BMRN

Biomarin Pharmaceutical INC

Insider trading activity for Biomarin Pharmaceutical INC, straight from SEC Form 4 filings. Net figures below count open-market buys and sales only — grants, option exercises and tax withholding are excluded because they are compensation, not decisions to trade.

Past 3 months

-$1.2M

net selling

Bought(0 · 0 insiders): $0
Sold(1 · 1 insiders): $1.2M

Past 6 months

-$1.3M

net selling

Bought(0 · 0 insiders): $0
Sold(2 · 2 insiders): $1.3M

Past 12 months

-$4.3M

net selling

Bought(0 · 0 insiders): $0
Sold(5 · 3 insiders): $4.3M

Transaction history

The 68 most recent Form 4 transactions.

Open in screener →

Insider transactions, newest first: date, security, transaction type, size and a link to the filing each row came from.
Date	Insider	Role	Type	Shares	Price	Value	Δ Own	Filing
Sep 10	Plenge Robert M	Director	AGRANT	6,140	—	—	—	Open the original filing on SEC.gov
Sep 2	Davis George Eric	EVP, Chief Legal Officer	SSELL	17,557	$66.28	$1.2M	-22.4%	Open the original filing on SEC.gov
Jun 2	Countouriotis Athena	Director	AGRANT	7,490	—	—	+55.3%	Open the original filing on SEC.gov
Jun 2	Walbert Timothy P	Director	AGRANT	7,490	—	—	+76.6%	Open the original filing on SEC.gov
Jun 2	Ho Maykin	Director	AGRANT	7,490	—	—	+26.7%	Open the original filing on SEC.gov
Jun 2	Hombach Robert J.	Director	AGRANT	7,490	—	—	+17.9%	Open the original filing on SEC.gov
Jun 2	Enyedy Mark J	Director	AGRANT	7,490	—	—	+55.3%	Open the original filing on SEC.gov
Jun 2	Dere Willard H	Director	AGRANT	7,490	—	—	+19.2%	Open the original filing on SEC.gov
Jun 2	Clark Ian T	Director	AGRANT	7,490	—	—	+107.0%	Open the original filing on SEC.gov
Jun 2	Bodem Barbara W.	Director	AGRANT	7,490	—	—	+55.3%	Open the original filing on SEC.gov
Jun 2	Anderson Elizabeth M	Director	AGRANT	7,490	—	—	+21.7%	Open the original filing on SEC.gov
May 20	Hubbard Cristin	EVP, Chief Commercial…	FTAX	2,318	$50.20	$116.4K	-5.2%	Open the original filing on SEC.gov
May 7	Friberg Gregory R	EVP, Chief R&D Officer	SSELL	3,281	$53.85	$176.7K	-5.9%	Open the original filing on SEC.gov
Mar 18	Davis George Eric	EVP, Chief Legal Officer	FTAX	1,273	$56.05	$71.4K	-1.6%	Open the original filing on SEC.gov
Mar 17	Hubbard Cristin	EVP, Chief Commercial…	FTAX	1,245	$56.05	$69.8K	-2.7%	Open the original filing on SEC.gov
Mar 17	Friberg Gregory R	EVP, Chief R&D Officer	FTAX	1,629	$56.05	$91.3K	-2.9%	Open the original filing on SEC.gov
Mar 17	Guyer Charles Greg	EVP, Chief Technical…	FTAX	1,693	$56.05	$94.9K	-2.0%	Open the original filing on SEC.gov
Mar 17	Mueller Brian	EVP, Chief Financial…	FTAX	2,117	$56.05	$118.7K	-1.7%	Open the original filing on SEC.gov
