Top 20 ETF stock exposure

Rank ETF Weight % in ETF
1 MEDI 5.71%
2 MEMS 4.56%
3 EMSF 4.30%
4 GNOM 3.68%
5 CHIH 3.53%
6 MCHS 3.48%
7 FMED 2.74%
8 CANC 2.59%
9 BBP 1.52%
10 CNCR 1.50%
11 CHNA 1.37%
12 KURE 1.13%
13 PINK 0.98%
14 IBB 0.72%
15 SYNB 0.62%
16 TMAT 0.48%
17 IBB 0.44%
18 INNO 0.38%
19 IBBQ 0.31%
20 EEMV 0.28%

Top 20 institutional holders

Rank Holder SharesFloat % Change Date reported
1 FMR Inc 13.20M (8.11%) -242.80K
Decreased by -1.84%
Mar 31, 25
2 RA Capital Management, LLC 7.51M (4.61%) 0.00
Increased by 0.00%
Dec 31, 24
3 T. Rowe Price Associates, Inc. 6.73M (4.13%) -78.30K
Decreased by -1.16%
Mar 31, 25
4 Westfield Capital Management Company, L.P. 6.47M (3.98%) -445.02K
Decreased by -6.88%
Jun 30, 25
5 Hillhouse Capital Advisors, Ltd. 5.98M (3.68%) 0.00
Increased by 0.00%
Mar 31, 25
6 Westfield Capital Management Company, LP 5.04M (3.10%) 266.30K
Increased by +5.29%
Sep 30, 24
7 BlackRock Inc 4.53M (2.78%) -81.45K
Decreased by -1.80%
Mar 31, 25
8 Suvretta Capital Management, LLC 3.75M (2.30%) 253.73K
Increased by +6.77%
Mar 31, 25
9 Amvescap Plc. 2.94M (1.80%) -373.27K
Decreased by -12.71%
Mar 31, 25
10 Citadel Advisors Llc 2.90M (1.78%) 1.59M
Increased by +54.68%
Dec 31, 24
11 BRAIDWELL LP 2.54M (1.56%) -435.85K
Decreased by -17.15%
Jun 30, 25
12 Capital World Investors 2.39M (1.47%) 0.00
Increased by 0.00%
Mar 31, 24
13 Massachusetts Financial Services Company 2.27M (1.39%) 6.71K
Increased by +0.30%
Mar 31, 25
14 Artisan Partners Limited Partnership 2.12M (1.30%) 990.50K
Increased by +46.67%
Jun 30, 25
15 HHG PLC 2.09M (1.29%) 34.93K
Increased by +1.67%
Jun 30, 25
16 Wellington Management Company LLP 1.86M (1.14%) -263.51K
Decreased by -14.19%
Mar 31, 25
17 Deerfield Management Co 1.74M (1.07%) 191.84K
Increased by +11.00%
Mar 31, 25
18 Adage Capital Partners Gp LLC 1.71M (1.05%) 860.41K
Increased by +50.36%
Sep 30, 23
19 Millennium Management LLC 1.66M (1.02%) 1.29M
Increased by +77.63%
Jun 30, 24
20 AllianceBernstein L.P. 1.51M (0.93%) 32.10K
Increased by +2.13%
Mar 31, 25

Top 20 mutual fund holders

Rank Holder SharesFloat % Change Date reported
1 Fidelity OTC 4.68M (2.88%) 2.07M
Increased by +44.20%
Jun 30, 25
2 Fidelity Select Health Care 3.70M (2.27%) 248.18K
Increased by +6.71%
Jun 30, 25
3 Invesco Developing Markets A 2.69M (1.65%) 0.00
Increased by 0.00%
May 31, 25
4 Invesco Emerging Markets Equity 2.69M (1.65%) -277.61K
Decreased by -10.33%
Mar 31, 25
5 Fidelity Growth Compy Commingled Pl S 2.45M (1.50%) 15.11K
Increased by +0.62%
Sep 30, 24
6 Fidelity Growth Compy Commingled Pl O 2.43M (1.49%) 0.00
Increased by 0.00%
Aug 31, 24
7 T. Rowe Price Growth Stock 2.32M (1.43%) 0.00
Increased by 0.00%
Sep 30, 24
8 T. Rowe Price US Growth Stock Composite 2.32M (1.43%) -77.22K
Decreased by -3.33%
Sep 30, 24
9 Fidelity Advisor Health Care I 2.08M (1.28%) 116.31K
Increased by +5.59%
Jun 30, 25
10 T. Rowe Price U.S. Growth Stock SMA 2.07M (1.27%) 2.07M
Increased by +100.00%
Dec 31, 23
11 Fidelity® Growth Company 1.82M (1.12%) 62.20K
Increased by +3.42%
Nov 30, 23
12 Fidelity Growth Company Fund 1.76M (1.08%) -3.75K
Decreased by -0.21%
Sep 30, 24
13 Strategic Advisers Fidelity US TtlStk 1.73M (1.06%) -10.86K
Decreased by -0.63%
Jun 30, 25
14 MFS Mid Cap Growth A 1.56M (0.96%) 0.00
Increased by 0.00%
Mar 31, 25
15 MFS Mid Cap Growth Equity 1.56M (0.96%) -17.03K
Decreased by -1.09%
Mar 31, 25
16 T. Rowe Price Lrg Cp Gr I 1.47M (0.90%) 0.00
Increased by 0.00%
Mar 31, 25
17 T. Rowe Price US Large-Cap Growth Equity 1.47M (0.90%) -6.43K
Decreased by -0.44%
Mar 31, 25
18 Vanguard Health Care Inv 1.44M (0.88%) 0.00
Increased by 0.00%
Mar 31, 25
19 T. Rowe Price Growth Stock Tr-B 1.41M (0.87%) -10.57K
Decreased by -0.75%
Sep 30, 24
20 Artisan International Small-Mid Investor 1.41M (0.87%) 640.24K
Increased by +45.42%
Jun 30, 25