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

ATI INC is the larger business by last-quarter revenue ($1.2B vs $622.2M, roughly 1.9× SEI INVESTMENTS CO). SEI INVESTMENTS CO runs the higher net margin — 28.0% vs 10.3%, a 17.8% gap on every dollar of revenue. On growth, SEI INVESTMENTS CO posted the faster year-over-year revenue change (13.0% vs 0.6%). Over the past eight quarters, SEI INVESTMENTS CO's revenue compounded faster (9.5% CAGR vs 2.5%).

ATI Technologies Inc. was a Canadian semiconductor technology corporation based in Markham, Ontario, that specialized in the development of graphics processing units and chipsets. Founded in 1985, the company listed publicly in 1993 and was acquired by AMD in 2006. As a major fabless semiconductor company, ATI conducted research and development in-house and outsourced the manufacturing and assembly of its products. With the decline and eventual bankruptcy of 3dfx in 2000, ATI and its chief ri...

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...

ATI vs SEIC — Head-to-Head

Bigger by revenue
ATI
ATI
1.9× larger
ATI
$1.2B
$622.2M
SEIC
Growing faster (revenue YoY)
SEIC
SEIC
+12.4% gap
SEIC
13.0%
0.6%
ATI
Higher net margin
SEIC
SEIC
17.8% more per $
SEIC
28.0%
10.3%
ATI
Faster 2-yr revenue CAGR
SEIC
SEIC
Annualised
SEIC
9.5%
2.5%
ATI

Income Statement — Q1 FY2026 vs Q1 FY2026

Metric
ATI
ATI
SEIC
SEIC
Revenue
$1.2B
$622.2M
Net Profit
$118.2M
$174.5M
Gross Margin
22.8%
Operating Margin
14.2%
30.5%
Net Margin
10.3%
28.0%
Revenue YoY
0.6%
13.0%
Net Profit YoY
21.9%
15.0%
EPS (diluted)
$0.85
$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
ATI
ATI
SEIC
SEIC
Q1 26
$1.2B
$622.2M
Q4 25
$1.2B
$607.9M
Q3 25
$1.1B
$578.5M
Q2 25
$1.1B
$559.6M
Q1 25
$1.1B
$551.3M
Q4 24
$1.2B
$557.2M
Q3 24
$1.1B
$537.4M
Q2 24
$1.1B
$519.0M
Net Profit
ATI
ATI
SEIC
SEIC
Q1 26
$118.2M
$174.5M
Q4 25
$96.6M
$172.5M
Q3 25
$110.0M
$164.2M
Q2 25
$100.7M
$227.1M
Q1 25
$97.0M
$151.5M
Q4 24
$137.1M
$155.8M
Q3 24
$82.7M
$154.9M
Q2 24
$81.9M
$139.1M
Gross Margin
ATI
ATI
SEIC
SEIC
Q1 26
22.8%
Q4 25
23.2%
36.8%
Q3 25
22.7%
35.0%
Q2 25
21.3%
33.8%
Q1 25
20.6%
34.9%
Q4 24
21.2%
33.1%
Q3 24
21.4%
33.8%
Q2 24
20.8%
32.7%
Operating Margin
ATI
ATI
SEIC
SEIC
Q1 26
14.2%
30.5%
Q4 25
14.5%
26.6%
Q3 25
14.4%
27.7%
Q2 25
14.1%
26.6%
Q1 25
12.8%
28.5%
Q4 24
17.8%
26.1%
Q3 24
13.5%
26.8%
Q2 24
13.0%
26.3%
Net Margin
ATI
ATI
SEIC
SEIC
Q1 26
10.3%
28.0%
Q4 25
8.2%
28.4%
Q3 25
9.8%
28.4%
Q2 25
8.8%
40.6%
Q1 25
8.5%
27.5%
Q4 24
11.7%
28.0%
Q3 24
7.9%
28.8%
Q2 24
7.5%
26.8%
EPS (diluted)
ATI
ATI
SEIC
SEIC
Q1 26
$0.85
$1.40
Q4 25
$0.70
$1.38
Q3 25
$0.78
$1.30
Q2 25
$0.70
$1.78
Q1 25
$0.67
$1.17
Q4 24
$0.94
$1.18
Q3 24
$0.57
$1.19
Q2 24
$0.58
$1.05

Balance Sheet & Financial Strength

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

Metric
ATI
ATI
SEIC
SEIC
Cash + ST InvestmentsLiquidity on hand
$401.7M
$363.1M
Total DebtLower is stronger
$1.8B
$32.4M
Stockholders' EquityBook value
$1.9B
$2.5B
Total Assets
$5.2B
$3.3B
Debt / EquityLower = less leverage
0.95×
0.01×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
ATI
ATI
SEIC
SEIC
Q1 26
$401.7M
$363.1M
Q4 25
$416.7M
$399.8M
Q3 25
$372.2M
Q2 25
$319.6M
Q1 25
$475.8M
$710.7M
Q4 24
$721.2M
$839.9M
Q3 24
$406.6M
$901.1M
Q2 24
$425.6M
$768.3M
Total Debt
ATI
ATI
SEIC
SEIC
Q1 26
$1.8B
$32.4M
Q4 25
$1.7B
Q3 25
$1.7B
Q2 25
$1.7B
Q1 25
$1.7B
Q4 24
$1.7B
Q3 24
$1.9B
Q2 24
$1.9B
Stockholders' Equity
ATI
ATI
SEIC
SEIC
Q1 26
$1.9B
$2.5B
Q4 25
$1.8B
$2.4B
Q3 25
$1.7B
$2.4B
Q2 25
$1.7B
$2.3B
Q1 25
$1.9B
$2.3B
Q4 24
$1.9B
$2.3B
Q3 24
$1.8B
$2.4B
Q2 24
$1.4B
$2.2B
Total Assets
ATI
ATI
SEIC
SEIC
Q1 26
$5.2B
$3.3B
Q4 25
$5.1B
Q3 25
$5.0B
Q2 25
$5.0B
$2.6B
Q1 25
$5.2B
$2.6B
Q4 24
$5.2B
$2.7B
Q3 24
$5.1B
$2.7B
Q2 24
$4.9B
$2.5B
Debt / Equity
ATI
ATI
SEIC
SEIC
Q1 26
0.95×
0.01×
Q4 25
0.95×
Q3 25
1.00×
Q2 25
0.98×
Q1 25
0.91×
Q4 24
0.93×
Q3 24
1.04×
Q2 24
1.37×

Financial Flow Comparison

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

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