TRU vs MCO vs SPGI vs MSCI

For growth investors, MSCI Inc.

(MSCI) is the stronger pick with 9. 7% revenue growth year-over-year, versus 7. 9% for S&P Global Inc. (SPGI). S&P Global Inc. (SPGI) offers the better valuation at 29. 2x trailing P/E (21. 8x forward), making it the more compelling value choice. Analysts rate TransUnion (TRU) a "Buy" — based on 26 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, S&P Global Inc.

(SPGI) is the cheapest at 29. 2x versus MSCI Inc. at 37. 8x. On forward P/E, TransUnion is actually cheaper at 15. 3x — notably different from the trailing picture, reflecting expected earnings growth. The PEG ratio (P/E divided by earnings growth rate) is the most growth-adjusted single valuation metric: MSCI Inc. wins at 1. 77x versus Moody's Corporation's 3. 51x — a reasonable growth-adjusted valuation.

Over the past 5 years, Moody's Corporation (MCO) delivered a total return of +41.

4%, compared to -29. 3% for TransUnion (TRU). Over 10 years, the gap is even starker: MSCI returned +720. 9% versus TRU's +142. 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), S&P Global Inc.

(SPGI) is the lower-risk stock at 0. 58β versus TransUnion's 1. 36β — meaning TRU is approximately 136% more volatile than SPGI relative to the S&P 500. On balance sheet safety, S&P Global Inc. (SPGI) carries a lower debt/equity ratio of 39% versus 175% for Moody's Corporation — giving it more financial flexibility in a downturn.

By revenue growth (latest reported year), MSCI Inc.

(MSCI) is pulling ahead at 9. 7% versus 7. 9% for S&P Global Inc. (SPGI). On earnings-per-share growth, the picture is similar: TransUnion grew EPS 60. 0% year-over-year, compared to 10. 7% for MSCI 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.

MSCI Inc.

(MSCI) is the more profitable company, earning 38. 4% net margin versus 10. 0% for TransUnion — meaning it keeps 38. 4% of every revenue dollar as bottom-line profit. Operating margin tells a similar story: MSCI leads at 54. 7% versus 18. 7% for TRU. At the gross margin level — before operating expenses — MSCI leads at 82. 4%, 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, MSCI Inc. (MSCI) is the more undervalued stock at a PEG of 1. 77x versus Moody's Corporation's 3. 51x. Both stocks trade at elevated growth-adjusted valuations, so expected growth needs to materialise. On forward earnings alone, TransUnion (TRU) trades at 15. 3x forward P/E versus 30. 0x for MSCI Inc. — 14. 7x cheaper on a one-year earnings basis. Analyst consensus price targets imply the most upside for TRU: 30. 1% to $94. 88.

All stocks in this comparison pay dividends.

MSCI Inc. (MSCI) offers the highest yield at 1. 2%, versus 0. 6% for TransUnion (TRU).

For long-horizon retirement investors, MSCI Inc.

(MSCI) is the stronger choice — it scores higher on the combination of lower volatility, dividend reliability, and long-term compounding (low volatility (β 0. 61), 1. 2% yield, +720. 9% 10Y return). Both have compounded well over 10 years (MSCI: +720. 9%, TRU: +142. 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.

These companies operate in different sectors (TRU (Industrials) and MCO (Financial Services) and SPGI (Financial Services) and MSCI (Financial Services)), which means they face different economic cycles, regulatory environments, and macro sensitivities — making direct comparison nuanced.

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.