| Rank | Holder | SharesFloat % | Change | Date reported |
|---|---|---|---|---|
| 1 | Merck & Co Inc | 14.04M (21.78%) | 0.00 Increased by 0.00% | Mar 31, 26 |
| 2 | Lightspeed Management Co LLC | 8.16M (12.65%) | 0.00 Increased by 0.00% | Mar 31, 26 |
| 3 | ARK Investment Management LLC | 7.94M (12.32%) | 65.03K Increased by +0.82% | Mar 31, 26 |
| 4 | Ameriprise Financial Inc | 7.59M (11.77%) | 1.31M Increased by +17.20% | Mar 31, 26 |
| 5 | BlackRock Inc | 5.39M (8.36%) | 70.38K Increased by +1.31% | Mar 31, 26 |
| 6 | T. Rowe Price Investment Management,Inc. | 4.76M (7.38%) | -7.96M Decreased by -167.30% | Mar 31, 26 |
| 7 | Aberdeen Group PLC | 3.49M (5.41%) | 238.41K Increased by +6.83% | Mar 31, 26 |
| 8 | Vanguard Group Inc | 3.25M (5.05%) | 247.39K Increased by +7.60% | Dec 31, 25 |
| 9 | Deep Track Capital, LP | 3.00M (4.65%) | 3.00M Increased by +100.00% | Mar 31, 26 |
| 10 | AIGH Capital Management, LLC | 2.90M (4.50%) | 0.00 Increased by 0.00% | Mar 31, 26 |
| 11 | Vanguard Capital Management, LLC | 2.87M (4.45%) | 2.87M Increased by +100.00% | Mar 31, 26 |
| 12 | Kennedy Capital Management Inc | 2.18M (3.39%) | 470.92K Increased by +21.57% | Mar 31, 26 |
| 13 | Blue Water Life Science Advisors, LLC | 1.68M (2.60%) | 0.00 Increased by 0.00% | Mar 31, 26 |
| 14 | T. Rowe Price Associates, Inc. | 1.65M (2.56%) | 201.56K Increased by +12.21% | Mar 31, 26 |
| 15 | Casdin Capital, LLC | 1.60M (2.48%) | 1.60M Increased by +100.00% | Mar 31, 26 |
| 16 | Geode Capital Management, LLC | 1.30M (2.01%) | -152.00 Decreased by -0.01% | Mar 31, 26 |
| 17 | Alyeska Investment Group, L.P. | 1.25M (1.93%) | 0.00 Increased by 0.00% | Sep 30, 23 |
| 18 | Millennium Management LLC | 1.21M (1.88%) | 120.03K Increased by +9.91% | Sep 30, 25 |
| 19 | State Street Corp | 1.13M (1.76%) | 83.58K Increased by +7.37% | Mar 31, 26 |
| 20 | Dimensional Fund Advisors, Inc. | 1.07M (1.65%) | 83.07K Increased by +7.79% | Mar 31, 26 |
| Rank | Holder | SharesFloat % | Change | Date reported |
|---|---|---|---|---|
| 1 | ARK Genomic Revolution | 7.56M (11.72%) | -13.15K Decreased by -0.17% | Mar 31, 26 |
| 2 | ARK Genomic Revolution ETF | 7.32M (11.35%) | -19.39K Decreased by -0.26% | May 31, 26 |
| 3 | abrdn Healthcare Investors | 2.86M (4.44%) | 431.44K Increased by +15.08% | May 31, 26 |
| 4 | CT (Lux) American Smaller Com 9U USD | 2.77M (4.29%) | -259.83K Decreased by -9.39% | Apr 30, 26 |
| 5 | Vanguard Total Stock Mkt Idx Inv | 2.19M (3.40%) | 0.00 Increased by 0.00% | Apr 30, 26 |
| 6 | Columbia Small Cap Growth | 1.87M (2.91%) | -256.47K Decreased by -13.68% | Mar 31, 26 |
| 7 | Columbia Small Cap Growth Inst | 1.87M (2.91%) | 0.00 Increased by 0.00% | Apr 30, 26 |
| 8 | abrdn Life Sciences Investors | 1.86M (2.89%) | 271.51K Increased by +14.57% | May 31, 26 |
| 9 | CT American Smaller Coms(US) InstAccGBP | 1.45M (2.26%) | -142.14K Decreased by -9.77% | Apr 30, 26 |
| 10 | T. Rowe Price Small-Cap Stock | 1.33M (2.07%) | -1.60M Decreased by -120.23% | Mar 31, 26 |
| 11 | T. Rowe Price US Small-Cap Core Equity | 1.33M (2.07%) | -2.23M Decreased by -166.99% | Mar 31, 26 |
| 12 | iShares Russell 2000 ETF | 1.22M (1.89%) | 11.23K Increased by +0.92% | May 29, 26 |
| 13 | Vanguard US Total Market Shares ETF | 1.21M (1.88%) | 0.00 Increased by 0.00% | Sep 30, 24 |
| 14 | Kennedy Small Cap Select | 1.11M (1.73%) | 350.87K Increased by +31.53% | Mar 31, 26 |
| 15 | T. Rowe Price New Horizons | 1.04M (1.61%) | -539.40K Decreased by -52.05% | Mar 31, 26 |
| 16 | US Small-Cap Growth II Equity Comp | 1.04M (1.61%) | 136.31K Increased by +13.15% | Mar 31, 26 |
| 17 | Nikko Gbl All Biological Genome Eq MF | 932.69K (1.45%) | -150.91K Decreased by -16.18% | Jun 7, 24 |
| 18 | T. Rowe Price Instl Small-Cap Stock | 745.49K (1.16%) | -966.36K Decreased by -129.63% | Mar 31, 26 |
| 19 | AZ Fd 1 - AZ Eq - Amer Opps A-EUR Acc | 720.93K (1.12%) | 103.39K Increased by +14.34% | Apr 30, 26 |
| 20 | T. Rowe Price US Smlr Coms Eq A | 663.05K (1.03%) | -366.00K Decreased by -55.20% | Mar 31, 26 |