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Side-by-side financial comparison of Karman Holdings Inc. (KRMN) and Ribbon Communications Inc. (RBBN). Click either name above to swap in a different company.

Ribbon Communications Inc. is the larger business by last-quarter revenue ($162.6M vs $134.5M, roughly 1.2× Karman Holdings Inc.). Ribbon Communications Inc. runs the higher net margin — 54.8% vs 5.7%, a 49.0% gap on every dollar of revenue. On growth, Karman Holdings Inc. posted the faster year-over-year revenue change (47.4% vs -10.3%). Over the past eight quarters, Karman Holdings Inc.'s revenue compounded faster (27.3% CAGR vs -8.1%).

Karman Holdings is an American fabricator of space and defense systems based in Huntington Beach, California. The company, which is valued at approximately US$4 billion, recently underwent an initial public offering.

Ribbon Communications Inc. is a public company that makes software, IP and optical networking solutions for service providers, enterprises and critical infrastructure sectors. The company was formed in 2017, following the merger of Genband and Sonus Networks and is headquartered in Plano, Texas.

KRMN vs RBBN — Head-to-Head

Bigger by revenue
RBBN
RBBN
1.2× larger
RBBN
$162.6M
$134.5M
KRMN
Growing faster (revenue YoY)
KRMN
KRMN
+57.7% gap
KRMN
47.4%
-10.3%
RBBN
Higher net margin
RBBN
RBBN
49.0% more per $
RBBN
54.8%
5.7%
KRMN
Faster 2-yr revenue CAGR
KRMN
KRMN
Annualised
KRMN
27.3%
-8.1%
RBBN

Income Statement — Q4 FY2025 vs Q1 FY2026

Metric
KRMN
KRMN
RBBN
RBBN
Revenue
$134.5M
$162.6M
Net Profit
$7.7M
$89.1M
Gross Margin
39.9%
42.9%
Operating Margin
15.7%
37.6%
Net Margin
5.7%
54.8%
Revenue YoY
47.4%
-10.3%
Net Profit YoY
358.3%
EPS (diluted)
$0.06
$0.50

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
KRMN
KRMN
RBBN
RBBN
Q1 26
$162.6M
Q4 25
$134.5M
$227.3M
Q3 25
$121.8M
$215.4M
Q2 25
$115.1M
$220.6M
Q1 25
$100.1M
$181.3M
Q4 24
$91.2M
$251.4M
Q3 24
$86.0M
$210.2M
Q2 24
$85.0M
$192.6M
Net Profit
KRMN
KRMN
RBBN
RBBN
Q1 26
$89.1M
Q4 25
$7.7M
Q3 25
$7.6M
$-12.1M
Q2 25
$6.8M
$-11.1M
Q1 25
$-4.8M
$-26.2M
Q4 24
$1.7M
Q3 24
$4.3M
$-13.4M
Q2 24
$4.6M
$-16.8M
Gross Margin
KRMN
KRMN
RBBN
RBBN
Q1 26
42.9%
Q4 25
39.9%
53.3%
Q3 25
41.0%
50.1%
Q2 25
40.9%
49.6%
Q1 25
39.4%
45.4%
Q4 24
38.1%
55.7%
Q3 24
39.3%
52.1%
Q2 24
40.7%
50.8%
Operating Margin
KRMN
KRMN
RBBN
RBBN
Q1 26
37.6%
Q4 25
15.7%
4.1%
Q3 25
17.9%
1.3%
Q2 25
17.5%
1.9%
Q1 25
10.0%
-10.8%
Q4 24
15.8%
13.2%
Q3 24
20.2%
-0.4%
Q2 24
21.5%
-1.0%
Net Margin
KRMN
KRMN
RBBN
RBBN
Q1 26
54.8%
Q4 25
5.7%
Q3 25
6.3%
-5.6%
Q2 25
5.9%
-5.0%
Q1 25
-4.8%
-14.5%
Q4 24
1.8%
Q3 24
5.0%
-6.4%
Q2 24
5.4%
-8.7%
EPS (diluted)
KRMN
KRMN
RBBN
RBBN
Q1 26
$0.50
Q4 25
$0.06
$0.50
Q3 25
$0.06
$-0.07
Q2 25
$0.05
$-0.06
Q1 25
$-0.04
$-0.15
Q4 24
$0.01
$0.05
Q3 24
$0.03
$-0.08
Q2 24
$0.03
$-0.10

