Which has the lower trailing P/E, ALTO or HDSN?

ALTO has the lower trailing P/E: ALTO trades at 5.62 and HDSN at 27.22. P/E is one valuation measure and does not by itself establish which business is cheaper.

Which has grown faster, ALTO or HDSN?

Over the past five years, HDSN grew revenue faster — ALTO at a 1.16% CAGR versus HDSN at 10.23%.

Is ALTO or HDSN more profitable?

ALTO runs the higher net margin — ALTO at 5.48% versus HDSN at 3.51%.

How have ALTO and HDSN total returns compared?

Over the past 10 years, ALTO delivered -6.03% and HDSN delivered -1.94% annualized total return. Past performance doesn't predict future results.

Alto Ingredients, Inc. (ALTO) vs Hudson Technologies, Inc. (HDSN)

A side-by-side comparison of Alto Ingredients, Inc. and Hudson Technologies, 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.

ALTO

Alto Ingredients, Inc.

$293M

$3.78Basic MaterialsDelayed quote: Oct 6, 2026, 12:55 PM EDT

HDSN

Hudson Technologies, Inc.

$227M

$5.39Basic MaterialsDelayed quote: Oct 6, 2026, 12:55 PM EDT

Total return — ALTO vs HDSN

growth of $100 · dividends reinvested · last 10y

ALTO -46.3% (-6.0%/yr)HDSN -18.4% (-2.0%/yr)HDSN compounded faster over this window

ALTO HDSN

ALTO vs HDSN: by the numbers

•ALTO is the larger company ($293M vs $227M market cap).
•ALTO trades at the lower trailing earnings multiple (5.62 vs 27.22 P/E), one valuation lens rather than an overall verdict.
•ALTO converts more revenue to profit (5.48% vs 3.51% net margin).
•HDSN grew revenue faster over the past five years (10.23% vs 1.16% CAGR).

Metrics side by side

Valuation

Metric	ALTO	HDSN
P/E ratio	5.62	27.22
Forward P/E	10.02	29.11
P/S ratio	0.31	0.88
P/B ratio	1.13	0.93
EV / EBITDA	5.69	11.41
FCF yield	17.07%	N/A

Profitability

Metric	ALTO	HDSN
Gross margin	5.62%	23.26%
Operating margin	3.85%	4.52%
Net margin	5.48%	3.51%
ROE	19.88%	3.71%
ROIC	10.48%	2.79%

Growth (annualized)

Metric	ALTO	HDSN
Revenue CAGR (5Y)	1.16%	10.23%
FCF CAGR (5Y)	-33.22%	N/A
Total return CAGR (5Y)	-5.77%	9.34%

Frequently asked

Which has the lower trailing P/E, ALTO or HDSN?: ALTO has the lower trailing P/E: ALTO trades at 5.62 and HDSN at 27.22. P/E is one valuation measure and does not by itself establish which business is cheaper.
Which has grown faster, ALTO or HDSN?: Over the past five years, HDSN grew revenue faster — ALTO at a 1.16% CAGR versus HDSN at 10.23%.
Is ALTO or HDSN more profitable?: ALTO runs the higher net margin — ALTO at 5.48% versus HDSN at 3.51%.
How have ALTO and HDSN total returns compared?: Over the past 10 years, ALTO delivered -6.03% and HDSN delivered -1.94% annualized total return. Past performance doesn't predict future results.

Go deeper

Full ALTO analysis Full HDSN analysis Interactive comparison tool

Dig into the metrics

Alto Ingredients P/E ratio Hudson Technologies P/E ratio Alto Ingredients ROE Hudson Technologies ROE Alto Ingredients operating margin Hudson Technologies operating margin Alto Ingredients revenue growth Hudson Technologies revenue growth Alto Ingredients free cash flow Hudson Technologies free cash flow

Alto Ingredients & Hudson Technologies appear in these rankings

Highest FCF Yield Stocks Lowest P/E Ratio 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 October 6, 2026.