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Side-by-side financial comparison of Biogen (BIIB) and Illinois Tool Works (ITW). Click either name above to swap in a different company.

Illinois Tool Works is the larger business by last-quarter revenue ($4.1B vs $2.3B, roughly 1.8× Biogen). Illinois Tool Works runs the higher net margin — 19.3% vs -2.1%, a 21.4% gap on every dollar of revenue. On growth, Illinois Tool Works posted the faster year-over-year revenue change (4.1% vs -7.1%). Illinois Tool Works produced more free cash flow last quarter ($858.0M vs $468.0M). Over the past eight quarters, Illinois Tool Works's revenue compounded faster (1.5% CAGR vs -0.2%).

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 ...

Illinois Tool Works Inc. (ITW) is an American Fortune 500 company that produces engineered fasteners and components, equipment and consumable systems, and specialty products. It was founded in 1912 by Byron L. Smith and has built its growth on a "small-wins strategy" based on decentralization, simplicity, customer-focused innovation, and acquisitions.

BIIB vs ITW — Head-to-Head

Bigger by revenue
ITW
ITW
1.8× larger
ITW
$4.1B
$2.3B
BIIB
Growing faster (revenue YoY)
ITW
ITW
+11.2% gap
ITW
4.1%
-7.1%
BIIB
Higher net margin
ITW
ITW
21.4% more per $
ITW
19.3%
-2.1%
BIIB
More free cash flow
ITW
ITW
$390.0M more FCF
ITW
$858.0M
$468.0M
BIIB
Faster 2-yr revenue CAGR
ITW
ITW
Annualised
ITW
1.5%
-0.2%
BIIB

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
BIIB
BIIB
ITW
ITW
Revenue
$2.3B
$4.1B
Net Profit
$-48.9M
$790.0M
Gross Margin
78.3%
53.0%
Operating Margin
-2.5%
26.5%
Net Margin
-2.1%
19.3%
Revenue YoY
-7.1%
4.1%
Net Profit YoY
-118.3%
5.3%
EPS (diluted)
$-0.35
$2.72

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
ITW
ITW
Q4 25
$2.3B
$4.1B
Q3 25
$2.5B
$4.1B
Q2 25
$2.6B
$4.1B
Q1 25
$2.4B
$3.8B
Q4 24
$2.5B
$3.9B
Q3 24
$2.5B
$4.0B
Q2 24
$2.5B
$4.0B
Q1 24
$2.3B
$4.0B
Net Profit
BIIB
BIIB
ITW
ITW
Q4 25
$-48.9M
$790.0M
Q3 25
$466.5M
$821.0M
Q2 25
$634.8M
$755.0M
Q1 25
$240.5M
$700.0M
Q4 24
$266.7M
$750.0M
Q3 24
$388.5M
$1.2B
Q2 24
$583.6M
$759.0M
Q1 24
$393.4M
$819.0M
Gross Margin
BIIB
BIIB
ITW
ITW
Q4 25
78.3%
53.0%
Q3 25
73.4%
53.2%
Q2 25
77.1%
52.8%
Q1 25
74.1%
52.6%
Q4 24
76.2%
52.1%
Q3 24
74.1%
52.5%
Q2 24
77.8%
52.3%
Q1 24
76.3%
51.7%
Operating Margin
BIIB
BIIB
ITW
ITW
Q4 25
-2.5%
26.5%
Q3 25
22.0%
27.4%
Q2 25
28.1%
26.4%
Q1 25
12.8%
24.8%
Q4 24
11.9%
26.2%
Q3 24
18.3%
26.5%
Q2 24
28.3%
26.2%
Q1 24
20.3%
28.4%
Net Margin
BIIB
BIIB
ITW
ITW
Q4 25
-2.1%
19.3%
Q3 25
18.4%
20.2%
Q2 25
24.0%
18.6%
Q1 25
9.9%
18.2%
Q4 24
10.9%
19.1%
Q3 24
15.8%
29.2%
Q2 24
23.7%
18.8%
Q1 24
17.2%
20.6%
EPS (diluted)
BIIB
BIIB
ITW
ITW
Q4 25
$-0.35
$2.72
Q3 25
$3.17
$2.81
Q2 25
$4.33
$2.58
Q1 25
$1.64
$2.38
Q4 24
$1.82
$2.53
Q3 24
$2.66
$3.91
Q2 24
$4.00
$2.54
Q1 24
$2.70
$2.73

