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Stock Comparison

AMLX vs IONS vs BIIB vs KO

Revenue, margins, valuation, and 5-year total return — side by side.

Live fundamentals10-year financials5-year price chart
AMLX
Amylyx Pharmaceuticals, Inc.

Biotechnology

HealthcareNASDAQ • US
Market Cap$1.16B
5Y Perf.-37.1%
IONS
Ionis Pharmaceuticals, Inc.

Biotechnology

HealthcareNASDAQ • US
Market Cap$12.20B
5Y Perf.+130.4%
BIIB
Biogen Inc.

Drug Manufacturers - General

HealthcareNASDAQ • US
Market Cap$29.52B
5Y Perf.-11.5%
KO
The Coca-Cola Company

Beverages - Non-Alcoholic

Consumer DefensiveNYSE • US
Market Cap$355.22B
5Y Perf.+35.4%

AMLX vs IONS vs BIIB vs KO — Key Financials

Market cap, revenue, margins, and valuation side-by-side.

Company Snapshot
AMLX logoAMLX
IONS logoIONS
BIIB logoBIIB
KO logoKO
IndustryBiotechnologyBiotechnologyDrug Manufacturers - GeneralBeverages - Non-Alcoholic
Market Cap$1.16B$12.20B$29.52B$355.22B
Revenue (TTM)$0.00$1.06B$9.86B$49.28B
Net Income (TTM)$-150M$-327M$1.37B$13.70B
Gross Margin98.3%69.8%61.7%
Operating Margin-33.3%15.6%29.3%
Forward P/E13.7x25.2x
Total Debt$6M$2.61B$6.95B$45.49B
Cash & Equiv.$227M$372M$3.01B$10.27B

AMLX vs IONS vs BIIB vs KOLong-Term Stock Performance

Price return indexed to 100 at period start. Dividends excluded.

AMLX
IONS
BIIB
KO
StockJan 22Jun 26Return
Amylyx Pharmaceutic… (AMLX)10062.9-37.1%
Ionis Pharmaceutica… (IONS)100230.4+130.4%
Biogen Inc. (BIIB)10088.5-11.5%
The Coca-Cola Compa… (KO)100135.4+35.4%

Price return only. Dividends and distributions are not included.

Quick Verdict: AMLX vs IONS vs BIIB vs KO

Each card shows where this stock fits in a portfolio — not just who wins on paper.

Bottom line: KO leads in 3 of 7 categories, making it the strongest pick for profitability and margin quality and dividend income and shareholder returns. Biogen Inc. is the stronger pick specifically for valuation and capital efficiency and capital preservation and lower volatility. AMLX and IONS also each lead in at least one category. This set spans 2 sectors — these stocks serve different portfolio roles, not just different price points.
🥇KO emerged as the overall leader. Track its performance:
AMLX
Amylyx Pharmaceuticals, Inc.
The Momentum Pick

AMLX is the clearest fit if your priority is momentum.

  • +156.6% vs KO's +17.4%
Best for: momentum
IONS
Ionis Pharmaceuticals, Inc.
The Growth Play

IONS is the clearest fit if your priority is growth exposure and long-term compounding.

  • Rev growth 33.9%, EPS growth 21.7%, 3Y rev CAGR 17.1%
  • 243.8% 10Y total return vs KO's 120.9%
  • 33.9% revenue growth vs AMLX's -100.0%
Best for: growth exposure and long-term compounding
BIIB
Biogen Inc.
The Income Pick

BIIB is the #2 pick in this set and the best alternative if income & stability and sleep-well-at-night is your priority.

  • Dividend streak 0 yrs, beta 0.39
  • Lower volatility, beta 0.39, Low D/E 38.1%, current ratio 2.68x
  • Beta 0.39, current ratio 2.68x
  • Lower P/E (13.7x vs 25.2x)
Best for: income & stability and sleep-well-at-night
KO
The Coca-Cola Company
The Quality Compounder

KO carries the broadest edge in this set and is the clearest fit for quality and dividends.

