AMLX vs MDGL vs IQV vs IONS vs KO

For growth investors, Madrigal Pharmaceuticals, Inc.

(MDGL) is the stronger pick with 432. 1% revenue growth year-over-year, versus -100. 0% for Amylyx Pharmaceuticals, Inc. (AMLX). IQVIA Holdings Inc. (IQV) offers the better valuation at 23. 1x trailing P/E (14. 2x forward), making it the more compelling value choice. Analysts rate Amylyx Pharmaceuticals, Inc. (AMLX) a "Buy" — based on 11 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, IQVIA Holdings Inc.

(IQV) is the cheapest at 23. 1x versus The Coca-Cola Company at 27. 2x. On forward P/E, IQVIA Holdings Inc. is actually cheaper at 14. 2x. The PEG ratio (P/E divided by earnings growth rate) is the most growth-adjusted single valuation metric: IQVIA Holdings Inc. wins at 0. 35x versus The Coca-Cola Company's 2. 26x — a PEG below 1. 0 traditionally signals the market is underpricing earnings growth.

Over the past 5 years, Madrigal Pharmaceuticals, Inc.

(MDGL) delivered a total return of +346. 6%, compared to -25. 8% for IQVIA Holdings Inc. (IQV). Over 10 years, the gap is even starker: MDGL returned +39. 4% versus AMLX's -13. 6%. 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 Coca-Cola Company (KO) is the lower-risk stock at -0.

20β versus Amylyx Pharmaceuticals, Inc. 's 1. 40β — meaning AMLX is approximately -799% more volatile than KO relative to the S&P 500. On balance sheet safety, Amylyx Pharmaceuticals, Inc. (AMLX) carries a lower debt/equity ratio of 2% versus 5% for Ionis Pharmaceuticals, Inc. — giving it more financial flexibility in a downturn.

By revenue growth (latest reported year), Madrigal Pharmaceuticals, Inc.

(MDGL) is pulling ahead at 432. 1% versus -100. 0% for Amylyx Pharmaceuticals, Inc. (AMLX). On earnings-per-share growth, the picture is similar: Amylyx Pharmaceuticals, Inc. grew EPS 65. 5% year-over-year, compared to 4. 7% for IQVIA Holdings Inc.. Over a 3-year CAGR, IONS leads at 17. 1% 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.

The Coca-Cola Company (KO) is the more profitable company, earning 27.

3% net margin versus -40. 4% for Ionis Pharmaceuticals, Inc. — meaning it keeps 27. 3% of every revenue dollar as bottom-line profit. Operating margin tells a similar story: KO leads at 28. 7% versus -40. 5% for IONS. At the gross margin level — before operating expenses — IONS leads at 98. 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.

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, IQVIA Holdings Inc. (IQV) is the more undervalued stock at a PEG of 0. 35x versus The Coca-Cola Company's 2. 26x. A PEG below 1. 0 is traditionally considered the threshold for growth-adjusted undervaluation. On forward earnings alone, IQVIA Holdings Inc. (IQV) trades at 14. 2x forward P/E versus 25. 3x for The Coca-Cola Company — 11. 1x cheaper on a one-year earnings basis. Analyst consensus price targets imply the most upside for AMLX: 88. 5% to $27. 50.

In this comparison, KO (2.

5% yield) pays a dividend. AMLX, MDGL, IQV, IONS do not pay a meaningful dividend and should not be held primarily for income.

For long-horizon retirement investors, The Coca-Cola Company (KO) is the stronger choice — it scores higher on the combination of lower volatility, dividend reliability, and long-term compounding (low volatility (β -0.

20), 2. 5% yield, +121. 1% 10Y return). Both have compounded well over 10 years (KO: +121. 1%, AMLX: -13. 6%), 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 (AMLX (Healthcare) and MDGL (Healthcare) and IQV (Healthcare) and IONS (Healthcare) and KO (Consumer Defensive)), which means they face different economic cycles, regulatory environments, and macro sensitivities — making direct comparison nuanced.

In terms of investment character: AMLX is a small-cap quality compounder stock; MDGL is a mid-cap high-growth stock; IQV is a mid-cap quality compounder stock; IONS is a mid-cap high-growth stock; KO is a large-cap quality compounder stock. KO pays a dividend while AMLX, MDGL, IQV, IONS do 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.