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 | 03/17/2025 | TWIST BIOSCIENCE CORP | TWST | 90184D100 | 8.57% | 2,293,068 (-12,160) (-0.53%) | $91,630,997.28 |
| 2 | 03/17/2025 | CRISPR THERAPEUTICS AG | CRSP | H17182108 | 8.20% | 2,079,923 (-11,030) (-0.53%) | $87,606,356.76 |
| 3 | 03/17/2025 | RECURSION PHARMACEUTICALS-A | RXRX | 75629V104 | 7.56% | 12,725,971 (-67,485) (-0.53%) | $80,809,915.85 |
| 4 | 03/17/2025 | TEMPUS AI INC | TEM | 88023B103 | 6.99% | 1,584,889 (-8,405) (-0.53%) | $74,759,214.13 |
| 5 | 03/17/2025 | GUARDANT HEALTH INC | GH | 40131M109 | 5.66% | 1,411,025 (-7,485) (-0.53%) | $60,518,862.25 |
| 6 | 03/17/2025 | NATERA INC | NTRA | 632307104 | 5.65% | 407,535 (-2,160) (-0.53%) | $60,404,837.70 |
| 7 | 03/17/2025 | ADAPTIVE BIOTECHNOLOGIES | ADPT | 00650F109 | 5.27% | 7,742,730 (-41,060) (-0.53%) | $56,367,074.40 |
| 8 | 03/17/2025 | SCHRODINGER INC | SDGR | 80810D103 | 4.91% | 2,293,736 (-12,165) (-0.53%) | $52,526,554.40 |
| 9 | 03/17/2025 | BEAM THERAPEUTICS INC | BEAM | 07373V105 | 4.49% | 1,982,170 (-10,515) (-0.53%) | $48,027,979.10 |
| 10 | 03/17/2025 | CAREDX INC | CDNA | 14167L103 | 4.15% | 2,345,036 (-59,843) (-2.49%) | $44,321,180.40 |
| 11 | 03/17/2025 | VERACYTE INC | VCYT | 92337F107 | 3.83% | 1,299,929 (-6,895) (-0.53%) | $40,960,762.79 |
| 12 | 03/17/2025 | IONIS PHARMACEUTICALS INC | IONS | 462222100 | 3.08% | 1,000,125 (-5,305) (-0.53%) | $32,964,120.00 |
| 13 | 03/17/2025 | 10X GENOMICS INC-CLASS A | TXG | 88025U109 | 2.92% | 3,016,173 (-15,995) (-0.53%) | $31,187,228.82 |
| 14 | 03/17/2025 | ABSCI CORP | ABSI | 00091E109 | 2.85% | 9,685,577 (-51,365) (-0.53%) | $30,412,711.78 |
| 15 | 03/17/2025 | ARCTURUS THERAPEUTICS HOLDIN | ARCT UQ | 03969T109 | 2.65% | 2,009,031 (-10,655) (-0.53%) | $28,287,156.48 |
| 16 | 03/17/2025 | PERSONALIS INC | PSNL | 71535D106 | 2.44% | 7,186,995 (-38,115) (-0.53%) | $26,088,791.85 |
| 17 | 03/17/2025 | INTELLIA THERAPEUTICS INC | NTLA | 45826J105 | 2.43% | 2,843,539 (-3,744) (-0.13%) | $25,989,946.46 |
| 18 | 03/17/2025 | NURIX THERAPEUTICS INC | NRIX | 67080M103 | 2.02% | 1,588,737 (-8,430) (-0.53%) | $21,590,935.83 |
| 19 | 03/17/2025 | AMGEN INC | AMGN | 031162100 | 2.02% | 68,932 (-365) (-0.53%) | $21,624,657.72 |
| 20 | 03/17/2025 | BUTTERFLY NETWORK INC | BFLY | 124155102 | 1.76% | 7,018,202 (-37,220) (-0.53%) | $18,808,781.36 |
| 21 | 03/17/2025 | ILLUMINA INC | ILMN | 452327109 | 1.73% | 215,448 (-1,145) (-0.53%) | $18,442,348.80 |
| 22 | 03/17/2025 | VEEVA SYSTEMS INC-CLASS A | VEEV | 922475108 | 1.50% | 68,345 (-365) (-0.53%) | $15,996,830.70 |
| 23 | 03/17/2025 | PACIFIC BIOSCIENCES OF CALIF | PACB | 69404D108 | 1.35% | 11,817,426 (-62,670) (-0.53%) | $14,417,259.72 |
| 24 | 03/17/2025 | VERTEX PHARMACEUTICALS INC | VRTX | 92532F100 | 1.24% | 26,288 (-140) (-0.53%) | $13,269,393.76 |
| 25 | 03/17/2025 | 908 DEVICES INC | MASS | 65443P102 | 1.11% | 2,897,771 (-15,370) (-0.53%) | $11,909,838.81 |
| 26 | 03/17/2025 | QUANTUM-SI INC | QSI | 74765K105 | 1.11% | 8,710,647 (-46,195) (-0.53%) | $11,846,479.92 |
| 27 | 03/17/2025 | INCYTE CORP | INCY | 45337C102 | 1.07% | 167,857 (-890) (-0.53%) | $11,390,776.02 |
| 28 | 03/17/2025 | CERUS CORP | CERS | 157085101 | 1.03% | 7,610,690 (-40,360) (-0.53%) | $11,035,500.50 |
| 29 | 03/17/2025 | REGENERON PHARMACEUTICALS | REGN | 75886F107 | 0.85% | 13,674 (-70) (-0.51%) | $9,118,780.38 |
| 30 | 03/17/2025 | COMPASS PATHWAYS PLC | CMPS | 20451W101 | 0.59% | 1,804,353 (-9,575) (-0.53%) | $6,279,148.44 |
| 31 | 03/17/2025 | PRIME MEDICINE INC | PRME | 74168J101 | 0.43% | 2,539,700 (-13,475) (-0.53%) | $4,546,063.00 |
| 32 | 03/17/2025 | STANDARD BIOTOOLS INC | LAB | 34385P108 | 0.37% | 3,451,595 (-18,310) (-0.53%) | $3,934,818.30 |
| 33 | 03/17/2025 | REPARE THERAPEUTICS INC | RPTX | 760273102 | 0.17% | 1,652,015 (-62,499) (-3.65%) | $1,817,216.50 |
| 34 | 03/17/2025 | GOLDMAN FS TRSY OBLIG INST 468 | X9USDGSFT | 0.00% | 40,413 (-1,129,974) (-96.55%) | $40,413.31 |
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