Biomarin Pharmaceutical
BMRN on Nasdaq. BioMarin sells medicines for rare genetic conditions to people who have them. Market value $11.1bn.
Price checks use the past 12 months to June 2026. Quality checks use five annual reports, the latest for the year to December 2025.
We can't read total debt from the filing, so debt is left out.
Recent profit includes a big one-time charge, so we price the company excluding that charge.
Should I look at this?
Good business, but not cheap right now
Why it could be worth it
What to watch out for
See cheaper Health care stocks on the list
This is not advice. Check the numbers below.
For every $100 of what the whole company costs, it produced $6.63 of spare cash in the past 12 months. A savings account pays about $4.
You pay 53.3 years of operating profit for the business. The average large US company costs around 18.
The filings do not give us enough to work this out.
Quality score: 70 of 100. Price score: 41 of 100. Our list needs 70 on quality and 60 on price.
$57.54 a share, 17% above its 1-year low
Over the past year the price has ranged from $49.26 to $70.98.
Pays no dividend
Prices from Monday’s close (5 October).
Five years of cash, in billions
| Revenue | |||||
| Revenue | $1.8bn | $2.1bn | $2.4bn | $2.9bn | $3.2bn |
| Operating margin | |||||
| Operating margin | -4.5% | 7.7% | 7.7% | 17.0% | 12.7% |
| Debt to equity | |||||
| Debt to equity | n/a | n/a | n/a | n/a | n/a |
| Shares outstanding | |||||
| Shares outstanding | 0.19bn | 0.19bn | 0.19bn | 0.19bn | 0.19bn |
Health checks
- Free cash flow positive5 of 5 years
- Accounting looks honest (Beneish)Not enough data
- Financial strength (Piotroski)5 of 8 checks we could run
- Profit backed by cash (accruals)Yes
- DebtUnknown
- Revenue growth, five yearsStrong, 11.6% a year
- Buying back its own sharesRoughly flat
The quarter to June 2026
How the business did, compared with the same quarter a year earlier.
- Sales: $990 million last quarter, up 20% on a year ago.
- Profit: $45 million, down 81% on a year ago.
- It keeps 4 cents of each $1 of sales as operating profit, down from 25 cents a year earlier.
- Spare cash over the past 12 months: $738 million, up from $695 million.
- 1% fewer shares than a year ago. Each share owns a bit more of the company.
- Sales grew on a year ago in each of the last 4 quarters.
| Quarter to | Amount |
|---|---|
| September 2024 | $746m |
| December 2024 | $747m |
| March 2025 | $745m |
| June 2025 | $825m |
| September 2025 | $776m |
| December 2025 | $875m |
| March 2026 | $766m |
| June 2026 | $990m |
| Quarter to | Amount |
|---|---|
| September 2024 | $106m |
| December 2024 | $125m |
| March 2025 | $186m |
| June 2025 | $241m |
| September 2025 | -$31m |
| December 2025 | -$47m |
| March 2026 | $106m |
| June 2026 | $45m |
From the company's quarterly reports to the SEC.
Dates
- Next results (estimated)
- n/a
- Last annual report (10-K)
- 26 February 2026
- Next quarterly (estimated, 10-Q)
- 5 November 2026
Who owns it
8 long-term investors we follow own it, up from 6 last quarter. 564 funds in all.
- Dodge & CoxDodge & Cox investment committee
- Value
- $849m
- Share of fund
- 0.4%
- LSV Asset ManagementJosef Lakonishok
- Value
- $50m
- Share of fund
- <0.1%
- Torray Investment PartnersRobert Torray (founder)
- Value
- $4m
- Share of fund
- 0.6%
- GAMCO InvestorsMario Gabelli
- Value
- $743,860
- Share of fund
- <0.1%
| Fund | Value | Share of that fund | Change |
|---|---|---|---|
| Dodge & CoxDodge & Cox investment committee | $849m | 0.4% | |
| Viking Global InvestorsAndreas Halvorsen | $436m | 1.2% | Added |
| LSV Asset ManagementJosef Lakonishok | $50m | <0.1% | |
| Hotchkis & WileyHotchkis & Wiley team | $26m | <0.1% | New |
| Boston PartnersBoston Partners team | $9m | <0.1% | New |
| Torray Investment PartnersRobert Torray (founder) | $4m | 0.6% | |
| Gotham Asset ManagementJoel Greenblatt | $2m | <0.1% | Cut |
| GAMCO InvestorsMario Gabelli | $743,860 | <0.1% |
Largest holders overall
- BlackRock$1.2bnAdded
- Banque Cantonale Vaudoise$916m
- Dodge & Cox$849m
- Primecap Management$812m
- Vanguard Capital Management$500m
- Vanguard Portfolio Management$495mAdded
- Norges Bank$470mNew
- State Street$446mAdded
- Viking Global Investors$436mAdded
- Vestal Point Capital, LP$345mAdded
From 13F filings for the quarter ended 30 June 2026.
