CUSIP: 83601L102 | NYSE | Healthcare · Diagnostics & Research | Mid Cap | 696 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 |
|---|---|---|---|---|---|
| 13G/ASachem Head GP LLC | 0 | 0.0% | No shares held | Oct 9, 2026 | No 13F filer matched |
| 13GVanguard Capital Management LLC | 14,625,165 | 5.1% | New 5%+ stake | Sep 30, 2026 | 12,170,699 sh (Jun 30, 2026) |
| 13G/ASessa Capital IM, L.P. | 27,050,000 | 9.5% | New 5%+ stake | Jun 30, 2026 | No 13F filer matched |
| 13G/ASculptor Capital II LP | 24,000,000 | 8.4% | New 5%+ stake | Jun 30, 2026 | No 13F filer matched |
| Style | Turnover | Location | Filed | ||||
|---|---|---|---|---|---|---|---|
| 6,111,053 | $113.0M | 1.3% | Momentum | Medium | Rye, NY | 2026-10-06 | |
| 5,968,281 | $110.4M | 0.0% | Index | Low | Austin, TX | 2026-11-04 | |
| 1,987,882 | $36.8M | 0.0% | Core | Low | New York, NY | 2026-11-05 | |
| 988,508 | $18.3M | 0.1% | Growth | Medium | Oklahoma City, OK | 2026-10-28 | |
| 838,114 | $15.5M | 3.2% | Value | Low | Rochester, NY | 2026-10-09 | |
| 728,056 | $13.5K | 0.0% | GARP | Medium | Minneapolis, MN | 2026-11-05 | |
| 655,337 | $12.1M | 0.0% | Core | Low | Des Moines, IA | 2026-11-02 | |
| 480,639 | $8.9K | 0.0% | Deep Value | Medium | Richmond, VA | 2026-11-05 | |
| 294,348 | $5.4M | 0.0% | Index | Low | Montgomery, AL | 2026-11-04 | |
| 225,596 | $3.7M | 0.0% | Core | Low | Plymouth, MN | 2026-10-13 | |
| 219,814 | $4.1M | 0.0% | Index | Very Low | Overland Park, KS | 2026-11-02 | |
| 127,095 | $2.4K | 0.0% | Core | Very Low | New York, NY | 2026-10-23 | |
| 106,542 | $2.0M | 0.0% | Growth | Medium | Helsinki, Hungary | 2026-11-05 | |
| 103,938 | $1.9M | 0.0% | Index | Low | New York, NY | 2026-10-23 | |
| 95,249 | $1.8M | 0.0% | Core | Low | Trenton, NJ | 2026-11-05 | |
| 84,800 | $1.6M | 0.0% | Index | Low | Baton Rouge, LA | 2026-10-20 | |
| 78,294 | $1.4M | 0.0% | Index | Very Low | Phoenix, AZ | 2026-11-03 | |
| 76,238 | $1.4M | 0.0% | Index | Very Low | Bloomfield Hills, MI | 2026-10-22 | |
| 72,790 | $1.3M | 0.1% | Value | High | Cheyenne, WY | 2026-10-28 | |
| 68,117 | $1.3M | 0.0% | Core | Low | Harrisburg, PA | 2026-11-03 | |
| 67,000 | $1.2M | 0.0% | Index | Low | East Lansing, MI | 2026-10-27 | |
| 66,888 | $1.2K | 0.0% | Core | Very Low | Albany, NY | 2026-10-22 | |
| 65,842 | $1.2M | 0.0% | Core | Medium | New York, NY | 2026-11-04 | |
| 62,850 | $1.2M | 0.1% | Value | Very High | Greenwich, CT | 2026-11-02 | |
| 59,082 | $1.1M | 0.0% | Index | Very Low | Tigard, OR | 2026-10-30 | |
| 55,641 | $1.0M | 0.0% | Index | Very Low | Cincinnati, OH | 2026-11-05 | |
| 55,600 | $1.0K | 0.0% | Index | Very Low | Santa Fe, NM | 2026-11-05 | |
| 44,563 | $656.1K | 0.0% | Index | Very Low | Atlanta, GA | 2026-10-23 | |
| 43,252 | $799.7K | 0.0% | Growth | Medium | Carouge, Switzerland | 2026-11-03 | |
| 39,113 | $723.2K | 0.0% | Core | Very Low | Seattle, WA | 2026-11-03 | |
| 39,000 | $721.1K | 0.2% | Growth | Low | Sacramento, CA | 2026-11-02 | |
| 35,160 | $636.4K | 0.0% | GARP | Low | Chicago, IL | 2026-10-27 | |
| 32,627 | $603.3K | 0.0% | Index | Very Low | Philadelphia, PA | 2026-11-03 | |
