RYBOX
Biotechnology Fund
Rydex Series Funds

Portfolio concentration

As of March 31, 2026 · N-PORT
Holdings
75
Top-10 weight
36.99%
Effective holdings ?
42
Crowding ?
764.2

Holdings

As of March 31, 2026 · N-PORT
#SecurityTickerSharesValue% of fund
1 ABBVIE INC 45,923 $9.99M 7.39%
2 AMGEN INC 20,093 $7.07M 5.23%
3 GILEAD SCIENCES INC 48,042 $6.70M 4.96%
4 VERTEX PHARMACEUTICALS INC 12,119 $5.41M 4.01%
5 REGENERON PHARMACEUTICALS INC 6,224 $4.81M 3.56%
6 ALNYLAM PHARMACEUTICALS INC 10,632 $3.52M 2.60%
7 INSMED INC 20,277 $3.32M 2.45%
8 BEONE MEDICINES LTD ADR 10,395 $3.09M 2.29%
9 NATERA INC 14,145 $2.83M 2.09%
10 UNITED THERAPEUTICS CORP DEL 4,711 $2.79M 2.07%
11 BIOGEN INC 14,803 $2.71M 2.01%
12 ROYALTY PHARMA PLC 55,739 $2.67M 1.98%
13 ILLUMINA INC 19,053 $2.35M 1.74%
14 REVOLUTION MEDICINES INC 23,475 $2.28M 1.69%
15 MODERNA INC 43,818 $2.23M 1.65%
16 ASTRAZENECA PLC 10,974 $2.16M 1.60%
17 ARGENX SE SPONSORED ADR 2,961 $2.16M 1.60%
18 INCYTE CORP 22,317 $2.10M 1.56%
19 VIATRIS INC 150,073 $2.03M 1.50%
20 BRIDGEBIO PHARMA INC 26,764 $1.99M 1.47%
21 ALKERMES PLC 56,068 $1.98M 1.47%
22 JAZZ PHARMA PLC 10,448 $1.98M 1.46%
23 NEUROCRINE BIOSCIENCES INC 14,527 $1.91M 1.42%
24 GUARDANT HEALTH INC 20,606 $1.90M 1.41%
25 ROIVANT SCIENCES LTD 68,372 $1.89M 1.40%
26 IONIS PHARMACEUTICALS INC 24,870 $1.87M 1.38%
27 EXELIXIS INC 40,607 $1.74M 1.29%
28 MEDPACE HOLDINGS INC 3,540 $1.70M 1.26%
29 BIOMARIN PHARMACEUTICAL INC 29,738 $1.68M 1.24%
30 APELLIS PHARMACEUTICALS INC 41,107 $1.65M 1.22%
31 ARROWHEAD PHARMACEUTICALS INC 26,370 $1.65M 1.22%
32 CYTOKINETICS INC 24,093 $1.59M 1.18%
33 VAXCYTE INC 26,383 $1.53M 1.14%
34 CRISPR THERAPEUTICS AG 32,054 $1.52M 1.13%
35 HALOZYME THERAPEUTICS INC 22,712 $1.47M 1.09%
36 BIONTECH SE ADR 16,159 $1.44M 1.06%
37 AXSOME THERAPEUTICS INC 8,171 $1.38M 1.02%
38 Ascendis Pharma A/S 5,974 $1.37M 1.01%
39 COGENT BIOSCIENCES INC 34,752 $1.34M 0.99%
40 ARCELLX INC 11,645 $1.34M 0.99%
41 TG THERAPEUTICS INC 39,225 $1.30M 0.96%
42 PTC THERAPEUTICS INC 18,935 $1.29M 0.96%
43 SCHOLAR ROCK HOLDING CORP 25,883 $1.27M 0.94%
44 MADRIGAL PHARMACEUTICALS INC 2,329 $1.22M 0.90%
45 MIRUM PHARMACEUTICALS INC 13,080 $1.21M 0.89%
46 PROTAGONIST THERAPEUTICS INC 11,198 $1.18M 0.87%
47 AMICUS THERAPEUTICS INC 76,280 $1.10M 0.82%
48 RHYTHM PHARMACEUTICALS INC 12,158 $1.06M 0.78%
49 APOGEE THERAPEUTICS INC 12,066 $1.02M 0.75%
50 KYMERA THERAPEUTICS INC 11,658 $970.99K 0.72%
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