Holdings of BlackRock Health Sciences Opportunities Portfolio
BlackRock Funds ·140 declared positions · as of Feb 27, 2026
Original filing · Net assets 6.5B $ · Ten largest lines: 48.2 % of the equity sleeve
Sector breakdown
- Health care 80.7 %
- Materials 0.6 %
- Technology 0.3 %
- Consumer discretionary 0.2 %
- Industrials 0.2 %
- Unattributed 17.9 %
Titelia classification, company by company. The unattributed share stays visible.
Currency breakdown
- USD 97.5 %
- GBP 1.5 %
- CHF 0.5 %
- EUR 0.3 %
- JPY 0.2 %
- DKK 0.1 %
The quoted currency of each line, as declared.
Country breakdown
- US 93.4 %
- IL 1.9 %
- GB 1.5 %
- NL 1.5 %
- CH 0.5 %
- BE 0.3 %
- BM 0.2 %
- JP 0.2 %
- CA 0.1 %
- JE 0.1 %
- SG 0.1 %
- DE 0.1 %
- Other countries 0.1 %
Shares computed on the equity sleeve.
| Rank | Country | Lines | Value | Share |
|---|---|---|---|---|
| 1 | US | 124 | 5.9B $ | 93.40 % |
| 2 | IL | 1 | 117.7M $ | 1.85 % |
| 3 | GB | 2 | 95.9M $ | 1.51 % |
| 4 | NL | 1 | 93.1M $ | 1.46 % |
| 5 | CH | 2 | 34.7M $ | 0.55 % |
| 6 | BE | 2 | 17.5M $ | 0.27 % |
| 7 | BM | 1 | 13.6M $ | 0.21 % |
| 8 | JP | 1 | 13.3M $ | 0.21 % |
| 9 | CA | 1 | 8M $ | 0.13 % |
| 10 | JE | 1 | 7.9M $ | 0.12 % |
| 11 | SG | 1 | 4.8M $ | 0.08 % |
| 12 | DE | 1 | 4.6M $ | 0.07 % |
Positions
| Rank | Company | Shares | Value | Weight |
|---|---|---|---|---|
| 1 | Eli Lilly & Co | 704,342 | 741M $ | 11.34 % |
| 2 | Johnson & Johnson | 2,688,331 | 667.9M $ | 10.22 % |
| 3 | AbbVie Inc | 1,157,700 | 268.7M $ | 4.11 % |
| 4 | Gilead Sciences Inc | 1,736,422 | 258.6M $ | 3.96 % |
| 5 | Merck & Co Inc | 1,871,806 | 231.8M $ | 3.55 % |
| 6 | Amgen Inc | 588,158 | 228.3M $ | 3.49 % |
| 7 | UnitedHealth Group Inc | 677,911 | 198.8M $ | 3.04 % |
| 8 | Intuitive Surgical Inc | 319,051 | 160.6M $ | 2.46 % |
| 9 | Abbott Laboratories | 1,361,894 | 158.5M $ | 2.43 % |
| 10 | Danaher Corp | 716,192 | 150.9M $ | 2.31 % |
| 11 | Thermo Fisher Scientific Inc | 285,286 | 148.7M $ | 2.28 % |
| 12 | Edwards Lifesciences Corp | 1,710,975 | 147.9M $ | 2.26 % |
| 13 | Vertex Pharmaceuticals Inc | 273,318 | 135.8M $ | 2.08 % |
| 14 | Medtronic PLC | 1,336,319 | 130.5M $ | 2.00 % |
| 15 | Stryker Corp | 333,071 | 129.1M $ | 1.98 % |
| 16 | Teva Pharmaceutical Industries Ltd | 3,475,093 | 117.7M $ | 1.80 % |
| 17 | Cencora Inc | 265,860 | 98.9M $ | 1.51 % |
