| Rank | Holder | SharesFloat % | Change | Date reported |
|---|---|---|---|---|
| 1 | Wellington Management Company LLP | 11.98M (18.08%) | 6.09M Increased by +50.81% | Mar 31, 26 |
| 2 | Bain Capital Life Sciences Investors, LLC | 10.45M (15.77%) | -2.00M Decreased by -19.14% | Mar 31, 26 |
| 3 | FMR Inc | 5.40M (8.15%) | 1.27M Increased by +23.62% | Mar 31, 26 |
| 4 | BAMCO Inc | 3.83M (5.78%) | 1.52M Increased by +39.81% | Mar 31, 26 |
| 5 | HHG PLC | 2.18M (3.29%) | 1.32M Increased by +60.31% | Mar 31, 26 |
| 6 | Vanguard Portfolio Management, LLC | 2.05M (3.09%) | 2.05M Increased by +100.00% | Mar 31, 26 |
| 7 | Amvescap Plc. | 1.91M (2.89%) | 1.34M Increased by +69.82% | Mar 31, 26 |
| 8 | Vanguard Capital Management, LLC | 1.89M (2.86%) | 1.89M Increased by +100.00% | Mar 31, 26 |
| 9 | Capricorn Investment Group LLC | 1.66M (2.51%) | 1.66M Increased by +100.00% | Dec 31, 25 |
| 10 | Vanguard Group Inc | 1.58M (2.38%) | 128.40K Increased by +8.12% | Dec 31, 25 |
| 11 | BlackRock Inc | 1.46M (2.21%) | 120.44K Increased by +8.24% | Mar 31, 26 |
| 12 | UBS Asset Mgmt Americas Inc | 1.41M (2.13%) | -16.18K Decreased by -1.14% | Mar 31, 26 |
| 13 | AllianceBernstein L.P. | 1.22M (1.85%) | 135.30K Increased by +11.05% | Mar 31, 26 |
| 14 | Millennium Management LLC | 1.09M (1.65%) | 1.03M Increased by +93.80% | Mar 31, 26 |
| 15 | Baillie Gifford & Co Limited. | 1.08M (1.64%) | -1.92M Decreased by -177.14% | Mar 31, 26 |
| 16 | Summit Partners Public Asset Management, LLC | 892.09K (1.35%) | -367.03K Decreased by -41.14% | Mar 31, 26 |
| 17 | Morgan Stanley - Brokerage Accounts | 851.93K (1.29%) | 106.01K Increased by +12.44% | Mar 31, 26 |
| 18 | Franklin Resources Inc | 793.72K (1.20%) | 108.56K Increased by +13.68% | Mar 31, 26 |
| 19 | Lord, Abbett & Co LLC | 790.90K (1.19%) | -341.84K Decreased by -43.22% | Dec 31, 25 |
| 20 | Eventide Asset Management, LLC | 756.96K (1.14%) | 250.97K Increased by +33.15% | Mar 31, 26 |
| Rank | Holder | SharesFloat % | Change | Date reported |
|---|---|---|---|---|
| 1 | Vanguard Health Care Inv | 5.65M (8.53%) | 4.43M Increased by +78.30% | Mar 31, 26 |
| 2 | Vanguard Total Stock Mkt Idx Inv | 1.64M (2.48%) | 1.46K Increased by +0.09% | Apr 30, 26 |
| 3 | Baron Discovery Institutional | 1.60M (2.42%) | 795.17K Increased by +49.55% | Mar 31, 26 |
| 4 | Baron Discovery Strategy | 1.60M (2.42%) | 795.17K Increased by +49.55% | Mar 31, 26 |
| 5 | Vanguard Small Cap Index | 1.17M (1.77%) | -4.02K Decreased by -0.34% | Apr 30, 26 |
| 6 | Invesco Discovery A | 1.12M (1.68%) | 0.00 Increased by 0.00% | Apr 30, 26 |
| 7 | Invesco OFI Small Cap Growth | 1.12M (1.68%) | 1.12M Increased by +100.00% | Mar 31, 26 |
| 8 | Scottish Mortgage Ord | 1.08M (1.64%) | -355.96K Decreased by -32.82% | Mar 31, 26 |
| 9 | Fidelity Select Health Care | 1.00M (1.51%) | -80.00K Decreased by -8.00% | Apr 30, 26 |
| 10 | Fidelity Select Medical Tech and Devcs | 1.00M (1.51%) | -128.00K Decreased by -12.80% | Apr 30, 26 |
| 11 | Janus Henderson US Small Cap Growth MA | 781.65K (1.18%) | 781.65K Increased by +100.00% | Sep 30, 25 |
| 12 | Vanguard Small Cap Value Index Inv | 756.16K (1.14%) | 5.28K Increased by +0.70% | Apr 30, 26 |
| 13 | Janus Henderson US Small Cap Growth | 754.49K (1.14%) | 124.49K Increased by +16.50% | Mar 31, 26 |
| 14 | Janus Henderson Venture D | 754.49K (1.14%) | 131.44K Increased by +17.42% | Mar 31, 26 |
| 15 | Franklin DynaTech A | 750.00K (1.13%) | 0.00 Increased by 0.00% | Apr 30, 26 |
| 16 | Franklin Innovation Composite | 750.00K (1.13%) | 100.00K Increased by +13.33% | Mar 31, 26 |
| 17 | Eventide Healthcare & Life Sciences I | 714.37K (1.08%) | 208.38K Increased by +29.17% | Mar 31, 26 |
| 18 | Fidelity Growth Compy Commingled Pl S | 686.13K (1.04%) | 474.00 Increased by +0.07% | Apr 30, 26 |
| 19 | Champlain Small Company Fund, LLC | 672.85K (1.02%) | 131.80K Increased by +19.59% | Apr 30, 26 |
| 20 | Baron Opportunity Retail | 652.26K (0.98%) | 129.97K Increased by +19.93% | Mar 31, 26 |