vs

Side-by-side financial comparison of Biogen (BIIB) and SEALED AIR CORP (SEE). Click either name above to swap in a different company.

Biogen is the larger business by last-quarter revenue ($2.5B vs $1.4B, roughly 1.8× SEALED AIR CORP). Biogen runs the higher net margin — 12.9% vs 3.1%, a 9.8% gap on every dollar of revenue. On growth, SEALED AIR CORP posted the faster year-over-year revenue change (2.6% vs 2.0%). Biogen produced more free cash flow last quarter ($594.3M vs $257.7M). Over the past eight quarters, SEALED AIR CORP's revenue compounded faster (2.7% CAGR vs 0.3%).

Biogen Inc. is an American multinational biotechnology company based in Cambridge, Massachusetts, United States specializing in the treatment of neurological diseases. The company's primary products are dimethyl fumarate (Tecfidera), diroximel fumarate (Vumerity), interferon beta-1a (AVONEX), peginterferon beta-1a (Plegridy), and natalizumab (Tysabri), all for the treatment of multiple sclerosis ; nusinersen (Spinraza) for the treatment of spinal muscular atrophy ; omaveloxolone (Skyclarys) for ...

Sealed Air Corporation is a global provider of innovative packaging and protective solutions. Its core offerings include cushioning materials, food safety and preservation packaging, and sustainable waste-reducing packaging systems, serving retail, e-commerce, food and beverage, and industrial manufacturing markets worldwide.

BIIB vs SEE — Head-to-Head

Bigger by revenue
BIIB
BIIB
1.8× larger
BIIB
$2.5B
$1.4B
SEE
Growing faster (revenue YoY)
SEE
SEE
+0.6% gap
SEE
2.6%
2.0%
BIIB
Higher net margin
BIIB
BIIB
9.8% more per $
BIIB
12.9%
3.1%
SEE
More free cash flow
BIIB
BIIB
$336.6M more FCF
BIIB
$594.3M
$257.7M
SEE
Faster 2-yr revenue CAGR
SEE
SEE
Annualised
SEE
2.7%
0.3%
BIIB

Income Statement — Q1 FY2026 vs Q4 FY2025

Metric
BIIB
BIIB
SEE
SEE
Revenue
$2.5B
$1.4B
Net Profit
$319.5M
$43.8M
Gross Margin
28.6%
Operating Margin
11.4%
Net Margin
12.9%
3.1%
Revenue YoY
2.0%
2.6%
Net Profit YoY
32.8%
700.0%
EPS (diluted)
$2.15
$0.30

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
BIIB
BIIB
SEE
SEE
Q1 26
$2.5B
Q4 25
$2.3B
$1.4B
Q3 25
$2.5B
$1.3B
Q2 25
$2.6B
$1.3B
Q1 25
$2.4B
$1.3B
Q4 24
$2.5B
$1.4B
Q3 24
$2.5B
$1.3B
Q2 24
$2.5B
$1.3B
Net Profit
BIIB
BIIB
SEE
SEE
Q1 26
$319.5M
Q4 25
$-48.9M
$43.8M
Q3 25
$466.5M
$255.1M
Q2 25
$634.8M
$93.1M
Q1 25
$240.5M
$113.5M
Q4 24
$266.7M
$-7.3M
Q3 24
$388.5M
$91.7M
Q2 24
$583.6M
$98.3M
Gross Margin
BIIB
BIIB
SEE
SEE
Q1 26
Q4 25
78.3%
28.6%
Q3 25
73.4%
29.8%
Q2 25
77.1%
30.7%
Q1 25
74.1%
30.9%
Q4 24
76.2%
30.0%
Q3 24
74.1%
30.1%
Q2 24
77.8%
31.2%
Operating Margin
BIIB
BIIB
SEE
SEE
Q1 26
Q4 25
-2.5%
11.4%
Q3 25
22.0%
13.8%
Q2 25
28.1%
15.0%
Q1 25
12.8%
14.5%
Q4 24
11.9%
11.7%
Q3 24
18.3%
13.9%
Q2 24
28.3%
15.4%
Net Margin
BIIB
BIIB
SEE
SEE
Q1 26
12.9%
Q4 25
-2.1%
3.1%
Q3 25
18.4%
19.0%
Q2 25
24.0%
7.0%
Q1 25
9.9%
9.0%
Q4 24
10.9%
-0.5%
Q3 24
15.8%
6.9%
Q2 24
23.7%
7.4%
EPS (diluted)
BIIB
BIIB
SEE
SEE
Q1 26
$2.15
Q4 25
$-0.35
$0.30
Q3 25
$3.17
$1.73
Q2 25
$4.33
$0.63
Q1 25
$1.64
$0.77
Q4 24
$1.82
$-0.05
Q3 24
$2.66
$0.63
Q2 24
$4.00
$0.67

