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Side-by-side financial comparison of IPG PHOTONICS CORP (IPGP) and STAR GROUP, L.P. (SGU). Click either name above to swap in a different company.

STAR GROUP, L.P. is the larger business by last-quarter revenue ($539.3M vs $274.5M, roughly 2.0× IPG PHOTONICS CORP). STAR GROUP, L.P. runs the higher net margin — 6.6% vs 4.8%, a 1.8% gap on every dollar of revenue. On growth, IPG PHOTONICS CORP posted the faster year-over-year revenue change (17.1% vs 10.5%). IPG PHOTONICS CORP produced more free cash flow last quarter ($10.9M vs $-59.7M).

IPG Photonics Corporation is a manufacturer of fiber lasers. IPG Photonics developed and commercialized optical fiber lasers, which are used in a variety of applications including materials processing, medical applications and telecommunications. IPG has manufacturing facilities in the United States, Germany, Russia and Italy.

Lone Star Funds, legal name of main entity Lone Star Global Acquisitions, Ltd. is a global private equity firm that invests in corporate equity, real estate, credit, and other financial assets. The founder of Lone Star established its first fund in 1995 and Lone Star has to date organized 25 private equity funds with total capital commitments since inception of over $95 billion. Lone Star's investors include corporate and public pension funds, sovereign wealth funds, university endowments, fo...

IPGP vs SGU — Head-to-Head

Bigger by revenue
SGU
SGU
2.0× larger
SGU
$539.3M
$274.5M
IPGP
Growing faster (revenue YoY)
IPGP
IPGP
+6.6% gap
IPGP
17.1%
10.5%
SGU
Higher net margin
SGU
SGU
1.8% more per $
SGU
6.6%
4.8%
IPGP
More free cash flow
IPGP
IPGP
$70.7M more FCF
IPGP
$10.9M
$-59.7M
SGU

Income Statement — Q4 FY2025 vs Q1 FY2026

Metric
IPGP
IPGP
SGU
SGU
Revenue
$274.5M
$539.3M
Net Profit
$13.3M
$35.8M
Gross Margin
36.1%
Operating Margin
1.2%
10.1%
Net Margin
4.8%
6.6%
Revenue YoY
17.1%
10.5%
Net Profit YoY
69.8%
8.8%
EPS (diluted)
$0.30

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
IPGP
IPGP
SGU
SGU
Q4 25
$274.5M
$539.3M
Q3 25
$250.8M
Q2 25
$250.7M
Q1 25
$227.8M
Q4 24
$234.3M
Q3 24
$233.1M
Q2 24
$257.6M
Q1 24
$252.0M
Net Profit
IPGP
IPGP
SGU
SGU
Q4 25
$13.3M
$35.8M
Q3 25
$7.5M
Q2 25
$6.6M
Q1 25
$3.8M
Q4 24
$7.8M
Q3 24
$-233.6M
Q2 24
$20.2M
Q1 24
$24.1M
Gross Margin
IPGP
IPGP
SGU
SGU
Q4 25
36.1%
Q3 25
39.5%
Q2 25
37.3%
Q1 25
39.4%
Q4 24
38.6%
Q3 24
23.2%
Q2 24
37.3%
Q1 24
38.7%
Operating Margin
IPGP
IPGP
SGU
SGU
Q4 25
1.2%
10.1%
Q3 25
3.1%
Q2 25
0.0%
Q1 25
0.8%
Q4 24
6.0%
Q3 24
-108.7%
Q2 24
4.7%
Q1 24
7.6%
Net Margin
IPGP
IPGP
SGU
SGU
Q4 25
4.8%
6.6%
Q3 25
3.0%
Q2 25
2.6%
Q1 25
1.6%
Q4 24
3.3%
Q3 24
-100.2%
Q2 24
7.8%
Q1 24
9.6%
EPS (diluted)
IPGP
IPGP
SGU
SGU
Q4 25
$0.30
Q3 25
$0.18
Q2 25
$0.16
Q1 25
$0.09
Q4 24
$0.27
Q3 24
$-5.33
Q2 24
$0.45
Q1 24
$0.52

