Hennessy Advisors, Inc. (HNNA) vs ZeroStack Corp. (ZSTK)

A side-by-side comparison of Hennessy Advisors, Inc. and ZeroStack Corp. 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.

Compare

Total return — HNNA vs ZSTK

growth of $100 · dividends reinvested · last 5y
HNNA +55.1% (+9.2%/yr)ZSTK -99.9% (-73.6%/yr)HNNA compounded faster over this window
Log scale — wide-divergence pair
001101001kStart $10020222023202420252026$155$0
HNNA ZSTK

HNNA vs ZSTK: by the numbers

  • •ZSTK is the larger company ($83M vs $82M market cap).
  • •HNNA is profitable (24.78% net margin) while ZSTK runs a net loss (-444.23%).
  • •ZSTK grew revenue faster over the past five years (78.28% vs 1.07% CAGR).
  • •HNNA pays a dividend (5.73% yield), while ZSTK has no payments in the available dividend history.

Metrics side by side

Valuation

MetricHNNAZSTK
P/E ratio9.94N/A
Forward P/E4.85N/A
PEG ratio2.70N/A
P/S ratio2.452.08
P/B ratio0.816.01

Profitability

MetricHNNAZSTK
Gross margin76.85%-9.78%
Operating margin33.42%-27.47%
Net margin24.78%-444.23%
ROE8.17%-1287.00%

Dividends

MetricHNNAZSTK
Dividend yield5.73%N/A
Payout ratio56.49%N/A

Growth (annualized)

MetricHNNAZSTK
Revenue CAGR (5Y)1.07%78.28%
EPS CAGR (5Y)3.65%N/A
Total return CAGR (5Y)6.70%-74.10%

Frequently asked

Which has grown faster, HNNA or ZSTK?
Over the past five years, ZSTK grew revenue faster — HNNA at a 1.07% CAGR versus ZSTK at 78.28%.
Does HNNA or ZSTK pay a bigger dividend?
HNNA pays a dividend (5.73% yield), while ZSTK has no payments in the available dividend history.
Is HNNA or ZSTK more profitable?
HNNA runs the higher net margin — HNNA at 24.78% versus ZSTK at -444.23%.
How have HNNA and ZSTK total returns compared?
Over the past 5 years, HNNA delivered 6.70% and ZSTK delivered -74.10% annualized total return. Past performance doesn't predict future results.

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.