| 31,667 | $585.5K | 0.1% | ETF | Medium | Dallas, TX | 2026-10-09 | |
| 31,330 | $579.3K | 0.0% | Yield | Low | Denver, CO | 2026-11-03 | |
| 28,644 | $529.6K | 0.0% | Growth | Low | Providence, RI | 2026-10-23 | |
| 28,642 | $533 | 0.0% | Core | Low | Frankfurt, Hong Kong | 2026-10-27 | |
| 28,608 | $529.0K | 0.0% | Core | Low | Zurich, Switzerland | 2026-11-03 | |
| 27,035 | $499 | 0.0% | Core | Very Low | Juneau, AK | 2026-10-15 | |
| 26,516 | $490.3K | 0.0% | Core | Medium | Raleigh, NC | 2026-10-14 | |
| 25,039 | $463.0K | 0.2% | Value | Very High | London, United Kingdom | 2026-10-27 | |
| 18,894 | $336.9K | 0.0% | Growth | Low | Plymouth, MN | 2026-10-13 | |
| 18,751 | $346.7K | 0.0% | ETF | Low | La Jolla, CA | 2026-11-04 | |
| 18,646 | $344.8K | 0.0% | Growth | Low | Los Angeles, CA | 2026-11-04 | |
| 17,827 | $323.6K | 0.0% | Growth | Low | St. Louis, MO | 2026-10-13 | |
| 17,770 | $328.6K | 0.0% | Index | Low | San Francisco, CA | 2026-10-08 | |
| 16,438 | $303.9K | 0.0% | Core | Low | Brooklyn, OH | 2026-11-04 | |
| 16,395 | $303.1K | 0.0% | Core | Medium | Toronto Ontario, Australia | 2026-11-02 | |
| 15,374 | $284.3K | 0.0% | ETF | Low | Charlotte, NC | 2026-10-22 | |
| 14,286 | $264.1K | 0.0% | Growth | High | Montreal, Austria | 2026-11-03 | |
| 14,100 | $260.7K | 0.0% | Core | Medium | Richmond, VA | 2026-10-28 | |
| 13,939 | $257.7K | 0.0% | Value | Very High | Paris, India | 2026-11-05 | |
| 13,788 | $254.9K | 0.0% | Core | Very High | Paris, India | 2026-11-03 | |
| 13,778 | $254.8K | 0.0% | Index | Very Low | Baltimore, MD | 2026-11-05 | |
| 13,106 | $242.3K | 0.0% | GARP | Low | El Segundo, CA | 2026-10-15 | |
| 12,702 | $234.9K | 0.2% | Value | High | Austin, TX | 2026-10-23 | |
| 12,521 | $231.5K | 0.0% | Core | Low | New York, NY | 2026-11-03 | |
| 12,306 | $227.5K | 0.1% | Core | Medium | Dallas, TX | 2026-10-09 | |
| 12,180 | $225.2K | 0.0% | Core | Medium | Bellevue, WA | 2026-10-28 | |
| 11,884 | $219.7K | 0.0% | Core | Medium | Scottsdale, AZ | 2026-11-03 | |
| 11,755 | $217.4K | 0.0% | Value | Low | Providence, RI | 2026-10-23 | |
| 11,247 | $200.5K | 0.0% | Index | Very Low | West Chester, PA | 2026-10-09 | |
| 10,845 | $200.5K | 0.0% | Growth | Low | Bethesda, MD | 2026-10-29 | |
| 10,242 | $189.4K | 0.0% | Core | Medium | Birmingham, AL | 2026-11-04 | |
| 10,237 | $189.3K | 0.0% | Index | Low | New York, NY | 2026-11-05 | |
| 10,055 | $185.9K | 0.0% | Index | Very Low | Foster City, CA | 2026-10-08 | |
| 8,681 | $161 | 0.0% | Core | Medium | Brussels, Czech Republic | 2026-10-22 | |
| 8,090 | $149.6K | 0.0% | GARP | Medium | Charlotte, NC | 2026-10-22 | |
| 7,757 | $143.4K | 0.0% | Index | Very Low | St. Louis, MO | 2026-10-20 | |
| 6,098 | $112.8K | 0.0% | Index | Low | Minneapolis, MN | 2026-11-05 | |
| 6,023 | $111 | 0.0% | Value | High | London, United Kingdom | 2026-10-30 | |
| 5,583 | $103.2K | 0.0% | ETF | Very Low | Sylvania, OH | 2026-10-26 | |
| 3,836 | $70.9K | 0.0% | Core | Medium | Columbus, OH | 2026-10-30 | |
| 3,785 | $70.0K | 0.0% | Index | Low | San Francisco, CA | 2026-11-03 | |