Mar 17	Hardy Alexander	Chief Executive Officer	FTAX	4,252	$56.05	$238.3K	-1.9%	Open the original filing on SEC.gov
Mar 16	Guyer Charles Greg	EVP, Chief Technical…	AGRANT◆	35,680	—	—	—	Open the original filing on SEC.gov
Mar 16	Guyer Charles Greg	EVP, Chief Technical…	AGRANT	14,990	—	—	+21.2%	Open the original filing on SEC.gov
Mar 16	Davis George Eric	EVP, Chief Legal Officer	AGRANT◆	34,690	—	—	—	Open the original filing on SEC.gov
Mar 16	Davis George Eric	EVP, Chief Legal Officer	AGRANT	14,570	—	—	+22.3%	Open the original filing on SEC.gov
Mar 16	Davis George Eric	EVP, Chief Legal Officer	FTAX	7,177	$58.51	$419.9K	-9.9%	Open the original filing on SEC.gov
Mar 16	Mueller Brian	EVP, Chief Financial…	AGRANT◆	44,600	—	—	—	Open the original filing on SEC.gov
Mar 16	Mueller Brian	EVP, Chief Financial…	AGRANT	18,740	—	—	+17.6%	Open the original filing on SEC.gov
Mar 16	Hardy Alexander	Chief Executive Officer	AGRANT◆	89,200	—	—	—	Open the original filing on SEC.gov
Mar 16	Hardy Alexander	Chief Executive Officer	AGRANT	62,440	—	—	+39.9%	Open the original filing on SEC.gov
Mar 16	Hubbard Cristin	EVP, Chief Commercial…	AGRANT◆	36,680	—	—	—	Open the original filing on SEC.gov
Mar 16	Hubbard Cristin	EVP, Chief Commercial…	AGRANT	15,410	—	—	+50.3%	Open the original filing on SEC.gov
Mar 16	Friberg Gregory R	EVP, Chief R&D Officer	AGRANT◆	45,600	—	—	—	Open the original filing on SEC.gov
Mar 16	Friberg Gregory R	EVP, Chief R&D Officer	AGRANT	19,150	—	—	+51.0%	Open the original filing on SEC.gov
Mar 13	Guyer Charles Greg	EVP, Chief Technical…	FTAX	9,109	$58.51	$533K	-11.4%	Open the original filing on SEC.gov
Mar 13	Mueller Brian	EVP, Chief Financial…	FTAX	9,945	$58.51	$581.9K	-8.5%	Open the original filing on SEC.gov
Mar 13	Hardy Alexander	Chief Executive Officer	FTAX	2,941	$58.51	$172.1K	-1.8%	Open the original filing on SEC.gov
Mar 11	Guyer Charles Greg	EVP, Chief Technical…	SSELL	16,486	$60.46	$996.7K	-17.1%	Open the original filing on SEC.gov
Feb 26	Friberg Gregory R	EVP, Chief R&D Officer	SSELL	6,326	$60.38	$381.9K	-14.4%	Open the original filing on SEC.gov
Feb 26	Davis George Eric	EVP, Chief Legal Officer	SSELL	26,061	$61.36	$1.6M	-26.5%	Open the original filing on SEC.gov
Feb 25	Guyer Charles Greg	EVP, Chief Technical…	AGRANT	2,371	—	—	+2.5%	Open the original filing on SEC.gov
Feb 25	Guyer Charles Greg	EVP, Chief Technical…	AGRANT	6,675	—	—	+7.6%	Open the original filing on SEC.gov
Feb 25	Guyer Charles Greg	EVP, Chief Technical…	AGRANT	6,176	—	—	+7.6%	Open the original filing on SEC.gov
Feb 25	Davis George Eric	EVP, Chief Legal Officer	AGRANT	2,372	—	—	+2.5%	Open the original filing on SEC.gov
Feb 25	Davis George Eric	EVP, Chief Legal Officer	AGRANT	6,675	—	—	+7.5%	Open the original filing on SEC.gov
