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Side-by-side financial comparison of IPG PHOTONICS CORP (IPGP) and REPLIGEN CORP (RGEN). Click either name above to swap in a different company.

IPG PHOTONICS CORP is the larger business by last-quarter revenue ($274.5M vs $197.9M, roughly 1.4× REPLIGEN CORP). REPLIGEN CORP runs the higher net margin — 6.7% vs 4.8%, a 1.9% gap on every dollar of revenue. On growth, IPG PHOTONICS CORP posted the faster year-over-year revenue change (17.1% vs 13.6%). REPLIGEN CORP produced more free cash flow last quarter ($17.6M vs $10.9M). Over the past eight quarters, REPLIGEN CORP's revenue compounded faster (14.4% 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.

Repligen Corporation is a global life sciences company devoted to the development and commercialization of innovative bioprocessing technologies and systems that enable efficiencies in the process of manufacturing biological drugs.2025 The company is based in Waltham, Massachusetts,2014 and was incorporated in Delaware in 1981. A public company, Repligen is listed on the NASDAQ exchange under the symbol RGEN. As of 2025, Repligen employs over 1,900 employees globally and serves primarily biop...

IPGP vs RGEN — Head-to-Head

Bigger by revenue
IPGP
IPGP
1.4× larger
IPGP
$274.5M
$197.9M
RGEN
Growing faster (revenue YoY)
IPGP
IPGP
+3.5% gap
IPGP
17.1%
13.6%
RGEN
Higher net margin
RGEN
RGEN
1.9% more per $
RGEN
6.7%
4.8%
IPGP
More free cash flow
RGEN
RGEN
$6.6M more FCF
RGEN
$17.6M
$10.9M
IPGP
Faster 2-yr revenue CAGR
RGEN
RGEN
Annualised
RGEN
14.4%
4.4%
IPGP

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
IPGP
IPGP
RGEN
RGEN
Revenue
$274.5M
$197.9M
Net Profit
$13.3M
$13.3M
Gross Margin
36.1%
52.5%
Operating Margin
1.2%
9.0%
Net Margin
4.8%
6.7%
Revenue YoY
17.1%
13.6%
Net Profit YoY
69.8%
143.9%
EPS (diluted)
$0.30
$0.24

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
RGEN
RGEN
Q4 25
$274.5M
$197.9M
Q3 25
$250.8M
$188.8M
Q2 25
$250.7M
$182.4M
Q1 25
$227.8M
$169.2M
Q4 24
$234.3M
$174.1M
Q3 24
$233.1M
$154.9M
Q2 24
$257.6M
$154.1M
Q1 24
$252.0M
$151.3M
Net Profit
IPGP
IPGP
RGEN
RGEN
Q4 25
$13.3M
$13.3M
Q3 25
$7.5M
$14.9M
Q2 25
$6.6M
$14.9M
Q1 25
$3.8M
$5.8M
Q4 24
$7.8M
$-30.3M
Q3 24
$-233.6M
$-654.0K
Q2 24
$20.2M
$3.3M
Q1 24
$24.1M
$2.1M
Gross Margin
IPGP
IPGP
RGEN
RGEN
Q4 25
36.1%
52.5%
Q3 25
39.5%
53.2%
Q2 25
37.3%
50.0%
Q1 25
39.4%
53.6%
Q4 24
38.6%
26.1%
Q3 24
23.2%
50.0%
Q2 24
37.3%
49.8%
Q1 24
38.7%
49.5%
Operating Margin
IPGP
IPGP
RGEN
RGEN
Q4 25
1.2%
9.0%
Q3 25
3.1%
8.9%
Q2 25
0.0%
7.6%
Q1 25
0.8%
3.9%
Q4 24
6.0%
-17.7%
Q3 24
-108.7%
-5.1%
Q2 24
4.7%
1.0%
Q1 24
7.6%
1.3%
Net Margin
IPGP
IPGP
RGEN
RGEN
Q4 25
4.8%
6.7%
Q3 25
3.0%
7.9%
Q2 25
2.6%
8.2%
Q1 25
1.6%
3.4%
Q4 24
3.3%
-17.4%
Q3 24
-100.2%
-0.4%
Q2 24
7.8%
2.2%
Q1 24
9.6%
1.4%
EPS (diluted)
IPGP
IPGP
RGEN
RGEN
Q4 25
$0.30
$0.24
Q3 25
$0.18
$0.26
Q2 25
$0.16
$0.26
Q1 25
$0.09
$0.10
Q4 24
$0.27
$-0.55
Q3 24
$-5.33
$-0.01
Q2 24
$0.45
$0.06
Q1 24
$0.52
$0.04