  • 27.8% margin vs IONS's -30.9%
  • 2.5% yield; 56-year raise streak; the other 3 pay no meaningful dividend
  • 13.1% ROA vs AMLX's -50.7%, ROIC 15.8% vs -132.2%
Best for: quality and dividends
See the full category breakdown
CategoryWinnerWhy
GrowthIONS logoIONS33.9% revenue growth vs AMLX's -100.0%
ValueBIIB logoBIIBLower P/E (13.7x vs 25.2x)
Quality / MarginsKO logoKO27.8% margin vs IONS's -30.9%
Stability / SafetyBIIB logoBIIBBeta 0.39 vs AMLX's 1.47
DividendsKO logoKO2.5% yield; 56-year raise streak; the other 3 pay no meaningful dividend
Momentum (1Y)AMLX logoAMLX+156.6% vs KO's +17.4%
Efficiency (ROA)KO logoKO13.1% ROA vs AMLX's -50.7%, ROIC 15.8% vs -132.2%

AMLX vs IONS vs BIIB vs KO — Revenue Breakdown by Segment

How each company's revenue is distributed across its business units

Discover the Biotech & Healthcare Stocks Theme

These companies are key players in the Biotech & Healthcare Stocks ecosystem. See how they stack up against the rest of the sector.

Explore Theme
AMLXAmylyx Pharmaceuticals, Inc.

Segment breakdown not available.

IONSIonis Pharmaceuticals, Inc.
FY 2025
Commercial Member
52.1%$436M
Royalty
34.1%$286M
Product
13.8%$115M
BIIBBiogen Inc.
FY 2025
MS Product Revenues
42.0%$4.0B
TYSABRI product
17.3%$1.7B
SPINRAZA
16.1%$1.5B
Fumarate
14.8%$1.4B
Interferon
9.8%$946M
KOThe Coca-Cola Company
FY 2025
Pacific
84.6%$31.6B
Bottling investments
15.4%$5.7B

AMLX vs IONS vs BIIB vs KO — Financial Metrics

Side-by-side numbers across 4 stocks — who leads on profitability, valuation, growth, and risk.

BEST OVERALLKOLAGGINGAMLX

Income & Cash Flow (Last 12 Months)

IONS leads this category, winning 3 of 6 comparable metrics.

KO and AMLX operate at a comparable scale, with $49.3B and $0 in trailing revenue. KO is the more profitable business, keeping 27.8% of every revenue dollar as net income compared to IONS's -30.9%. On growth, IONS holds the edge at +87.0% YoY revenue growth, suggesting stronger near-term business momentum.

MetricAMLX logoAMLXAmylyx Pharmaceut…IONS logoIONSIonis Pharmaceuti…BIIB logoBIIBBiogen Inc.KO logoKOThe Coca-Cola Com…
RevenueTrailing 12 months$0$1.1B$9.9B$49.3B
EBITDAEarnings before interest/tax-$159M$4.5B$2.4B$15.5B
Net IncomeAfter-tax profit-$150M-$327M$1.4B$13.7B
Free Cash FlowCash after capex-$121M-$971M$2.6B$12.6B
Gross MarginGross profit ÷ Revenue+98.3%+69.8%+61.7%
Operating MarginEBIT ÷ Revenue-33.3%+15.6%+29.3%
Net MarginNet income ÷ Revenue-30.9%+13.9%+27.8%
FCF MarginFCF ÷ Revenue-91.8%+26.6%+25.5%
Rev. Growth (YoY)Latest quarter vs prior year+87.0%+1.9%+12.1%
EPS Growth (YoY)Latest quarter vs prior year+11.9%+39.8%+31.1%+18.2%
IONS leads this category, winning 3 of 6 comparable metrics.

Valuation Metrics

BIIB leads this category, winning 5 of 6 comparable metrics.

At 22.6x trailing earnings, BIIB trades at a 17% valuation discount to KO's 27.1x P/E. On an enterprise value basis, BIIB's 11.9x EV/EBITDA is more attractive than KO's 26.4x.

