Stocktoria

Alkermes plc. ALKS

Nasdaq · stock · Pharmaceutical Preparations · website · IPO 1991-07-16

Alkermes plc. statistics & valuation

Market cap$9.2B
P / E38.0×
P / S6.2×
P / B5.0×
P / FCF19.1×
Net margin16.4%
Return on equity13.3%
FCF margin32.5%
Net cash$388.6M
Net debt / EBITDA-1.4×
Enterprise value USD$8.8B
EV / EBITDA30.8×
Earnings yield EBIT/EV2.9%
Return on capital13.1%
Graham number -63%$18.63

Market cap as of 2026-06-29. Multiples are price-derived and refreshed daily; everything else from the latest financial reports. The Graham number is Benjamin Graham's rough maximum fair value ($18.63); a green figure means the price is below it.

Profitability & efficiency

Net margin (%)
-28.00% -17.50% -12.70% -16.80% -10.70% -4.10% -14.20% 21.40% 23.60% 16.40% 2016201720182019202020212022202320242025
Gross margin (%)
2016201720182019202020212022202320242025
Operating margin (%)
-28.00% -16.40% -9.10% -15.00% -10.80% 8.30% -0.50% 24.90% 27.00% 17.20% 2016201720182019202020212022202320242025
Return on equity (%)
-17.20% -13.10% -11.90% -18.10% -10.40% -4.30% -15.20% 29.60% 25.10% 13.30% 2016201720182019202020212022202320242025
Shares outstanding
152.4M 154.0M 155.8M 157.8M 159.2M 164.8M 164.4M 169.7M 169.2M 168.7M 2016201720182019202020212022202320242025
Net debt ($)
$97.3M $87.1M $9.7M $70.5M -$843000 -$44.7M -$2.2M -$169.7M -$388.6M 2016201720182019202020212022202320242025
Share buybacks ($)
2016201720182019202020212022202320242025
Return on assets (%)
-12.10% -8.80% -7.60% -10.90% -5.70% -2.40% -8.10% 16.70% 17.90% 9.70% 2016201720182019202020212022202320242025
Free cash flow margin (%)
-14.40% -3.60% 2.70% -1.60% 3.90% 6.30% -1.50% 21.20% 26.00% 32.50% 2016201720182019202020212022202320242025
Debt / equity (×)
0.23× 0.23× 0.24× 0.25× 0.26× 0.26× 0.28× 0.24× 0.00× 2016201720182019202020212022202320242025
EPS ($)
-$0.70 -$0.29 -$0.97 $2.10 $2.17 $1.43 2016201720182019202020212022202320242025

Margins and returns computed from annual filings. Falling shares outstanding = buybacks; rising = dilution. Net debt = debt − cash (negative = net cash).

P / E vs its own history

Alkermes plc. trades at about 35.2× earnings — above its 10-year norm (10-year range 12.9×–347.7×, median 23.7×).

12.9× 347.7×

Shaded band = 10-year range (12.9×–347.7×); dot = today's 35.2×.

Historical P/E = month-end price near each fiscal year-end ÷ that year's EPS. A read on whether the stock is cheap or dear relative to how it has typically been valued — not a forecast.

Key ratios (by fiscal year)

RatioFY2025FY2024FY2023FY2022FY2021FY2020FY2019FY2018FY2017FY2016
Operating margin17.2%27.0%24.9%-0.5%8.3%-10.8%-15.0%-9.1%-16.4%-28.0%
Net margin16.4%23.6%21.4%-14.2%-4.1%-10.7%-16.8%-12.7%-17.5%-28.0%
FCF margin32.5%26.0%21.2%-1.5%6.3%3.9%-1.6%2.7%-3.6%-14.4%
Return on assets9.7%17.9%16.7%-8.1%-2.4%-5.7%-10.9%-7.6%-8.8%-12.1%
Return on equity13.3%25.1%29.6%-15.2%-4.3%-10.4%-18.1%-11.9%-13.1%-17.2%
Debt / equity0.00×—0.24×0.28×0.26×0.26×0.25×0.24×0.23×0.23×
Current ratio3.553.042.862.272.252.532.462.892.783.73

Computed from company filings · US · as of 2025-12-31. Facts plus Stocktoria's own computed scores — not investment advice.