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Side-by-side financial comparison of Lumentum Holdings Inc. (LITE) and MERCER INTERNATIONAL INC. (MERC). Click either name above to swap in a different company.

Lumentum Holdings Inc. is the larger business by last-quarter revenue ($665.5M vs $449.5M, roughly 1.5× MERCER INTERNATIONAL INC.). Lumentum Holdings Inc. runs the higher net margin — 11.8% vs -68.7%, a 80.4% gap on every dollar of revenue. On growth, Lumentum Holdings Inc. posted the faster year-over-year revenue change (65.5% vs -8.0%). Lumentum Holdings Inc. produced more free cash flow last quarter ($43.1M vs $32.0M). Over the past eight quarters, Lumentum Holdings Inc.'s revenue compounded faster (34.8% CAGR vs -9.9%).

JDS Uniphase Corporation (JDSU) was an American company that designed and manufactured products for optical communications networks, communications test and measurement equipment, lasers, optical solutions for authentication and decorative applications, and other custom optics. It was headquartered in Milpitas, California. In August 2015, JDSU split into two different companies – Viavi Solutions and Lumentum Holdings.

Mercer is an American consulting firm founded in 1945. It is one of the four operating subsidiaries of global professional services firm Marsh McLennan. Mercer is headquartered in New York City with offices in 43 countries and operations in 130 countries. The company primarily provides human resources and financial services consulting services to its clients.

LITE vs MERC — Head-to-Head

Bigger by revenue
LITE
LITE
1.5× larger
LITE
$665.5M
$449.5M
MERC
Growing faster (revenue YoY)
LITE
LITE
+73.4% gap
LITE
65.5%
-8.0%
MERC
Higher net margin
LITE
LITE
80.4% more per $
LITE
11.8%
-68.7%
MERC
More free cash flow
LITE
LITE
$11.1M more FCF
LITE
$43.1M
$32.0M
MERC
Faster 2-yr revenue CAGR
LITE
LITE
Annualised
LITE
34.8%
-9.9%
MERC

Income Statement — Q2 FY2026 vs Q4 FY2025

Metric
LITE
LITE
MERC
MERC
Revenue
$665.5M
$449.5M
Net Profit
$78.2M
$-308.7M
Gross Margin
36.1%
Operating Margin
9.7%
-62.0%
Net Margin
11.8%
-68.7%
Revenue YoY
65.5%
-8.0%
Net Profit YoY
228.4%
-1947.7%
EPS (diluted)
$0.89
$-4.61

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
LITE
LITE
MERC
MERC
Q4 25
$665.5M
$449.5M
Q3 25
$533.8M
$458.1M
Q2 25
$480.7M
$453.5M
Q1 25
$425.2M
$507.0M
Q4 24
$402.2M
$488.4M
Q3 24
$336.9M
$502.1M
Q2 24
$308.3M
$499.4M
Q1 24
$366.5M
$553.4M
Net Profit
LITE
LITE
MERC
MERC
Q4 25
$78.2M
$-308.7M
Q3 25
$4.2M
$-80.8M
Q2 25
$213.3M
$-86.1M
Q1 25
$-44.1M
$-22.3M
Q4 24
$-60.9M
$16.7M
Q3 24
$-82.4M
$-17.6M
Q2 24
$-252.5M
$-67.6M
Q1 24
$-127.0M
$-16.7M
Gross Margin
LITE
LITE
MERC
MERC
Q4 25
36.1%
Q3 25
34.0%
Q2 25
33.3%
Q1 25
28.8%
Q4 24
24.8%
Q3 24
23.1%
Q2 24
16.6%
Q1 24
16.2%
Operating Margin
LITE
LITE
MERC
MERC
Q4 25
9.7%
-62.0%
Q3 25
1.3%
-14.8%
Q2 25
-1.7%
-12.9%
Q1 25
-8.9%
1.3%
Q4 24
-12.8%
10.3%
Q3 24
-24.5%
1.8%
Q2 24
-43.3%
-8.8%
Q1 24
-31.3%
-0.1%
Net Margin
LITE
LITE
MERC
MERC
Q4 25
11.8%
-68.7%
Q3 25
0.8%
-17.6%
Q2 25
44.4%
-19.0%
Q1 25
-10.4%
-4.4%
Q4 24
-15.1%
3.4%
Q3 24
-24.5%
-3.5%
Q2 24
-81.9%
-13.5%
Q1 24
-34.7%
-3.0%
EPS (diluted)
LITE
LITE
MERC
MERC
Q4 25
$0.89
$-4.61
Q3 25
$0.05
$-1.21
Q2 25
$3.10
$-1.29
Q1 25
$-0.64
$-0.33
Q4 24
$-0.88
$0.25
Q3 24
$-1.21
$-0.26
Q2 24
$-3.75
$-1.01
Q1 24
$-1.88
$-0.25