Balance Sheet & Financial Strength

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

Metric
IPGP
IPGP
RGEN
RGEN
Cash + ST InvestmentsLiquidity on hand
$839.3M
$767.6M
Total DebtLower is stronger
$542.2M
Stockholders' EquityBook value
$2.1B
$2.1B
Total Assets
$2.4B
$2.9B
Debt / EquityLower = less leverage
0.26×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
IPGP
IPGP
RGEN
RGEN
Q4 25
$839.3M
$767.6M
Q3 25
$870.4M
$748.7M
Q2 25
$899.6M
$708.9M
Q1 25
$926.9M
$697.2M
Q4 24
$930.2M
$757.4M
Q3 24
$1.0B
$784.0M
Q2 24
$1.1B
$809.1M
Q1 24
$1.1B
$780.6M
Total Debt
IPGP
IPGP
RGEN
RGEN
Q4 25
$542.2M
Q3 25
$537.9M
Q2 25
Q1 25
Q4 24
$525.6M
Q3 24
Q2 24
Q1 24
Stockholders' Equity
IPGP
IPGP
RGEN
RGEN
Q4 25
$2.1B
$2.1B
Q3 25
$2.1B
$2.1B
Q2 25
$2.1B
$2.1B
Q1 25
$2.1B
$2.0B
Q4 24
$2.0B
$2.0B
Q3 24
$2.1B
$2.0B
Q2 24
$2.3B
$2.0B
Q1 24
$2.3B
$2.0B
Total Assets
IPGP
IPGP
RGEN
RGEN
Q4 25
$2.4B
$2.9B
Q3 25
$2.4B
$2.9B
Q2 25
$2.4B
$2.9B
Q1 25
$2.3B
$2.9B
Q4 24
$2.3B
$2.8B
Q3 24
$2.4B
$2.8B
Q2 24
$2.5B
$2.9B
Q1 24
$2.6B
$2.8B
Debt / Equity
IPGP
IPGP
RGEN
RGEN
Q4 25
0.26×
Q3 25
0.26×
Q2 25
Q1 25
Q4 24
0.27×
Q3 24
Q2 24
Q1 24

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
RGEN
RGEN
Operating Cash FlowLast quarter
$28.8M
$25.7M
Free Cash FlowOCF − Capex
$10.9M
$17.6M
FCF MarginFCF / Revenue
4.0%
8.9%
Capex IntensityCapex / Revenue
6.5%
4.1%
Cash ConversionOCF / Net Profit
2.17×
1.93×
TTM Free Cash FlowTrailing 4 quarters
$-3.5M
$93.9M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
IPGP
IPGP
RGEN
RGEN
Q4 25
$28.8M
$25.7M
Q3 25
$35.3M
$48.1M
Q2 25
$-2.2M
$28.6M
Q1 25
$13.4M
$15.0M
Q4 24
$73.8M
$39.2M
Q3 24
$66.1M
$49.3M
Q2 24
$53.5M
$42.2M
Q1 24
$54.6M
$44.7M
Free Cash Flow
IPGP
IPGP
RGEN
RGEN
Q4 25
$10.9M
$17.6M
Q3 25
$14.6M
$43.4M
Q2 25
$-17.6M
$21.5M
Q1 25
$-11.4M
$11.4M
Q4 24
$50.6M
$33.6M
Q3 24
$43.0M
$42.3M
Q2 24
$29.2M
$37.4M
Q1 24
$26.5M
$36.4M
FCF Margin
IPGP
IPGP
RGEN
RGEN
Q4 25
4.0%
8.9%
Q3 25
5.8%
23.0%
Q2 25
-7.0%
11.8%
Q1 25
-5.0%
6.8%
Q4 24
21.6%
19.3%
Q3 24
18.4%
27.3%
Q2 24
11.3%
24.3%
Q1 24
10.5%
24.0%
Capex Intensity
IPGP
IPGP
RGEN
RGEN
Q4 25
6.5%
4.1%
Q3 25
8.3%
2.5%
Q2 25
6.1%
3.9%
Q1 25
10.9%
2.1%
Q4 24
9.9%
3.2%
Q3 24
9.9%
4.5%
Q2 24
9.4%
3.1%
Q1 24
11.1%
5.5%
Cash Conversion
IPGP
IPGP
RGEN
RGEN
Q4 25
2.17×
1.93×
Q3 25
4.73×
3.23×
Q2 25
-0.34×
1.92×
Q1 25
3.58×
2.57×
Q4 24
9.44×
Q3 24
Q2 24
2.65×
12.70×
Q1 24
2.27×
21.35×

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%

RGEN
RGEN

Segment breakdown not available.

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