BioMarin Pharmaceutical ($BMRN) Insider Trading & Smart Money Activity

BioMarin Pharmaceutical Inc. · Biotechnology · Latest filing Oct 14, 2026

BioMarin Pharmaceutical Inc. ($BMRN) has 15 13F position changes and 1 analyst rating on file.

Insider buyers (12 mo)

0

Insider sellers (12 mo)

0

Net insider $ (12 mo)

$0

Congress trades (12 mo)

0

13F moves on file

15

Analyst ratings on file

1

BMRN insider buying and selling by quarter

Quarter	Insider buys	Insider sales	Congress buys / sales	13F added / cut
Q1 2026	0	0	0 / 0	0 / 0
Q2 2026	0	0	0 / 0	11 / 3
Q3 2026	0	0	0 / 0	0 / 0
Q4 2026	0	0	0 / 0	0 / 0

Insider buys and sales count open-market trades only (Form 4 codes P and S). Grants, option exercises and tax withholding are left out.

All BMRN insider, congress, 13F and analyst activity

All 13F Analysts

Date	Source	Who	Action	Shares	Value / amount	ΔOwn	1W	1M	6M	Filing	Story
Oct 14, 2026	Analyst	Barclays	Reiterates to Overweight		PT $114						Read
May 15, 2026	13F	Viking Global Investors	Added	+1.03M sh	$392.23M		+4.4%	+7.4%			—
May 15, 2026	13F	Viking Global Investors	Added	+1.03M sh	$404.09M		+4.4%	+7.4%			—
May 15, 2026	13F	Lmr Partners	Added	+305.76K sh	$18.05M		+4.4%	+7.4%			—
May 15, 2026	13F	Lmr Partners	Added	+305.76K sh	$18.59M		+4.4%	+7.4%			—
May 15, 2026	13F	Caption Management	Added	+35.80K sh	$3.16M		+4.4%	+7.4%			Read
May 15, 2026	13F	Balyasny Asset Management L.P.	New	+1.36M sh	$75.69M		+4.4%	+7.4%			—
May 15, 2026	13F	Balyasny Asset Management L.P.	New	+1.36M sh	$77.98M		+4.4%	+7.4%			—
May 15, 2026	13F	AQR Capital Management	Added	+989.62K sh	$426.36M		+4.4%	+7.4%			—
May 15, 2026	13F	AQR Capital Management	Added	+989.62K sh	$439.25M		+4.4%	+7.4%			—
May 14, 2026	13F	Renaissance Technologies	Reduced	-300.10K sh	$57.34M		+1.6%	+4.5%			—
May 13, 2026	13F	Mariner	Added	+94.62K sh	$15.87M		-6.3%	+4.5%			Read
May 13, 2026	13F	Hudson Bay Capital Management	Added	+304.77K sh	$55.78M		-6.3%	+4.5%			—
May 11, 2026	13F	Primecap Management	Reduced	-355.31K sh	$788.34M		-5.5%	+6.8%			—
May 11, 2026	13F	Primecap Management	Reduced	-355.31K sh	$812.18M		-5.5%	+6.8%			—
Aug 14, 2025	13F	Elliott Investment Management L.P.	Sold out	-3.50M sh							—

1W / 1M / 6M = how BMRN moved from the trade or filing date.

Institutions moving BMRN (13F)

• Viking Global Investors2
• Lmr Partners2
• Balyasny Asset Management L.P.2
• AQR Capital Management2
• Primecap Management2
• Caption Management1
• Renaissance Technologies1
• Mariner1
• Hudson Bay Capital Management1
• Elliott Investment Management L.P.1

Analyst ratings on BMRN

Date	Firm	Action	Rating	Price target	1W	1M	6M	Story
Oct 14, 2026	Barclays	Reiterates	Overweight	$111 → $114				Read

Frequently asked questions

Which institutions changed their BMRN positions?

Recent 13F filers moving the stock include Viking Global Investors, Lmr Partners, Balyasny Asset Management L.P., AQR Capital Management and Primecap Management.

Other biotechnology stocks

• $MDGL
• $CORT
• $BBIO
• $TECH
• $SMMT
• $HALO
• $AXSM
• $EXEL

Data comes from public SEC Form 4 and 13F filings and STOCK Act disclosures. Dates are the trade or filing date reported. This page is for research only and is not investment advice.