CUSIP: 10806X102 | NYSE | Healthcare · Biotechnology | Large Cap | 938 institutional holders
5%+ stakes reported outside the quarterly cycle. A 13D is due within five business days of the event below, so these figures lead the holders table until the filer's next 13F catches up to them.
| Holder | Shares | % of Class | Change | Event Date | vs 13F |
|---|---|---|---|---|---|
| 13GBlackRock, Inc. | 9,892,226 | 5.1% | +158,464 | Sep 30, 2026 | 92d ahead of 13F (10,287,156 sh) · −394,930 |
| 13D/AKKR & Co. Inc. with KKR Genetic Disorder L.P., KKR Genetic Disorder GP LLC | 9,232,739 | 4.7% | Newly reported | Aug 13, 2026 | No 13F filer matched |
| 13D/AViking Global Investors LP | 9,792,219 | 5.0% | −2,050,215 | Jul 9, 2026 | 9d ahead of 13F (9,949,219 sh) · −157,000 |
| 13G/AFarallon Capital Management, L.L.C. with Farallon Healthcare Partners (GP), L.L.C., Farallon F5 (GP), L.L.C., Farallon Institutional (GP) V, L.L.C., +10 more | 10,743,063 | 5.5% | New 5%+ stake | Jun 30, 2026 | No 13F filer matched |
| Style | Turnover | Location | Filed | ||||
|---|---|---|---|---|---|---|---|
| 1,690,829 | $111.3M | 0.1% | Growth | Medium | Carouge, Switzerland | 2026-11-03 | |
| 1,676,463 | $110.3M | 0.0% | Core | Medium | New York, NY | 2026-11-04 | |
| 1,288,169 | $84.8M | 1.4% | Growth | Very High | New York, NY | 2026-10-30 | |
| 777,493 | $51.2M | 0.0% | Core | Low | Des Moines, IA | 2026-11-02 | |
| 729,683 | $48.8M | 0.1% | Core | Medium | Charlotte, NC | 2026-11-04 | |
| 702,845 | $46.4M | 0.2% | Growth | Medium | Strassen, Netherlands | 2026-11-03 | |
| 596,423 | $39.2M | 0.0% | Index | Low | Austin, TX | 2026-11-04 | |
| 529,102 | $34.8M | 0.0% | Core | Low | New York, NY | 2026-11-05 | |
| 233,142 | $15.3M | 0.0% | Core | Medium | Toronto Ontario, Australia | 2026-11-02 | |
| 172,306 | $11.3M | 0.0% | Core | N/A | Stockholm, Sweden | 2026-11-04 | |
| 113,020 | $7.4M | 0.0% | Index | Very Low | Overland Park, KS | 2026-11-02 | |
| 98,729 | $6.5M | 0.2% | Growth | Medium | New York, NY | 2026-10-16 | |
| 89,151 | $5.9M | 1.1% | Growth | Medium | Amsterdam, Philippines | 2026-11-03 | |
| 82,378 | $5.4M | 0.0% | GARP | Medium | Minneapolis, MN | 2026-11-05 | |
| 49,066 | $3.2M | 0.0% | Core | Low | Trenton, NJ | 2026-11-05 | |
| 48,926 | $3.2M | 0.2% | Growth | Medium | Shanghai, France | 2026-10-28 | |
| 45,503 | $3.0M | 0.0% | Core | Low | Frankfurt, Hong Kong | 2026-10-27 | |
| 42,779 | $2.8M | 0.0% | Index | Very Low | Phoenix, AZ | 2026-11-03 | |
| 38,056 | $2.5M | 0.1% | Momentum | Medium | Chicago, IL | 2026-10-30 | |
| 35,124 | $2.3M | 0.0% | Core | Medium | Zurich, Switzerland | 2026-10-16 | |
| 31,950 | $2.1M | 0.0% | Core | Very High | Chicago, IL | 2026-11-04 | |
| 31,736 | $2.1M | 0.0% | ETF | Low | Fairfield, IA | 2026-11-02 | |
| 30,640 | $2.0M | 0.0% | ETF | Low | Concord, CA | 2026-10-21 | |
| 28,452 | $1.9M | 0.1% | Growth | Low | Bethesda, MD | 2026-10-29 | |
| 26,852 | $1.8M | 0.0% | Index | Very Low | Philadelphia, PA | 2026-11-03 | |
| 21,146 | $1.4M | 0.0% | GARP | Medium | Reston, VA | 2026-10-15 | |
