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), 3M is the larger company by market value ($90.31B against $18.97B). Over the past year DuPont returned +37.5% and 3M +4.1%, while the S&P 500 returned +12.7%. The operating margin is 7.9% for DuPont and 23.7% for 3M. Over the next 21 sessions the model expects −0.17% for DuPont, with a 42% chance of a rise, and +0.24% for 3M, with a 61% chance. DuPont has no published fair value today. 3M's long-run fair value is $140.04, a gap of −19% 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:
MeasureDuPont · DD3M · MMM
Expected returnnext 21 sessions
DD−0.17%
MMM+0.24%
Chance of a risenext 21 sessions
DD42%
MMM61%
Expected returnnext 63 sessions
DD+1.96%
MMM+1.52%
Range of outcomes63 sessions, 80% band
DD−14.9% to +18.8%
MMM−16.5% to +19.5%
Chance of a risenext 63 sessionsMembers only · see plans
Long-run fair valueintrinsic value model
DD—The valuation was set at a price in another share basis than this close, so its fair value and gap are not printed.
MMM$140.0428 Oct 2026
Gap to pricefair value against the close
DD—The valuation was set at a price in another share basis than this close, so its fair value and gap are not printed.
MMM−19%
Past readings that matchedsign of the 21-session outcome
DD60.8%of 269
MMM56.9%of 269
Price performance
How the prices moved
Price change over each period, with the S&P 500 (SPY) for comparison.
Closes to
MeasureDuPont · DD3M · MMM
1 monthS&P 500: +1.1%
DD+6.6%
MMM+2.6%
6 monthsS&P 500: +8.5%
DD+4%
MMM+20.7%
Year to dateS&P 500: +13.3%
DD+15.9%
MMM+9%
1 yearS&P 500: +12.7%
DD+37.5%
MMM+4.1%
5 yearsS&P 500: +70.7%
DD+65.4%
MMM+34.4%
1 year against the S&P 500percentage points
DD+24.8 pts
MMM−8.7 pts
Position in the 52-week range0% low, 100% high
DD69%close $138.68 in $98.72 to $156.73
MMM74%close $172.80 in $138.62 to $184.90
Against the 200-day average
DD+0.5%
MMM+7.6%
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 (DD), (MMM)
MeasureDuPont · DD3M · MMM
Market value
DD$18.97B28 Oct 2026
MMM$90.31B28 Oct 2026
Enterprise valueat the last filing
DD$19.94B30 Jun 2026
MMM$100.78B30 Sep 2026
P/Elatest filed
DDn/mA P/E on negative earnings is not a multiple.
MMM22.6
Price to book
DD1.34
MMM20.58
EV / EBITDA
DD27.97
MMM16.34
Free cash flow yield
DD1.53%
MMM3.12%
Dividend yield
DD0.58%
MMM1.87%
Profitability
How much of revenue becomes profit
Margins and returns on capital from the latest filing; revenue, net income and earnings per share over the trailing twelve months.
Filings: quarter to (DD), (MMM)
MeasureDuPont · DD3M · MMM
Gross margin
DD35.1%
MMM42.3%
Operating margin
DD7.9%
MMM23.7%
Net margin
DD7.9%
MMM20.9%
Return on equity
DD−5%
MMM90.9%
Return on invested capital
DD0.6%
MMM6.8%
Revenuetrailing twelve months
DD$5.41B
MMM$25.01B
Net incometrailing twelve months
DD—Not derived for a year of losses.
MMM$3.79B
Earnings per sharetrailing twelve months
DD—Not derived for a year of losses.
MMM$7.25
Growth
How fast the business grew
Change against the same quarter a year earlier.
Filings: quarter to (DD), (MMM)
MeasureDuPont · DD3M · MMM
Revenue growthyear over year
DD−44.2%
MMM+1%
Earnings growthyear over year
DD+142.4%
MMM+64.6%
Free cash flow growthyear over year
DD+14.1%
MMM+2,100%
Financial health
Balance sheet and quality scores
Leverage, liquidity and two published scores: Altman Z (below 1.8 the distress zone, above 3 the safe zone) and Piotroski F (0 to 9).
Filings: quarter to (DD), (MMM)
MeasureDuPont · DD3M · MMM
Debt to equity
DD0.23
MMM3.60
Current ratiocurrent assets over current liabilities
DD2.43
MMM1.41
Altman Z-score
DD0.21
MMM3.34
Piotroski F-scoreout of 9
DD6 of 9
MMM6 of 9
Trading and risk
How the shares trade
Volatility, sensitivity to the market, the deepest fall, short interest and how closely the two move together.
Closes to ; FINRA settlement
MeasureDuPont · DD3M · MMM
Volatility21 sessions, annualised
DD19.5%
MMM27.3%
Betaagainst the S&P 500, 5 years
DD1.07
MMM0.93
Deepest fallpeak to trough, 5 years
DD−40.2%
MMM−48.9%
Market regimeour reading at each model date
DDStrong risk-off
MMMStrong risk-off
Short interestshare of the float
DD3.7%settled 30 Sep 2026
MMM1.8%settled 30 Sep 2026
Days to covershort shares over average volume
DD5.0
MMM3.1
Average volume3 months, shares a day
DD1.21M
MMM3.02M
Moving togethercorrelation of daily returns, past year0.40, loosely together−1 opposite0 unrelated+1 together
Questions
DuPont or 3M: common questions
Which is larger by market value, DuPont or 3M?
3M, at $90.31B against $18.97B for DuPont, on the latest closes (28 Oct 2026).
Which has the higher P/E ratio, DuPont or 3M?
3M's latest filed P/E is 22.6; DuPont reported losses, so its P/E is not meaningful (n/m). Filings: quarter to 30 Jun 2026 and 30 Sep 2026.
How did DuPont and 3M move over the past year against the S&P 500?
Over the past year DuPont returned +37.5% and 3M +4.1%, while the S&P 500 returned +12.7%. Prices at close 28 Oct 2026.
What does the model expect for DuPont and 3M over the next month?
−0.17% for DuPont with a 42% chance of a rise, and +0.24% for 3M with a 61% chance, over the next 21 sessions. Model readings 28 Oct 2026. These are model readings, not advice.
How do the operating margins of DuPont and 3M compare?
The operating margin is 7.9% for DuPont and 23.7% for 3M, and the gross margin 35.1% against 42.3%. Filings: quarter to 30 Jun 2026 and 30 Sep 2026.
Do DuPont and 3M shares move together?
Over the past year the correlation of their daily returns was 0.40 (loosely together); 1 means they always move together, 0 unrelated, −1 opposite. Prices at close 28 Oct 2026.
In the consoleCompare up to four companies with every model readingMembers see the 63-session chance of a rise and all four horizons, side by side in Research › Compare.
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.