PENG vs ATEN

For growth investors, Penguin Solutions, Inc.

(PENG) is the stronger pick with 16. 9% revenue growth year-over-year, versus 11. 0% for A10 Networks, Inc. (ATEN). A10 Networks, Inc. (ATEN) offers the better valuation at 47. 8x trailing P/E (26. 4x forward), making it the more compelling value choice. Analysts rate Penguin Solutions, Inc. (PENG) a "Buy" — based on 8 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, A10 Networks, Inc.

(ATEN) is the cheapest at 47. 8x versus Penguin Solutions, Inc. at 139. 2x. On forward P/E, Penguin Solutions, Inc. is actually cheaper at 17. 8x — notably different from the trailing picture, reflecting expected earnings growth.

Over the past 5 years, A10 Networks, Inc.

(ATEN) delivered a total return of +210. 0%, compared to +102. 0% for Penguin Solutions, Inc. (PENG). Over 10 years, the gap is even starker: ATEN returned +366. 2% versus PENG's +102. 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), A10 Networks, Inc.

(ATEN) is the lower-risk stock at 0. 99β versus Penguin Solutions, Inc. 's 2. 28β — meaning PENG is approximately 131% more volatile than ATEN relative to the S&P 500. On balance sheet safety, A10 Networks, Inc. (ATEN) carries a lower debt/equity ratio of 105% versus 121% for Penguin Solutions, Inc. — giving it more financial flexibility in a downturn.

By revenue growth (latest reported year), Penguin Solutions, Inc.

(PENG) is pulling ahead at 16. 9% versus 11. 0% for A10 Networks, Inc. (ATEN). On earnings-per-share growth, the picture is similar: Penguin Solutions, Inc. grew EPS 128. 0% year-over-year, compared to -14. 9% for A10 Networks, Inc.. Over a 3-year CAGR, ATEN leads at 1. 2% annualised revenue growth. 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.

A10 Networks, Inc.

(ATEN) is the more profitable company, earning 14. 5% net margin versus 1. 6% for Penguin Solutions, Inc. — meaning it keeps 14. 5% of every revenue dollar as bottom-line profit. Operating margin tells a similar story: ATEN leads at 16. 2% versus 5. 4% for PENG. At the gross margin level — before operating expenses — ATEN leads at 79. 3%, 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.

On forward earnings alone, Penguin Solutions, Inc.

(PENG) trades at 17. 8x forward P/E versus 26. 4x for A10 Networks, Inc. — 8. 6x cheaper on a one-year earnings basis. Analyst consensus price targets imply the most upside for ATEN: -25. 4% to $20. 33.

All stocks in this comparison pay dividends.

A10 Networks, Inc. (ATEN) offers the highest yield at 0. 9%, versus 0. 4% for Penguin Solutions, Inc. (PENG).

For long-horizon retirement investors, A10 Networks, Inc.

(ATEN) is the stronger choice — it scores higher on the combination of lower volatility, dividend reliability, and long-term compounding (low volatility (β 0. 99), 0. 9% yield, +366. 2% 10Y return). Penguin Solutions, Inc. (PENG) carries a higher beta of 2. 28 — meaning larger drawdowns in market downturns, which matters significantly when you cannot wait years for a recovery. Both have compounded well over 10 years (ATEN: +366. 2%, PENG: +102. 0%), 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 Technology sector, making this a peer-level intra-sector comparison — the same macro tailwinds and headwinds will affect both.

In terms of investment character: PENG is a small-cap high-growth stock; ATEN is a small-cap quality compounder stock. ATEN pays a dividend while PENG 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.