ARK publishes a holdings file for each trading day that records how many shares each fund owns. The Shares Held column draws from these files: it displays today’s share count, and the number in parentheses shows the difference obtained by comparing today’s file with the previous trading day’s file.
| # | Date | Company | Ticker | CUSIP | Weight | Shares Held | Market Value |
|---|---|---|---|---|---|---|---|
| 1 | 10/31/2025 | TEMPUS AI INC | TEM | 88023B103 | 10.23% | 1,478,312 (-24,696) (-1.64%) | $127,533,976.24 |
| 2 | 10/31/2025 | CRISPR THERAPEUTICS AG | CRSP | H17182108 | 8.75% | 1,784,848 (-29,806) (-1.64%) | $109,054,212.80 |
| 3 | 10/31/2025 | PERSONALIS INC | PSNL | 71535D106 | 6.02% | 7,895,089 (-131,894) (-1.64%) | $75,082,296.39 |
| 4 | 10/31/2025 | TWIST BIOSCIENCE CORP | TWST | 90184D100 | 5.25% | 2,097,037 (-35,028) (-1.64%) | $65,364,643.29 |
| 5 | 10/31/2025 | RECURSION PHARMACEUTICALS-A | RXRX | 75629V104 | 5.16% | 11,383,948 (-190,176) (-1.64%) | $64,319,306.20 |
| 6 | 10/31/2025 | GUARDANT HEALTH INC | GH | 40131M109 | 5.12% | 690,281 (-11,522) (-1.64%) | $63,788,867.21 |
| 7 | 10/31/2025 | NATERA INC | NTRA | 632307104 | 4.29% | 276,958 (-4,620) (-1.64%) | $53,513,824.76 |
| 8 | 10/31/2025 | ADAPTIVE BIOTECHNOLOGIES | ADPT | 00650F109 | 3.81% | 2,810,395 (-46,942) (-1.64%) | $47,523,779.45 |
| 9 | 10/31/2025 | ABSCI CORP | ABSI | 00091E109 | 3.81% | 11,597,573 (-193,746) (-1.64%) | $47,434,073.57 |
| 10 | 10/31/2025 | BEAM THERAPEUTICS INC | BEAM | 07373V105 | 3.76% | 1,968,266 (-32,872) (-1.64%) | $46,844,730.80 |
| 11 | 10/31/2025 | IONIS PHARMACEUTICALS INC | IONS | 462222100 | 3.64% | 611,572 (-10,206) (-1.64%) | $45,360,295.24 |
| 12 | 10/31/2025 | 10X GENOMICS INC-CLASS A | TXG | 88025U109 | 3.25% | 3,257,910 (-54,418) (-1.64%) | $40,528,400.40 |
| 13 | 10/31/2025 | VERACYTE INC | VCYT | 92337F107 | 3.19% | 1,126,937 (-18,816) (-1.64%) | $39,814,684.21 |
| 14 | 10/31/2025 | SCHRODINGER INC | SDGR | 80810D103 | 3.13% | 1,907,859 (-31,864) (-1.64%) | $39,034,795.14 |
| 15 | 10/31/2025 | ILLUMINA INC | ILMN | 452327109 | 3.11% | 391,645 (-6,538) (-1.64%) | $38,776,771.45 |
| 16 | 10/31/2025 | INTELLIA THERAPEUTICS INC | NTLA | 45826J105 | 3.03% | 3,075,756 (-42,373) (-1.36%) | $37,724,147.34 |
| 17 | 10/31/2025 | CAREDX INC | CDNA | 14167L103 | 2.47% | 2,129,302 (-35,560) (-1.64%) | $30,810,999.94 |
| 18 | 10/31/2025 | ARCTURUS THERAPEUTICS HOLDIN | ARCT UQ | 03969T109 | 1.89% | 2,439,459 (-40,754) (-1.64%) | $23,491,990.17 |
| 19 | 10/31/2025 | PRIME MEDICINE INC | PRME | 74168J101 | 1.74% | 4,991,380 (-83,384) (-1.64%) | $21,712,503.00 |
| 20 | 10/31/2025 | EXACT SCIENCES CORP | EXAS | 30063P105 | 1.72% | 338,430 (-5,642) (-1.64%) | $21,395,544.60 |
| 21 | 10/31/2025 | PACIFIC BIOSCIENCES OF CALIF | PACB | 69404D108 | 1.69% | 10,860,836 (-181,440) (-1.64%) | $21,070,021.84 |
| 22 | 10/31/2025 | NURIX THERAPEUTICS INC | NRIX | 67080M103 | 1.57% | 1,527,877 (-25,522) (-1.64%) | $19,526,268.06 |
| 23 | 10/31/2025 | ATAI LIFE SCIENCES NV | ATAI | N0731H103 | 1.40% | 3,025,684 (-50,540) (-1.64%) | $17,488,453.52 |
| 24 | 10/31/2025 | 908 DEVICES INC | MASS | 65443P102 | 1.21% | 1,978,523 (-33,054) (-1.64%) | $15,096,130.49 |
| 25 | 10/31/2025 | QUANTUM-SI INC | QSI | 74765K105 | 1.14% | 7,020,490 (-117,278) (-1.64%) | $14,251,594.70 |
| 26 | 10/31/2025 | AMGEN INC | AMGN | 031162100 | 1.12% | 47,886 (-798) (-1.64%) | $13,982,712.00 |
| 27 | 10/31/2025 | INCYTE CORP | INCY | 45337C102 | 1.11% | 149,166 (-2,492) (-1.64%) | $13,811,279.94 |
| 28 | 10/31/2025 | GENEDX HOLDINGS CORP | WGS | 81663L200 | 1.10% | 104,026 (-1,736) (-1.64%) | $13,679,419.00 |
| 29 | 10/31/2025 | COMPASS PATHWAYS PLC | CMPS | 20451W101 | 1.09% | 2,147,616 (-35,868) (-1.64%) | $13,529,980.80 |
| 30 | 10/31/2025 | BUTTERFLY NETWORK INC | BFLY | 124155102 | 1.02% | 6,236,634 (-104,188) (-1.64%) | $12,722,733.36 |
| 31 | 10/31/2025 | VEEVA SYSTEMS INC-CLASS A | VEEV | 922475108 | 0.94% | 40,996 (-672) (-1.61%) | $11,685,089.88 |
| 32 | 10/31/2025 | VERTEX PHARMACEUTICALS INC | VRTX | 92532F100 | 0.88% | 25,979 (-434) (-1.64%) | $10,908,322.31 |
| 33 | 10/31/2025 | CERUS CORP | CERS | 157085101 | 0.75% | 6,699,237 (-111,916) (-1.64%) | $9,378,931.80 |
| 34 | 10/31/2025 | REGENERON PHARMACEUTICALS | REGN | 75886F107 | 0.64% | 12,204 (-196) (-1.58%) | $7,981,904.16 |
| 35 | 10/31/2025 | CARIS LIFE SCIENCES INC | CAI | 142152107 | 0.62% | 246,807 (-4,116) (-1.64%) | $7,692,974.19 |
| 36 | 10/31/2025 | STANDARD BIOTOOLS INC | LAB | 34385P108 | 0.28% | 3,067,251 (-51,240) (-1.64%) | $3,527,338.65 |
| 37 | 10/31/2025 | GOLDMAN FS TRSY OBLIG INST 468 | X9USDGSFT | 0.06% | 778,525 (-404,154) (-34.17%) | $778,524.55 |
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