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Side-by-side financial comparison of Otter Tail Corp (OTTR) and Ribbon Communications Inc. (RBBN). Click either name above to swap in a different company.

Otter Tail Corp is the larger business by last-quarter revenue ($308.1M vs $162.6M, roughly 1.9× Ribbon Communications Inc.). Ribbon Communications Inc. runs the higher net margin — 54.8% vs 16.8%, a 38.0% gap on every dollar of revenue. On growth, Otter Tail Corp posted the faster year-over-year revenue change (1.6% vs -10.3%). Over the past eight quarters, Otter Tail Corp's revenue compounded faster (-5.8% CAGR vs -8.1%).

Otter Tail Corporation is an electric power and manufacturing company based in Fergus Falls, Minnesota. Its subsidiaries include Otter Tail Power Company, BTD Manufacturing Inc., T.O. Plastics Inc., Northern Pipe Products Inc., and Vinyltech Corporation.

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.

OTTR vs RBBN — Head-to-Head

Bigger by revenue
OTTR
OTTR
1.9× larger
OTTR
$308.1M
$162.6M
RBBN
Growing faster (revenue YoY)
OTTR
OTTR
+11.9% gap
OTTR
1.6%
-10.3%
RBBN
Higher net margin
RBBN
RBBN
38.0% more per $
RBBN
54.8%
16.8%
OTTR
Faster 2-yr revenue CAGR
OTTR
OTTR
Annualised
OTTR
-5.8%
-8.1%
RBBN

Income Statement — Q4 FY2025 vs Q1 FY2026

Metric
OTTR
OTTR
RBBN
RBBN
Revenue
$308.1M
$162.6M
Net Profit
$51.8M
$89.1M
Gross Margin
42.9%
Operating Margin
21.9%
37.6%
Net Margin
16.8%
54.8%
Revenue YoY
1.6%
-10.3%
Net Profit YoY
-5.6%
EPS (diluted)
$1.22
$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
OTTR
OTTR
RBBN
RBBN
Q1 26
$162.6M
Q4 25
$308.1M
$227.3M
Q3 25
$325.6M
$215.4M
Q2 25
$333.0M
$220.6M
Q1 25
$337.4M
$181.3M
Q4 24
$303.1M
$251.4M
Q3 24
$338.0M
$210.2M
Q2 24
$342.3M
$192.6M
Net Profit
OTTR
OTTR
RBBN
RBBN
Q1 26
$89.1M
Q4 25
$51.8M
Q3 25
$78.3M
$-12.1M
Q2 25
$77.7M
$-11.1M
Q1 25
$68.1M
$-26.2M
Q4 24
$54.9M
Q3 24
$85.5M
$-13.4M
Q2 24
$87.0M
$-16.8M
Gross Margin
OTTR
OTTR
RBBN
RBBN
Q1 26
42.9%
Q4 25
53.3%
Q3 25
50.1%
Q2 25
49.6%
Q1 25
45.4%
Q4 24
55.7%
Q3 24
52.1%
Q2 24
50.8%
Operating Margin
OTTR
OTTR
RBBN
RBBN
Q1 26
37.6%
Q4 25
21.9%
4.1%
Q3 25
29.7%
1.3%
Q2 25
29.3%
1.9%
Q1 25
24.9%
-10.8%
Q4 24
22.0%
13.2%
Q3 24
31.8%
-0.4%
Q2 24
32.4%
-1.0%
Net Margin
OTTR
OTTR
RBBN
RBBN
Q1 26
54.8%
Q4 25
16.8%
Q3 25
24.0%
-5.6%
Q2 25
23.3%
-5.0%
Q1 25
20.2%
-14.5%
Q4 24
18.1%
Q3 24
25.3%
-6.4%
Q2 24
25.4%
-8.7%
EPS (diluted)
OTTR
OTTR
RBBN
RBBN
Q1 26
$0.50
Q4 25
$1.22
$0.50
Q3 25
$1.86
$-0.07
Q2 25
$1.85
$-0.06
Q1 25
$1.62
$-0.15
Q4 24
$1.30
$0.05
Q3 24
$2.03
$-0.08
Q2 24
$2.07
$-0.10

