Twin Tree Management
BMRN icon

Twin Tree Management’s BioMarin Pharmaceuticals BMRN Stock Holding History

Twin Tree Management’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
2026
Q1 		– Sell
-7,800
Closed -$464K – 1301
2025
Q4 		$464K Sell
7,800
-26,300
-77% -$1.43M ﹤0.01% 1147
2025
Q3 		$1.85M Hold
34,100
– – 0.01% 1067
2025
Q2 		$1.87M Buy
+34,100
New +$2.01M ﹤0.01% 1268
2024
Q4 		– Sell
-6,400
Closed -$450K – 1580
2024
Q3 		$450K Sell
6,400
-11,200
-64% -$936K ﹤0.01% 1302
2024
Q2 		$1.45M Sell
17,600
-185,200
-91% -$15.4M ﹤0.01% 1014
2024
Q1 		$17.7M Sell
202,800
-121,600
-37% -$10.9M 0.04% 440
2023
Q4 		$31.3M Buy
+324,400
New +$28.7M 0.06% 325
2022
Q2 		– Sell
-10,000
Closed -$771K – 1503
2022
Q1 		$771K Sell
10,000
-1,600
-14% -$134K ﹤0.01% 1316
2021
Q4 		$1.02M Buy
11,600
+6,000
+107% +$495K ﹤0.01% 1232
2021
Q3 		$433K Buy
+5,600
New +$442K ﹤0.01% 1310
2021
Q2 		– Sell
-6,000
Closed -$453K – 1342
2021
Q1 		$453K Buy
6,000
+1,500
+33% +$123K ﹤0.01% 1073
2020
Q4 		$395K Sell
4,500
-5,000
-53% -$396K ﹤0.01% 1057
2020
Q3 		$723K Buy
+9,500
New +$961K ﹤0.01% 932
2018
Q2 		– Sell
-2,000
Closed -$162K – 1147
2018
Q1 		$162K Buy
+2,000
New +$172K ﹤0.01% 931

Other funds holding BMRN

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Dodge & Cox
Dodge & Cox San Francisco, California $182B AUM 14.68% 1-Year Est. Return
Primecap Management
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
AQR Capital Management Greenwich, Connecticut $218B AUM 29.41% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Viking Global Investors
Viking Global Investors Stamford, Connecticut $35.7B AUM 21.3% 1-Year Est. Return
Citadel Advisors
Citadel Advisors Miami, Florida $618B AUM 30.34% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

Twin Tree Management's BMRN Position: Q3 2025 in Review

Twin Tree Management sold out of BioMarin Pharmaceuticals (BMRN) in Q3 2025, closing a stake of 10,703 shares — an estimated $612K sold.

Twin Tree Management first reported a position in BMRN in Q1 2018 and held it in 18 quarters. The position peaked at $6.94M in Q4 2022. 576 funds tracked by Wall St. Rank hold BMRN as of Q3 2025.

  • Twin Tree Management reported no remaining BioMarin Pharmaceuticals position as of Q3 2025 after selling out during the quarter.
  • Twin Tree Management sold 10,703 BioMarin Pharmaceuticals shares in Q3 2025, an estimated $612K.
  • Twin Tree Management first reported a position in BioMarin Pharmaceuticals in Q1 2018 and held it in 18 quarters.
  • Twin Tree Management's BioMarin Pharmaceuticals position peaked at $6.94M in Q4 2022.
  • 576 funds tracked by Wall St. Rank held BioMarin Pharmaceuticals as of Q3 2025.

Based on Twin Tree Management's 13F filing for Q3 2025, filed 13 Nov 2025.