5.4% gap
NGS
13.5%
8.1%
CTKB
Higher net margin
NGS
NGS
79.8% more per $
NGS
8.9%
-70.9%
CTKB
More free cash flow
CTKB
CTKB
$18.9M more FCF
CTKB
$-1.8M
$-20.7M
NGS

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
CTKB
CTKB
NGS
NGS
Revenue
$62.1M
$46.1M
Net Profit
$-44.1M
$4.1M
Gross Margin
52.9%
Operating Margin
-9.0%
15.4%
Net Margin
-70.9%
8.9%
Revenue YoY
8.1%
13.5%
Net Profit YoY
-557.1%
43.2%
EPS (diluted)
$0.32

Green = leading value per metric. Periods may differ when fiscal calendars don't align.

8-Quarter Revenue & Profit Trend

Side-by-side quarterly history. Quarters aligned by calendar period so offset fiscal years line up.

Revenue
CTKB
CTKB
NGS
NGS
Q4 25
$62.1M
$46.1M
Q3 25
$52.3M
$43.4M
Q2 25
$45.6M
$41.4M
Q1 25
$41.5M
$41.4M
Q4 24
$57.5M
$40.7M
Q3 24
$51.5M
Q2 24
$46.6M
Q1 24
$44.9M
Net Profit
CTKB
CTKB
NGS
NGS
Q4 25
$-44.1M
$4.1M
Q3 25
$-5.5M
$5.8M
Q2 25
$-5.6M
$5.2M
Q1 25
$-11.4M
$4.9M
Q4 24
$9.6M
$2.9M
Q3 24
$941.0K
Q2 24
$-10.4M
Q1 24
$-6.2M
Gross Margin
CTKB
CTKB
NGS
NGS
Q4 25
52.9%
Q3 25
52.7%
Q2 25
52.3%
Q1 25
48.6%
Q4 24
58.5%
Q3 24
56.3%
Q2 24
54.6%
Q1 24
51.3%
Operating Margin
CTKB
CTKB
NGS
NGS
Q4 25
-9.0%
15.4%
Q3 25
-17.6%
24.8%
Q2 25
-23.3%
24.0%
Q1 25
-36.1%
23.0%
Q4 24
5.2%
14.9%
Q3 24
-8.2%
Q2 24
-18.3%
Q1 24
-23.9%
Net Margin
CTKB
CTKB
NGS
NGS
Q4 25
-70.9%
8.9%
Q3 25
-10.5%
13.3%
Q2 25
-12.2%
12.5%
Q1 25
-27.5%
11.7%
Q4 24
16.8%
7.0%
Q3 24
1.8%
Q2 24
-22.4%
Q1 24
-13.8%
EPS (diluted)
CTKB
CTKB
NGS
NGS
Q4 25
$0.32
Q3 25
$0.46
Q2 25
$0.41
Q1 25
$0.38
Q4 24
$0.22
Q3 24
Q2 24
Q1 24

Balance Sheet & Financial Strength

Snapshot of each company's liquidity, leverage and book value from the latest quarter.

Metric
CTKB
CTKB
NGS
NGS
Cash + ST InvestmentsLiquidity on hand
$90.9M
Total DebtLower is stronger
Stockholders' EquityBook value
$341.7M
$274.7M
Total Assets
$461.5M
$586.8M
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
CTKB
CTKB
NGS
NGS
Q4 25
$90.9M
Q3 25
$93.3M
Q2 25
$75.5M
$325.0K
Q1 25
$95.3M
$2.1M
Q4 24
$98.7M
$2.1M
Q3 24
$162.3M
Q2 24
$177.9M
Q1 24
$168.8M
Stockholders' Equity
CTKB
CTKB
NGS
NGS
Q4 25
$341.7M
$274.7M
Q3 25
$378.6M
$271.4M
Q2 25
$377.6M
$266.2M
Q1 25
$379.6M
$260.3M
Q4 24
$395.7M
$255.1M
Q3 24
$385.5M
Q2 24
$389.1M
Q1 24
$392.6M
Total Assets
CTKB
CTKB
NGS
NGS
Q4 25
$461.5M
$586.8M
Q3 25
$494.9M
$562.3M
Q2 25
$493.3M
$525.5M
Q1 25
$482.6M
$501.7M
Q4 24
$499.5M
$492.5M
Q3 24
$491.2M
Q2 24
$483.7M
Q1 24
$492.1M

Cash Flow & Capital Efficiency

How much cash each business actually produces after reinvestment. Cash flow is harder to manipulate than net income.

Metric
CTKB
CTKB
NGS
NGS
Operating Cash FlowLast quarter
$-771.0K
$13.9M
Free Cash FlowOCF − Capex
$-1.8M
$-20.7M
FCF MarginFCF / Revenue
-2.9%
-44.8%
Capex IntensityCapex / Revenue
1.6%
74.9%
Cash ConversionOCF / Net Profit
3.38×
TTM Free Cash FlowTrailing 4 quarters
$-8.8M
$-58.6M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
CTKB
CTKB
NGS
NGS
Q4 25
$-771.0K
$13.9M
Q3 25
$-3.9M
$16.8M
Q2 25
$108.0K
$11.0M
Q1 25
$-125.0K
$21.3M
Q4 24
$2.0M
$9.4M
Q3 24
$13.2M
Q2 24
$6.2M
Q1 24
$4.0M
Free Cash Flow
CTKB
CTKB
NGS
NGS
Q4 25
$-1.8M
$-20.7M
Q3 25
$-4.6M
$-25.1M
Q2 25
$-1.5M
$-14.8M
Q1 25
$-974.0K
$2.0M
Q4 24
$1.1M
$-5.1M
Q3 24
$12.2M
Q2 24
$5.2M
Q1 24
$3.4M
FCF Margin
CTKB
CTKB
NGS
NGS
Q4 25
-2.9%
-44.8%
Q3 25
-8.7%
-57.7%
Q2 25
-3.2%
-35.8%
Q1 25
-2.3%
4.9%
Q4 24
1.9%
-12.6%
Q3 24
23.7%
Q2 24
11.0%
Q1 24
7.6%
Capex Intensity
CTKB
CTKB
NGS
NGS
Q4 25
1.6%
74.9%
Q3 25
1.3%
96.5%
Q2 25
3.5%
62.4%
Q1 25
2.0%
46.5%
Q4 24
1.6%
35.8%
Q3 24
2.0%
Q2 24
2.3%
Q1 24
1.3%
Cash Conversion
CTKB
CTKB
NGS
NGS
Q4 25
3.38×
Q3 25
2.90×
Q2 25
2.12×
Q1 25
4.38×
Q4 24
0.21×
3.29×
Q3 24
14.05×
Q2 24
Q1 24

Financial Flow Comparison

Revenue → gross profit → operating profit → net profit for each company.

Revenue Breakdown by Segment

CTKB
CTKB

Products$46.6M75%
Services$15.5M25%

NGS
NGS

Segment breakdown not available.

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