Balance Sheet & Financial Strength

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

Metric
OTTR
OTTR
RBBN
RBBN
Cash + ST InvestmentsLiquidity on hand
$440.5M
$67.6M
Total DebtLower is stronger
$963.6M
Stockholders' EquityBook value
$1.9B
$419.1M
Total Assets
$4.0B
Debt / EquityLower = less leverage
0.52×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
OTTR
OTTR
RBBN
RBBN
Q1 26
$67.6M
Q4 25
$440.5M
$96.4M
Q3 25
$379.7M
$74.8M
Q2 25
$307.2M
$60.5M
Q1 25
$284.8M
$71.2M
Q4 24
$295.4M
$87.8M
Q3 24
$280.0M
$37.2M
Q2 24
$230.7M
$64.6M
Total Debt
OTTR
OTTR
RBBN
RBBN
Q1 26
Q4 25
$963.6M
$342.1M
Q3 25
$1.0B
$344.3M
Q2 25
$1.0B
$346.5M
Q1 25
$993.5M
$347.4M
Q4 24
$943.7M
$348.3M
Q3 24
$947.0M
$349.1M
Q2 24
$947.0M
$350.0M
Stockholders' Equity
OTTR
OTTR
RBBN
RBBN
Q1 26
$419.1M
Q4 25
$1.9B
$449.0M
Q3 25
$1.8B
$360.1M
Q2 25
$1.8B
$370.4M
Q1 25
$1.7B
$381.8M
Q4 24
$1.7B
$404.6M
Q3 24
$1.6B
$395.5M
Q2 24
$1.6B
$405.0M
Total Assets
OTTR
OTTR
RBBN
RBBN
Q1 26
Q4 25
$4.0B
$1.2B
Q3 25
$3.8B
$1.1B
Q2 25
$3.8B
$1.1B
Q1 25
$3.7B
$1.1B
Q4 24
$3.7B
$1.2B
Q3 24
$3.6B
$1.1B
Q2 24
$3.5B
$1.1B
Debt / Equity
OTTR
OTTR
RBBN
RBBN
Q1 26
Q4 25
0.52×
0.76×
Q3 25
0.57×
0.96×
Q2 25
0.59×
0.94×
Q1 25
0.58×
0.91×
Q4 24
0.57×
0.86×
Q3 24
0.58×
0.88×
Q2 24
0.60×
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
OTTR
OTTR
RBBN
RBBN
Operating Cash FlowLast quarter
$97.0M
Free Cash FlowOCF − Capex
$22.3M
FCF MarginFCF / Revenue
7.2%
Capex IntensityCapex / Revenue
24.3%
Cash ConversionOCF / Net Profit
1.87×
TTM Free Cash FlowTrailing 4 quarters
$97.9M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
OTTR
OTTR
RBBN
RBBN
Q1 26
Q4 25
$97.0M
$29.2M
Q3 25
$129.6M
$26.5M
Q2 25
$119.9M
$-795.0K
Q1 25
$39.5M
$-3.5M
Q4 24
$130.0M
$61.8M
Q3 24
$99.3M
$-14.8M
Q2 24
$151.5M
$-9.8M
Free Cash Flow
OTTR
OTTR
RBBN
RBBN
Q1 26
Q4 25
$22.3M
$27.3M
Q3 25
$40.5M
$21.0M
Q2 25
$53.7M
$-6.5M
Q1 25
$-18.5M
$-15.7M
Q4 24
$31.1M
$53.8M
Q3 24
$15.1M
$-23.7M
Q2 24
$50.1M
$-12.9M
FCF Margin
OTTR
OTTR
RBBN
RBBN
Q1 26
Q4 25
7.2%
12.0%
Q3 25
12.4%
9.7%
Q2 25
16.1%
-2.9%
Q1 25
-5.5%
-8.7%
Q4 24
10.2%
21.4%
Q3 24
4.5%
-11.3%
Q2 24
14.6%
-6.7%
Capex Intensity
OTTR
OTTR
RBBN
RBBN
Q1 26
Q4 25
24.3%
0.9%
Q3 25
27.4%
2.6%
Q2 25
19.9%
2.6%
Q1 25
17.2%
6.7%
Q4 24
32.6%
3.2%
Q3 24
24.9%
4.2%
Q2 24
29.6%
1.6%
Cash Conversion
OTTR
OTTR
RBBN
RBBN
Q1 26
Q4 25
1.87×
Q3 25
1.65×
Q2 25
1.54×
Q1 25
0.58×
Q4 24
2.37×
Q3 24
1.16×
Q2 24
1.74×

Financial Flow Comparison

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

Revenue Breakdown by Segment

OTTR
OTTR

Retail Commercial And Industrial$91.0M30%
Plastics$81.2M26%
Manufacturing$77.2M25%
Retail Residential$35.8M12%
Electric Transmission$14.4M5%
Plastic Products$9.2M3%
Electric Product Other$1.8M1%

RBBN
RBBN

Service$94.5M58%
Product$68.1M42%

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