| Rank | Holder | SharesFloat % | Change | Date reported |
|---|---|---|---|---|
| 1 | Nantahala Capital Management, LLC | 6.38M (12.71%) | 556.21K Increased by +8.72% | Mar 30, 26 |
| 2 | BlackRock Inc | 4.29M (8.55%) | 195.08K Increased by +4.55% | Mar 30, 26 |
| 3 | Caligan Partners LP | 4.14M (8.25%) | 796.97K Increased by +19.26% | Sep 29, 25 |
| 4 | Vanguard Group Inc | 3.34M (6.66%) | -87.14K Decreased by -2.61% | Dec 30, 25 |
| 5 | BRAIDWELL LP | 3.11M (6.19%) | 0.00 Increased by 0.00% | Mar 30, 26 |
| 6 | Frazier Life Sciences Management, L.P. | 2.63M (5.24%) | 0.00 Increased by 0.00% | Mar 30, 26 |
| 7 | Vanguard Capital Management, LLC | 2.47M (4.92%) | 2.47M Increased by +100.00% | Mar 30, 26 |
| 8 | First Manhattan Co. LLC | 2.29M (4.56%) | 0.00 Increased by 0.00% | Sep 29, 23 |
| 9 | Soleus Capital Management, L.P. | 2.25M (4.48%) | 1.18M Increased by +52.35% | Mar 30, 26 |
| 10 | Stonepine Capital Management Llc | 1.76M (3.51%) | 127.50K Increased by +7.25% | Mar 30, 26 |
| 11 | Frontier Capital Management CO Inc | 1.66M (3.32%) | 457.53K Increased by +27.48% | Jun 29, 25 |
| 12 | Eversept Partners, LP | 1.48M (2.94%) | 304.80K Increased by +20.66% | Sep 29, 25 |
| 13 | Millennium Management LLC | 1.46M (2.91%) | -631.88K Decreased by -43.24% | Mar 30, 26 |
| 14 | Armistice Capital, LLC | 1.40M (2.78%) | 420.00K Increased by +30.09% | Mar 30, 26 |
| 15 | Geode Capital Management, LLC | 1.38M (2.75%) | -4.91K Decreased by -0.36% | Mar 30, 26 |
| 16 | State Street Corp | 1.32M (2.63%) | -254.06K Decreased by -19.24% | Mar 30, 26 |
| 17 | Perceptive Advisors LLC | 1.29M (2.56%) | 1.29M Increased by +100.00% | Mar 30, 26 |
| 18 | Rice Hall James & Associates, LLC | 1.25M (2.50%) | 101.38K Increased by +8.08% | Mar 30, 26 |
| 19 | TANG CAPITAL MANAGEMENT LLC | 1.25M (2.48%) | -4.24M Decreased by -340.58% | Dec 30, 25 |
| 20 | Eversept Partners, LLC | 1.17M (2.33%) | 1.17M Increased by +100.00% | Jun 29, 25 |
| Rank | Holder | SharesFloat % | Change | Date reported |
|---|---|---|---|---|
| 1 | BioPharma Credit Ord | 5.66M (11.28%) | -99.14K Decreased by -1.75% | Dec 30, 24 |
| 2 | Vanguard US Total Market Shares ETF | 1.68M (3.36%) | 0.00 Increased by 0.00% | Sep 29, 24 |
| 3 | Vanguard Morn Total Stk Mkt Idx Investor | 1.54M (3.08%) | -120.90K Decreased by -7.83% | Jun 29, 26 |
| 4 | Vanguard Total Stock Mkt Idx Inv | 1.54M (3.08%) | -120.90K Decreased by -7.83% | Jun 29, 26 |
| 5 | iShares Russell 2000 ETF | 1.54M (3.08%) | 16.68K Increased by +1.08% | Jul 27, 26 |
| 6 | Vanguard Institutional Extnd Mkt Idx Tr | 770.01K (1.53%) | 26.80K Increased by +3.48% | Jun 29, 26 |
| 7 | Xtrackers S&P 500 Swap ETF 1C | 731.43K (1.46%) | 0.00 Increased by 0.00% | Jun 29, 24 |
| 8 | Schroder US Smaller Companies Acc | 718.22K (1.43%) | -15.14K Decreased by -2.11% | Dec 30, 25 |
| 9 | Oberweis Micro-Cap | 677.60K (1.35%) | 0.00 Increased by 0.00% | Jun 29, 25 |
| 10 | Oberweis Micro-Cap Growth | 677.60K (1.35%) | 0.00 Increased by 0.00% | Jun 29, 25 |
| 11 | CREF Stock R1 | 572.75K (1.14%) | 245.42K Increased by +42.85% | Feb 27, 25 |
| 12 | Fidelity Small Cap Index | 564.86K (1.13%) | 9.69K Increased by +1.72% | May 30, 26 |
| 13 | iShares Russell 2000 Growth ETF | 549.83K (1.10%) | 0.00 Increased by 0.00% | Jul 27, 26 |
| 14 | Invesco S&P 500 ETF | 468.69K (0.93%) | 468.69K Increased by +100.00% | Jul 30, 25 |
| 15 | Nuveen Quant Small Cap Equity Instl | 463.37K (0.92%) | 9.34K Increased by +2.02% | Feb 28, 24 |
| 16 | Nuveen Quant Small Cap Equity R6 | 456.83K (0.91%) | 0.00 Increased by 0.00% | Jul 30, 25 |
| 17 | TIAA-CREF Quant Small-Cap Equity Instl | 454.03K (0.90%) | 0.00 Increased by 0.00% | Dec 30, 23 |
| 18 | Frontier Small Cap Growth | 429.44K (0.86%) | -30.89K Decreased by -7.19% | Jun 29, 25 |
| 19 | Russell 2000 Equity Index Fund B | 403.51K (0.80%) | 58.91K Increased by +14.60% | Jun 29, 26 |
| 20 | Russell 2000 Index Non-Lendable Fund | 403.51K (0.80%) | 58.91K Increased by +14.60% | Jun 29, 26 |