Top 20 ETF stock exposure

Rank ETF Weight % in ETF
1 SBIO 2.89%
2 OZEM 1.65%
3 MNTL 0.94%
4 BTEC 0.85%
5 BBC 0.85%
6 XBI 0.52%
7 FMED 0.36%
8 CSML 0.36%
9 LFSC 0.36%
10 LABU 0.33%
11 IBBQ 0.29%
12 BIB 0.21%
13 NSCS 0.21%
14 JHSC 0.16%
15 IBB 0.13%
16 FPX 0.12%
17 USVM 0.11%
18 RFLR 0.09%
19 STXK 0.08%
20 BKSE 0.08%

Top 20 institutional holders

Rank Holder SharesFloat % Change Date reported
1 FMR Inc 17.24M (27.25%) 4.14M
Increased by +24.03%
Mar 31, 25
2 Deep Track Capital, LP 9.50M (15.02%) 3.50M
Increased by +36.84%
Mar 31, 25
3 Vanguard Group Inc 6.94M (10.97%) 257.44K
Increased by +3.71%
Mar 31, 25
4 T. Rowe Price Investment Management,Inc. 5.89M (9.32%) 777.59K
Increased by +13.19%
Mar 31, 25
5 Baker Bros Advisors LP 5.46M (8.63%) 3.75M
Increased by +68.71%
Mar 31, 25
6 BlackRock Inc 5.36M (8.48%) 221.15K
Increased by +4.12%
Mar 31, 25
7 Armistice Capital, LLC 4.50M (7.11%) 629.41K
Increased by +13.99%
Mar 31, 25
8 State Street Corporation 3.64M (5.76%) 425.53K
Increased by +11.68%
Mar 31, 24
9 State Street Corp 3.09M (4.88%) 389.57K
Increased by +12.62%
Mar 31, 25
10 Perceptive Advisors LLC 2.84M (4.50%) 704.87K
Increased by +24.78%
Mar 31, 25
11 Alpine Partners VI, LLC 2.63M (4.15%) -1.69M
Decreased by -64.38%
Mar 31, 25
12 Darwin Global Management, Ltd. 1.82M (2.87%) 1.82M
Increased by +100.00%
Sep 30, 23
13 Geode Capital Management, LLC 1.67M (2.64%) 157.57K
Increased by +9.42%
Mar 31, 25
14 Two Seas Capital LP 1.64M (2.60%) 131.16K
Increased by +7.98%
Mar 31, 25
15 Woodline Partners LP 1.50M (2.37%) 855.14K
Increased by +57.09%
Mar 31, 25
16 Point72 Asset Management, L.P. 1.38M (2.19%) 1.38M
Increased by +100.00%
Mar 31, 24
17 Paradigm Biocapital Advisors LP 1.36M (2.15%) 0.00
Increased by 0.00%
Sep 30, 24
18 Adage Capital Partners Gp LLC 1.33M (2.11%) 897.28K
Increased by +67.37%
Dec 31, 23
19 Morgan Stanley - Brokerage Accounts 1.31M (2.07%) 299.43K
Increased by +22.86%
Mar 31, 25
20 Fred Alger Management, LLC 1.27M (2.01%) 386.89K
Increased by +30.42%
Mar 31, 24

Top 20 mutual fund holders

Rank Holder SharesFloat % Change Date reported
1 Fidelity Growth Compy Commingled Pl S 6.34M (10.02%) 644.15K
Increased by +10.16%
Apr 30, 25
2 Fidelity Growth Company Fund 4.52M (7.15%) 445.63K
Increased by +9.85%
Apr 30, 25
3 Fidelity Growth Compy Commingled Pl O 4.45M (7.04%) 196.00K
Increased by +4.40%
Aug 31, 24
4 Fidelity® Growth Company 2.41M (3.81%) 90.60K
Increased by +3.76%
Nov 30, 23
5 T. Rowe Price Small-Cap Stock 2.41M (3.80%) 165.21K
Increased by +6.87%
Mar 31, 25
6 T. Rowe Price US Small-Cap Core Equity 2.41M (3.80%) 313.66K
Increased by +13.04%
Mar 31, 25
7 Vanguard Total Stock Mkt Idx Inv 2.17M (3.43%) 69.07K
Increased by +3.18%
Apr 30, 25
8 Vanguard US Total Market Shares ETF 2.12M (3.34%) 2.26K
Increased by +0.11%
Sep 30, 24
9 Vanguard Small Cap Index 1.71M (2.70%) 16.75K
Increased by +0.98%
Apr 30, 25
10 SPDR® S&P Biotech ETF 1.60M (2.53%) 9.45K
Increased by +0.59%
May 31, 25
11 iShares Russell 2000 ETF 1.46M (2.31%) 0.00
Increased by 0.00%
May 31, 25
12 Fidelity Growth Company K6 1.43M (2.26%) 138.26K
Increased by +9.67%
Apr 30, 25
13 Fidelity Series Growth Company 1.32M (2.08%) 250.56K
Increased by +19.02%
Apr 30, 25
14 T. Rowe Price Instl Small-Cap Stock 1.29M (2.03%) 83.49K
Increased by +6.49%
Mar 31, 25
15 Vanguard Institutional Extnd Mkt Idx Tr 1.21M (1.91%) 1.86K
Increased by +0.15%
Apr 30, 25
16 T. Rowe Price U.S. SC Core Eq Tr-D 1.17M (1.84%) 216.78K
Increased by +18.58%
Mar 31, 25
17 T. Rowe Price U.S. SC Core Eq Tr-Z 1.17M (1.84%) 216.78K
Increased by +18.58%
Mar 31, 25
18 Vanguard Small Cap Value Index Inv 1.10M (1.74%) 3.48K
Increased by +0.32%
Apr 30, 25
19 Fidelity® Select Biotechnology 881.84K (1.39%) -30.53K
Decreased by -3.46%
Nov 30, 23
20 Fidelity® Growth Company K6 859.56K (1.36%) -88.57K
Decreased by -10.30%
Nov 30, 23