| 20,183 | $1.3M | 0.0% | Growth | Low | Seoul, Malaysia | 2026-11-03 | |
| 18,515 | $1.2M | 0.0% | Growth | Low | New York, NY | 2026-11-04 | |
| 17,862 | $1.2M | 0.1% | Growth | Very High | Hong Kong, South Korea | 2026-10-29 | |
| 17,506 | $1.2M | 0.0% | Growth | Medium | Frankfurt, Hong Kong | 2026-10-30 | |
| 17,209 | $1.1M | 0.0% | Core | Medium | New York, NY | 2026-10-27 | |
| 17,176 | $1.1M | 0.0% | Growth | Medium | Naperville, IL | 2026-11-02 | |
| 15,709 | $1.0M | 0.0% | Value | Very High | Hong Kong, South Korea | 2026-10-16 | |
| 15,057 | $990.8K | 0.1% | Core | High | Austin, TX | 2026-11-03 | |
| 14,444 | $950.4K | 0.0% | Growth | High | Senningerberg, Netherlands | 2026-10-15 | |
| 14,136 | $930.1K | 0.0% | Growth | Medium | Chiyoda-Ku,Tokyo, Mexico | 2026-10-29 | |
| 11,973 | $788.0K | 0.0% | Core | Very Low | New York, NY | 2026-10-23 | |
| 11,781 | $766.3K | 0.0% | Core | Low | Plymouth, MN | 2026-10-13 | |
| 11,160 | $734.3K | 0.0% | GARP | High | Meridian, ID | 2026-10-22 | |
| 10,237 | $673.6K | 0.0% | Core | Low | Zurich, Switzerland | 2026-11-03 | |
| 10,011 | $658.7K | 0.0% | Growth | High | Montreal, Austria | 2026-11-03 | |
| 9,802 | $645.0K | 0.0% | Core | Low | Charlotte, NC | 2026-10-30 | |
| 8,769 | $577.0K | 0.1% | Core | Low | Brookings, SD | 2026-10-19 | |
| 8,711 | $573.2K | 0.0% | Core | Medium | Oak Brook, IL | 2026-11-05 | |
| 7,800 | $513.2K | 0.0% | GARP | Very High | Singapore, Turkey | 2026-11-04 | |
| 7,274 | $478.6K | 0.1% | Core | Medium | Honolulu, HI | 2026-10-06 | |
| 6,953 | $457.5K | 0.0% | Growth | Low | Bethesda, MD | 2026-10-29 | |
| 6,895 | $453.7K | 0.0% | Core | Low | New York, NY | 2026-10-26 | |
| 6,766 | $445.2K | 0.0% | Growth | Medium | Helsinki, Hungary | 2026-11-05 | |
| 5,995 | $394.5K | 0.0% | GARP | Low | Toronto, South Africa | 2026-11-05 | |
| 5,513 | $362.8K | 0.0% | Core | High | Zurich, Switzerland | 2026-10-29 | |
| 5,267 | $347.0K | 0.0% | Core | Low | Goshen, IN | 2026-11-03 | |
| 5,177 | $340.6K | 0.0% | Growth | Medium | Bismarck, ND | 2026-10-27 | |
| 5,170 | $340.0K | 0.0% | ETF | Medium | New York, NY | 2026-10-26 | |
| 5,050 | $332.3K | 0.0% | Core | Low | Rochester, NY | 2026-11-03 | |
| 4,998 | $328.9K | 0.1% | ETF | Medium | St. Charles, IL | 2026-10-26 | |
| 4,861 | $319.9K | 0.1% | Core | Medium | Baton Rouge, LA | 2026-10-19 | |
| 4,743 | $312.0K | 0.0% | Core | Medium | Brussels, Czech Republic | 2026-10-22 | |
| 4,720 | $310.6K | 0.0% | Index | Very Low | St. Louis, MO | 2026-10-20 | |
| 4,468 | $294.0K | 0.0% | Agg Growth | Medium | Guangzhou, France | 2026-10-26 | |
| 4,224 | $277.9K | 0.0% | Growth | Medium | Alexandria, VA | 2026-10-27 | |
| 4,200 | $276.4K | 0.2% | Momentum | Medium | Forest, VA | 2026-10-28 | |
| 4,029 | $265.1K | 0.0% | Index | Very Low | Chiyoda-Ku, Tokyo, Mexico | 2026-10-29 | |
| 3,892 | $256.1K | 0.0% | Value | High | Marblehead, MA | 2026-10-27 | |
| 3,827 | $251.8K | 0.0% | GARP | Very High | Chicago, IL | 2026-11-05 | |
| 3,806 | $250.4K | 0.0% | Core | Medium | Richmond, VA | 2026-10-14 | |
