ADEA vs IPGP vs LITE vs PTEN vs COHR

For growth investors, Coherent, Inc.

(COHR) is the stronger pick with 23. 4% revenue growth year-over-year, versus -10. 3% for Patterson-UTI Energy, Inc. (PTEN). Adeia Inc. (ADEA) offers the better valuation at 27. 7x trailing P/E (20. 8x forward), making it the more compelling value choice. Analysts rate Adeia Inc. (ADEA) a "Buy" — based on 5 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, Adeia Inc.

(ADEA) is the cheapest at 27. 7x versus Lumentum Holdings Inc. at 2412. 9x. On forward P/E, Adeia Inc. is actually cheaper at 20. 8x.

Over the past 5 years, Lumentum Holdings Inc.

(LITE) delivered a total return of +976. 6%, compared to -48. 5% for IPG Photonics Corporation (IPGP). Over 10 years, the gap is even starker: LITE returned +36. 8% versus PTEN's -22. 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), Patterson-UTI Energy, Inc.

(PTEN) is the lower-risk stock at 0. 45β versus Coherent, Inc. 's 2. 82β — meaning COHR is approximately 520% more volatile than PTEN relative to the S&P 500. On balance sheet safety, Patterson-UTI Energy, Inc. (PTEN) carries a lower debt/equity ratio of 40% versus 2% for Lumentum Holdings Inc. — giving it more financial flexibility in a downturn.

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

(COHR) is pulling ahead at 23. 4% versus -10. 3% for Patterson-UTI Energy, Inc. (PTEN). On earnings-per-share growth, the picture is similar: IPG Photonics Corporation grew EPS 117. 8% year-over-year, compared to 71. 7% for Coherent, Inc.. Over a 3-year CAGR, PTEN leads at 22. 2% 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.

Adeia Inc.

(ADEA) is the more profitable company, earning 25. 1% net margin versus -1. 9% for Patterson-UTI Energy, Inc. — meaning it keeps 25. 1% of every revenue dollar as bottom-line profit. Operating margin tells a similar story: ADEA leads at 47. 2% versus -10. 9% for LITE. At the gross margin level — before operating expenses — ADEA leads at 87. 2%, 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.

On forward earnings alone, Adeia Inc.

(ADEA) trades at 20. 8x forward P/E versus 110. 1x for Lumentum Holdings Inc. — 89. 3x cheaper on a one-year earnings basis. Analyst consensus price targets imply the most upside for IPGP: 39. 0% to $141. 25.

In this comparison, PTEN (2.

8% yield), ADEA (0. 7% yield) pay a dividend. IPGP, LITE, COHR do not pay a meaningful dividend and should not be held primarily for income.

For long-horizon retirement investors, Patterson-UTI Energy, Inc.

(PTEN) is the stronger choice — it scores higher on the combination of lower volatility, dividend reliability, and long-term compounding (low volatility (β 0. 45), 2. 8% yield). Lumentum Holdings Inc. (LITE) carries a higher beta of 2. 66 — meaning larger drawdowns in market downturns, which matters significantly when you cannot wait years for a recovery. Both have compounded well over 10 years (PTEN: -22. 0%, LITE: +36. 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.

These companies operate in different sectors (ADEA (Technology) and IPGP (Technology) and LITE (Technology) and PTEN (Energy) and COHR (Technology)), which means they face different economic cycles, regulatory environments, and macro sensitivities — making direct comparison nuanced.

In terms of investment character: ADEA is a small-cap high-growth stock; IPGP is a small-cap quality compounder stock; LITE is a mid-cap high-growth stock; PTEN is a small-cap quality compounder stock; COHR is a mid-cap high-growth stock. ADEA, PTEN pay a dividend while IPGP, LITE, COHR 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.