Which has the lower trailing P/E, BIIB or ZTS?

ZTS has the lower trailing P/E: BIIB trades at 38.43 and ZTS at 12.03. P/E is one valuation measure and does not by itself establish which business is cheaper.

Which has grown faster, BIIB or ZTS?

Over the past five years, ZTS grew revenue faster — BIIB at a -3.19% CAGR versus ZTS at 5.13%.

Does BIIB or ZTS pay a bigger dividend?

ZTS pays a dividend (2.85% yield), while BIIB has no payments in the available dividend history.

Is BIIB or ZTS more profitable?

ZTS runs the higher net margin — BIIB at 8.39% versus ZTS at 27.49%.

How have BIIB and ZTS total returns compared?

Over the past 10 years, BIIB delivered -3.13% and ZTS delivered 4.74% annualized total return. Past performance doesn't predict future results.

Biogen Inc. (BIIB) vs Zoetis Inc. (ZTS)

A side-by-side comparison of Biogen Inc. and Zoetis Inc. across valuation, profitability, dividends, and growth — built entirely from reported fundamentals, as of September 10, 2026. Differences are shown without an overall score or investment verdict.

BIIB

Biogen Inc.

$32.08B

$217.15HealthcareDelayed quote: Sep 11, 2026, 4:00 PM EDT

ZTS

Zoetis Inc.

$30.60B

$73.00HealthcareDelayed quote: Sep 11, 2026, 4:00 PM EDT

Total return — BIIB vs ZTS

growth of $100 · dividends reinvested · last 10y

BIIB -29.3% (-3.4%/yr)ZTS +58.8% (+4.7%/yr)ZTS compounded faster over this window

BIIB ZTS

BIIB vs ZTS: by the numbers

•BIIB is the larger company ($32.08B vs $30.60B market cap).
•ZTS trades at the lower trailing earnings multiple (12.03 vs 38.43 P/E), one valuation lens rather than an overall verdict.
•ZTS converts more revenue to profit (27.49% vs 8.39% net margin).
•ZTS grew revenue faster over the past five years (5.13% vs -3.19% CAGR).
•ZTS pays a dividend (2.85% yield), while BIIB has no payments in the available dividend history.

Metrics side by side

Valuation

Metric	BIIB	ZTS
P/E ratio	38.43	12.03
Forward P/E	17.39	11.67
P/S ratio	3.23	3.22
P/B ratio	1.70	9.72
EV / EBITDA	N/A	9.58
FCF yield	8.40%	7.73%

Profitability

Metric	BIIB	ZTS
Gross margin	67.71%	70.87%
Operating margin	12.79%	37.00%
Net margin	8.39%	27.49%
ROE	4.43%	83.10%
ROIC	4.28%	21.63%

Dividends

Metric	BIIB	ZTS
Dividend yield	N/A	2.85%
Payout ratio	N/A	34.43%

Growth (annualized)

Metric	BIIB	ZTS
Revenue CAGR (5Y)	-3.19%	5.13%
EPS CAGR (5Y)	-18.67%	11.88%
FCF CAGR (5Y)	-11.63%	6.81%
Total return CAGR (5Y)	-6.40%	-17.75%

Frequently asked

Which has the lower trailing P/E, BIIB or ZTS?: ZTS has the lower trailing P/E: BIIB trades at 38.43 and ZTS at 12.03. P/E is one valuation measure and does not by itself establish which business is cheaper.
Which has grown faster, BIIB or ZTS?: Over the past five years, ZTS grew revenue faster — BIIB at a -3.19% CAGR versus ZTS at 5.13%.
Does BIIB or ZTS pay a bigger dividend?: ZTS pays a dividend (2.85% yield), while BIIB has no payments in the available dividend history.
Is BIIB or ZTS more profitable?: ZTS runs the higher net margin — BIIB at 8.39% versus ZTS at 27.49%.
How have BIIB and ZTS total returns compared?: Over the past 10 years, BIIB delivered -3.13% and ZTS delivered 4.74% annualized total return. Past performance doesn't predict future results.

Go deeper

Full BIIB analysis Full ZTS analysis Interactive comparison tool

Dig into the metrics

Biogen P/E ratio Zoetis P/E ratio Zoetis dividend yield Biogen ROE Zoetis ROE Biogen operating margin Zoetis operating margin Biogen revenue growth Zoetis revenue growth Biogen free cash flow Zoetis free cash flow

Biogen & Zoetis appear in these rankings

Highest Dividend Yield Stocks Highest ROE Stocks Highest ROIC Stocks Highest Operating Margin Stocks

Figures are sourced from reported fundamentals and the latest end-of-day price. This comparison is informational only and is not investment advice. Past performance does not predict future results. See our methodology. Compiled by TGMCharts Research · data verified September 10, 2026.