How have PULM and XBIO total returns compared?

Over the past 10 years, PULM delivered -41.91% and XBIO delivered -41.64% annualized total return. Past performance doesn't predict future results.

Pulmatrix, Inc. (PULM) vs Xenetic Biosciences, Inc. (XBIO)

A side-by-side comparison of Pulmatrix, Inc. and Xenetic Biosciences, 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.

PULM

Pulmatrix, Inc.

$5M

$1.43HealthcareDelayed quote: Oct 6, 2026, 3:39 PM EDT

XBIO

Xenetic Biosciences, Inc.

$5M

$2.19HealthcareDelayed quote: Oct 6, 2026, 3:34 PM EDT

Total return — PULM vs XBIO

growth of $100 · dividends reinvested · last 10y

PULM -99.5% (-41.7%/yr)XBIO -99.6% (-42.4%/yr)PULM compounded faster over this window

PULM XBIO

PULM vs XBIO: by the numbers

•PULM is the larger company ($5M vs $5M market cap).
•Both run net losses; PULM's is the smaller (0.00% vs -75.90% net margin).

Metrics side by side

Valuation

Metric	PULM	XBIO
P/S ratio	N/A	1.54
P/B ratio	3.28	0.83

Profitability

Metric	PULM	XBIO
Gross margin	0.00%	100.00%
Operating margin	0.00%	-95.23%
Net margin	0.00%	-75.90%
ROE	-156.94%	-40.76%
ROIC	-160.81%	-43.50%

Growth (annualized)

Metric	PULM	XBIO
Revenue CAGR (5Y)	N/A	34.31%
Total return CAGR (5Y)	-37.13%	-34.54%

Frequently asked

How have PULM and XBIO total returns compared?: Over the past 10 years, PULM delivered -41.91% and XBIO delivered -41.64% annualized total return. Past performance doesn't predict future results.

Go deeper

Full PULM analysis Full XBIO analysis Interactive comparison tool

Dig into the metrics

Pulmatrix ROE Xenetic Biosciences ROE Pulmatrix operating margin Xenetic Biosciences operating margin Pulmatrix revenue growth Xenetic Biosciences revenue growth Pulmatrix free cash flow Xenetic Biosciences free cash flow

Pulmatrix & Xenetic Biosciences appear in these rankings

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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.