CSS LLC’s BioMarin Pharmaceuticals BMRN Stock Holding History

CSS LLC’s Portfolio BMRN Stock Details BMRN Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2021 Q1	–	Sell	-5,200	Closed	-$456K	–	943
2020 Q4	$456K	Hold	5,200	–	–	0.02%	483
2020 Q3	$395K	Buy	+5,200	New	+$526K	0.02%	459
2018 Q4	–	Sell	-7,700	Closed	-$747K	–	537
2018 Q3	$747K	Sell	7,700 -2,900	-27%	-$289K	0.03%	259
2018 Q2	$999K	Buy	10,600 +2,100	+25%	+$184K	0.05%	208
2018 Q1	$689K	Sell	8,500 -5,500	-39%	-$472K	0.03%	267
2017 Q4	$1.25M	Hold	14,000	–	–	0.06%	197
2017 Q3	$1.3M	Buy	14,000 +4,000	+40%	+$353K	0.06%	198
2017 Q2	$908K	Sell	10,000 -11,600	-54%	-$1.06M	0.04%	260
2017 Q1	$1.9M	Sell	21,600 -12,500	-37%	-$1.11M	0.11%	150
2016 Q4	$2.83M	Buy	34,100 +2,000	+6%	+$172K	0.15%	120
2016 Q3	$2.97M	Buy	32,100 +8,000	+33%	+$753K	0.14%	127
2016 Q2	$1.88M	Buy	24,100 +12,000	+99%	+$1.02M	0.13%	152
2016 Q1	$998K	Sell	12,100 -15,800	-57%	-$1.29M	0.06%	236
2015 Q4	$2.92M	Buy	27,900 +27,500	+6,875%	+$2.87M	0.17%	121
2015 Q3	$42K	Buy	+400	New	+$53.4K	﹤0.01%	710

Other funds holding BMRN

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

Dodge & Cox San Francisco, California $182B AUM 14.68% 1-Year Est. Return

Primecap Management Pasadena, California $127B AUM 44.11% 1-Year Est. Return

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

VPM

Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM

AQR Capital Management Greenwich, Connecticut $218B AUM 29.41% 1-Year Est. Return

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

Viking Global Investors Stamford, Connecticut $35.7B AUM 21.3% 1-Year Est. Return

Citadel Advisors Miami, Florida $618B AUM 30.34% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

CSS LLC's BMRN Position: Q1 2026 in Review

CSS LLC reduced its BioMarin Pharmaceuticals (BMRN) stake by 25% in Q1 2026, selling an estimated $303K and leaving 15,980 shares worth $903K. The position accounts for 0.04% of the portfolio, ranked #369.

CSS LLC first reported a position in BMRN in Q3 2016 and has held it in 10 quarters since. The position peaked at $1.3M in Q3 2025. 554 funds tracked by Wall St. Rank hold BMRN as of Q1 2026.

CSS LLC held 15,980 shares of BioMarin Pharmaceuticals worth $903K as of Q1 2026.
CSS LLC sold 5,200 BioMarin Pharmaceuticals shares in Q1 2026, an estimated $303K.
BioMarin Pharmaceuticals made up 0.04% of CSS LLC's portfolio in Q1 2026, its #369 holding.
CSS LLC first reported a position in BioMarin Pharmaceuticals in Q3 2016 and has held it in 10 quarters since.
CSS LLC's BioMarin Pharmaceuticals position peaked at $1.3M in Q3 2025.
554 funds tracked by Wall St. Rank held BioMarin Pharmaceuticals as of Q1 2026.

Based on CSS LLC's 13F filing for Q1 2026, filed 15 May 2026.