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

ZTS has the lower trailing P/E: ALNY trades at 40.05 and ZTS at 12.74. P/E is one valuation measure and does not by itself establish which business is cheaper.

Which has grown faster, ALNY or ZTS?

Over the past five years, ALNY grew revenue faster — ALNY at a 47.53% CAGR versus ZTS at 5.13%.

Does ALNY or ZTS pay a bigger dividend?

ZTS pays a dividend (2.66% yield), while ALNY has no payments in the available dividend history.

Is ALNY or ZTS more profitable?

ZTS runs the higher net margin — ALNY at 16.82% versus ZTS at 27.49%.

How have ALNY and ZTS total returns compared?

Over the past 10 years, ALNY delivered 12.84% and ZTS delivered 5.22% annualized total return. Past performance doesn't predict future results.

Alnylam Pharmaceuticals, Inc. (ALNY) vs Zoetis Inc. (ZTS)

A side-by-side comparison of Alnylam Pharmaceuticals, Inc. and Zoetis Inc. across valuation, profitability, dividends, and growth — built entirely from reported fundamentals, as of August 29, 2026. Differences are shown without an overall score or investment verdict.

ALNY

Alnylam Pharmaceuticals, Inc.

$31.73B

$237.10HealthcareAt close: Aug 28, 2026, 4:00 PM ET

ZTS

Zoetis Inc.

$32.42B

$77.34HealthcareAt close: Aug 28, 2026, 4:00 PM ET

Total return — ALNY vs ZTS

growth of $100 · dividends reinvested · last 10y

ALNY +231.3% (+12.7%/yr)ZTS +66.3% (+5.2%/yr)ALNY compounded faster over this window

ALNY ZTS

ALNY vs ZTS: by the numbers

•ZTS is the larger company ($32.42B vs $31.73B market cap).
•ZTS trades at the lower trailing earnings multiple (12.74 vs 40.05 P/E), one valuation lens rather than an overall verdict.
•ZTS converts more revenue to profit (27.49% vs 16.82% net margin).
•ALNY grew revenue faster over the past five years (47.53% vs 5.13% CAGR).
•ZTS pays a dividend (2.66% yield), while ALNY has no payments in the available dividend history.

Metrics side by side

Valuation

Metric	ALNY	ZTS
P/E ratio	40.05	12.74
Forward P/E	36.43	12.37
P/S ratio	6.82	3.39
P/B ratio	24.21	10.26
EV / EBITDA	30.68	10.01
FCF yield	1.66%	7.33%

Profitability

Metric	ALNY	ZTS
Gross margin	79.72%	70.87%
Operating margin	20.81%	37.00%
Net margin	16.82%	27.49%
ROE	59.67%	83.10%
ROIC	24.71%	21.63%

Dividends

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

Growth (annualized)

Metric	ALNY	ZTS
Revenue CAGR (5Y)	47.53%	5.13%
EPS CAGR (5Y)	N/A	11.88%
FCF CAGR (5Y)	N/A	6.81%
Total return CAGR (5Y)	3.06%	-16.68%

Frequently asked

Which has the lower trailing P/E, ALNY or ZTS?: ZTS has the lower trailing P/E: ALNY trades at 40.05 and ZTS at 12.74. P/E is one valuation measure and does not by itself establish which business is cheaper.
Which has grown faster, ALNY or ZTS?: Over the past five years, ALNY grew revenue faster — ALNY at a 47.53% CAGR versus ZTS at 5.13%.
Does ALNY or ZTS pay a bigger dividend?: ZTS pays a dividend (2.66% yield), while ALNY has no payments in the available dividend history.
Is ALNY or ZTS more profitable?: ZTS runs the higher net margin — ALNY at 16.82% versus ZTS at 27.49%.
How have ALNY and ZTS total returns compared?: Over the past 10 years, ALNY delivered 12.84% and ZTS delivered 5.22% annualized total return. Past performance doesn't predict future results.

Go deeper

Full ALNY analysis Full ZTS analysis Interactive comparison tool

Dig into the metrics

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

Alnylam Pharmaceuticals & Zoetis appear in these rankings

Highest Dividend Yield Stocks Fastest Revenue Growth Stocks Highest ROE Stocks Highest ROIC 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 August 29, 2026.