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What is International Business Machines Corp worth?

With the base-case assumptions below, a discounted cash flow model on International Business Machines Corp's reported free cash flow gives $171.46 per share. The share price was $244.53 on November 10, 2026, 43% above that value.

Inputs from the filings

Free cash flow, fiscal 2025
$12.1B
Average free cash flow, last 5 years
$11.4B
Cash
$9.23B
balance sheet of September 30, 2026
Debt
$56.8B
balance sheet of September 30, 2026
Diluted shares, fiscal 2025
948,675,228
Revenue growth per year, last 5 years
4.1%

Three sets of assumptions

CaseGrowth yrs 1-5Growth yrs 6-10After year 10Discount rateValue per shareValue vs price
Bear-1.0%0.5%2.0%10.0%$86.97-64%
Base4.0%3.5%2.5%9.0%$171.46-30%
Bull9.0%6.0%3.0%8.0%$329.23+35%

Sensitivity: base case value per share

Discount rate down the side, growth after year 10 across the top. Everything else as in the base case.

1.5%2.0%2.5%3.0%3.5%
7.0%$231.53$249.76$272.04$299.90$335.71
8.0%$186.79$198.61$212.58$229.35$249.84
9.0%$154.05$162.14$171.46$182.34$195.20
10.0%$129.08$134.83$141.35$148.79$157.38
11.0%$109.42$113.63$118.34$123.64$129.65

Where the presets come from

Base: years 1 to 5 grow at International Business Machines Corp's revenue growth rate over the last 5 fiscal years (4.1% a year), held between -5% and 15%. Years 6 to 10 grow halfway between that and the long-run rate of 2.5%. Future cash is discounted at 9% a year.

Bear: 5 points less growth, 2% long-run growth, 10% discount rate. Bull: 5 points more growth (at most 25%), 3% long-run growth, 8% discount rate.

Value per share = (present value of 10 years of free cash flow + present value of everything after + cash - debt) / diluted shares.

This is a model run on assumptions, not a recommendation or a price target. Small changes in the discount rate or growth move the result a lot, as the table above shows. Change them yourself in the calculator.

Adjust the assumptions

Move the sliders for growth, long-run growth and discount rate, or switch to average free cash flow, and see the value per share change.

Adjust the assumptions

International Business Machines Corp company page