SUPERNUS PHARMACEUTICALS, INC.

SUPNdata completeness 88%16 fiscal years on file
The thesis, from the filings

SUPERNUS PHARMACEUTICALS, INC. earns about 5% on invested capital, below its ~9% cost of capital, but has diluted owners by 4% over 5 years — no moat visible in the numbers. The estimate methods put fair value between $9.81 and $30.25 a share.Whether it’s worth owning at today’s price is the last question — and yours to answer, below.

i. The business — what you’d actually own
FigureFY 2021FY 2022FY 2023FY 2024FY 2025
Revenue$579.8M1$667.2M2$607.5M3$661.8M3$719M3
Net income$53.4M4$60.7M5$1.32M6$73.9M6−$38.6M6
Operating cash flow$127.1M7$116.8M8$111.1M9$172M9$47.3M9
Capital expenditure$412,00010$551,00011$725,00011$1.34M11
Free cash flow (derived)$116.4M8$110.5M9$171.2M9$46M9
Total debt
Cash & equivalents$203.4M12$93.1M12$75.1M13$69.3M13$128.4M13
Diluted shares54.4M61.7M55.5M56.0M56.5M

Superscripts are receipts. Each links to the SEC filing the number came from (full list at the bottom).

ii. Your slice — ownership made literal
If you owned
shares
Net assets behind them
$188.08
your share of equity
Profit it earned you last year
−$6.83
Free cash flow it threw off
$8.15
Debt you’d be carrying

10 shares is a claim on $188.08 of net worth that earned you −$6.83 and generated $8.15 of cash last year.

iii. Is this a good business?
Moat signal · return on invested capital
5% avg · 5y
FY21 11%FY22 8%FY23 0%FY24 8%FY25 -4%

It earned about 5% on invested capital against a ~9% cost of capital — below the cost of funding. The numbers show no moat.

seeing a moat in the numbers →
Management signal · capital allocation
+4% shares · 5y

Share count is up 4% over 5 years — owners have been diluted. Worth asking what they got for it.

reading capital allocation →

Signals, not verdicts — read from the filings above. Numbers don’t prove a moat; they show its footprint. You decide.

iv. What it’s worth — engine v0.1.0

The 3 estimate methods that apply put fair value between $9.81 and $30.25 a share. They rest on different assumptions, so where they diverge is the story.

DCF · Growth Exit 10Y
$28.15
assumptions (10)
  • riskFreeRate4.7%
  • equityRiskPremium5.0%
  • beta100.0%
  • equityWeight85.0%
  • costOfDebtSpread1.5%
  • taxRate21.0%
  • terminalGrowth2.5%
  • projectionYears10
  • fcfGrowth0.0%
  • fcfBase$110.5M
DCF · Growth Exit 5Y
$30.25
assumptions (10)
  • riskFreeRate4.7%
  • equityRiskPremium5.0%
  • beta100.0%
  • equityWeight85.0%
  • costOfDebtSpread1.5%
  • taxRate21.0%
  • terminalGrowth2.5%
  • projectionYears5
  • fcfGrowth0.0%
  • fcfBase$110.5M
Earnings Power Value
$9.81
assumptions (8)
  • riskFreeRate4.7%
  • equityRiskPremium5.0%
  • beta100.0%
  • equityWeight85.0%
  • costOfDebtSpread1.5%
  • taxRate21.0%
  • normalizedEarnings$53.4M
  • growthAssumed0.0%
Graham Number
not applicable
diluted EPS missing or non-positive — Graham Number undefined

Different models answer different questions — which to trust when →

v. The price question — last, on purpose
Is today’s price fair?
See live price ↗
Type a price. The ledger answers.
Or set your own belief
FCF growth, next 5 years0.0%
Discount rate (WACC)8.93%
Terminal growth2.5%
At your growth, a share is worth $30.25
The three cases
Bear0.0%$30.25
Base0.0%$30.25
Bull5.0%$37.02

Bear/base/bull growth = 0% / filed history / history + 5pp. Type a price to see the return each case implies.

Default growth 0.0%= this company’s own filed history (median-to-median FCF CAGR, clamped 0–20%). Your adjustments are recorded anonymously. They become the “what do owners actually believe” dataset.

Sources — the receipts
  1. 10-K · period ending 2021-12-31 · accession 0001356576-23-000016 (RevenueFromContractWithCustomerExcludingAssessedTax)
  2. 10-K · period ending 2022-12-31 · accession 0001356576-25-000017 (RevenueFromContractWithCustomerExcludingAssessedTax)
  3. 10-K · period ending 2023-12-31 · accession 0001356576-26-000011 (RevenueFromContractWithCustomerExcludingAssessedTax)
  4. 10-K · period ending 2021-12-31 · accession 0001356576-23-000016 (NetIncomeLoss)
  5. 10-K · period ending 2022-12-31 · accession 0001356576-25-000017 (NetIncomeLoss)
  6. 10-K · period ending 2023-12-31 · accession 0001356576-26-000011 (NetIncomeLoss)
  7. 10-K · period ending 2021-12-31 · accession 0001356576-23-000016 (NetCashProvidedByUsedInOperatingActivities)
  8. 10-K · period ending 2022-12-31 · accession 0001356576-25-000017 (NetCashProvidedByUsedInOperatingActivities)
  9. 10-K · period ending 2023-12-31 · accession 0001356576-26-000011 (NetCashProvidedByUsedInOperatingActivities)
  10. 10-K · period ending 2022-12-31 · accession 0001356576-25-000017 (PaymentsToAcquirePropertyPlantAndEquipment)
  11. 10-K · period ending 2023-12-31 · accession 0001356576-26-000011 (PaymentsToAcquirePropertyPlantAndEquipment)
  12. 10-K · period ending 2021-12-31 · accession 0001356576-23-000016 (CashAndCashEquivalentsAtCarryingValue)
  13. 10-K · period ending 2023-12-31 · accession 0001356576-26-000011 (CashAndCashEquivalentsAtCarryingValue)