Feb 25	Davis George Eric	EVP, Chief Legal Officer	AGRANT	6,177	—	—	+7.4%	Open the original filing on SEC.gov
Feb 25	Mueller Brian	EVP, Chief Financial…	AGRANT	2,569	—	—	+2.3%	Open the original filing on SEC.gov
Feb 25	Mueller Brian	EVP, Chief Financial…	AGRANT	7,230	—	—	+6.8%	Open the original filing on SEC.gov
Feb 25	Mueller Brian	EVP, Chief Financial…	AGRANT	6,683	—	—	+6.7%	Open the original filing on SEC.gov
Jan 20	Ramchandani Rashmi…	VP, Chief Accounting…	AGRANT◆	18,220	—	—	—	Open the original filing on SEC.gov
Jan 20	Ramchandani Rashmi…	VP, Chief Accounting…	AGRANT	7,070	—	—	+38.1%	Open the original filing on SEC.gov
Jan 20	Ramchandani Rashmi…	VP, Chief Accounting…	AGRANT	18,540	—	—	—	Open the original filing on SEC.gov
Dec 1, 2025	Hardy Alexander	Chief Executive Officer	FTAX	16,570	$55.03	$911.8K	-9.4%	Open the original filing on SEC.gov
Sep 30, 2025	Friberg Gregory R	EVP, Chief R&D Officer	FTAX	3,304	$54.16	$178.9K	-7.1%	Open the original filing on SEC.gov
Aug 1, 2025	Clark Ian T	Director	AGRANT	7,000	—	—	—	Open the original filing on SEC.gov
May 20, 2025	Burkhart Erin	GVP, Chief Accounting…	SSELL◷	1,786	$59.31	$105.9K	-11.2%	Open the original filing on SEC.gov
May 20, 2025	Hubbard Cristin	EVP, Chief Commercial…	FTAX	2,155	$59.93	$129.1K	-6.6%	Open the original filing on SEC.gov
May 20, 2025	Walbert Timothy P	Director	AGRANT	6,650	—	—	+212.5%	Open the original filing on SEC.gov
May 20, 2025	Meier Richard A	Director	AGRANT	6,650	—	—	+5.5%	Open the original filing on SEC.gov
May 20, 2025	Hombach Robert J.	Director	AGRANT	6,650	—	—	+18.9%	Open the original filing on SEC.gov
May 20, 2025	Ho Maykin	Director	AGRANT	6,650	—	—	+31.1%	Open the original filing on SEC.gov
May 20, 2025	Enyedy Mark J	Director	AGRANT	6,650	—	—	+96.4%	Open the original filing on SEC.gov
May 20, 2025	Dere Willard H	Director	AGRANT	6,650	—	—	+20.6%	Open the original filing on SEC.gov
May 20, 2025	Countouriotis Athena	Director	AGRANT	6,650	—	—	+96.4%	Open the original filing on SEC.gov
May 20, 2025	Bodem Barbara W.	Director	AGRANT	6,650	—	—	+96.3%	Open the original filing on SEC.gov
May 20, 2025	Anderson Elizabeth M	Director	AGRANT	6,650	—	—	+23.9%	Open the original filing on SEC.gov
May 19, 2025	Burkhart Erin	GVP, Chief Accounting…	FTAX◷	996	$59.27	$59K	-5.9%	Open the original filing on SEC.gov
May 2, 2025	Hubbard Cristin	EVP, Chief Commercial…	SSELL◷	273	$64.92	$17.7K	-0.8%	Open the original filing on SEC.gov
Apr 30, 2025	Hubbard Cristin	EVP, Chief Commercial…	AGRANT◷	273	$54.14	$14.8K	+0.8%	Open the original filing on SEC.gov
Apr 30, 2025	Hardy Alexander	Chief Executive Officer	AGRANT	375	$54.14	$20.3K	+0.2%	Open the original filing on SEC.gov

