| Rank | Holder | SharesFloat % | Change | Date reported |
|---|---|---|---|---|
| 1 | Merck & Co Inc | 14.04M (20.62%) | 0.00 Increased by 0.00% | Sep 30, 25 |
| 2 | T. Rowe Price Investment Management,Inc. | 12.72M (18.67%) | 9.83M Increased by +77.33% | Dec 31, 25 |
| 3 | Lightspeed Management Co LLC | 8.16M (11.98%) | 0.00 Increased by 0.00% | Dec 31, 25 |
| 4 | ARK Investment Management LLC | 7.88M (11.57%) | -31.10K Decreased by -0.39% | Dec 31, 25 |
| 5 | BlackRock Inc | 5.64M (8.29%) | 440.81K Increased by +7.81% | Sep 30, 25 |
| 6 | JPMorgan Chase & Co | 3.54M (5.19%) | -50.28K Decreased by -1.42% | Sep 30, 23 |
| 7 | Vanguard Group Inc | 3.25M (4.78%) | 247.39K Increased by +7.60% | Dec 31, 25 |
| 8 | Aberdeen Group PLC | 3.25M (4.77%) | 861.95K Increased by +26.52% | Dec 31, 25 |
| 9 | AIGH Capital Management, LLC | 2.90M (4.26%) | -992.10K Decreased by -34.21% | Dec 31, 25 |
| 10 | Kennedy Capital Management Inc | 1.71M (2.51%) | -222.43K Decreased by -12.99% | Dec 31, 25 |
| 11 | Blue Water Life Science Advisors, LLC | 1.68M (2.46%) | 0.00 Increased by 0.00% | Dec 31, 25 |
| 12 | Geode Capital Management, LLC | 1.30M (1.91%) | -35.73K Decreased by -2.75% | Dec 31, 25 |
| 13 | Alyeska Investment Group, L.P. | 1.25M (1.83%) | 0.00 Increased by 0.00% | Sep 30, 23 |
| 14 | Millennium Management LLC | 1.21M (1.78%) | 120.03K Increased by +9.91% | Sep 30, 25 |
| 15 | Acadian Asset Management LLC | 991.83K (1.46%) | 471.65K Increased by +47.55% | Mar 31, 24 |
| 16 | Dimensional Fund Advisors, Inc. | 983.17K (1.44%) | 9.52K Increased by +0.97% | Dec 31, 25 |
| 17 | Susquehanna International Group, LLP | 949.77K (1.39%) | 76.67K Increased by +8.07% | Mar 31, 25 |
| 18 | State Street Corp | 926.35K (1.36%) | 238.76K Increased by +25.77% | Sep 30, 25 |
| 19 | Sumitomo Mitsui Trust Holdings Inc | 885.42K (1.30%) | -92.22K Decreased by -10.42% | Jun 30, 24 |
| 20 | Partner Fund Management LP | 805.82K (1.18%) | 805.82K Increased by +100.00% | Dec 31, 25 |
| Rank | Holder | SharesFloat % | Change | Date reported |
|---|---|---|---|---|
| 1 | ARK Genomic Revolution ETF | 8.61M (12.64%) | 378.14K Increased by +4.39% | Feb 28, 26 |
| 2 | ARK Genomic Revolution | 7.57M (11.12%) | -111.50K Decreased by -1.47% | Dec 31, 25 |
| 3 | T. Rowe Price US Small-Cap Core Equity | 3.56M (5.22%) | 2.83M Increased by +79.53% | Dec 31, 25 |
| 4 | T. Rowe Price Small-Cap Stock | 2.93M (4.31%) | -623.13K Decreased by -21.23% | Jan 31, 26 |
| 5 | CT (Lux) American Smaller Com 9U USD | 2.36M (3.46%) | 87.92K Increased by +3.73% | Jan 31, 26 |
| 6 | Columbia Small Cap Growth | 2.13M (3.13%) | 2.13M Increased by +100.00% | Dec 31, 25 |
| 7 | abrdn Healthcare Investors | 1.90M (2.78%) | 0.00 Increased by 0.00% | Feb 28, 26 |
| 8 | Columbia Small Cap Growth Inst | 1.86M (2.72%) | -274.99K Decreased by -14.82% | Jan 31, 26 |
| 9 | T. Rowe Price Instl Small-Cap Stock | 1.71M (2.51%) | -228.73K Decreased by -13.36% | Jan 31, 26 |
| 10 | Vanguard Total Stock Mkt Idx Inv | 1.66M (2.44%) | 0.00 Increased by 0.00% | Feb 28, 26 |
| 11 | T. Rowe Price U.S. SC Core Eq Tr-D | 1.65M (2.43%) | 1.29M Increased by +78.20% | Dec 31, 25 |
| 12 | T. Rowe Price New Horizons | 1.58M (2.31%) | 675.71K Increased by +42.88% | Jan 31, 26 |
| 13 | abrdn Life Sciences Investors | 1.35M (1.99%) | 0.00 Increased by 0.00% | Feb 28, 26 |
| 14 | CT American Smaller Coms(US) InstAccGBP | 1.28M (1.88%) | 45.61K Increased by +3.56% | Jan 31, 26 |
| 15 | iShares Russell 2000 ETF | 1.23M (1.81%) | 1.23M Increased by +100.00% | Feb 28, 26 |
| 16 | Vanguard US Total Market Shares ETF | 1.21M (1.78%) | 0.00 Increased by 0.00% | Sep 30, 24 |
| 17 | T. Rowe Price Small-Cap Value | 1.14M (1.67%) | 218.04K Increased by +19.12% | Jan 31, 26 |
| 18 | T. Rowe Price US Smlr Coms Eq A | 1.03M (1.51%) | 0.00 Increased by 0.00% | Jan 31, 26 |
| 19 | Nikko Gbl All Biological Genome Eq MF | 932.69K (1.37%) | -150.91K Decreased by -16.18% | Jun 7, 24 |
| 20 | US Small-Cap Growth II Equity Comp | 900.10K (1.32%) | 900.10K Increased by +100.00% | Dec 31, 25 |