MetricAMLX logoAMLXAmylyx Pharmaceut…IONS logoIONSIonis Pharmaceuti…BIIB logoBIIBBiogen Inc.KO logoKOThe Coca-Cola Com…
Market CapShares × price$1.2B$12.2B$29.5B$355.2B
Enterprise ValueMkt cap + debt − cash$936M$14.4B$33.5B$390.4B
Trailing P/EPrice ÷ TTM EPS-9.09x-31.02x22.65x27.15x
Forward P/EPrice ÷ next-FY EPS est.13.68x25.24x
PEG RatioP/E ÷ EPS growth rate2.43x
EV / EBITDAEnterprise value multiple11.90x26.36x
Price / SalesMarket cap ÷ Revenue12.92x3.01x7.41x
Price / BookPrice ÷ Book value/share4.31x24.15x1.61x10.39x
Price / FCFMarket cap ÷ FCF14.40x67.07x
BIIB leads this category, winning 5 of 6 comparable metrics.

Profitability & Efficiency

KO leads this category, winning 6 of 9 comparable metrics.

KO delivers a 41.1% return on equity — every $100 of shareholder capital generates $41 in annual profit, vs $-59 for IONS. AMLX carries lower financial leverage with a 0.02x debt-to-equity ratio, signaling a more conservative balance sheet compared to IONS's 5.35x. On the Piotroski fundamental quality scale (0–9), KO scores 7/9 vs IONS's 3/9, reflecting strong financial health.

MetricAMLX logoAMLXAmylyx Pharmaceut…IONS logoIONSIonis Pharmaceuti…BIIB logoBIIBBiogen Inc.KO logoKOThe Coca-Cola Com…
ROE (TTM)Return on equity-55.7%-58.6%+7.5%+41.1%
ROA (TTM)Return on assets-50.7%-10.1%+4.7%+13.1%
ROICReturn on invested capital-132.2%-12.8%+6.5%+15.8%
ROCEReturn on capital employed-64.5%-14.1%+7.7%+17.3%
Piotroski ScoreFundamental quality 0–93357
Debt / EquityFinancial leverage0.02x5.35x0.38x1.33x
Net DebtTotal debt minus cash-$221M$2.2B$3.9B$35.2B
Cash & Equiv.Liquid assets$227M$372M$3.0B$10.3B
Total DebtShort + long-term debt$6M$2.6B$6.9B$45.5B
Interest CoverageEBIT ÷ Interest expense-3.64x6.91x10.70x
KO leads this category, winning 6 of 9 comparable metrics.

Total Returns (Dividends Reinvested)

IONS leads this category, winning 4 of 6 comparable metrics.

A $10,000 investment in IONS five years ago would be worth $19,462 today (with dividends reinvested), compared to $5,041 for BIIB. Over the past 12 months, AMLX leads with a +156.6% total return vs KO's +17.4%. The 3-year compound annual growth rate (CAGR) favors IONS at 21.0% vs AMLX's -17.6% — a key indicator of consistent wealth creation.

MetricAMLX logoAMLXAmylyx Pharmaceut…IONS logoIONSIonis Pharmaceuti…BIIB logoBIIBBiogen Inc.KO logoKOThe Coca-Cola Com…
YTD ReturnYear-to-date+21.8%-7.3%+12.5%+20.2%
1-Year ReturnPast 12 months+156.6%+104.0%+50.3%+17.4%
3-Year ReturnCumulative with dividends-44.0%+77.3%-36.2%+46.9%
5-Year ReturnCumulative with dividends-23.0%+94.6%-49.6%+63.6%
10-Year ReturnCumulative with dividends-17.4%+243.8%-18.2%+120.9%
CAGR (3Y)Annualised 3-year return-17.6%+21.0%-13.9%+13.7%
IONS leads this category, winning 4 of 6 comparable metrics.

Risk & Volatility

KO leads this category, winning 2 of 2 comparable metrics.

KO is the less volatile stock with a -0.15 beta — it tends to amplify market swings less than AMLX's 1.47 beta. A beta below 1.0 means the stock typically moves less than the S&P 500. KO currently trades 98.2% from its 52-week high vs AMLX's 74.8% drawdown — a narrower gap to the peak suggests stronger recent price momentum.

MetricAMLX logoAMLXAmylyx Pharmaceut…IONS logoIONSIonis Pharmaceuti…BIIB logoBIIBBiogen Inc.KO logoKOThe Coca-Cola Com…
Beta (5Y)Sensitivity to S&P 5001.40x0.42x0.40x-0.20x
52-Week HighHighest price in past year$18.61$86.74$205.97$84.04
52-Week LowLowest price in past year$4.80$34.78$121.05$65.35
% of 52W HighCurrent price vs 52-week peak+74.8%+85.1%+97.1%+98.2%
RSI (14)Momentum oscillator 0–10044.044.251.765.7
Avg Volume (50D)Average daily shares traded1.1M1.6M1.1M12.6M
KO leads this category, winning 2 of 2 comparable metrics.

