Which has grown faster, OM or SERA?

Over the past five years, SERA grew revenue faster — OM at a 8.28% CAGR versus SERA at 9.73%.

How have OM and SERA total returns compared?

Over the past 5 years, OM delivered -64.47% and SERA delivered -28.91% annualized total return. Past performance doesn't predict future results.

Outset Medical, Inc. (OM) vs Sera Prognostics, Inc. (SERA)

A side-by-side comparison of Outset Medical, Inc. and Sera Prognostics, Inc. across valuation, profitability, dividends, and growth — built entirely from reported fundamentals, as of October 6, 2026. Differences are shown without an overall score or investment verdict.

Outset Medical, Inc.

$76M

$4.11HealthcareDelayed quote: Oct 6, 2026, 12:56 PM EDT

SERA

Sera Prognostics, Inc.

$77M

$2.02HealthcareDelayed quote: Oct 6, 2026, 12:53 PM EDT

Total return — OM vs SERA

growth of $100 · dividends reinvested · last 5y

OM -99.4% (-63.9%/yr)SERA -83.2% (-30.0%/yr)SERA compounded faster over this window

Log scale — wide-divergence pair

OM SERA

OM vs SERA: by the numbers

•SERA is the larger company ($77M vs $76M market cap).
•Both run net losses; OM's is the smaller (-63.06% vs -47475.71% net margin).
•SERA grew revenue faster over the past five years (9.73% vs 8.28% CAGR).

Metrics side by side

Valuation

Metric	OM	SERA
P/S ratio	0.65	1102.08
P/B ratio	0.79	1.30

Profitability

Metric	OM	SERA
Gross margin	41.76%	-102.47%
Operating margin	-56.06%	-45066.67%
Net margin	-63.06%	-47475.71%
ROE	-77.12%	-55.97%
ROIC	-33.27%	-59.79%

Growth (annualized)

Metric	OM	SERA
Revenue CAGR (5Y)	8.28%	9.73%
Total return CAGR (5Y)	-64.47%	-28.91%

Frequently asked

Which has grown faster, OM or SERA?: Over the past five years, SERA grew revenue faster — OM at a 8.28% CAGR versus SERA at 9.73%.
How have OM and SERA total returns compared?: Over the past 5 years, OM delivered -64.47% and SERA delivered -28.91% annualized total return. Past performance doesn't predict future results.

Go deeper

Full OM analysis Full SERA analysis Interactive comparison tool

Dig into the metrics

Outset Medical ROE Sera Prognostics ROE Outset Medical operating margin Sera Prognostics operating margin Outset Medical revenue growth Sera Prognostics revenue growth Outset Medical free cash flow Sera Prognostics free cash flow

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 October 6, 2026.