Top 20 ETF stock exposure

Rank ETF Weight % in ETF
1 LFSC 4.19%
2 BBC 1.36%
3 MEDI 0.62%
4 ILDR 0.61%
5 SBIO 0.59%
6 RYJ 0.54%
7 XBI 0.33%
8 IWC 0.29%
9 ISMD 0.28%
10 LABU 0.21%
11 BTEC 0.19%
12 IBB 0.16%
13 IBBQ 0.15%
14 OPTZ 0.12%
15 BIB 0.12%
16 IWN 0.10%
17 VTWV 0.08%
18 RFLR 0.06%
19 AVSC 0.05%
20 VTWG 0.05%

Top 20 institutional holders

Rank Holder SharesFloat % Change Date reported
1 HHG PLC 20.46M (20.14%) 3.95M
Increased by +19.30%
Mar 31, 25
2 Suvretta Capital Management, LLC 14.34M (14.11%) 4.13M
Increased by +28.83%
Mar 31, 25
3 RA Capital Management, LLC 14.18M (13.95%) 0.00
Increased by 0.00%
Dec 31, 24
4 BlackRock Inc 10.08M (9.91%) 2.19M
Increased by +21.69%
Mar 31, 25
5 Deep Track Capital, LP 9.32M (9.17%) 2.84M
Increased by +30.46%
Mar 31, 25
6 Vanguard Group Inc 7.16M (7.05%) 1.47M
Increased by +20.54%
Mar 31, 25
7 venBio Select Advisor LLC 6.35M (6.25%) 2.25M
Increased by +35.43%
Mar 31, 25
8 State Street Corporation 5.54M (5.46%) 144.23K
Increased by +2.60%
Mar 31, 24
9 Citadel Advisors Llc 4.73M (4.65%) 2.17M
Increased by +45.94%
Dec 31, 24
10 Bvf Inc 4.33M (4.26%) -2.48M
Decreased by -57.17%
Dec 31, 24
11 Pictet Asset Manangement SA 4.20M (4.14%) 1.20M
Increased by +28.49%
Mar 31, 25
12 State Street Corp 4.03M (3.97%) 1.09M
Increased by +26.92%
Mar 31, 25
13 Westfield Capital Management Company, L.P. 3.89M (3.83%) 7.95K
Increased by +0.20%
Mar 31, 25
14 Holocene Advisors, LP 3.45M (3.40%) 1.21M
Increased by +35.21%
Mar 31, 24
15 Westfield Capital Management Company, LP 3.01M (2.96%) 686.67K
Increased by +22.84%
Sep 30, 24
16 Geode Capital Management, LLC 2.90M (2.85%) 690.37K
Increased by +23.82%
Mar 31, 25
17 Logos Global Management LP 2.50M (2.46%) 2.50M
Increased by +100.00%
Mar 31, 25
18 Polar Capital Holdings PLC 2.50M (2.46%) 2.50M
Increased by +100.00%
Mar 31, 25
19 Redmile Group, LLC 2.17M (2.13%) 597.33K
Increased by +27.56%
Dec 31, 24
20 RTW INVESTMENTS, LLC 1.97M (1.94%) -5.51M
Decreased by -280.07%
Mar 31, 25

Top 20 mutual fund holders

Rank Holder SharesFloat % Change Date reported
1 Vanguard Total Stock Mkt Idx Inv 3.99M (3.92%) 16.20K
Increased by +0.41%
Apr 30, 25
2 Janus Henderson Global Life Sciences D 2.97M (2.92%) -10.97K
Decreased by -0.37%
Mar 31, 25
3 iShares Russell 2000 ETF 2.77M (2.73%) 468.00
Increased by +0.02%
Apr 30, 25
4 Janus Henderson Global Life Sciences 2.76M (2.72%) -195.87K
Decreased by -7.09%
Dec 31, 24
5 Vanguard US Total Market Shares ETF 2.65M (2.60%) 0.00
Increased by 0.00%
Sep 30, 24
6 Polar Capital Biotech S Inc 2.50M (2.46%) 2.50M
Increased by +100.00%
Mar 31, 25
7 Janus Global Life Science AUSD 2.42M (2.38%) 225.46K
Increased by +9.32%
Mar 31, 25
8 Janus Henderson Glb Life Scn I2 USD 2.42M (2.38%) -5.80K
Decreased by -0.24%
Mar 31, 25
9 Pictet-Biotech P USD 2.38M (2.34%) 343.63K
Increased by +14.44%
Jan 31, 25
10 Janus Henderson Triton D 2.37M (2.34%) -24.70K
Decreased by -1.04%
Mar 31, 25
11 Janus Selection Global Life Science AUSD 2.19M (2.16%) -95.51K
Decreased by -4.36%
Jun 30, 24
12 Pictet Biotech 2.04M (2.00%) 2.04M
Increased by +100.00%
Mar 31, 24
13 Harbor Small Cap Growth Instl 1.97M (1.94%) 0.00
Increased by 0.00%
Mar 31, 25
14 Westfield Capital Mgt Co Sm-Cap Gr Eq 1.97M (1.94%) -24.52K
Decreased by -1.24%
Mar 31, 25
15 Vanguard Institutional Extnd Mkt Idx Tr 1.94M (1.91%) 17.76K
Increased by +0.92%
Apr 30, 25
16 Janus Henderson US SMID Cap Growth 1.70M (1.67%) 311.50K
Increased by +18.35%
Dec 31, 24
17 Janus Henderson US SMID Cap Growth MA 1.70M (1.67%) 1.70M
Increased by +100.00%
Dec 31, 24
18 SPDR® S&P Biotech ETF 1.64M (1.61%) -24.01K
Decreased by -1.46%
Apr 30, 25
19 Pictet-Global Megatrend Sel I USD 1.19M (1.17%) -188.49K
Decreased by -15.82%
Aug 31, 24
20 Janus Henderson Hrzn Biotec E2 USD 1.19M (1.17%) 432.02K
Increased by +36.44%
Mar 31, 25