Balance Sheet & Financial Strength

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

Metric
BIIB
BIIB
SEE
SEE
Cash + ST InvestmentsLiquidity on hand
$3.4B
$344.0M
Total DebtLower is stronger
$3.3B
Stockholders' EquityBook value
$18.7B
$1.2B
Total Assets
$29.5B
$7.0B
Debt / EquityLower = less leverage
2.65×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
BIIB
BIIB
SEE
SEE
Q1 26
$3.4B
Q4 25
$344.0M
Q3 25
$282.5M
Q2 25
$354.4M
Q1 25
$335.2M
Q4 24
$371.8M
Q3 24
$386.0M
Q2 24
$388.6M
Total Debt
BIIB
BIIB
SEE
SEE
Q1 26
Q4 25
$6.3B
$3.3B
Q3 25
$6.3B
$4.0B
Q2 25
$6.3B
$4.0B
Q1 25
$4.5B
$4.2B
Q4 24
$6.3B
$4.2B
Q3 24
$4.5B
$4.3B
Q2 24
$6.3B
$4.4B
Stockholders' Equity
BIIB
BIIB
SEE
SEE
Q1 26
$18.7B
Q4 25
$18.3B
$1.2B
Q3 25
$18.2B
$1.2B
Q2 25
$17.6B
$953.1M
Q1 25
$17.0B
$797.9M
Q4 24
$16.7B
$624.5M
Q3 24
$16.4B
$771.2M
Q2 24
$15.9B
$650.1M
Total Assets
BIIB
BIIB
SEE
SEE
Q1 26
$29.5B
Q4 25
$29.4B
$7.0B
Q3 25
$29.2B
$7.1B
Q2 25
$28.3B
$7.2B
Q1 25
$28.0B
$7.0B
Q4 24
$28.0B
$7.0B
Q3 24
$28.3B
$7.3B
Q2 24
$26.8B
$7.3B
Debt / Equity
BIIB
BIIB
SEE
SEE
Q1 26
Q4 25
0.34×
2.65×
Q3 25
0.35×
3.34×
Q2 25
0.36×
4.18×
Q1 25
0.27×
5.26×
Q4 24
0.38×
6.72×
Q3 24
0.28×
5.62×
Q2 24
0.40×
6.81×

Cash Flow & Capital Efficiency

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

Metric
BIIB
BIIB
SEE
SEE
Operating Cash FlowLast quarter
$293.6M
Free Cash FlowOCF − Capex
$594.3M
$257.7M
FCF MarginFCF / Revenue
24.0%
18.5%
Capex IntensityCapex / Revenue
2.6%
Cash ConversionOCF / Net Profit
6.70×
TTM Free Cash FlowTrailing 4 quarters
$2.4B
$458.5M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
BIIB
BIIB
SEE
SEE
Q1 26
Q4 25
$511.9M
$293.6M
Q3 25
$1.3B
$165.9M
Q2 25
$160.9M
$136.6M
Q1 25
$259.3M
$31.9M
Q4 24
$760.9M
$244.2M
Q3 24
$935.6M
$170.5M
Q2 24
$625.8M
$188.2M
Free Cash Flow
BIIB
BIIB
SEE
SEE
Q1 26
$594.3M
Q4 25
$468.0M
$257.7M
Q3 25
$1.2B
$119.6M
Q2 25
$134.3M
$93.2M
Q1 25
$222.2M
$-12.0M
Q4 24
$721.6M
$185.1M
Q3 24
$900.6M
$115.2M
Q2 24
$592.3M
$129.5M
FCF Margin
BIIB
BIIB
SEE
SEE
Q1 26
24.0%
Q4 25
20.5%
18.5%
Q3 25
48.4%
8.9%
Q2 25
5.1%
7.0%
Q1 25
9.1%
-0.9%
Q4 24
29.4%
13.6%
Q3 24
36.5%
8.6%
Q2 24
24.0%
9.7%
Capex Intensity
BIIB
BIIB
SEE
SEE
Q1 26
Q4 25
1.9%
2.6%
Q3 25
1.8%
3.4%
Q2 25
1.0%
3.3%
Q1 25
1.5%
3.5%
Q4 24
1.6%
4.4%
Q3 24
1.4%
4.1%
Q2 24
1.4%
4.4%
Cash Conversion
BIIB
BIIB
SEE
SEE
Q1 26
Q4 25
6.70×
Q3 25
2.73×
0.65×
Q2 25
0.25×
1.47×
Q1 25
1.08×
0.28×
Q4 24
2.85×
Q3 24
2.41×
1.86×
Q2 24
1.07×
1.91×

Financial Flow Comparison

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

Revenue Breakdown by Segment

BIIB
BIIB

Product revenue, net$1.8B71%
Royalty revenue on sales of OCREVUS$317.2M13%
Contract manufacturing, royalty and other revenue$246.9M10%
Biogen's share of pre-tax profits in the U.S. for RITUXAN, GAZYVA and LUNSUMIO$94.7M4%
Alzheimer's collaboration Revenue$59.5M2%
Other revenue from anti-CD20 therapeutic programs$7.2M0%

SEE
SEE

Protective Segment$1.1B78%
Other$292.0M21%
Pension Plans Defined Benefit$7.9M1%

Related Comparisons