HNNA vs AMG

For growth investors, Hennessy Advisors, Inc.

(HNNA) is the stronger pick with 19. 9% revenue growth year-over-year, versus 19. 8% for Affiliated Managers Group, Inc. (AMG). Hennessy Advisors, Inc. (HNNA) offers the better valuation at 8. 0x trailing P/E, making it the more compelling value choice. Analysts rate Affiliated Managers Group, Inc. (AMG) a "Buy" — based on 12 analyst ratings — the highest consensus in this comparison. The "better buy" depends entirely on your goals: growth investors should weight revenue trajectory, value investors should weight P/E and PEG, and income investors should weight dividend yield and streak.

On trailing P/E, Hennessy Advisors, Inc.

(HNNA) is the cheapest at 8. 0x versus Affiliated Managers Group, Inc. at 13. 1x.

Over the past 5 years, Affiliated Managers Group, Inc.

(AMG) delivered a total return of +71. 7%, compared to +37. 6% for Hennessy Advisors, Inc. (HNNA). Over 10 years, the gap is even starker: AMG returned +86. 2% versus HNNA's -35. 0%. Past returns do not guarantee future results, and the stock with the higher historical return may already have its best growth priced in.

By beta (market sensitivity over 5 years), Hennessy Advisors, Inc.

(HNNA) is the lower-risk stock at 0. 30β versus Affiliated Managers Group, Inc. 's 1. 14β — meaning AMG is approximately 276% more volatile than HNNA relative to the S&P 500. On balance sheet safety, Hennessy Advisors, Inc. (HNNA) carries a lower debt/equity ratio of 41% versus 61% for Affiliated Managers Group, Inc. — giving it more financial flexibility in a downturn.

By revenue growth (latest reported year), Hennessy Advisors, Inc.

(HNNA) is pulling ahead at 19. 9% versus 19. 8% for Affiliated Managers Group, Inc. (AMG). On earnings-per-share growth, the picture is similar: Affiliated Managers Group, Inc. grew EPS 50. 3% year-over-year, compared to 38. 0% for Hennessy Advisors, Inc.. Higher growth typically commands a higher valuation multiple — check whether the premium P/E or P/S is justified by the growth rate using the PEG ratio.

Affiliated Managers Group, Inc.

(AMG) is the more profitable company, earning 29. 3% net margin versus 28. 0% for Hennessy Advisors, Inc. — meaning it keeps 29. 3% of every revenue dollar as bottom-line profit. Operating margin tells a similar story: HNNA leads at 37. 0% versus 31. 8% for AMG. At the gross margin level — before operating expenses — AMG leads at 86. 0%, reflecting greater pricing power or product mix advantage. Stronger margins indicate durable pricing power, lower cost of revenue, or higher mix of software/services. They are one of the clearest signs of business quality.

In this comparison, HNNA (5.

3% yield) pays a dividend. AMG does not pay a meaningful dividend and should not be held primarily for income.

For long-horizon retirement investors, Hennessy Advisors, Inc.

(HNNA) is the stronger choice — it scores higher on the combination of lower volatility, dividend reliability, and long-term compounding (low volatility (β 0. 30), 5. 3% yield). Both have compounded well over 10 years (HNNA: -35. 0%, AMG: +86. 2%), confirming both are viable long-term holds — but the lower-volatility option typically results in less emotional selling during corrections. Retirement portfolios generally favour predictability over maximum returns. Consult a financial advisor before making allocation decisions.

Both stocks operate in the Financial Services sector, making this a peer-level intra-sector comparison — the same macro tailwinds and headwinds will affect both.

HNNA pays a dividend while AMG does not, making them suitable for different income and tax situations. These fundamental differences mean investors should not choose between them on a single metric — the "better stock" depends entirely on which of these characteristics aligns with your investment strategy.