Big holders and activists
4 investors own more than 5%.
- BlackRock, Inc.Passive investor9.1%−1.7 ptsSince 31 December 2025
- PRIMECAP MANAGEMENT CO/CA/Passive investor8.2%Since 30 June 2025
- Vanguard Capital ManagementPassive investor5.3%Since 31 March 2026
- Viking Global InvestorsPassive investorat least 4.3%−2.1 pts(filed with 12 related holders)Since 30 September 2025
- Capital Research Global InvestorsPassive investorSold down below 5%Since 31 March 2025
- The Vanguard GroupPassive investorSold down below 5%Since 13 March 2026
| Holder | Stake | Since | |
|---|---|---|---|
BlackRock, Inc. Passive investor | 9.1%−1.7 pts | 31 December 2025 | |
PRIMECAP MANAGEMENT CO/CA/ Passive investor | 8.2% | 30 June 2025 | |
Vanguard Capital Management Passive investor | 5.3% | 31 March 2026 | |
Viking Global Investors Passive investor | at least 4.3%−2.1 pts (filed with 12 related holders) | 30 September 2025 | |
Capital Research Global Investors Passive investor | Sold down below 5% | 31 March 2025 | |
The Vanguard Group Passive investor | Sold down below 5% | 13 March 2026 |
From Schedule 13D and 13G filings: anyone owning more than 5% must file one.
What insiders did
No insider bought shares on the open market in the last 12 months. 3 sold $4m.
- Davis George EricEVP, Chief Legal OfficerSold
- Date
- 2 September 2026
- Shares
- 17,557
- Price
- $66.28
- Value
- $1m
- Friberg Gregory REVP, Chief R&D OfficerSold
- Date
- 7 May 2026
- Shares
- 3,281
- Price
- $53.85
- Value
- $176,682
- Guyer Charles GregEVP, Chief Technical OfficerSold
- Date
- 11 March 2026
- Shares
- 16,486
- Price
- $60.46
- Value
- $996,744
- Friberg Gregory REVP, Chief R&D OfficerSold
- Date
- 26 February 2026
- Shares
- 6,326
- Price
- $60.38
- Value
- $381,964
- Davis George EricEVP, Chief Legal OfficerSold
- Date
- 26 February 2026
- Shares
- 26,061
- Price
- $61.36
- Value
- $2m
| Date | Who | Did | Shares | Price | Value |
|---|---|---|---|---|---|
| 2 September 2026 | Davis George Eric EVP, Chief Legal Officer | Sold | 17,557 | $66.28 | $1m |
| 7 May 2026 | Friberg Gregory R EVP, Chief R&D Officer | Sold | 3,281 | $53.85 | $176,682 |
| 11 March 2026 | Guyer Charles Greg EVP, Chief Technical Officer | Sold | 16,486 | $60.46 | $996,744 |
| 26 February 2026 | Friberg Gregory R EVP, Chief R&D Officer | Sold | 6,326 | $60.38 | $381,964 |
| 26 February 2026 | Davis George Eric EVP, Chief Legal Officer | Sold | 26,061 | $61.36 | $2m |
From Form 4 filings: insiders must report trades in their own company's shares within two days.
Warning signs in its filings
Problems the company itself reported to the SEC, in its own words.
None of the warning signs we check for were found.
We look for five warning signs: doubt it can keep going, weak checks on its own accounts, a notice that its past accounts can't be relied on, a change of auditor, and one customer bringing in a big share of sales. We don't check lawsuits, investigations or debt yet.
We checked the auditor's report, internal controls, restatement notices, auditor changes and big customers in the 10-K filed 26 Feb 2026, plus the 10-Q filed 6 Aug 2026 and 12 later 8-Ks.
A 10-K is the yearly report every US company files with the SEC. An 8-K is a short notice of a big event.
What could go wrong
- It isn't cheap on profits: 53.3× operating profit.
Whether the price already reflects the risks is what the deep dive is for.
What changed in the risks this year
Companies must list what could hurt them each year. These are the parts that changed since last year’s report.
The pending Amicus Acquisition may not be completed on the currently contemplated timeline or terms, or at all.
