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 | 03/21/2025 | TWIST BIOSCIENCE CORP | TWST | 90184D100 | 8.96% | 2,220,108 (-36,480) (-1.62%) | $93,355,541.40 |
| 2 | 03/21/2025 | CRISPR THERAPEUTICS AG | CRSP | H17182108 | 8.09% | 2,045,503 (-16,783) (-0.81%) | $84,213,358.51 |
| 3 | 03/21/2025 | RECURSION PHARMACEUTICALS-A | RXRX | 75629V104 | 7.69% | 12,363,732 (-176,227) (-1.41%) | $80,116,983.36 |
| 4 | 03/21/2025 | TEMPUS AI INC | TEM | 88023B103 | 7.21% | 1,562,609 (-25,680) (-1.62%) | $75,067,736.36 |
| 5 | 03/21/2025 | GUARDANT HEALTH INC | GH | 40131M109 | 5.87% | 1,366,130 (-22,455) (-1.62%) | $61,093,333.60 |
| 6 | 03/21/2025 | NATERA INC | NTRA | 632307104 | 5.67% | 394,575 (-6,480) (-1.62%) | $59,040,257.25 |
| 7 | 03/21/2025 | ADAPTIVE BIOTECHNOLOGIES | ADPT | 00650F109 | 5.58% | 7,496,400 (-123,165) (-1.62%) | $58,097,100.00 |
| 8 | 03/21/2025 | SCHRODINGER INC | SDGR | 80810D103 | 4.75% | 2,220,760 (-36,495) (-1.62%) | $49,478,532.80 |
| 9 | 03/21/2025 | BEAM THERAPEUTICS INC | BEAM | 07373V105 | 4.21% | 1,919,095 (-31,545) (-1.62%) | $43,889,702.65 |
| 10 | 03/21/2025 | CAREDX INC | CDNA | 14167L103 | 4.12% | 2,270,426 (-37,305) (-1.62%) | $42,911,051.40 |
| 11 | 03/21/2025 | VERACYTE INC | VCYT | 92337F107 | 3.85% | 1,258,559 (-20,685) (-1.62%) | $40,072,518.56 |
| 12 | 03/21/2025 | IONIS PHARMACEUTICALS INC | IONS | 462222100 | 3.04% | 968,295 (-15,915) (-1.62%) | $31,692,295.35 |
| 13 | 03/21/2025 | ABSCI CORP | ABSI | 00091E109 | 2.95% | 10,105,898 (137,507) (1.38%) | $30,721,929.92 |
| 14 | 03/21/2025 | 10X GENOMICS INC-CLASS A | TXG | 88025U109 | 2.79% | 2,917,049 (-47,940) (-1.62%) | $29,024,637.55 |
| 15 | 03/21/2025 | INTELLIA THERAPEUTICS INC | NTLA | 45826J105 | 2.49% | 2,985,122 (-2,338) (-0.08%) | $25,970,561.40 |
| 16 | 03/21/2025 | PERSONALIS INC | PSNL | 71535D106 | 2.41% | 6,958,348 (-114,330) (-1.62%) | $25,119,636.28 |
| 17 | 03/21/2025 | ARCTURUS THERAPEUTICS HOLDIN | ARCT UQ | 03969T109 | 2.40% | 1,945,101 (-31,965) (-1.62%) | $24,975,096.84 |
| 18 | 03/21/2025 | NURIX THERAPEUTICS INC | NRIX | 67080M103 | 2.05% | 1,538,187 (-25,275) (-1.62%) | $21,334,653.69 |
| 19 | 03/21/2025 | BUTTERFLY NETWORK INC | BFLY | 124155102 | 1.79% | 6,794,926 (-111,645) (-1.62%) | $18,686,046.50 |
| 20 | 03/21/2025 | AMGEN INC | AMGN | 031162100 | 1.76% | 58,071 (-1,562) (-2.62%) | $18,294,687.84 |
| 21 | 03/21/2025 | VEEVA SYSTEMS INC-CLASS A | VEEV | 922475108 | 1.45% | 64,007 (-1,382) (-2.11%) | $15,096,050.95 |
| 22 | 03/21/2025 | ILLUMINA INC | ILMN | 452327109 | 1.39% | 171,214 (-2,820) (-1.62%) | $14,517,235.06 |
| 23 | 03/21/2025 | PACIFIC BIOSCIENCES OF CALIF | PACB | 69404D108 | 1.38% | 11,441,450 (-187,995) (-1.62%) | $14,416,227.00 |
| 24 | 03/21/2025 | VERTEX PHARMACEUTICALS INC | VRTX | 92532F100 | 1.25% | 25,448 (-420) (-1.62%) | $12,983,060.64 |
| 25 | 03/21/2025 | QUANTUM-SI INC | QSI | 74765K105 | 1.14% | 8,433,520 (-138,570) (-1.62%) | $11,891,263.20 |
| 26 | 03/21/2025 | 908 DEVICES INC | MASS | 65443P102 | 1.12% | 2,805,565 (-46,110) (-1.62%) | $11,671,150.40 |
| 27 | 03/21/2025 | CERUS CORP | CERS | 157085101 | 1.08% | 7,368,544 (-121,080) (-1.62%) | $11,273,872.32 |
| 28 | 03/21/2025 | INCYTE CORP | INCY | 45337C102 | 0.95% | 162,517 (-2,670) (-1.62%) | $9,845,279.86 |
| 29 | 03/21/2025 | REGENERON PHARMACEUTICALS | REGN | 75886F107 | 0.84% | 13,254 (-210) (-1.56%) | $8,782,365.48 |
| 30 | 03/21/2025 | COMPASS PATHWAYS PLC | CMPS | 20451W101 | 0.50% | 1,746,947 (-28,710) (-1.62%) | $5,179,697.86 |
| 31 | 03/21/2025 | PRIME MEDICINE INC | PRME | 74168J101 | 0.47% | 2,458,880 (-40,410) (-1.62%) | $4,942,348.80 |
| 32 | 03/21/2025 | STANDARD BIOTOOLS INC | LAB | 34385P108 | 0.37% | 3,341,779 (-54,915) (-1.62%) | $3,876,463.64 |
| 33 | 03/21/2025 | GOLDMAN FS TRSY OBLIG INST 468 | X9USDGSFT | 0.20% | 2,082,132 (999,826) (92.38%) | $2,082,131.77 | |
| 34 | 03/21/2025 | REPARE THERAPEUTICS INC | RPTX | 760273102 | 0.16% | 1,525,980 (-29,850) (-1.92%) | $1,709,097.60 |
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