Balance Sheet & Financial Strength

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

Metric
LITE
LITE
MERC
MERC
Cash + ST InvestmentsLiquidity on hand
$1.2B
$186.8M
Total DebtLower is stronger
$1.6B
Stockholders' EquityBook value
$846.6M
$68.1M
Total Assets
$4.8B
$2.0B
Debt / EquityLower = less leverage
23.58×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
LITE
LITE
MERC
MERC
Q4 25
$1.2B
$186.8M
Q3 25
$1.1B
$98.1M
Q2 25
$877.1M
$146.5M
Q1 25
$866.7M
$181.5M
Q4 24
$896.7M
$184.9M
Q3 24
$916.1M
$239.0M
Q2 24
$887.0M
$263.2M
Q1 24
$870.9M
$274.3M
Total Debt
LITE
LITE
MERC
MERC
Q4 25
$1.6B
Q3 25
$1.5B
Q2 25
$1.5B
Q1 25
$1.5B
Q4 24
$1.5B
Q3 24
$1.6B
Q2 24
$1.6B
Q1 24
$1.6B
Stockholders' Equity
LITE
LITE
MERC
MERC
Q4 25
$846.6M
$68.1M
Q3 25
$780.8M
$359.5M
Q2 25
$1.1B
$446.5M
Q1 25
$879.5M
$437.4M
Q4 24
$872.3M
$429.8M
Q3 24
$895.9M
$516.8M
Q2 24
$957.3M
$487.7M
Q1 24
$1.2B
$573.6M
Total Assets
LITE
LITE
MERC
MERC
Q4 25
$4.8B
$2.0B
Q3 25
$4.6B
$2.3B
Q2 25
$4.2B
$2.4B
Q1 25
$4.0B
$2.3B
Q4 24
$4.0B
$2.3B
Q3 24
$4.0B
$2.5B
Q2 24
$3.9B
$2.5B
Q1 24
$4.2B
$2.6B
Debt / Equity
LITE
LITE
MERC
MERC
Q4 25
23.58×
Q3 25
4.30×
Q2 25
3.42×
Q1 25
3.44×
Q4 24
3.43×
Q3 24
3.09×
Q2 24
3.22×
Q1 24
2.82×

Cash Flow & Capital Efficiency

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

Metric
LITE
LITE
MERC
MERC
Operating Cash FlowLast quarter
$126.7M
$46.2M
Free Cash FlowOCF − Capex
$43.1M
$32.0M
FCF MarginFCF / Revenue
6.5%
7.1%
Capex IntensityCapex / Revenue
12.6%
3.1%
Cash ConversionOCF / Net Profit
1.62×
TTM Free Cash FlowTrailing 4 quarters
$-29.5M
$-80.0M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
LITE
LITE
MERC
MERC
Q4 25
$126.7M
$46.2M
Q3 25
$57.9M
$-30.1M
Q2 25
$64.0M
$-4.5M
Q1 25
$-1.6M
$-3.0M
Q4 24
$24.3M
$71.2M
Q3 24
$39.6M
$-13.9M
Q2 24
$35.5M
$62.2M
Q1 24
$-7.0M
$-29.2M
Free Cash Flow
LITE
LITE
MERC
MERC
Q4 25
$43.1M
$32.0M
Q3 25
$-18.3M
$-60.1M
Q2 25
$10.1M
$-28.9M
Q1 25
$-64.4M
$-23.1M
Q4 24
$-15.9M
$50.4M
Q3 24
$-34.5M
$-41.2M
Q2 24
$10.9M
$44.3M
Q1 24
$-26.6M
$-47.7M
FCF Margin
LITE
LITE
MERC
MERC
Q4 25
6.5%
7.1%
Q3 25
-3.4%
-13.1%
Q2 25
2.1%
-6.4%
Q1 25
-15.1%
-4.6%
Q4 24
-4.0%
10.3%
Q3 24
-10.2%
-8.2%
Q2 24
3.5%
8.9%
Q1 24
-7.3%
-8.6%
Capex Intensity
LITE
LITE
MERC
MERC
Q4 25
12.6%
3.1%
Q3 25
14.3%
6.6%
Q2 25
11.2%
5.4%
Q1 25
14.8%
4.0%
Q4 24
10.0%
4.2%
Q3 24
22.0%
5.4%
Q2 24
8.0%
3.6%
Q1 24
5.3%
3.3%
Cash Conversion
LITE
LITE
MERC
MERC
Q4 25
1.62×
Q3 25
13.79×
Q2 25
0.30×
Q1 25
Q4 24
4.26×
Q3 24
Q2 24
Q1 24

Financial Flow Comparison

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

Revenue Breakdown by Segment

LITE
LITE

Components$443.7M67%
Systems$221.8M33%

MERC
MERC

Other$215.3M48%
Solid Wood$110.2M25%
Lumber$54.9M12%
Pallets$23.7M5%
Energyandchemicals$18.7M4%
Manufactured Products$14.1M3%
Biofuels$10.0M2%
Wood Residuals$2.6M1%

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