Could happenThe consummation of the Amicus Acquisition is subject to the satisfaction or waiver of certain conditions. Satisfaction of a number of the conditions is not within our control, and it is possible that such conditions may prevent or delay or otherwise materially adversely affect our ability to complete the Amicus Acquisition. These conditions include, but are not limited to, approval of the Amicus Acquisition by Amicus’ stockholders and the expiration or termination of the relevant waiting period (as it may be extended) under the Hart-Scott-Rodino Antitrust Improvements Act of 1976 and the rules and regulations promulgated thereunder. Neither we nor Amicus can provide assurance that the conditions to completing the Amicus Acquisition will be satisfied or waived, and accordingly, that the Amicus Acquisition will be completed on the timeline that the parties anticipate or at all. If any condition to the Acquisition is not satisfied, it could delay or prevent the Amicus Acquisition from occurring, which could negatively impact us and our growth prospects.
Read moreThe pendency of the Amicus Acquisition could adversely affect our and/or Amicus’ businesses and operations.
Could happenIn connection with the pending Amicus Acquisition, some collaboration partners, vendors or other parties with commercial relationships with either of us or Amicus may delay or defer decisions, which could adversely affect the revenues, earnings, cash flows and expenses of us or Amicus, regardless of whether the Amicus Acquisition is completed. In addition, due to operating covenants in the Agreement and Plan of Merger we entered into with Amicus, Amicus may be unable (without our prior written consent), during the pendency of the Amicus Acquisition, to pursue strategic transactions, undertake significant capital projects or otherwise pursue other actions outside the ordinary course, even if such actions would prove beneficial.
Read moreWe have in the past and may in the future pursue acquisitions of other companies or businesses, which could divert our management’s attention, fail to achieve the anticipated benefits and/or expose us to other risks or difficulties.
Acquisitions could also result in dilutive issuances of equity securities, the incurrence of debt, contingent liabilities, amortization expenses, impairment of goodwill and/or purchased long-lived assets, and restructuring charges, any of which could adversely affect our operating results and financial condition. For example, we have incurred, and plan to incur, significant indebtedness in connection with the Amicus Acquisition. In addition, acquired product candidates, such as BMN 401, may not result in regulatory approval, may not perform as expected, may not be successful, may require significantly greater resources and investments than originally anticipated or may not produce the revenues, earnings or business synergies that we anticipated. As a result, the anticipated benefits of an acquisition may not be realized fully within the expected timeframe or at all or may take longer to realize or cost more than expected, which could materially and adversely affect our business, financial condition, results of operations and growth prospects.
Read moreWe, and the third parties with whom we work, are subject to stringent and evolving U.S. and foreign laws, regulations and rules, contractual obligations, industry standards, policies and other obligations related to data privacy and security. Actual or perceived failure to comply with such obligations by us or the third parties with whom we work could lead to regulatory investigations or actions, litigation, fines and penalties, disruptions of our business operations, reputational harm, loss of revenue or profits, and other adverse business consequences.
Could happenAdditionally, the U.S. Department of Justice issued a rule entitled the Preventing Access to U.S. Sensitive Personal Data and Government-Related Data by Countries of Concern or Covered Persons, which places additional restriction on certain data transactions involving countries of concern (e.g., China, Russia, Iran) and covered persons that may impact certain business activities such as vendor engagements, sale or sharing of data, employment of certain individuals, and investor agreements. Violations of the rule could lead to significant civil and criminal fines and penalties. The rule applies regardless of whether data is anonymized, key-coded, pseudonymized, de-identified or encrypted, which presents particular challenges for companies like ours and may impact our ability to transfer data in connection with certain transactions or agreements.
Read moreWe may not realize the anticipated benefits from the pending Amicus Acquisition.
Could happen• potential unknown liabilities and unforeseen increased expenses, delays or regulatory conditions associated with the Amicus Acquisition; and • performance shortfalls at one or both of the two companies as a result of the diversion of management’s attention caused by completing the Amicus Acquisition and integrating our and Amicus’ operations.
Read more
The deep dive
Everything above is arithmetic on public filings. The deep dive reads the last ten years of annual reports, the proxy statements, and the earnings calls, then argues the case the way Buffett, Klarman, and Hohn would, and checks every claim against the source.
- What the business is worth, as a range, and the margin of safety at today’s price
- Prices to start buying, buy, and buy hard
- The three things that would make this a mistake
- Every number footnoted to the filing it came from
Your first deep dive is free.
Not advice. Numbers on this page come from SEC filings and are updated each night; prices are updated again after the US market closes. The five-year figures are rounded.