AGRANT—

Plenge Robert M · DirectorSep 10

6,140 sh

SSELL$1.2M

Davis George Eric · EVP, Chief Legal…Sep 2

17,557 sh @ $66.28 · -22.4% own

AGRANT—

Countouriotis Athena · DirectorJun 2

7,490 sh · +55.3% own

AGRANT—

Walbert Timothy P · DirectorJun 2

7,490 sh · +76.6% own

AGRANT—

Ho Maykin · DirectorJun 2

7,490 sh · +26.7% own

AGRANT—

Hombach Robert J. · DirectorJun 2

7,490 sh · +17.9% own

AGRANT—

Enyedy Mark J · DirectorJun 2

7,490 sh · +55.3% own

AGRANT—

Dere Willard H · DirectorJun 2

7,490 sh · +19.2% own

AGRANT—

Clark Ian T · DirectorJun 2

7,490 sh · +107.0% own

AGRANT—

Bodem Barbara W. · DirectorJun 2

7,490 sh · +55.3% own

AGRANT—

Anderson Elizabeth M · DirectorJun 2

7,490 sh · +21.7% own

FTAX$116.4K

Hubbard Cristin · EVP, Chief Commerc…May 20

2,318 sh @ $50.20 · -5.2% own

SSELL$176.7K

Friberg Gregory R · EVP, Chief R&D…May 7

3,281 sh @ $53.85 · -5.9% own

FTAX$71.4K

Davis George Eric · EVP, Chief Legal…Mar 18

1,273 sh @ $56.05 · -1.6% own

FTAX$69.8K

Hubbard Cristin · EVP, Chief Commerc…Mar 17

1,245 sh @ $56.05 · -2.7% own

FTAX$91.3K

Friberg Gregory R · EVP, Chief R&D…Mar 17

1,629 sh @ $56.05 · -2.9% own

FTAX$94.9K

Guyer Charles Greg · EVP, Chief Technic…Mar 17

1,693 sh @ $56.05 · -2.0% own

FTAX$118.7K

Mueller Brian · EVP, Chief Financi…Mar 17

2,117 sh @ $56.05 · -1.7% own

FTAX$238.3K

Hardy Alexander · Chief Executive…Mar 17

4,252 sh @ $56.05 · -1.9% own

AGRANT◆—

Guyer Charles Greg · EVP, Chief Technic…Mar 16

35,680 sh

AGRANT—

Guyer Charles Greg · EVP, Chief Technic…Mar 16

14,990 sh · +21.2% own

AGRANT◆—

Davis George Eric · EVP, Chief Legal…Mar 16

34,690 sh

AGRANT—

Davis George Eric · EVP, Chief Legal…Mar 16

14,570 sh · +22.3% own

FTAX$419.9K

Davis George Eric · EVP, Chief Legal…Mar 16

7,177 sh @ $58.51 · -9.9% own

AGRANT◆—

Mueller Brian · EVP, Chief Financi…Mar 16

44,600 sh

AGRANT—

Mueller Brian · EVP, Chief Financi…Mar 16

18,740 sh · +17.6% own

AGRANT◆—

Hardy Alexander · Chief Executive…Mar 16

89,200 sh

AGRANT—

Hardy Alexander · Chief Executive…Mar 16

62,440 sh · +39.9% own

AGRANT◆—

Hubbard Cristin · EVP, Chief Commerc…Mar 16

36,680 sh

AGRANT—

Hubbard Cristin · EVP, Chief Commerc…Mar 16

15,410 sh · +50.3% own

AGRANT◆—

Friberg Gregory R · EVP, Chief R&D…Mar 16

45,600 sh

AGRANT—

Friberg Gregory R · EVP, Chief R&D…Mar 16

19,150 sh · +51.0% own

FTAX$533K

Guyer Charles Greg · EVP, Chief Technic…Mar 13

9,109 sh @ $58.51 · -11.4% own

FTAX$581.9K

Mueller Brian · EVP, Chief Financi…Mar 13

9,945 sh @ $58.51 · -8.5% own

FTAX$172.1K

Hardy Alexander · Chief Executive…Mar 13

2,941 sh @ $58.51 · -1.8% own

SSELL$996.7K

Guyer Charles Greg · EVP, Chief Technic…Mar 11

16,486 sh @ $60.46 · -17.1% own

SSELL$381.9K

Friberg Gregory R · EVP, Chief R&D…Feb 26

6,326 sh @ $60.38 · -14.4% own

SSELL$1.6M

Davis George Eric · EVP, Chief Legal…Feb 26

26,061 sh @ $61.36 · -26.5% own

AGRANT—

Guyer Charles Greg · EVP, Chief Technic…Feb 25

2,371 sh · +2.5% own

AGRANT—

Guyer Charles Greg · EVP, Chief Technic…Feb 25

6,675 sh · +7.6% own

AGRANT—

Guyer Charles Greg · EVP, Chief Technic…Feb 25

6,176 sh · +7.6% own

AGRANT—

Davis George Eric · EVP, Chief Legal…Feb 25

2,372 sh · +2.5% own

