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Side-by-side financial comparison of IPG PHOTONICS CORP (IPGP) and PREFORMED LINE PRODUCTS CO (PLPC). Click either name above to swap in a different company.

IPG PHOTONICS CORP is the larger business by last-quarter revenue ($274.5M vs $173.1M, roughly 1.6× PREFORMED LINE PRODUCTS CO). PREFORMED LINE PRODUCTS CO runs the higher net margin — 4.9% vs 4.8%, a 0.0% gap on every dollar of revenue. On growth, IPG PHOTONICS CORP posted the faster year-over-year revenue change (17.1% vs 3.6%). PREFORMED LINE PRODUCTS CO produced more free cash flow last quarter ($11.8M vs $10.9M). Over the past eight quarters, PREFORMED LINE PRODUCTS CO's revenue compounded faster (10.8% CAGR vs 4.4%).

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.

Preformed Line Products Co (PLPC) designs, manufactures and supplies engineered hardware for power transmission, telecommunications, and renewable energy infrastructure sectors. It serves utility, network operator and industrial customers across global regions, offering solutions that boost network reliability and operational efficiency.

IPGP vs PLPC — Head-to-Head

Bigger by revenue
IPGP
IPGP
1.6× larger
IPGP
$274.5M
$173.1M
PLPC
Growing faster (revenue YoY)
IPGP
IPGP
+13.5% gap
IPGP
17.1%
3.6%
PLPC
Higher net margin
PLPC
PLPC
0.0% more per $
PLPC
4.9%
4.8%
IPGP
More free cash flow
PLPC
PLPC
$871.0K more FCF
PLPC
$11.8M
$10.9M
IPGP
Faster 2-yr revenue CAGR
PLPC
PLPC
Annualised
PLPC
10.8%
4.4%
IPGP

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
IPGP
IPGP
PLPC
PLPC
Revenue
$274.5M
$173.1M
Net Profit
$13.3M
$8.4M
Gross Margin
36.1%
29.8%
Operating Margin
1.2%
6.8%
Net Margin
4.8%
4.9%
Revenue YoY
17.1%
3.6%
Net Profit YoY
69.8%
-19.3%
EPS (diluted)
$0.30
$1.72

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
PLPC
PLPC
Q4 25
$274.5M
$173.1M
Q3 25
$250.8M
$178.1M
Q2 25
$250.7M
$169.6M
Q1 25
$227.8M
$148.5M
Q4 24
$234.3M
$167.1M
Q3 24
$233.1M
$147.0M
Q2 24
$257.6M
$138.7M
Q1 24
$252.0M
$140.9M
Net Profit
IPGP
IPGP
PLPC
PLPC
Q4 25
$13.3M
$8.4M
Q3 25
$7.5M
$2.6M
Q2 25
$6.6M
$12.7M
Q1 25
$3.8M
$11.5M
Q4 24
$7.8M
$10.5M
Q3 24
$-233.6M
$7.7M
Q2 24
$20.2M
$9.4M
Q1 24
$24.1M
$9.6M
Gross Margin
IPGP
IPGP
PLPC
PLPC
Q4 25
36.1%
29.8%
Q3 25
39.5%
29.7%
Q2 25
37.3%
32.7%
Q1 25
39.4%
32.8%
Q4 24
38.6%
33.3%
Q3 24
23.2%
31.1%
Q2 24
37.3%
31.9%
Q1 24
38.7%
31.3%
Operating Margin
IPGP
IPGP
PLPC
PLPC
Q4 25
1.2%
6.8%
Q3 25
3.1%
7.4%
Q2 25
0.0%
10.1%
Q1 25
0.8%
8.8%
Q4 24
6.0%
10.5%
Q3 24
-108.7%
7.1%
Q2 24
4.7%
8.1%
Q1 24
7.6%
8.2%
Net Margin
IPGP
IPGP
PLPC
PLPC
Q4 25
4.8%
4.9%
Q3 25
3.0%
1.5%
Q2 25
2.6%
7.5%
Q1 25
1.6%
7.8%
Q4 24
3.3%
6.3%
Q3 24
-100.2%
5.2%
Q2 24
7.8%
6.8%
Q1 24
9.6%
6.8%
EPS (diluted)
IPGP
IPGP
PLPC
PLPC
Q4 25
$0.30
$1.72
Q3 25
$0.18
$0.53
Q2 25
$0.16
$2.56
Q1 25
$0.09
$2.33
Q4 24
$0.27
$2.13
Q3 24
$-5.33
$1.54
Q2 24
$0.45
$1.89
Q1 24
$0.52
$1.94

