DSP vs PUBM vs TTD vs MGNI

For growth investors, Viant Technology Inc.

(DSP) is the stronger pick with 19. 0% revenue growth year-over-year, versus -2. 9% for PubMatic, Inc. (PUBM). 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 Viant Technology Inc. (DSP) a "Buy" — based on 13 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 Viant Technology Inc. at 32. 7x. On forward P/E, Magnite, Inc. is actually cheaper at 13. 4x. The PEG ratio (P/E divided by earnings growth rate) is the most growth-adjusted single valuation metric: Viant Technology Inc. wins at 1. 21x versus The Trade Desk, Inc. 's 1. 61x — a reasonable growth-adjusted valuation.

Over the past 5 years, Magnite, Inc.

(MGNI) delivered a total return of -60. 9%, compared to -77. 1% for PubMatic, Inc. (PUBM). Over 10 years, the gap is even starker: TTD returned +680. 4% versus DSP's -75. 4%. 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), The Trade Desk, Inc.

(TTD) is the lower-risk stock at 1. 06β versus Magnite, Inc. 's 1. 63β — meaning MGNI is approximately 53% more volatile than TTD relative to the S&P 500. On balance sheet safety, Viant Technology Inc. (DSP) carries a lower debt/equity ratio of 8% versus 30% for Magnite, Inc. — giving it more financial flexibility in a downturn.

By revenue growth (latest reported year), Viant Technology Inc.

(DSP) is pulling ahead at 19. 0% versus -2. 9% for PubMatic, Inc. (PUBM). 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, TTD leads at 22. 4% 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 -5. 1% for PubMatic, Inc. — meaning it keeps 20. 3% of every revenue dollar as bottom-line profit. Operating margin tells a similar story: TTD leads at 20. 3% versus -6. 1% for PUBM. At the gross margin level — before operating expenses — TTD leads at 78. 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.

The PEG ratio (forward P/E divided by expected earnings growth rate) is the most precise measure of undervaluation relative to growth potential.

By this metric, Viant Technology Inc. (DSP) is the more undervalued stock at a PEG of 1. 21x versus The Trade Desk, Inc. 's 1. 61x. A PEG below 1. 5 suggests fair-to-attractive pricing relative to expected growth. On forward earnings alone, Magnite, Inc. (MGNI) trades at 13. 4x forward P/E versus 32. 5x for Viant Technology Inc. — 19. 0x cheaper on a one-year earnings basis. Analyst consensus price targets imply the most upside for TTD: 58. 0% to $37. 12.

None of the stocks in this comparison currently pay a material dividend.

All are effectively zero-yield and should be held for capital appreciation rather than income.

For long-horizon retirement investors, The Trade Desk, Inc.

(TTD) is the stronger choice — it scores higher on the combination of lower volatility, dividend reliability, and long-term compounding (low volatility (β 1. 06), +680. 4% 10Y return). Magnite, Inc. (MGNI) carries a higher beta of 1. 63 — meaning larger drawdowns in market downturns, which matters significantly when you cannot wait years for a recovery. Both have compounded well over 10 years (TTD: +680. 4%, MGNI: -4. 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 (DSP (Technology) and PUBM (Technology) and TTD (Technology) and MGNI (Communication Services)), which means they face different economic cycles, regulatory environments, and macro sensitivities — making direct comparison nuanced.

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