Top 20 Institutional Holders

Rank Holder SharesFloat % Change Date reported
1 Bvf Inc 7.06M (14.02%) 3.7M
Increased by +52.43%
Sep 30, 23
2 Wellington Management Company LLP 6.98M (13.85%) -658.02K
Decreased by -9.43%
Sep 30, 23
3 BlackRock Inc 5.61M (11.13%) 13.72K
Increased by +0.24%
Sep 30, 23
4 RA Capital Management, LLC 4.4M (8.73%) 0
Increased by 0%
Sep 30, 23
5 Rock Springs Capital Management LP 3.96M (7.86%) -1.4K
Decreased by -0.04%
Sep 30, 23
6 Bain Capital Life Sciences Investors, LLC 3.4M (6.75%) 0
Increased by 0%
Sep 30, 23
7 Vanguard Group Inc 3.36M (6.67%) 33.48K
Increased by +1%
Sep 30, 23
8 Citadel Advisors Llc 3.36M (6.66%) 744.17K
Increased by +22.17%
Sep 30, 23
9 Foresite Capital Management IV, LLC 2.81M (5.57%) 0
Increased by 0%
Sep 30, 23
10 Millennium Management LLC 1.97M (3.91%) 1.14M
Increased by +57.97%
Sep 30, 23
11 Renaissance Technologies Corp 1.75M (3.47%) 1.1M
Increased by +62.92%
Dec 31, 23
12 Morgan Stanley - Brokerage Accounts 1.7M (3.37%) 63.58K
Increased by +3.74%
Sep 30, 23
13 Great Point Partners LLC 1.69M (3.36%) -249.81K
Decreased by -14.77%
Sep 30, 23
14 State Street Corporation 1.56M (3.1%) 110.52K
Increased by +7.07%
Sep 30, 23
15 Samlyn Capital, LLC 1.46M (2.9%) 119K
Increased by +8.13%
Sep 30, 23
16 Geode Capital Management, LLC 1.34M (2.65%) 99.67K
Increased by +7.45%
Sep 30, 23
17 Blackstone Inc 1.26M (2.5%) 1.25M
Increased by +98.97%
Sep 30, 23
18 Foresite Capital Management V, LLC 1.26M (2.5%) 0
Increased by 0%
Sep 30, 23
19 VR Adviser, LLC 1.04M (2.07%) 0
Increased by 0%
Sep 30, 23
20 Adage Capital Partners Gp LLC 1M (1.98%) 0
Increased by 0%
Sep 30, 23

Top 20 Mutual Fund Holders

Rank Holder SharesFloat % Change Date reported
1 Vanguard Total Stock Mkt Idx Inv 2M (3.97%) 0
Increased by 0%
Jan 31, 24
2 iShares Russell 2000 ETF 1.94M (3.84%) -35.34K
Decreased by -1.83%
Jan 31, 24
3 Xtrackers S&P 500 Swap ETF 1C 923.31K (1.83%) 0
Increased by 0%
Jan 31, 24
4 Vanguard Institutional Extnd Mkt Idx Tr 777.63K (1.54%) 0
Increased by 0%
Jan 31, 24
5 Vanguard Strategic Small-Cap Equity Inv 706.5K (1.4%) 706.5K
Increased by +100%
Dec 31, 23
6 Fidelity Small Cap Index 678.83K (1.35%) 7.13K
Increased by +1.05%
Nov 30, 23
7 Fidelity® Small Cap Index 671.7K (1.33%) 20.07K
Increased by +2.99%
Oct 31, 23
8 iShares Russell 2000 Growth ETF 602.48K (1.2%) 705
Increased by +0.12%
Jan 31, 24
9 iShares Biotechnology ETF 465.08K (0.92%) -426
Decreased by -0.09%
Jan 31, 24
10 Vanguard VIF Small Co Gr 447.91K (0.89%) 447.91K
Increased by +100%
Dec 31, 23
11 State St Russell Sm/Mid Cp® Indx NL Cl C 406.29K (0.81%) 19.9K
Increased by +4.9%
Jan 31, 24
12 Fidelity® Extended Market Index 336.96K (0.67%) 33.29K
Increased by +9.88%
Nov 30, 23
13 Fidelity Extended Market Index 314.49K (0.62%) -22.47K
Decreased by -7.14%
Dec 31, 23
14 Schwab US Small-Cap ETF™ 250.6K (0.5%) 0
Increased by 0%
Jan 31, 24
15 Northwestern Mutual Ser Small Cap Gr Stk 241.68K (0.48%) 9.54K
Increased by +3.95%
Sep 30, 23
16 State St Russell Sm Cap® Indx SL Cl I 236.38K (0.47%) -19.9K
Decreased by -8.42%
Jan 31, 24
17 Vanguard Russell 2000 ETF 229.77K (0.46%) 4.12K
Increased by +1.79%
Jan 31, 24
18 Wellington CIF II Small Cap Opps 222.32K (0.44%) 40K
Increased by +17.99%
Sep 30, 23
19 Fidelity Capital Appreciation 218K (0.43%) 0
Increased by 0%
Dec 31, 23
20 Fidelity® Capital Appreciation 218K (0.43%) 0
Increased by 0%
Nov 30, 23