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Side-by-side financial comparison of Lumentum Holdings Inc. (LITE) and SEI INVESTMENTS CO (SEIC). Click either name above to swap in a different company.

Lumentum Holdings Inc. is the larger business by last-quarter revenue ($665.5M vs $622.2M, roughly 1.1× SEI INVESTMENTS CO). SEI INVESTMENTS CO runs the higher net margin — 28.0% vs 11.8%, a 16.3% gap on every dollar of revenue. On growth, Lumentum Holdings Inc. posted the faster year-over-year revenue change (65.5% vs 13.0%). Over the past eight quarters, Lumentum Holdings Inc.'s revenue compounded faster (34.8% CAGR vs 9.5%).

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.

SEI Investments Company, formerly Simulated Environments Inc., is a financial services company headquartered in Oaks, Pennsylvania, United States. SEI provides products and services to institutions, private banks, investment advisors, investment managers, and private clients. Through its subsidiaries and partnerships in which the company has significant interests, SEI manages, advises or administers $1 trillion in hedge funds, private equity, mutual funds and pooled or separately managed asse...

LITE vs SEIC — Head-to-Head

Bigger by revenue
LITE
LITE
1.1× larger
LITE
$665.5M
$622.2M
SEIC
Growing faster (revenue YoY)
LITE
LITE
+52.5% gap
LITE
65.5%
13.0%
SEIC
Higher net margin
SEIC
SEIC
16.3% more per $
SEIC
28.0%
11.8%
LITE
Faster 2-yr revenue CAGR
LITE
LITE
Annualised
LITE
34.8%
9.5%
SEIC

Income Statement — Q2 FY2026 vs Q1 FY2026

Metric
LITE
LITE
SEIC
SEIC
Revenue
$665.5M
$622.2M
Net Profit
$78.2M
$174.5M
Gross Margin
36.1%
Operating Margin
9.7%
30.5%
Net Margin
11.8%
28.0%
Revenue YoY
65.5%
13.0%
Net Profit YoY
228.4%
15.0%
EPS (diluted)
$0.89
$1.40

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
SEIC
SEIC
Q1 26
$622.2M
Q4 25
$665.5M
$607.9M
Q3 25
$533.8M
$578.5M
Q2 25
$480.7M
$559.6M
Q1 25
$425.2M
$551.3M
Q4 24
$402.2M
$557.2M
Q3 24
$336.9M
$537.4M
Q2 24
$308.3M
$519.0M
Net Profit
LITE
LITE
SEIC
SEIC
Q1 26
$174.5M
Q4 25
$78.2M
$172.5M
Q3 25
$4.2M
$164.2M
Q2 25
$213.3M
$227.1M
Q1 25
$-44.1M
$151.5M
Q4 24
$-60.9M
$155.8M
Q3 24
$-82.4M
$154.9M
Q2 24
$-252.5M
$139.1M
Gross Margin
LITE
LITE
SEIC
SEIC
Q1 26
Q4 25
36.1%
36.8%
Q3 25
34.0%
35.0%
Q2 25
33.3%
33.8%
Q1 25
28.8%
34.9%
Q4 24
24.8%
33.1%
Q3 24
23.1%
33.8%
Q2 24
16.6%
32.7%
Operating Margin
LITE
LITE
SEIC
SEIC
Q1 26
30.5%
Q4 25
9.7%
26.6%
Q3 25
1.3%
27.7%
Q2 25
-1.7%
26.6%
Q1 25
-8.9%
28.5%
Q4 24
-12.8%
26.1%
Q3 24
-24.5%
26.8%
Q2 24
-43.3%
26.3%
Net Margin
LITE
LITE
SEIC
SEIC
Q1 26
28.0%
Q4 25
11.8%
28.4%
Q3 25
0.8%
28.4%
Q2 25
44.4%
40.6%
Q1 25
-10.4%
27.5%
Q4 24
-15.1%
28.0%
Q3 24
-24.5%
28.8%
Q2 24
-81.9%
26.8%
EPS (diluted)
LITE
LITE
SEIC
SEIC
Q1 26
$1.40
Q4 25
$0.89
$1.38
Q3 25
$0.05
$1.30
Q2 25
$3.10
$1.78
Q1 25
$-0.64
$1.17
Q4 24
$-0.88
$1.18
Q3 24
$-1.21
$1.19
Q2 24
$-3.75
$1.05