| 18 | Boston Scientific Corp | 1,284,362 | 98.7M $ | 1.51 % |
| 19 | AstraZeneca PLC | 449,772 | 94.6M $ | 1.45 % |
| 20 | Argenx SE | 121,340 | 93.1M $ | 1.42 % |
| 21 | McKesson Corp | 79,662 | 78.7M $ | 1.20 % |
| 22 | Biogen Inc | 364,188 | 69.9M $ | 1.07 % |
| 23 | Alnylam Pharmaceuticals Inc | 207,149 | 69M $ | 1.06 % |
| 24 | Regeneron Pharmaceuticals, Inc. | 87,659 | 68.5M $ | 1.05 % |
| 25 | Bristol-Myers Squibb Co | 1,097,084 | 68.4M $ | 1.05 % |
| 26 | HCA Healthcare Inc | 125,705 | 66.6M $ | 1.02 % |
| 27 | Exact Sciences Corp | 548,069 | 56.7M $ | 0.87 % |
| 28 | Rhythm Pharmaceuticals Inc | 538,793 | 50M $ | 0.76 % |
| 29 | IDEXX Laboratories Inc | 74,621 | 49M $ | 0.75 % |
| 30 | Dexcom Inc | 663,769 | 48.7M $ | 0.75 % |
| 31 | Penumbra Inc | 133,216 | 45.9M $ | 0.70 % |
| 32 | Insmed Inc | 301,353 | 45M $ | 0.69 % |
| 33 | Novartis AG | 251,660 | 42.4M $ | 0.65 % |
| 34 | Incyte Corp | 396,174 | 40.1M $ | 0.61 % |
| 35 | Medline Inc | 842,573 | 40M $ | 0.61 % |
| 36 | Waters Corp | 124,449 | 39.7M $ | 0.61 % |
| 37 | Protagonist Therapeutics Inc | 370,408 | 34.1M $ | 0.52 % |
| 38 | Agilent Technologies Inc | 271,239 | 32.9M $ | 0.50 % |
| 39 | Pfizer Inc | 1,184,622 | 32.8M $ | 0.50 % |
| 40 | Nuvalent Inc | 315,841 | 32.2M $ | 0.49 % |
| 41 | Cogent Biosciences Inc | 820,419 | 31.9M $ | 0.49 % |
| 42 | Guardant Health Inc | 336,665 | 31.6M $ | 0.48 % |
| 43 | Revolution Medicines Inc | 302,995 | 30.9M $ | 0.47 % |
| 44 | Moderna Inc | 560,799 | 30M $ | 0.46 % |
| 45 | Galderma Group AG | 153,331 | 28.9M $ | 0.44 % |
| 46 | CVS Health Corp | 359,282 | 28.7M $ | 0.44 % |
| 47 | Elevance Health Inc | 88,605 | 28.4M $ | 0.43 % |
| 48 | United Therapeutics Corp | 55,689 | 28.1M $ | 0.43 % |
| 49 | Natera Inc | 130,279 | 27.1M $ | 0.41 % |
| 50 | IQVIA Holdings Inc | 141,190 | 25.2M $ | 0.39 % |
| 51 | Cooper Cos Inc/The | 293,135 | 24.5M $ | 0.38 % |
| 52 | Centene Corp | 545,618 | 24.5M $ | 0.37 % |
| 53 | BioMarin Pharmaceutical Inc | 322,635 | 19.9M $ | 0.30 % |
| 54 | Illumina Inc | 145,933 | 19.6M $ | 0.30 % |
| 55 | GE HealthCare Technologies Inc | 226,856 | 19.1M $ | 0.29 % |
| 56 | Bruker Corp | 471,949 | 18.9M $ | 0.29 % |
| 57 | Veeva Systems Inc | 99,401 | 18.1M $ | 0.28 % |
| 58 | Quest Diagnostics Inc | 85,193 | 18.1M $ | 0.28 % |
| 59 | Repligen Corp | 136,584 | 17.6M $ | 0.27 % |
