FLNT vs MGNI vs ACMR vs PUBM

For growth investors, ACM Research, Inc.

(ACMR) is the stronger pick with 15. 2% revenue growth year-over-year, versus -18. 0% for Fluent, Inc. (FLNT). Magnite, Inc. (MGNI) offers the better valuation at 14. 7x trailing P/E (13. 4x forward), making it the more compelling value choice. Analysts rate Magnite, Inc. (MGNI) a "Buy" — based on 31 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, Magnite, Inc.

(MGNI) is the cheapest at 14. 7x versus ACM Research, Inc. at 43. 2x. On forward P/E, Magnite, Inc. is actually cheaper at 13. 4x.

Over the past 5 years, ACM Research, Inc.

(ACMR) delivered a total return of +133. 4%, compared to -86. 6% for Fluent, Inc. (FLNT). Over 10 years, the gap is even starker: ACMR returned +30. 7% versus FLNT's -90. 7%. 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), Fluent, Inc.

(FLNT) is the lower-risk stock at 1. 14β versus ACM Research, Inc. 's 3. 24β — meaning ACMR is approximately 184% more volatile than FLNT relative to the S&P 500. On balance sheet safety, ACM Research, Inc. (ACMR) carries a lower debt/equity ratio of 16% versus 2% for Fluent, Inc. — giving it more financial flexibility in a downturn.

By revenue growth (latest reported year), ACM Research, Inc.

(ACMR) is pulling ahead at 15. 2% versus -18. 0% for Fluent, Inc. (FLNT). On earnings-per-share growth, the picture is similar: Magnite, Inc. grew EPS 493. 8% year-over-year, compared to -234. 8% for PubMatic, Inc.. Over a 3-year CAGR, ACMR leads at 32. 3% 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.

Magnite, Inc.

(MGNI) is the more profitable company, earning 20. 3% net margin versus -13. 0% for Fluent, Inc. — meaning it keeps 20. 3% of every revenue dollar as bottom-line profit. Operating margin tells a similar story: MGNI leads at 13. 7% versus -9. 7% for FLNT. At the gross margin level — before operating expenses — PUBM leads at 63. 6%, 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, Magnite, Inc.

(MGNI) trades at 13. 4x forward P/E versus 29. 7x for ACM Research, Inc. — 16. 2x cheaper on a one-year earnings basis. Analyst consensus price targets imply the most upside for PUBM: 36. 7% to $14. 00.

In this comparison, ACMR (0.

2% yield) pays a dividend. FLNT, MGNI, PUBM do not pay a meaningful dividend and should not be held primarily for income.

For long-horizon retirement investors, Fluent, Inc.

(FLNT) is the stronger choice — it scores higher on the combination of lower volatility, dividend reliability, and long-term compounding (low volatility (β 1. 14)). ACM Research, Inc. (ACMR) carries a higher beta of 3. 24 — meaning larger drawdowns in market downturns, which matters significantly when you cannot wait years for a recovery. Both have compounded well over 10 years (FLNT: -90. 7%, ACMR: +30. 7%), 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.

These companies operate in different sectors (FLNT (Communication Services) and MGNI (Communication Services) and ACMR (Technology) and PUBM (Technology)), which means they face different economic cycles, regulatory environments, and macro sensitivities — making direct comparison nuanced.

In terms of investment character: FLNT is a small-cap quality compounder stock; MGNI is a small-cap deep-value stock; ACMR is a small-cap high-growth stock; PUBM is a small-cap quality compounder stock. 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.