Analyst Outlook

KO leads this category, winning 1 of 1 comparable metric.

Analyst consensus: AMLX as "Buy", IONS as "Buy", BIIB as "Buy", KO as "Buy". Consensus price targets imply 97.7% upside for AMLX (target: $28) vs 4.6% for KO (target: $86). KO is the only dividend payer here at 2.47% yield — a key consideration for income-focused portfolios.

MetricAMLX logoAMLXAmylyx Pharmaceut…IONS logoIONSIonis Pharmaceuti…BIIB logoBIIBBiogen Inc.KO logoKOThe Coca-Cola Com…
Analyst RatingConsensus buy/hold/sellBuyBuyBuyBuy
Price TargetConsensus 12-month target$27.50$107.27$212.26$86.29
# AnalystsCovering analysts11324848
Dividend YieldAnnual dividend ÷ price+2.5%
Dividend StreakConsecutive years of raises2056
Dividend / ShareAnnual DPS$2.04
Buyback YieldShare repurchases ÷ mkt cap0.0%0.0%0.0%+0.2%
KO leads this category, winning 1 of 1 comparable metric.
Key Takeaway

KO leads in 3 of 6 categories (Profitability & Efficiency, Risk & Volatility). IONS leads in 2 (Income & Cash Flow, Total Returns).

Best OverallThe Coca-Cola Company (KO)Leads 3 of 6 categories
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AMLX vs IONS vs BIIB vs KO: Key Questions Answered

10 questions · data-driven answers · updated daily

01

Is AMLX or IONS or BIIB or KO a better buy right now?

For growth investors, Ionis Pharmaceuticals, Inc.

(IONS) is the stronger pick with 33. 9% revenue growth year-over-year, versus -100. 0% for Amylyx Pharmaceuticals, Inc. (AMLX). Biogen Inc. (BIIB) offers the better valuation at 22. 6x trailing P/E (13. 7x 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.

02

Which has the better valuation — AMLX or IONS or BIIB or KO?

On trailing P/E, Biogen Inc.

(BIIB) is the cheapest at 22. 6x versus The Coca-Cola Company at 27. 1x. On forward P/E, Biogen Inc. is actually cheaper at 13. 7x.

03

Which is the better long-term investment — AMLX or IONS or BIIB or KO?

Over the past 5 years, Ionis Pharmaceuticals, Inc.

(IONS) delivered a total return of +94. 6%, compared to -49. 6% for Biogen Inc. (BIIB). Over 10 years, the gap is even starker: IONS returned +241. 3% versus BIIB's -18. 1%. Past returns do not guarantee future results, and the stock with the higher historical return may already have its best growth priced in.

04

Which is safer — AMLX or IONS or BIIB or KO?

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.

05

Which is growing faster — AMLX or IONS or BIIB or KO?

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

(IONS) is pulling ahead at 33. 9% 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 -21. 1% for Biogen 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.

06

Which has better profit margins — AMLX or IONS or BIIB or KO?

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.

07

Is AMLX or IONS or BIIB or KO more undervalued right now?

On forward earnings alone, Biogen Inc.

(BIIB) trades at 13. 7x forward P/E versus 25. 2x for The Coca-Cola Company — 11. 6x cheaper on a one-year earnings basis. Analyst consensus price targets imply the most upside for AMLX: 97. 7% to $27. 50.

08

Which pays a better dividend — AMLX or IONS or BIIB or KO?

In this comparison, KO (2.

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

09

Is AMLX or IONS or BIIB or KO better for a retirement portfolio?

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.

10

What are the main differences between AMLX and IONS and BIIB and KO?

These companies operate in different sectors (AMLX (Healthcare) and IONS (Healthcare) and BIIB (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; IONS is a mid-cap high-growth stock; BIIB is a mid-cap quality compounder stock; KO is a large-cap quality compounder stock. KO pays a dividend while AMLX, IONS, BIIB 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.

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