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DCF valuation

What is Alkermes plc. worth?

With the base-case assumptions below, a discounted cash flow model on Alkermes plc.'s reported free cash flow gives $54.28 per share. The share price was $40.85 on September 25, 2026, 25% below that value.

Inputs from the filings

Free cash flow, fiscal 2025
$480.3M
Average free cash flow, last 5 years
$259.2M
Cash
$511.5M
balance sheet of June 30, 2026
Debt
$1.53B
balance sheet of June 30, 2026
Diluted shares, fiscal 2025
168,743,000
Revenue growth per year, last 5 years
7.3%

Three sets of assumptions

CaseGrowth yrs 1-5Growth yrs 6-10After year 10Discount rateValue per shareValue vs price
Bear2.5%2.5%2.0%10.0%$31.61-23%
Base7.5%5.0%2.5%9.0%$54.28+33%
Bull12.5%8.0%3.0%8.0%$99.48+144%

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%$71.13$76.29$82.59$90.47$100.60
8.0%$58.54$61.89$65.84$70.59$76.38
9.0%$49.35$51.64$54.28$57.36$61.00
10.0%$42.36$43.98$45.83$47.93$50.36
11.0%$36.86$38.05$39.38$40.88$42.58

Where the presets come from

Base: years 1 to 5 grow at Alkermes plc.'s revenue growth rate over the last 5 fiscal years (7.3% 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

Alkermes plc. company page