Balance Sheet & Financial Strength

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

Metric
LITE
LITE
SEIC
SEIC
Cash + ST InvestmentsLiquidity on hand
$1.2B
$363.1M
Total DebtLower is stronger
$32.4M
Stockholders' EquityBook value
$846.6M
$2.5B
Total Assets
$4.8B
$3.3B
Debt / EquityLower = less leverage
0.01×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
LITE
LITE
SEIC
SEIC
Q1 26
$363.1M
Q4 25
$1.2B
$399.8M
Q3 25
$1.1B
Q2 25
$877.1M
Q1 25
$866.7M
$710.7M
Q4 24
$896.7M
$839.9M
Q3 24
$916.1M
$901.1M
Q2 24
$887.0M
$768.3M
Total Debt
LITE
LITE
SEIC
SEIC
Q1 26
$32.4M
Q4 25
Q3 25
Q2 25
Q1 25
Q4 24
Q3 24
Q2 24
Stockholders' Equity
LITE
LITE
SEIC
SEIC
Q1 26
$2.5B
Q4 25
$846.6M
$2.4B
Q3 25
$780.8M
$2.4B
Q2 25
$1.1B
$2.3B
Q1 25
$879.5M
$2.3B
Q4 24
$872.3M
$2.3B
Q3 24
$895.9M
$2.4B
Q2 24
$957.3M
$2.2B
Total Assets
LITE
LITE
SEIC
SEIC
Q1 26
$3.3B
Q4 25
$4.8B
Q3 25
$4.6B
Q2 25
$4.2B
$2.6B
Q1 25
$4.0B
$2.6B
Q4 24
$4.0B
$2.7B
Q3 24
$4.0B
$2.7B
Q2 24
$3.9B
$2.5B
Debt / Equity
LITE
LITE
SEIC
SEIC
Q1 26
0.01×
Q4 25
Q3 25
Q2 25
Q1 25
Q4 24
Q3 24
Q2 24

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
SEIC
SEIC
Operating Cash FlowLast quarter
$126.7M
Free Cash FlowOCF − Capex
$43.1M
FCF MarginFCF / Revenue
6.5%
Capex IntensityCapex / Revenue
12.6%
Cash ConversionOCF / Net Profit
1.62×
TTM Free Cash FlowTrailing 4 quarters
$-29.5M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
LITE
LITE
SEIC
SEIC
Q1 26
Q4 25
$126.7M
$126.4M
Q3 25
$57.9M
$238.3M
Q2 25
$64.0M
$96.5M
Q1 25
$-1.6M
$146.5M
Q4 24
$24.3M
$195.3M
Q3 24
$39.6M
$200.0M
Q2 24
$35.5M
$114.7M
Free Cash Flow
LITE
LITE
SEIC
SEIC
Q1 26
Q4 25
$43.1M
$124.8M
Q3 25
$-18.3M
$229.6M
Q2 25
$10.1M
$92.7M
Q1 25
$-64.4M
$137.8M
Q4 24
$-15.9M
$190.2M
Q3 24
$-34.5M
$193.7M
Q2 24
$10.9M
$107.0M
FCF Margin
LITE
LITE
SEIC
SEIC
Q1 26
Q4 25
6.5%
20.5%
Q3 25
-3.4%
39.7%
Q2 25
2.1%
16.6%
Q1 25
-15.1%
25.0%
Q4 24
-4.0%
34.1%
Q3 24
-10.2%
36.0%
Q2 24
3.5%
20.6%
Capex Intensity
LITE
LITE
SEIC
SEIC
Q1 26
Q4 25
12.6%
0.3%
Q3 25
14.3%
1.5%
Q2 25
11.2%
0.7%
Q1 25
14.8%
1.6%
Q4 24
10.0%
0.9%
Q3 24
22.0%
1.2%
Q2 24
8.0%
1.5%
Cash Conversion
LITE
LITE
SEIC
SEIC
Q1 26
Q4 25
1.62×
0.73×
Q3 25
13.79×
1.45×
Q2 25
0.30×
0.43×
Q1 25
0.97×
Q4 24
1.25×
Q3 24
1.29×
Q2 24
0.82×

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%

SEIC
SEIC

Segment breakdown not available.

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