COST vs PFE: Which Is the Better Buy?
Side-by-side comparison of Costco Wholesale Corporation and Pfizer Inc. — fair value, conviction, valuation metrics, and QuantHub research signals.
Updated 2026-09-25.
Costco Wholesale Corporation · Consumer Defensive
$896.48
+24.7% upside to fair value
Med Conviction
Grade B
High Quality
VS
Pfizer Inc. · Healthcare
$27.64
+12.0% upside to fair value
Med Conviction
Grade B
QuantHub Verdict
COST has more upside to fair value
(+24.7%).
These are model outputs — not personalized investment advice.
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Valuation & Fundamentals
| Metric |
COST |
PFE |
| Current Price |
$896.48 |
$27.64 |
| Fair Value Estimate |
$1,117.50 |
$30.94 |
| Upside to Fair Value |
+24.7%
|
+12.0%
|
| Market Cap |
$397.6B |
$157.5B |
| Forward P/E |
—
|
—
|
| EV / EBITDA |
32.7x
|
17.4x
|
| Price / Sales |
1.3x
|
2.5x
|
| Price / FCF |
42.4x
|
14.3x
|
| Revenue Growth YoY |
+11.1%
|
+2.6%
|
| Gross Margin |
17.5%
|
71.3%
|
| Operating Margin |
3.9%
|
25.1%
|
| Return on Equity |
28.0%
|
4.9%
|
| Dividend Yield |
0.62% |
6.22% |
| FCF Yield |
2.36%
|
6.97%
|
| Analyst Consensus |
Strong Buy
|
Hold
|
Investment Thesis
Costco Wholesale Corporation operates a global network of membership-based warehouse clubs, selling branded and private-label merchandise across the United States, Canada, Mexico, Japan, the United Kingdom, South Korea, Taiwan, Australia, Spain, France, Iceland, and China, supplemented by pharmacies, optical centers, food courts, hearing aid centers, tire installation, 636 gas stations, and e-com…
Pfizer is a global biopharmaceutical leader with a portfolio spanning cardiovascular, oncology, vaccines, immunology, and rare disease, anchored by Eliquis, the Prevnar family, Vyndaqel, Ibrance, Xtandi, Comirnaty, and Paxlovid, and supported by roughly 75,000 employees and a contract manufacturing division. Business quality is medium rather than high: TTM gross margin of 71.3% and TTM operating …
Accumulation Zones
| Metric |
COST |
PFE |
| Zone Low |
$838.12 |
$23.21 |
| Zone High |
$949.88 |
$26.30 |
| In Buy Zone? |
Yes
|
No
|