Balance Sheet & Financial Strength

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

Metric
IPGP
IPGP
SGU
SGU
Cash + ST InvestmentsLiquidity on hand
$839.3M
$19.9M
Total DebtLower is stronger
$254.8M
Stockholders' EquityBook value
$2.1B
Total Assets
$2.4B
$1.1B
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
IPGP
IPGP
SGU
SGU
Q4 25
$839.3M
$19.9M
Q3 25
$870.4M
Q2 25
$899.6M
Q1 25
$926.9M
Q4 24
$930.2M
Q3 24
$1.0B
Q2 24
$1.1B
Q1 24
$1.1B
Total Debt
IPGP
IPGP
SGU
SGU
Q4 25
$254.8M
Q3 25
Q2 25
Q1 25
Q4 24
Q3 24
Q2 24
Q1 24
Stockholders' Equity
IPGP
IPGP
SGU
SGU
Q4 25
$2.1B
Q3 25
$2.1B
Q2 25
$2.1B
Q1 25
$2.1B
Q4 24
$2.0B
Q3 24
$2.1B
Q2 24
$2.3B
Q1 24
$2.3B
Total Assets
IPGP
IPGP
SGU
SGU
Q4 25
$2.4B
$1.1B
Q3 25
$2.4B
Q2 25
$2.4B
Q1 25
$2.3B
Q4 24
$2.3B
Q3 24
$2.4B
Q2 24
$2.5B
Q1 24
$2.6B

Cash Flow & Capital Efficiency

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

Metric
IPGP
IPGP
SGU
SGU
Operating Cash FlowLast quarter
$28.8M
$-55.2M
Free Cash FlowOCF − Capex
$10.9M
$-59.7M
FCF MarginFCF / Revenue
4.0%
-11.1%
Capex IntensityCapex / Revenue
6.5%
0.8%
Cash ConversionOCF / Net Profit
2.17×
-1.54×
TTM Free Cash FlowTrailing 4 quarters
$-3.5M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
IPGP
IPGP
SGU
SGU
Q4 25
$28.8M
$-55.2M
Q3 25
$35.3M
Q2 25
$-2.2M
Q1 25
$13.4M
Q4 24
$73.8M
Q3 24
$66.1M
Q2 24
$53.5M
Q1 24
$54.6M
Free Cash Flow
IPGP
IPGP
SGU
SGU
Q4 25
$10.9M
$-59.7M
Q3 25
$14.6M
Q2 25
$-17.6M
Q1 25
$-11.4M
Q4 24
$50.6M
Q3 24
$43.0M
Q2 24
$29.2M
Q1 24
$26.5M
FCF Margin
IPGP
IPGP
SGU
SGU
Q4 25
4.0%
-11.1%
Q3 25
5.8%
Q2 25
-7.0%
Q1 25
-5.0%
Q4 24
21.6%
Q3 24
18.4%
Q2 24
11.3%
Q1 24
10.5%
Capex Intensity
IPGP
IPGP
SGU
SGU
Q4 25
6.5%
0.8%
Q3 25
8.3%
Q2 25
6.1%
Q1 25
10.9%
Q4 24
9.9%
Q3 24
9.9%
Q2 24
9.4%
Q1 24
11.1%
Cash Conversion
IPGP
IPGP
SGU
SGU
Q4 25
2.17×
-1.54×
Q3 25
4.73×
Q2 25
-0.34×
Q1 25
3.58×
Q4 24
9.44×
Q3 24
Q2 24
2.65×
Q1 24
2.27×

Financial Flow Comparison

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

Revenue Breakdown by Segment

IPGP
IPGP

Materials Processing$232.8M85%
Laser And Non Laser Systems$38.8M14%
Transferred Over Time$5.3M2%

SGU
SGU

Home Heating Oil And Propane$372.6M69%
Motor Fuel And Other Petroleum Products$75.4M14%
Equipment Installations$39.6M7%
Equipment Maintenance Service Contracts$30.3M6%
Billable Call Services$21.4M4%

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