| 3,666 | $67.8K | 0.0% | Value | Medium | Rancho Santa Fe, CA | 2026-10-14 | |
| 3,615 | $66.8K | 0.0% | ETF | Medium | Encinitas, CA | 2026-10-21 | |
| 3,600 | $66.6K | 0.0% | ETF | Low | Independence, OH | 2026-10-30 | |
| 3,509 | $64.9K | 0.0% | Growth | Low | Tampa, FL | 2026-10-16 | |
| 2,454 | $45.4K | 0.0% | GARP | Low | Phoenix, AZ | 2026-10-02 | |
| 2,271 | $42.0K | 0.0% | ETF | Low | Fort Lauderdale, FL | 2026-10-30 | |
| 2,019 | $37.3K | 0.0% | ETF | Medium | Akron, OH | 2026-10-13 | |
| 1,591 | $29.4K | 0.0% | Growth | Low | Seoul, Malaysia | 2026-11-03 | |
| 1,150 | $21.3K | 0.0% | Growth | Low | St Louis, MO | 2026-11-05 | |
| 940 | $17.4K | 0.0% | Index | Low | Atlanta, GA | 2026-10-23 | |
| 802 | $14.9K | 0.0% | Core | Medium | London, United Kingdom | 2026-11-04 | |
| 508 | $9.4K | 0.0% | Core | Very Low | Brattleboro, VT | 2026-10-21 | |
| 375 | $6.9K | 0.0% | Core | Low | Springfield, MA | 2026-10-05 | |
| 334 | $6.2K | 0.0% | ETF | Very Low | Gap, PA | 2026-11-04 | |
| 322 | $6.0K | 0.0% | Core | Medium | Orchard Park, NY | 2026-11-05 | |
| 290 | $5.4K | 0.0% | Growth | Very Low | Beverly Hills, CA | 2026-10-27 | |
| 234 | $4.3K | 0.0% | Core | Very Low | Saint Louis, MO | 2026-10-27 | |
| 201 | $3.7K | 0.0% | ETF | Low | Dallas, TX | 2026-11-03 | |
| 185 | $3.4K | 0.0% | Core | Very Low | Lincoln, NE | 2026-10-22 | |
| 157 | $2.9K | 0.0% | ETF | Low | Bethesda, MD | 2026-10-29 | |
| 143 | $2.6K | 0.0% | ETF | Very Low | Redwood City, CA | 2026-11-02 | |
| 135 | $2.5K | 0.0% | ETF | Low | Concord, CA | 2026-10-21 | |
| 128 | $2.4K | 0.0% | ETF | Medium | Scottsdale, AZ | 2026-10-14 | |
| 107 | $2.0K | 0.0% | ETF | Very Low | Hermitage, PA | 2026-11-03 | |
| 76 | $1.4K | 0.0% | ETF | Low | San Diego, CA | 2026-10-28 | |
| 69 | $1.3K | 0.0% | Index | Low | Jackson, WY | 2026-10-28 | |
| 66 | $1.2K | 0.0% | Agg Growth | Low | Dallas, TX | 2026-11-03 | |
| 50 | $925 | 0.0% | ETF | Very Low | Orinda, CA | 2026-10-29 | |
| 49 | $907 | 0.0% | ETF | Low | Princeton, NJ | 2026-10-19 | |
| 49 | $907 | 0.0% | ETF | Low | Walnut Creek, CA | 2026-10-07 | |
| 49 | $907 | 0.0% | ETF | Low | Bethlehem, PA | 2026-10-23 | |
| 47 | $869 | 0.0% | GARP | Low | Mansfield, OH | 2026-10-27 | |
| 43 | $796 | 0.0% | Core | Low | Manchester, VT | 2026-10-22 | |
| 41 | $758 | 0.0% | ETF | Medium | New York, NY | 2026-10-02 | |
| 40 | $740 | 0.0% | ETF | Medium | Hunt Valley, MD | 2026-11-03 | |
| 25 | $0 | 0.0% | ETF | Low | Shaker Heights, OH | 2026-10-27 | |
| 25 | $463 | 0.0% | ETF | Low | Beaver, PA | 2026-10-16 | |
| 23 | $425 | 0.0% | Agg Growth | Low | Tokyo, Mexico | 2026-10-22 | |
| 17 | $314 | 0.0% | Value | Medium | Denver, CO | 2026-10-28 | |
| 12 | $222 | 0.0% | Growth | Medium | Sioux Falls, SD | 2026-10-07 | |
| 10 | $185 | 0.0% | Growth | Medium | Columbus, OH | 2026-10-29 | |
| 10 | $185 | 0.0% | Core | Low | Baltimore, MD | 2026-10-27 | |
| 8 | $145 | 0.0% | ETF | Very Low | Mesa, AZ | 2026-10-27 | |
| 7 | $131 | 0.0% | ETF | Low | Herndon, VA | 2026-10-30 | |
| 2 | $37 | 0.0% | ETF | Very Low | Chester, MD | 2026-10-15 | |
| 1 | $18 | 0.0% | ETF | Low | Newport Beach, CA | 2026-10-16 |