CARM vs BEAM

For growth investors, Beam Therapeutics Inc.

(BEAM) is the stronger pick with 120. 0% revenue growth year-over-year, versus 31. 6% for Carisma Therapeutics, Inc. (CARM). Analysts rate Beam Therapeutics Inc. (BEAM) a "Buy" — based on 27 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.

Over the past 5 years, Beam Therapeutics Inc.

(BEAM) delivered a total return of -59. 8%, compared to -99. 6% for Carisma Therapeutics, Inc. (CARM). Over 10 years, the gap is even starker: BEAM returned +82. 1% versus CARM's -99. 1%. 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), Carisma Therapeutics, Inc.

(CARM) is the lower-risk stock at -0. 80β versus Beam Therapeutics Inc. 's 2. 20β — meaning BEAM is approximately -375% more volatile than CARM relative to the S&P 500.

By revenue growth (latest reported year), Beam Therapeutics Inc.

(BEAM) is pulling ahead at 120. 0% versus 31. 6% for Carisma Therapeutics, Inc. (CARM). On earnings-per-share growth, the picture is similar: Beam Therapeutics Inc. grew EPS 82. 3% year-over-year, compared to 43. 6% for Carisma Therapeutics, Inc.. Over a 3-year CAGR, BEAM leads at 31. 9% 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.

Beam Therapeutics Inc.

(BEAM) is the more profitable company, earning -57. 2% net margin versus -308. 1% for Carisma Therapeutics, Inc. — meaning it keeps -57. 2% of every revenue dollar as bottom-line profit. Operating margin tells a similar story: BEAM leads at -274. 6% versus -316. 7% for CARM. At the gross margin level — before operating expenses — BEAM leads at 84. 0%, 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.

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, Carisma Therapeutics, Inc.

(CARM) is the stronger choice — it scores higher on the combination of lower volatility, dividend reliability, and long-term compounding (low volatility (β -0. 80)). Beam Therapeutics Inc. (BEAM) carries a higher beta of 2. 20 — meaning larger drawdowns in market downturns, which matters significantly when you cannot wait years for a recovery. Both have compounded well over 10 years (CARM: -99. 1%, BEAM: +82. 1%), 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.

Both stocks operate in the Healthcare sector, making this a peer-level intra-sector comparison — the same macro tailwinds and headwinds will affect both.

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.