| 3,783 | $259.4K | 0.0% | GARP | Low | Chicago, IL | 2026-10-27 | |
| 3,531 | $232.3K | 0.0% | Core | Low | New York, NY | 2026-11-03 | |
| 3,517 | $231.4K | 0.2% | Core | Medium | Birmingham, AL | 2026-10-26 | |
| 3,513 | $231.2K | 0.0% | Index | Very Low | Atlanta, GA | 2026-10-23 | |
| 3,237 | $213.0K | 0.0% | Core | Medium | Pittsford, NY | 2026-10-19 | |
| 3,088 | $203.2K | 0.0% | Core | Low | Austin, TX | 2026-11-02 | |
| 3,060 | $201.3K | 0.0% | Core | Low | Tulsa, OK | 2026-10-27 | |
| 3,058 | $201.2K | 0.0% | Core | Medium | Charlotte, NC | 2026-10-15 | |
| 2,871 | $188.9K | 0.0% | ETF | Low | Fort Lauderdale, FL | 2026-10-30 | |
| 2,344 | $154.2K | 0.0% | Growth | Low | Tampa, FL | 2026-10-16 | |
| 2,322 | $152.8K | 0.0% | Core | Medium | Columbus, OH | 2026-10-30 | |
| 2,252 | $149.0K | 0.3% | Value | High | London, United Kingdom | 2026-10-30 | |
| 2,020 | $132.9K | 0.0% | Index | Very Low | Foster City, CA | 2026-10-08 | |
| 1,299 | $85.5K | 0.0% | Growth | Low | Lutherville, MD | 2026-10-13 | |
| 1,062 | $69.9K | 0.0% | Index | Low | San Francisco, CA | 2026-10-08 | |
| 1,000 | $65.8K | 0.0% | ETF | Medium | Southfield, MI | 2026-10-08 | |
| 914 | $60.1K | 0.0% | Index | Low | San Francisco, CA | 2026-11-03 | |
| 691 | $45.5K | 0.0% | GARP | Low | Mansfield, OH | 2026-10-27 | |
| 683 | $44.9K | 0.0% | Index | Low | Atlanta, GA | 2026-10-23 | |
| 652 | $42.9K | 0.0% | Core | Low | Memphis, TN | 2026-10-26 | |
| 650 | $42.8K | 0.0% | Core | Medium | Hilton Head Island, SC | 2026-10-23 | |
| 640 | $42.1K | 0.1% | Deep Value | Very High | London, United Kingdom | 2026-11-03 | |
| 631 | $41.5K | 0.0% | GARP | Medium | Charlotte, NC | 2026-10-22 | |
| 599 | $39.4K | 0.0% | Growth | High | Scottsdale, AZ | 2026-11-02 | |
| 586 | $38.6K | 0.0% | Index | Very Low | Tokyo, Mexico | 2026-11-05 | |
| 462 | $30.4K | 0.0% | ETF | Low | Dallas, TX | 2026-11-03 | |
| 441 | $29.0K | 0.0% | Agg Growth | Low | Tokyo, Mexico | 2026-10-22 | |
| 423 | $27.8K | 0.0% | ETF | Medium | Encinitas, CA | 2026-10-21 | |
| 365 | $24.0K | 0.0% | Core | Medium | Birmingham, AL | 2026-11-04 | |
| 286 | $18.9K | 0.0% | Core | Medium | London, United Kingdom | 2026-11-04 | |
| 283 | $18.6K | 0.0% | Growth | Low | St Louis, MO | 2026-11-05 | |
| 240 | $15.8K | 0.0% | Core | Low | Irvine, CA | 2026-10-30 | |
| 223 | $14.7K | 0.0% | ETF | Very Low | Orinda, CA | 2026-10-29 | |
| 213 | $14.0K | 0.0% | ETF | Very Low | Redwood City, CA | 2026-11-02 | |
| 200 | $13.2K | 0.0% | Agg Growth | High | Tokyo, Mexico | 2026-11-02 | |
| 167 | $11.0K | 0.0% | ETF | Medium | Scottsdale, AZ | 2026-10-14 | |
| 149 | $9.8K | 0.0% | ETF | Very Low | Lake Oswego, OR | 2026-10-15 | |
| 147 | $9.7K | 0.0% | Core | N/A | Tampa, FL | 2026-10-30 | |
| 147 | $9.7K | 0.0% | ETF | Very Low | Sylvania, OH | 2026-10-26 | |
| 144 | $9.5K | 0.0% | Momentum | High | Norwell, MA | 2026-10-13 | |
| 136 | $8.9K | 0.0% | ETF | Very Low | Hermitage, PA | 2026-11-03 | |
| 135 | $8.9K | 0.0% | ETF | Medium | Akron, OH | 2026-10-13 | |
| 130 | $8.6K | 0.0% | Value | Medium | Rancho Santa Fe, CA | 2026-10-14 | |
