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 | 09/18/2025 | TEMPUS AI INC | TEM | 88023B103 | 11.92% | 1,458,581 (-10,854) (-0.74%) | $126,094,327.45 |
| 2 | 09/18/2025 | CRISPR THERAPEUTICS AG | CRSP | H17182108 | 9.58% | 1,716,720 (-12,774) (-0.74%) | $101,406,650.40 |
| 3 | 09/18/2025 | TWIST BIOSCIENCE CORP | TWST | 90184D100 | 5.14% | 2,016,973 (-15,012) (-0.74%) | $54,397,761.81 |
| 4 | 09/18/2025 | RECURSION PHARMACEUTICALS-A | RXRX | 75629V104 | 4.87% | 10,949,260 (-81,504) (-0.74%) | $51,571,014.60 |
| 5 | 09/18/2025 | NATERA INC | NTRA | 632307104 | 4.53% | 273,169 (-2,028) (-0.74%) | $47,922,037.67 |
| 6 | 09/18/2025 | GUARDANT HEALTH INC | GH | 40131M109 | 4.22% | 781,024 (-5,814) (-0.74%) | $44,666,762.56 |
| 7 | 09/18/2025 | PERSONALIS INC | PSNL | 71535D106 | 4.19% | 7,734,249 (-57,570) (-0.74%) | $44,317,246.77 |
| 8 | 09/18/2025 | BEAM THERAPEUTICS INC | BEAM | 07373V105 | 4.02% | 1,893,130 (-14,088) (-0.74%) | $42,500,768.50 |
| 9 | 09/18/2025 | ADAPTIVE BIOTECHNOLOGIES | ADPT | 00650F109 | 3.76% | 3,101,806 (-23,088) (-0.74%) | $39,765,152.92 |
| 10 | 09/18/2025 | 10X GENOMICS INC-CLASS A | TXG | 88025U109 | 3.65% | 3,001,694 (-22,344) (-0.74%) | $38,601,784.84 |
| 11 | 09/18/2025 | IONIS PHARMACEUTICALS INC | IONS | 462222100 | 3.56% | 616,512 (-4,584) (-0.74%) | $37,712,039.04 |
| 12 | 09/18/2025 | VERACYTE INC | VCYT | 92337F107 | 3.35% | 1,114,282 (-8,292) (-0.74%) | $35,467,596.06 |
| 13 | 09/18/2025 | ILLUMINA INC | ILMN | 452327109 | 3.33% | 349,467 (-2,598) (-0.74%) | $35,250,736.29 |
| 14 | 09/18/2025 | SCHRODINGER INC | SDGR | 80810D103 | 3.30% | 1,835,027 (-13,656) (-0.74%) | $34,920,563.81 |
| 15 | 09/18/2025 | INTELLIA THERAPEUTICS INC | NTLA | 45826J105 | 3.16% | 2,693,156 (-20,046) (-0.74%) | $33,422,065.96 |
| 16 | 09/18/2025 | ARCTURUS THERAPEUTICS HOLDIN | ARCT UQ | 03969T109 | 2.97% | 1,742,814 (9,950) (0.57%) | $31,457,792.70 |
| 17 | 09/18/2025 | CAREDX INC | CDNA | 14167L103 | 2.86% | 2,114,753 (-15,738) (-0.74%) | $30,240,967.90 |
| 18 | 09/18/2025 | ABSCI CORP | ABSI | 00091E109 | 2.69% | 11,154,725 (-83,034) (-0.74%) | $28,444,548.75 |
| 19 | 09/18/2025 | PRIME MEDICINE INC | PRME | 74168J101 | 2.11% | 4,800,788 (-35,736) (-0.74%) | $22,323,664.20 |
| 20 | 09/18/2025 | PACIFIC BIOSCIENCES OF CALIF | PACB | 69404D108 | 1.21% | 10,446,116 (-77,760) (-0.74%) | $12,848,722.68 |
| 21 | 09/18/2025 | AMGEN INC | AMGN | 031162100 | 1.20% | 46,062 (-342) (-0.74%) | $12,653,692.02 |
| 22 | 09/18/2025 | NURIX THERAPEUTICS INC | NRIX | 67080M103 | 1.19% | 1,469,541 (-10,938) (-0.74%) | $12,593,966.37 |
| 23 | 09/18/2025 | EXACT SCIENCES CORP | EXAS | 30063P105 | 1.19% | 239,997 (-1,782) (-0.74%) | $12,571,042.86 |
| 24 | 09/18/2025 | 908 DEVICES INC | MASS | 65443P102 | 1.17% | 1,902,971 (-14,166) (-0.74%) | $12,426,400.63 |
| 25 | 09/18/2025 | INCYTE CORP | INCY | 45337C102 | 1.15% | 143,470 (-1,068) (-0.74%) | $12,166,256.00 |
| 26 | 09/18/2025 | VEEVA SYSTEMS INC-CLASS A | VEEV | 922475108 | 1.02% | 39,460 (-288) (-0.72%) | $10,834,926.80 |
| 27 | 09/18/2025 | COMPASS PATHWAYS PLC | CMPS | 20451W101 | 0.98% | 2,065,632 (-15,372) (-0.74%) | $10,410,785.28 |
| 28 | 09/18/2025 | BUTTERFLY NETWORK INC | BFLY | 124155102 | 0.92% | 5,998,490 (-44,652) (-0.74%) | $9,777,538.70 |
| 29 | 09/18/2025 | VERTEX PHARMACEUTICALS INC | VRTX | 92532F100 | 0.91% | 24,987 (-186) (-0.74%) | $9,673,717.05 |
| 30 | 09/18/2025 | QUANTUM-SI INC | QSI | 74765K105 | 0.89% | 7,445,053 (-55,422) (-0.74%) | $9,380,766.78 |
| 31 | 09/18/2025 | ATAI LIFE SCIENCES NV | ATAI | N0731H103 | 0.83% | 1,900,705 (387,756) (25.63%) | $8,762,250.05 |
| 32 | 09/18/2025 | GOLDMAN FS TRSY OBLIG INST 468 | X9USDGSFT | 0.83% | 8,754,777 (5,469,663) (166.5%) | $8,754,777.43 | |
| 33 | 09/18/2025 | GENEDX HOLDINGS CORP | WGS | 81663L200 | 0.77% | 63,633 (-468) (-0.73%) | $8,139,933.36 |
| 34 | 09/18/2025 | CERUS CORP | CERS | 157085101 | 0.75% | 6,443,429 (-47,964) (-0.74%) | $7,925,417.67 |
| 35 | 09/18/2025 | CARIS LIFE SCIENCES INC | CAI | 142152107 | 0.75% | 237,399 (-1,764) (-0.74%) | $7,959,988.47 |
| 36 | 09/18/2025 | REGENERON PHARMACEUTICALS | REGN | 75886F107 | 0.65% | 11,756 (-84) (-0.71%) | $6,883,138.00 |
| 37 | 09/18/2025 | STANDARD BIOTOOLS INC | LAB | 34385P108 | 0.38% | 2,950,131 (-21,960) (-0.74%) | $3,982,676.85 |
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