ADMA vs BIO vs TECH vs TMO vs DHR

For growth investors, ADMA Biologics, Inc.

(ADMA) is the stronger pick with 19. 6% revenue growth year-over-year, versus 0. 7% for Bio-Rad Laboratories, Inc. (BIO). Bio-Rad Laboratories, Inc. (BIO) offers the better valuation at 9. 1x trailing P/E (27. 4x forward), making it the more compelling value choice. Analysts rate ADMA Biologics, Inc. (ADMA) a "Buy" — based on 10 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, Bio-Rad Laboratories, Inc.

(BIO) is the cheapest at 9. 1x versus Bio-Techne Corporation at 105. 2x. On forward P/E, ADMA Biologics, Inc. is actually cheaper at 9. 7x — 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: Thermo Fisher Scientific Inc. wins at 8. 86x versus Danaher Corporation's 33. 47x.

Over the past 5 years, ADMA Biologics, Inc.

(ADMA) delivered a total return of +389. 2%, compared to -57. 9% for Bio-Rad Laboratories, Inc. (BIO). Over 10 years, the gap is even starker: TMO returned +222. 6% versus ADMA's +34. 8%. 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), Danaher Corporation (DHR) is the lower-risk stock at 0.

89β versus ADMA Biologics, Inc. 's 1. 25β — meaning ADMA is approximately 41% more volatile than DHR relative to the S&P 500. On balance sheet safety, ADMA Biologics, Inc. (ADMA) carries a lower debt/equity ratio of 17% versus 76% for Thermo Fisher Scientific Inc. — giving it more financial flexibility in a downturn.

By revenue growth (latest reported year), ADMA Biologics, Inc.

(ADMA) is pulling ahead at 19. 6% versus 0. 7% for Bio-Rad Laboratories, Inc. (BIO). On earnings-per-share growth, the picture is similar: Bio-Rad Laboratories, Inc. grew EPS 142. 6% year-over-year, compared to -56. 2% for Bio-Techne Corporation. Over a 3-year CAGR, ADMA leads at 49. 0% 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.

Bio-Rad Laboratories, Inc.

(BIO) is the more profitable company, earning 29. 4% net margin versus 6. 0% for Bio-Techne Corporation — meaning it keeps 29. 4% of every revenue dollar as bottom-line profit. Operating margin tells a similar story: ADMA leads at 37. 5% versus 8. 4% for TECH. At the gross margin level — before operating expenses — TECH leads at 64. 8%, 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, Thermo Fisher Scientific Inc. (TMO) is the more undervalued stock at a PEG of 8. 86x versus Danaher Corporation's 33. 47x. Both stocks trade at elevated growth-adjusted valuations, so expected growth needs to materialise. On forward earnings alone, ADMA Biologics, Inc. (ADMA) trades at 9. 7x forward P/E versus 27. 4x for Bio-Rad Laboratories, Inc. — 17. 7x cheaper on a one-year earnings basis. Analyst consensus price targets imply the most upside for ADMA: 157. 0% to $21. 00.

In this comparison, DHR (0.

7% yield), TECH (0. 7% yield), TMO (0. 4% yield) pay a dividend. ADMA, BIO do not pay a meaningful dividend and should not be held primarily for income.

For long-horizon retirement investors, Danaher Corporation (DHR) is the stronger choice — it scores higher on the combination of lower volatility, dividend reliability, and long-term compounding (low volatility (β 0.

89), 0. 7% yield, +212. 4% 10Y return). Both have compounded well over 10 years (DHR: +212. 4%, ADMA: +34. 8%), 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.

In terms of investment character: ADMA is a small-cap high-growth stock; BIO is a small-cap deep-value stock; TECH is a small-cap quality compounder stock; TMO is a mid-cap quality compounder stock; DHR is a mid-cap quality compounder stock. TECH, DHR pay a dividend while ADMA, BIO, TMO 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.