Balance Sheet & Financial Strength

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

Metric
BIIB
BIIB
ITW
ITW
Cash + ST InvestmentsLiquidity on hand
$851.0M
Total DebtLower is stronger
$6.3B
$7.7B
Stockholders' EquityBook value
$18.3B
$3.2B
Total Assets
$29.4B
$16.1B
Debt / EquityLower = less leverage
0.34×
2.38×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
BIIB
BIIB
ITW
ITW
Q4 25
$851.0M
Q3 25
$924.0M
Q2 25
$788.0M
Q1 25
$873.0M
Q4 24
$948.0M
Q3 24
$947.0M
Q2 24
$862.0M
Q1 24
$959.0M
Total Debt
BIIB
BIIB
ITW
ITW
Q4 25
$6.3B
$7.7B
Q3 25
$6.3B
Q2 25
$6.3B
Q1 25
$4.5B
Q4 24
$6.3B
$7.1B
Q3 24
$4.5B
Q2 24
$6.3B
Q1 24
$6.3B
Stockholders' Equity
BIIB
BIIB
ITW
ITW
Q4 25
$18.3B
$3.2B
Q3 25
$18.2B
$3.2B
Q2 25
$17.6B
$3.2B
Q1 25
$17.0B
$3.2B
Q4 24
$16.7B
$3.3B
Q3 24
$16.4B
$3.4B
Q2 24
$15.9B
$3.0B
Q1 24
$15.2B
$3.0B
Total Assets
BIIB
BIIB
ITW
ITW
Q4 25
$29.4B
$16.1B
Q3 25
$29.2B
$16.1B
Q2 25
$28.3B
$16.0B
Q1 25
$28.0B
$15.5B
Q4 24
$28.0B
$15.1B
Q3 24
$28.3B
$15.8B
Q2 24
$26.8B
$15.6B
Q1 24
$26.6B
$15.1B
Debt / Equity
BIIB
BIIB
ITW
ITW
Q4 25
0.34×
2.38×
Q3 25
0.35×
Q2 25
0.36×
Q1 25
0.27×
Q4 24
0.38×
2.14×
Q3 24
0.28×
Q2 24
0.40×
Q1 24
0.41×

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
ITW
ITW
Operating Cash FlowLast quarter
$511.9M
$963.0M
Free Cash FlowOCF − Capex
$468.0M
$858.0M
FCF MarginFCF / Revenue
20.5%
21.0%
Capex IntensityCapex / Revenue
1.9%
2.6%
Cash ConversionOCF / Net Profit
1.22×
TTM Free Cash FlowTrailing 4 quarters
$2.1B
$2.7B

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
BIIB
BIIB
ITW
ITW
Q4 25
$511.9M
$963.0M
Q3 25
$1.3B
$1.0B
Q2 25
$160.9M
$550.0M
Q1 25
$259.3M
$592.0M
Q4 24
$760.9M
$1.1B
Q3 24
$935.6M
$891.0M
Q2 24
$625.8M
$687.0M
Q1 24
$553.2M
$589.0M
Free Cash Flow
BIIB
BIIB
ITW
ITW
Q4 25
$468.0M
$858.0M
Q3 25
$1.2B
$904.0M
Q2 25
$134.3M
$449.0M
Q1 25
$222.2M
$496.0M
Q4 24
$721.6M
$996.0M
Q3 24
$900.6M
$783.0M
Q2 24
$592.3M
$571.0M
Q1 24
$507.3M
$494.0M
FCF Margin
BIIB
BIIB
ITW
ITW
Q4 25
20.5%
21.0%
Q3 25
48.4%
22.3%
Q2 25
5.1%
11.1%
Q1 25
9.1%
12.9%
Q4 24
29.4%
25.3%
Q3 24
36.5%
19.7%
Q2 24
24.0%
14.2%
Q1 24
22.1%
12.4%
Capex Intensity
BIIB
BIIB
ITW
ITW
Q4 25
1.9%
2.6%
Q3 25
1.8%
2.9%
Q2 25
1.0%
2.5%
Q1 25
1.5%
2.5%
Q4 24
1.6%
3.0%
Q3 24
1.4%
2.7%
Q2 24
1.4%
2.9%
Q1 24
2.0%
2.4%
Cash Conversion
BIIB
BIIB
ITW
ITW
Q4 25
1.22×
Q3 25
2.73×
1.24×
Q2 25
0.25×
0.73×
Q1 25
1.08×
0.85×
Q4 24
2.85×
1.49×
Q3 24
2.41×
0.77×
Q2 24
1.07×
0.91×
Q1 24
1.41×
0.72×

Financial Flow Comparison

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

Revenue Breakdown by Segment

BIIB
BIIB

Products$1.7B73%
Tysabri Product$244.5M11%
AVONEX$119.2M5%
SKYCLARYS$88.9M4%
Alzheimers Collaboration$47.1M2%
IMRALDI$43.5M2%
TECFIDERA$36.9M2%
PLEGRIDY$24.7M1%
QALSODY$7.8M0%
BYOOVIZ$4.3M0%

ITW
ITW

Segment breakdown not available.

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