| 60 | Stoke Therapeutics Inc | 473,152 | 17.2M $ | 0.26 % |
| 61 | STERIS PLC | 64,935 | 16.4M $ | 0.25 % |
| 62 | UCB SA | 53,577 | 16.1M $ | 0.25 % |
| 63 | Terns Pharmaceuticals Inc | 367,842 | 15.5M $ | 0.24 % |
| 64 | West Pharmaceutical Services Inc | 60,429 | 15.4M $ | 0.24 % |
| 65 | Summit Therapeutics Inc | 924,148 | 15.3M $ | 0.23 % |
| 66 | Viridian Therapeutics Inc | 516,095 | 15.2M $ | 0.23 % |
| 67 | Humana Inc | 78,693 | 15M $ | 0.23 % |
| 68 | Viking Therapeutics Inc | 425,324 | 14.4M $ | 0.22 % |
| 69 | Apogee Therapeutics Inc | 202,950 | 14.2M $ | 0.22 % |
| 70 | Ionis Pharmaceuticals Inc | 170,008 | 13.8M $ | 0.21 % |
| 71 | LB Pharmaceuticals Inc | 567,627 | 13.6M $ | 0.21 % |
| 72 | Bridgebio Pharma Inc | 204,874 | 13.6M $ | 0.21 % |
| 73 | Roivant Sciences Ltd | 468,548 | 13.6M $ | 0.21 % |
| 74 | Daiichi Sankyo Co Ltd | 673,800 | 13.3M $ | 0.20 % |
| 75 | Elanco Animal Health Inc | 483,249 | 12.8M $ | 0.20 % |
| 76 | Cytokinetics Inc | 184,777 | 11.5M $ | 0.18 % |
| 77 | Bio-Techne Corp | 193,925 | 11.4M $ | 0.18 % |
| 78 | MBX Biosciences Inc | 333,350 | 10.9M $ | 0.17 % |
| 79 | Arcellx Inc | 92,964 | 10.6M $ | 0.16 % |
| 80 | Glaukos Corp | 87,150 | 10.5M $ | 0.16 % |
| 81 | Hologic Inc | 138,368 | 10.4M $ | 0.16 % |
| 82 | Agios Pharmaceuticals Inc | 344,876 | 10.4M $ | 0.16 % |
| 83 | Neurocrine Biosciences Inc | 78,721 | 10.4M $ | 0.16 % |
| 84 | Exelixis Inc | 231,652 | 10.2M $ | 0.16 % |
| 85 | Charles River Laboratories International Inc | 56,177 | 10M $ | 0.15 % |
| 86 | Scholar Rock Holding Corp | 226,209 | 10M $ | 0.15 % |
| 87 | Eikon Therapeutics Inc | 722,389 | 10M $ | 0.15 % |
| 88 | Erasca Inc | 709,864 | 9.7M $ | 0.15 % |
| 89 | Arcus Biosciences Inc | 455,542 | 9.3M $ | 0.14 % |
| 90 | Alumis Inc | 293,662 | 8.7M $ | 0.13 % |
| 91 | Maze Therapeutics Inc | 184,453 | 8.4M $ | 0.13 % |
| 92 | Ventyx Biosciences Inc | 590,649 | 8.3M $ | 0.13 % |
| 93 | Bright Minds Biosciences Inc | 95,655 | 8M $ | 0.12 % |
| 94 | Novocure Ltd | 574,295 | 7.9M $ | 0.12 % |
| 95 | Edgewise Therapeutics Inc | 256,164 | 7.8M $ | 0.12 % |
| 96 | RadNet Inc | 108,100 | 7.5M $ | 0.12 % |
| 97 | AVIDITY BIOSCIENCES INC | 99,483 | 7.2M $ | 0.11 % |
| 98 | Intellia Therapeutics Inc | 518,392 | 7.1M $ | 0.11 % |
| 99 | Enanta Pharmaceuticals Inc | 492,001 | 7M $ | 0.11 % |
| 100 | Denali Therapeutics Inc | 329,179 | 7M $ | 0.11 % |