AGRANT—

Davis George Eric · EVP, Chief Legal…Feb 25

6,675 sh · +7.5% own

AGRANT—

Davis George Eric · EVP, Chief Legal…Feb 25

6,177 sh · +7.4% own

AGRANT—

Mueller Brian · EVP, Chief Financi…Feb 25

2,569 sh · +2.3% own

AGRANT—

Mueller Brian · EVP, Chief Financi…Feb 25

7,230 sh · +6.8% own

AGRANT—

Mueller Brian · EVP, Chief Financi…Feb 25

6,683 sh · +6.7% own

AGRANT◆—

Ramchandani Rashmi… · VP, Chief Accounti…Jan 20

18,220 sh

AGRANT—

Ramchandani Rashmi… · VP, Chief Accounti…Jan 20

7,070 sh · +38.1% own

AGRANT—

Ramchandani Rashmi… · VP, Chief Accounti…Jan 20

18,540 sh

FTAX$911.8K

Hardy Alexander · Chief Executive…Dec 1, 2025

16,570 sh @ $55.03 · -9.4% own

FTAX$178.9K

Friberg Gregory R · EVP, Chief R&D…Sep 30, 2025

3,304 sh @ $54.16 · -7.1% own

AGRANT—

Clark Ian T · DirectorAug 1, 2025

7,000 sh

SSELL◷$105.9K

Burkhart Erin · GVP, Chief Account…May 20, 2025

1,786 sh @ $59.31 · -11.2% own

FTAX$129.1K

Hubbard Cristin · EVP, Chief Commerc…May 20, 2025

2,155 sh @ $59.93 · -6.6% own

AGRANT—

Walbert Timothy P · DirectorMay 20, 2025

6,650 sh · +212.5% own

AGRANT—

Meier Richard A · DirectorMay 20, 2025

6,650 sh · +5.5% own

AGRANT—

Hombach Robert J. · DirectorMay 20, 2025

6,650 sh · +18.9% own

AGRANT—

Ho Maykin · DirectorMay 20, 2025

6,650 sh · +31.1% own

AGRANT—

Enyedy Mark J · DirectorMay 20, 2025

6,650 sh · +96.4% own

AGRANT—

Dere Willard H · DirectorMay 20, 2025

6,650 sh · +20.6% own

AGRANT—

Countouriotis Athena · DirectorMay 20, 2025

6,650 sh · +96.4% own

AGRANT—

Bodem Barbara W. · DirectorMay 20, 2025

6,650 sh · +96.3% own

AGRANT—

Anderson Elizabeth M · DirectorMay 20, 2025

6,650 sh · +23.9% own

FTAX◷$59K

Burkhart Erin · GVP, Chief Account…May 19, 2025

996 sh @ $59.27 · -5.9% own

SSELL◷$17.7K

Hubbard Cristin · EVP, Chief Commerc…May 2, 2025

273 sh @ $64.92 · -0.8% own

AGRANT◷$14.8K

Hubbard Cristin · EVP, Chief Commerc…Apr 30, 2025

273 sh @ $54.14 · +0.8% own

AGRANT$20.3K

Hardy Alexander · Chief Executive…Apr 30, 2025

375 sh @ $54.14 · +0.2% own

Filing record

How quickly insiders here report their trades. Section 16 allows two business days from the transaction.

2 of 43 filings we hold were filed after the two-business-day deadline. The furthest past the deadline was 144 business days late.

Form 4 filings made after the two-business-day deadline, with the transaction date, the filing date and the number of business days between them.
Traded	Filed	Insider	Past deadline	Largest line	Source
Apr 30, 2025	Dec 1, 2025	Hardy AlexanderChief Executive Officer	144days · about 7 months	$911.8K	Filing ↗
Apr 30, 2025	May 5, 2025	Hubbard CristinEVP, Chief Commercial Officer	1day	$17.7K	Filing ↗

Hardy AlexanderChief Executive Officer

144days · about 7 months

Traded Apr 30, 2025 · filed Dec 1, 2025Filing ↗

Hubbard CristinEVP, Chief Commercial Officer

1day

Traded Apr 30, 2025 · filed May 5, 2025Filing ↗

Counted in business days from the transaction date, or the deemed execution date where the filing reports one, excluding weekends and federal holidays. How this is measured · All late filings

Insiders at this company

Everyone who has filed a Form 4 for this issuer.

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