Balance Sheet & Financial Strength

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

Metric
IPGP
IPGP
PLPC
PLPC
Cash + ST InvestmentsLiquidity on hand
$839.3M
Total DebtLower is stronger
$38.3M
Stockholders' EquityBook value
$2.1B
$475.5M
Total Assets
$2.4B
$653.6M
Debt / EquityLower = less leverage
0.08×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
IPGP
IPGP
PLPC
PLPC
Q4 25
$839.3M
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
PLPC
PLPC
Q4 25
$38.3M
Q3 25
$36.0M
Q2 25
$31.8M
Q1 25
$29.1M
Q4 24
$20.8M
Q3 24
$27.2M
Q2 24
$31.6M
Q1 24
$55.0M
Stockholders' Equity
IPGP
IPGP
PLPC
PLPC
Q4 25
$2.1B
$475.5M
Q3 25
$2.1B
$466.3M
Q2 25
$2.1B
$460.7M
Q1 25
$2.1B
$435.8M
Q4 24
$2.0B
$422.3M
Q3 24
$2.1B
$429.0M
Q2 24
$2.3B
$416.2M
Q1 24
$2.3B
$413.4M
Total Assets
IPGP
IPGP
PLPC
PLPC
Q4 25
$2.4B
$653.6M
Q3 25
$2.4B
$644.6M
Q2 25
$2.4B
$631.5M
Q1 25
$2.3B
$592.5M
Q4 24
$2.3B
$573.9M
Q3 24
$2.4B
$592.0M
Q2 24
$2.5B
$572.6M
Q1 24
$2.6B
$586.1M
Debt / Equity
IPGP
IPGP
PLPC
PLPC
Q4 25
0.08×
Q3 25
0.08×
Q2 25
0.07×
Q1 25
0.07×
Q4 24
0.05×
Q3 24
0.06×
Q2 24
0.08×
Q1 24
0.13×

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
PLPC
PLPC
Operating Cash FlowLast quarter
$28.8M
$21.9M
Free Cash FlowOCF − Capex
$10.9M
$11.8M
FCF MarginFCF / Revenue
4.0%
6.8%
Capex IntensityCapex / Revenue
6.5%
5.9%
Cash ConversionOCF / Net Profit
2.17×
2.60×
TTM Free Cash FlowTrailing 4 quarters
$-3.5M
$33.3M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
IPGP
IPGP
PLPC
PLPC
Q4 25
$28.8M
$21.9M
Q3 25
$35.3M
$18.9M
Q2 25
$-2.2M
$26.9M
Q1 25
$13.4M
$5.7M
Q4 24
$73.8M
$24.1M
Q3 24
$66.1M
$9.4M
Q2 24
$53.5M
$28.3M
Q1 24
$54.6M
$5.8M
Free Cash Flow
IPGP
IPGP
PLPC
PLPC
Q4 25
$10.9M
$11.8M
Q3 25
$14.6M
$8.3M
Q2 25
$-17.6M
$18.6M
Q1 25
$-11.4M
$-5.3M
Q4 24
$50.6M
$20.6M
Q3 24
$43.0M
$5.8M
Q2 24
$29.2M
$24.6M
Q1 24
$26.5M
$1.8M
FCF Margin
IPGP
IPGP
PLPC
PLPC
Q4 25
4.0%
6.8%
Q3 25
5.8%
4.7%
Q2 25
-7.0%
10.9%
Q1 25
-5.0%
-3.6%
Q4 24
21.6%
12.3%
Q3 24
18.4%
3.9%
Q2 24
11.3%
17.7%
Q1 24
10.5%
1.3%
Capex Intensity
IPGP
IPGP
PLPC
PLPC
Q4 25
6.5%
5.9%
Q3 25
8.3%
6.0%
Q2 25
6.1%
4.9%
Q1 25
10.9%
7.4%
Q4 24
9.9%
2.1%
Q3 24
9.9%
2.4%
Q2 24
9.4%
2.7%
Q1 24
11.1%
2.8%
Cash Conversion
IPGP
IPGP
PLPC
PLPC
Q4 25
2.17×
2.60×
Q3 25
4.73×
7.21×
Q2 25
-0.34×
2.12×
Q1 25
3.58×
0.49×
Q4 24
9.44×
2.30×
Q3 24
1.22×
Q2 24
2.65×
3.02×
Q1 24
2.27×
0.60×

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%

PLPC
PLPC

Segment breakdown not available.

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