S&P 500 comparison · Information Technology

Analog Devices vs Enphase Energy, Inc.

Prices at close . Model readings .

Analog Devices

$428.27+0.69%
Month: positiveLong run: neutral

Enphase Energy, Inc.

$24.99−16.03%
Month: positiveLong run: negative
Price change

Price change, with the S&P 500 as a benchmark

Percent change in each close since the start of the chosen range, for both companies and the S&P 500 (SPY). Daily closes over the last year, weekly before that and monthly before five years.

In short

How the two compare

On the latest closes (28 Oct 2026), Analog Devices is the larger company by market value ($209.35B against $3.38B). Over the past year Analog Devices returned +77.9% and Enphase Energy, Inc. −32.1%, while the S&P 500 returned +12.7%. The latest filed P/E is 58.1 for Analog Devices and 34.6 for Enphase Energy, Inc., and the operating margin 40.1% against 2.2%. Over the next 21 sessions the model expects +0.02% for Analog Devices, with a 53% chance of a rise, and +0.3% for Enphase Energy, Inc., with a 60% chance. Analog Devices' long-run fair value is $438.54, a gap of +2.4% to its price; the long-run model view is neutral. Enphase Energy, Inc.'s long-run fair value is $16.81, a gap of −32.7% to its price; the long-run model view is negative.

Model view

What the model expects

Expected returns and the chance of a rise from our forecasting models, and the long-run fair value against the price. Readings, not advice.

Model readings:
Expected returnnext 21 sessions
ADI+0.02%
ENPH+0.3%
Chance of a risenext 21 sessions
ADI53%
ENPH60%
Expected returnnext 63 sessions
ADI+1.09%
ENPH+2.22%
Range of outcomes63 sessions, 80% band
ADI−29.5% to +31.7%
ENPH−41.8% to +46.2%
Chance of a risenext 63 sessionsMembers only · see plans
Long-run fair valueintrinsic value model
ADI$438.5428 Oct 2026
ENPH$16.8128 Oct 2026
Gap to pricefair value against the close
ADI+2.4%
ENPH−32.7%
Past readings that matchedsign of the 21-session outcome
ADI43.1%of 269
ENPH47.6%of 269
Price performance

How the prices moved

Price change over each period, with the S&P 500 (SPY) for comparison.

Closes to
1 monthS&P 500: +1.1%
ADI+7.5%
ENPH−21.5%
6 monthsS&P 500: +8.5%
ADI+10.3%
ENPH−19.9%
Year to dateS&P 500: +13.3%
ADI+58.8%
ENPH−22%
1 yearS&P 500: +12.7%
ADI+77.9%
ENPH−32.1%
5 yearsS&P 500: +70.7%
ADI+162.4%
ENPH−86.1%
1 year against the S&P 500percentage points
ADI+65.2 pts
ENPH−44.8 pts
Position in the 52-week range0% low, 100% high
ADI92%close $428.27 in $221.38 to $445.91
ENPH2%close $24.99 in $23.83 to $73.74
Against the 200-day average
ADI+15.7%
ENPH−39.1%
Valuation

What the market pays

Size and the multiples from the latest filed quarter. A P/E on losses reads n/m.

Filings: quarter to (ADI), (ENPH)
Market value
ADI$209.35B28 Oct 2026
ENPH$3.38B28 Oct 2026
Enterprise valueat the last filing
ADI$185.21B1 Aug 2026
ENPH$4.65B30 Sep 2026
P/Elatest filed
ADI58.1
ENPH34.6
Price to book
ADI5.35
ENPH3.59
EV / EBITDA
ADI44.65
ENPH25.94
Free cash flow yield
ADI2.75%
ENPH3.04%
Dividend yield
ADI1.14%
ENPH0%
Questions

Analog Devices or Enphase Energy, Inc.: common questions

Which is larger by market value, Analog Devices or Enphase Energy, Inc.?

Analog Devices, at $209.35B against $3.38B for Enphase Energy, Inc., on the latest closes (28 Oct 2026).

Which has the higher P/E ratio, Analog Devices or Enphase Energy, Inc.?

Analog Devices has the higher latest filed P/E, 58.1; Enphase Energy, Inc.'s is 34.6. Filings: quarter to 1 Aug 2026 and 30 Sep 2026.

How did Analog Devices and Enphase Energy, Inc. move over the past year against the S&P 500?

Over the past year Analog Devices returned +77.9% and Enphase Energy, Inc. −32.1%, while the S&P 500 returned +12.7%. Prices at close 28 Oct 2026.

What does the model expect for Analog Devices and Enphase Energy, Inc. over the next month?

+0.02% for Analog Devices with a 53% chance of a rise, and +0.3% for Enphase Energy, Inc. with a 60% chance, over the next 21 sessions. Model readings 28 Oct 2026. These are model readings, not advice.

How do the operating margins of Analog Devices and Enphase Energy, Inc. compare?

The operating margin is 40.1% for Analog Devices and 2.2% for Enphase Energy, Inc., and the gross margin 67.3% against 43.3%. Filings: quarter to 1 Aug 2026 and 30 Sep 2026.

Do Analog Devices and Enphase Energy, Inc. shares move together?

Over the past year the correlation of their daily returns was 0.36 (loosely together); 1 means they always move together, 0 unrelated, −1 opposite. Prices at close 28 Oct 2026.

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The two company pagesAnalog Devices (ADI) forecast and analysisEnphase Energy, Inc. (ENPH) forecast and analysis
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Model readings are research estimates, not investment advice. Prices: daily closes. Fundamentals: the latest SEC filings. Short interest: FINRA, settlement 30 Sep 2026. A dash means the figure is not in our data; it is never shown as zero. The model view follows a published rule: next month by the sign of the expected return, the long run positive at a fair value 10% or more above the price and negative at 10% or more below it.