Balance Sheet & Financial Strength

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

Metric
KRMN
KRMN
RBBN
RBBN
Cash + ST InvestmentsLiquidity on hand
$34.0M
$67.6M
Total DebtLower is stronger
Stockholders' EquityBook value
$382.7M
$419.1M
Total Assets
$1.1B
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
KRMN
KRMN
RBBN
RBBN
Q1 26
$67.6M
Q4 25
$34.0M
$96.4M
Q3 25
$18.7M
$74.8M
Q2 25
$27.4M
$60.5M
Q1 25
$113.7M
$71.2M
Q4 24
$11.5M
$87.8M
Q3 24
$37.2M
Q2 24
$64.6M
Total Debt
KRMN
KRMN
RBBN
RBBN
Q1 26
Q4 25
$342.1M
Q3 25
$344.3M
Q2 25
$346.5M
Q1 25
$347.4M
Q4 24
$348.3M
Q3 24
$349.1M
Q2 24
$350.0M
Stockholders' Equity
KRMN
KRMN
RBBN
RBBN
Q1 26
$419.1M
Q4 25
$382.7M
$449.0M
Q3 25
$369.1M
$360.1M
Q2 25
$361.5M
$370.4M
Q1 25
$348.9M
$381.8M
Q4 24
$196.0M
$404.6M
Q3 24
$194.1M
$395.5M
Q2 24
$189.6M
$405.0M
Total Assets
KRMN
KRMN
RBBN
RBBN
Q1 26
Q4 25
$1.1B
$1.2B
Q3 25
$968.1M
$1.1B
Q2 25
$953.9M
$1.1B
Q1 25
$875.4M
$1.1B
Q4 24
$774.0M
$1.2B
Q3 24
$1.1B
Q2 24
$1.1B
Debt / Equity
KRMN
KRMN
RBBN
RBBN
Q1 26
Q4 25
0.76×
Q3 25
0.96×
Q2 25
0.94×
Q1 25
0.91×
Q4 24
0.86×
Q3 24
0.88×
Q2 24
0.86×

Cash Flow & Capital Efficiency

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

Metric
KRMN
KRMN
RBBN
RBBN
Operating Cash FlowLast quarter
$8.7M
Free Cash FlowOCF − Capex
$4.0M
FCF MarginFCF / Revenue
3.0%
Capex IntensityCapex / Revenue
3.5%
Cash ConversionOCF / Net Profit
1.13×
TTM Free Cash FlowTrailing 4 quarters
$-42.5M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
KRMN
KRMN
RBBN
RBBN
Q1 26
Q4 25
$8.7M
$29.2M
Q3 25
$131.0K
$26.5M
Q2 25
$-17.4M
$-795.0K
Q1 25
$-13.6M
$-3.5M
Q4 24
$61.8M
Q3 24
$-14.8M
Q2 24
$-9.8M
Free Cash Flow
KRMN
KRMN
RBBN
RBBN
Q1 26
Q4 25
$4.0M
$27.3M
Q3 25
$-6.8M
$21.0M
Q2 25
$-21.0M
$-6.5M
Q1 25
$-18.6M
$-15.7M
Q4 24
$53.8M
Q3 24
$-23.7M
Q2 24
$-12.9M
FCF Margin
KRMN
KRMN
RBBN
RBBN
Q1 26
Q4 25
3.0%
12.0%
Q3 25
-5.6%
9.7%
Q2 25
-18.2%
-2.9%
Q1 25
-18.6%
-8.7%
Q4 24
21.4%
Q3 24
-11.3%
Q2 24
-6.7%
Capex Intensity
KRMN
KRMN
RBBN
RBBN
Q1 26
Q4 25
3.5%
0.9%
Q3 25
5.7%
2.6%
Q2 25
3.2%
2.6%
Q1 25
5.0%
6.7%
Q4 24
3.2%
Q3 24
4.2%
Q2 24
1.6%
Cash Conversion
KRMN
KRMN
RBBN
RBBN
Q1 26
Q4 25
1.13×
Q3 25
0.02×
Q2 25
-2.55×
Q1 25
Q4 24
Q3 24
Q2 24

Financial Flow Comparison

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

Revenue Breakdown by Segment

KRMN
KRMN

Tactical Missile And Integrated Defense Systems$50.5M38%
Hypersonic And Strategic Missile Defense$48.4M36%
Space And Launch$35.7M27%

RBBN
RBBN

Service$94.5M58%
Product$68.1M42%

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