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

ZTS has the lower trailing P/E: BIIB trades at 22.01 and ZTS at 12.85. 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 6.28%.

Does BIIB or ZTS pay a bigger dividend?

ZTS pays a dividend (2.66% 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 27.79%.

How have BIIB and ZTS total returns compared?

Over the past 10 years, BIIB delivered -3.35% and ZTS delivered 5.39% 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 July 29, 2026. Differences are shown without an overall score or investment verdict.

BIIB

Biogen Inc.

$30.89B

$209.23HealthcareDelayed quote: Jul 29, 2026, 4:00 PM EDT

ZTS

Zoetis Inc.

$32.67B

$77.94HealthcareDelayed quote: Jul 29, 2026, 3:59 PM EDT

Total return — BIIB vs ZTS

growth of $100 · dividends reinvested · last 13y

BIIB +37.1%ZTS +180.7%ZTS compounded faster

BIIB ZTS

BIIB vs ZTS: by the numbers

•ZTS is the larger company ($32.67B vs $30.89B market cap).
•ZTS trades at the lower trailing earnings multiple (12.85 vs 22.01 P/E), one valuation lens rather than an overall verdict.
•ZTS converts more revenue to profit (27.79% vs 8.39% net margin).
•ZTS grew revenue faster over the past five years (6.28% vs -3.19% CAGR).
•ZTS pays a dividend (2.66% yield), while BIIB has no payments in the available dividend history.

Metrics side by side

Valuation

Metric	BIIB	ZTS
P/E ratio	22.01	12.85
Forward P/E	16.28	11.27
P/S ratio	3.10	3.44
P/B ratio	1.64	10.13
PEG ratio	N/A	2.04
EV / EBITDA	13.86	9.86
FCF yield	8.60%	6.52%

Profitability

Metric	BIIB	ZTS
Gross margin	70.47%	70.75%
Operating margin	19.14%	37.57%
Net margin	8.39%	27.79%
ROE	4.48%	81.75%
ROIC	6.62%	21.54%

Dividends

Metric	BIIB	ZTS
Dividend yield	N/A	2.66%
Payout ratio	N/A	34.16%

Growth (annualized)

Metric	BIIB	ZTS
Revenue CAGR (5Y)	-3.19%	6.28%
EPS CAGR (5Y)	-18.67%	11.88%
FCF CAGR (5Y)	-11.63%	4.90%
Total return CAGR (5Y)	-9.26%	-16.61%

Frequently asked

Which has the lower trailing P/E, BIIB or ZTS?: ZTS has the lower trailing P/E: BIIB trades at 22.01 and ZTS at 12.85. 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 6.28%.
Does BIIB or ZTS pay a bigger dividend?: ZTS pays a dividend (2.66% 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 27.79%.
How have BIIB and ZTS total returns compared?: Over the past 10 years, BIIB delivered -3.35% and ZTS delivered 5.39% 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 Biogen dividend yield 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 July 29, 2026.