| 114 | $7.5K | 0.0% | GARP | Very High | Reno, NV | 2026-10-09 | |
| 101 | $6.6K | 0.0% | GARP | Low | Phoenix, AZ | 2026-10-02 | |
| 100 | $6.6K | 0.0% | ETF | Medium | Glen Allen, VA | 2026-10-28 | |
| 84 | $5.5K | 0.0% | Core | Low | Baltimore, MD | 2026-10-27 | |
| 70 | $4.6K | 0.0% | Core | Medium | Orchard Park, NY | 2026-11-05 | |
| 69 | $4.5K | 0.0% | Core | Low | Springfield, MA | 2026-10-05 | |
| 67 | $4.4K | 0.0% | ETF | Low | Mcdonough, GA | 2026-10-13 | |
| 52 | $3.4K | 0.0% | ETF | Medium | Chicago, IL | 2026-10-14 | |
| 51 | $3.4K | 0.0% | Core | Low | Calabasas, CA | 2026-10-19 | |
| 50 | $3.3K | 0.0% | Index | Low | Jackson, WY | 2026-10-28 | |
| 50 | $3.3K | 0.0% | ETF | Very Low | Richmond, VA | 2026-10-29 | |
| 38 | $2.5K | 0.0% | ETF | Medium | Hunt Valley, MD | 2026-11-03 | |
| 34 | $2.2K | 0.0% | Growth | Low | San Antonio, TX | 2026-10-28 | |
| 32 | $2.1K | 0.0% | Core | Very Low | Denver, CO | 2026-10-15 | |
| 30 | $2 | 0.0% | Core | Very Low | Wheeling, WV | 2026-11-04 | |
| 30 | $2.0K | 0.0% | ETF | Low | San Diego, CA | 2026-10-28 | |
| 29 | $1.9K | 0.0% | Core | Very Low | Saint Louis, MO | 2026-10-27 | |
| 28 | $1.8K | 0.0% | ETF | Low | Beaver, PA | 2026-10-16 | |
| 25 | $1.6K | 0.0% | ETF | Medium | Midvale, UT | 2026-10-20 | |
| 24 | $1.6K | 0.0% | ETF | Medium | San Diego, CA | 2026-10-29 | |
| 22 | $1.4K | 0.0% | Value | Medium | Denver, CO | 2026-10-28 | |
| 21 | $1.4K | 0.0% | ETF | Low | Marshfield, WI | 2026-10-07 | |
| 19 | $1.3K | 0.0% | Core | Low | Atlanta, GA | 2026-10-29 | |
| 19 | $1.3K | 0.0% | ETF | Very Low | Gap, PA | 2026-11-04 | |
| 18 | $1.2K | 0.0% | Growth | Medium | Columbus, OH | 2026-10-29 | |
| 18 | $1.2K | 0.0% | ETF | Low | Brentwood, TN | 2026-10-15 | |
| 17 | $1.1K | 0.0% | ETF | Very Low | Tulsa, OK | 2026-11-05 | |
| 13 | $855 | 0.0% | ETF | Very Low | East Dundee, IL | 2026-10-16 | |
| 9 | $592 | 0.0% | ETF | Low | New York, NY | 2026-10-28 | |
| 9 | $637 | 0.0% | ETF | Low | Herndon, VA | 2026-10-30 | |
| 8 | $527 | 0.0% | ETF | Very Low | Minneapolis, MN | 2026-10-09 | |
| 5 | $335 | 0.0% | ETF | Very Low | Mesa, AZ | 2026-10-27 | |
| 5 | $329 | 0.0% | ETF | N/A | Lancaster, PA | 2026-10-02 | |
| 4 | $263 | 0.0% | ETF | Low | Aventura, FL | 2026-10-15 | |
| 4 | $264 | 0.0% | ETF | Low | Ketchum, ID | 2026-10-28 | |
| 3 | $197 | 0.0% | ETF | Very Low | Dayton, OH | 2026-10-22 | |
| 3 | $198 | 0.0% | ETF | High | Needham, MA | 2026-10-09 | |
| 2 | $132 | 0.0% | ETF | Very Low | Franklin, TN | 2026-10-26 | |
| 2 | $132 | 0.0% | Growth | Low | Denver, CO | 2026-10-09 | |
| 2 | $132 | 0.0% | Core | Low | Manchester, VT | 2026-10-22 | |
| 1 | $66 | 0.0% | ETF | Very Low | Boston, MA | 2026-10-26 | |
| 1 | $66 | 0.0% | ETF | Medium | Moorestown, NJ | 2026-10-22 | |
| 1 | $66 | 0.0% | Agg Growth | Medium | Boca Raton, FL | 2026-10-15 | |
| 1 | $66 | 0.0% | ETF | Low | Sacramento, CA | 2026-10-15 | |
| 1 | $66 | 0.0% | ETF | Very Low | Chester, MD | 2026-10-15 | |
| 1 | $66 | 0.0% | ETF | Low | Newport Beach, CA | 2026-10-16 |