CUSIP: 45257U108 | NYSE | Healthcare · Biotechnology | Mid Cap | 371 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 |
|---|---|---|---|---|---|
| 13GVanguard Capital Management LLC | 5,725,578 | 5.0% | New 5%+ stake | Sep 30, 2026 | 92d ahead of 13F (4,551,289 sh) · +1,174,289 |
| 13G/ASirenia Capital Management LP | 4,832,279 | 4.3% | Newly reported | Jun 30, 2026 | No 13F filer matched |
| Style | Turnover | Location | Filed | ||||
|---|---|---|---|---|---|---|---|
| 1,206,229 | $25.9M | 0.0% | Core | Low | Des Moines, IA | 2026-11-02 | |
| 489,853 | $10.6M | 0.0% | Growth | Medium | Strassen, Netherlands | 2026-11-03 | |
| 438,241 | $9.4M | 0.0% | Index | Low | Austin, TX | 2026-11-04 | |
| 297,168 | $6.4M | 0.0% | Core | Low | New York, NY | 2026-11-05 | |
| 235,688 | $5.1M | 0.2% | Growth | Medium | New York, NY | 2026-10-16 | |
| 150,502 | $3.2M | 0.0% | Yield | Low | Denver, CO | 2026-11-03 | |
| 49,392 | $1.1M | 0.0% | Growth | Low | Los Angeles, CA | 2026-11-04 | |
| 47,490 | $1.0M | 0.0% | Index | Very Low | St. Louis, MO | 2026-10-20 | |
| 45,000 | $968.0K | 1.2% | Core | High | London, United Kingdom | 2026-10-22 | |
| 43,375 | $933.0K | 0.0% | Core | Medium | New York, NY | 2026-11-04 | |
| 38,759 | $833.7K | 0.1% | ETF | Low | New York, NY | 2026-10-21 | |
| 32,746 | $704.4K | 0.0% | Index | Very Low | Overland Park, KS | 2026-11-02 | |
| 31,088 | $668.7K | 0.0% | Core | Low | Trenton, NJ | 2026-11-05 | |
| 30,771 | $661.9K | 0.0% | Growth | Low | Bethesda, MD | 2026-10-29 | |
| 27,153 | $584.1K | 0.0% | Index | Very Low | Phoenix, AZ | 2026-11-03 | |
| 18,850 | $405.5K | 0.0% | Core | Low | Great Falls, MT | 2026-10-28 | |
| 14,100 | $303.3K | 0.0% | Core | Medium | Richmond, VA | 2026-10-28 | |
| 13,232 | $284.6K | 0.0% | Growth | Low | Bethesda, MD | 2026-10-29 | |
| 13,220 | $284.4K | 0.0% | Growth | Medium | Carouge, Switzerland | 2026-11-03 | |
| 12,569 | $270.4K | 0.0% | Growth | Medium | Clearwater, FL | 2026-10-26 | |
| 12,000 | $258.1K | 0.2% | ETF | Medium | Las Vegas, NV | 2026-10-21 | |
| 10,587 | $227.7K | 4.9% | N/A | N/A | San Diego, CA | 2026-11-03 | |
| 10,550 | $226.9K | 0.0% | Core | Very Low | Seattle, WA | 2026-11-03 | |
| 9,933 | $213.7K | 0.0% | Index | Very Low | Philadelphia, PA | 2026-11-03 | |
| 9,918 | $213.3K | 0.0% | Growth | Low | Berwyn, PA | 2026-10-27 | |
| 9,365 | $201.4K | 0.1% | ETF | Medium | Ridgewood, NJ | 2026-10-13 | |
| 7,871 | $169.3K | 0.0% | Value | High | Royal Exchange, China | 2026-11-05 | |
| 6,063 | $130.4K | 0.0% | ETF | Low | Concord, CA | 2026-10-21 | |
| 5,604 | $120.5K | 0.0% | Growth | Very High | Hong Kong, South Korea | 2026-10-29 | |
| 4,014 | $86.3K | 0.0% | Value | High | Cheyenne, WY | 2026-10-28 | |
| 3,478 | $74.8K | 0.0% | GARP | Medium | Charlotte, NC | 2026-10-22 | |
| 3,279 | $70.5K | 0.0% | GARP | Very High | Reno, NV | 2026-10-09 | |
| 2,739 | $59.0K | 0.0% | Core | Medium | Brussels, Czech Republic | 2026-10-22 | |
| 2,410 | $54 | 0.0% | Core | Low | Frankfurt, Hong Kong | 2026-10-27 | |
| 2,373 | $51.0K | 0.0% | ETF | Very Low | Center Valley, PA | 2026-10-16 | |
| 2,164 | $46.5K | 0.0% | Index | Very Low | Foster City, CA | 2026-10-08 | |
| 1,666 | $35.8K | 0.1% | Deep Value | Very High | London, United Kingdom | 2026-11-03 | |
| 950 | $20.4K | 0.0% | ETF | Low | Dallas, TX | 2026-11-03 | |
| 890 | $19.1K | 0.0% | ETF | Low | Yorkville, IL | 2026-10-27 | |
| 399 | $8.6K | 0.0% | Core | Very High | Chicago, IL | 2026-11-04 | |
| 204 | $4.4K | 0.0% | Index | Low | Atlanta, GA | 2026-10-23 | |
| 199 | $4.3K | 0.0% | ETF | Low | Murray, UT | 2026-10-28 | |
| 115 | $2.5K | 0.0% | Core | Very Low | Saint Louis, MO | 2026-10-27 | |
| 70 | $1.5K | 0.0% | Growth | Low | St Louis, MO | 2026-11-05 | |
| 60 | $1.3K | 0.0% | ETF | Medium | Scottsdale, AZ | 2026-10-14 | |
| 23 | $495 | 0.0% | GARP | Low | Mansfield, OH | 2026-10-27 | |
| 23 | $495 | 0.0% | GARP | Low | Phoenix, AZ | 2026-10-02 | |
| 20 | $329 | 0.0% | ETF | Low | Seattle, WA | 2026-11-04 | |
| 16 | $0 | 0.0% | Value | High | London, United Kingdom | 2026-10-30 | |
| 15 | $323 | 0.0% | Index | Low | San Francisco, CA | 2026-10-08 | |
| 11 | $201 | 0.0% | ETF | Low | Herndon, VA | 2026-10-30 | |
| 11 | $237 | 0.0% | Agg Growth | Low | Tokyo, Mexico | 2026-10-22 | |
| 10 | $215 | 0.0% | Core | Medium | Orchard Park, NY | 2026-11-05 | |
| 6 | $129 | 0.0% | Growth | Low | Tampa, FL | 2026-10-16 |