BMRNHealthcareLarge-Cap
BIOMARIN PHARMACEUTICAL INC Insider Trading Activity
Every SEC Form 4 insider transaction reported for BIOMARIN PHARMACEUTICAL INC (BMRN), sourced directly from SEC EDGAR and updated as new filings are accepted.
By Trabud Research Team · SEC Form 4 & insider trading data analysts
Last updated:
Quick Answer
Are BMRN insiders buying or selling?
BIOMARIN PHARMACEUTICAL INC insiders reported 2 open-market buys ($1.3M) and 187 sells ($160.8M) across 189 Form 4 filings — a net selling position of $159.5M.
Source: SEC EDGAR Form 4
Key Statistics (as of May 11, 2026)
Total Form 4 filings
189
SEC EDGAR
Insider filers
20
Insider buys (2)
$1.3M
Insider sells (187)
$160.8M
Insider sentiment
Net sellingNet insider flow of $159.5M in net selling.
Recent BMRN insider transactions
| Date | Insider | Role | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| May 11, 2026 | Gregory R Friberg | EVP, Chief R&D Officer | Sale | 3.3K | $53.85 | $176.7K |
| Mar 12, 2026 | Charles Greg Guyer | EVP, Chief Technical Officer | Sale | 16.5K | $60.46 | $996.7K |
| Feb 27, 2026 | Gregory R Friberg | EVP, Chief R&D Officer | Sale | 6.3K | $60.38 | $381.9K |
| Feb 27, 2026 | George Eric Davis | EVP, Chief Legal Officer | Sale | 26.1K | $61.36 | $1.6M |
| May 20, 2025 | Erin Burkhart | GVP, Chief Accounting Officer | Sale | 1.8K | $59.31 | $105.9K |
| May 6, 2025 | Cristin Hubbard | EVP, Chief Commercial Officer | Sale | 273 | $64.92 | $17.7K |
| Mar 20, 2025 | Erin Burkhart | GVP, Chief Accounting Officer | Sale | 1.3K | $71.52 | $92.6K |
| Mar 7, 2025 | Charles Greg Guyer | EVP, Chief Technical Officer | Sale | 7.0K | $71.28 | $501.4K |
| Feb 26, 2025 | Erin Burkhart | GVP, Chief Accounting Officer | Sale | 1.3K | $68.38 | $91.9K |
| Nov 14, 2024 | Charles Greg Guyer | EVP, Chief Technical Officer | Sale | 5.3K | $66.37 | $350.3K |
| Aug 15, 2024 | Erin Burkhart | GVP, Chief Accounting Officer | Sale | 714 | $90.00 | $64.3K |
| May 31, 2024 | Brian Mueller | EVP, Chief Financial Officer | Sale | 5.0K | $75.19 | $375.9K |
| May 30, 2024 | George Eric Davis | EVP, Chief Legal Officer | Sale | 40.9K | $74.51 | $3.0M |
| May 13, 2024 | Jean Jacques Bienaime | Director | Sale | 40.0K | $81.38 | $3.3M |
| May 6, 2024 | George Eric Davis | EVP, Chief Legal Officer | Sale | 1.9K | $85.01 | $157.3K |
| May 6, 2024 | Jeffrey Robert Ajer | EVP, Chief Commercial Officer | Sale | 5.0K | $82.91 | $414.6K |
| Apr 15, 2024 | Jean Jacques Bienaime | Director | Sale | 40.0K | $91.13 | $3.6M |
| Apr 12, 2024 | Erin Burkhart | GVP, Chief Accounting Officer | Sale | 2.3K | $90.00 | $205.7K |
| Mar 7, 2024 | Henry J Fuchs | President, Worldwide R&D | Sale | 35.3K | $85.18 | $3.0M |
| Mar 7, 2024 | Jean Jacques Bienaime | Director | Sale | 2.0K | $86.11 | $172.2K |
| Mar 7, 2024 | Jeffrey Robert Ajer | EVP, Chief Commercial Officer | Sale | 4.0K | $87.07 | $348.3K |
| Feb 29, 2024 | Jean Jacques Bienaime | Director | Sale | 1.0K | $90.35 | $90.3K |
| Feb 12, 2024 | Jean Jacques Bienaime | Director | Sale | 30.0K | $89.03 | $2.7M |
| Dec 14, 2023 | George Eric Davis | EVP, Chief Legal Officer | Sale | 13.8K | $95.30 | $1.3M |
| Aug 17, 2023 | Jeffrey Robert Ajer | EVP, Chief Commercial Officer | Sale | 5.0K | $90.00 | $450.0K |
Showing the 25 most recent of 189 Form 4 filings for BIOMARIN PHARMACEUTICAL INC.
Most active BMRN insiders
- Jean Jacques Bienaime75 filings
- Jeffrey Robert Ajer25 filings
- George Eric Davis18 filings
- Brian Mueller15 filings
- Bryan V Lawlis14 filings
Ask anything about BMRN insider activity
Use Trabud's AI agent to query BIOMARIN PHARMACEUTICAL INC's Form 4 history in plain English — "Show me BMRN CEO purchases this year" or compare it against any other ticker.
Open the AI agentBMRN insider trading FAQ
Are BIOMARIN PHARMACEUTICAL INC insiders buying or selling?
Across 189 SEC Form 4 filings, BIOMARIN PHARMACEUTICAL INC (BMRN) insiders reported 2 open-market purchases totaling $1.3M and 187 sales totaling $160.8M. That is a net selling position of $159.5M.
How many insiders trade BMRN stock?
20 distinct insider filers — officers, directors, 10%+ owners, and investment groups filing jointly — have reported Form 4 transactions for BIOMARIN PHARMACEUTICAL INC. The most recent filing was accepted on May 11, 2026.
Where does Trabud get BMRN insider trading data?
All BMRN insider trading data comes directly from official SEC EDGAR Form 4 filings, which corporate insiders must submit within two business days of a transaction under Section 16(a) of the Securities Exchange Act of 1934.
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