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 | 03/28/2025 | TWIST BIOSCIENCE CORP | TWST | 90184D100 | 9.12% | 2,122,828 (-26,752) (-1.24%) | $88,267,188.24 |
| 2 | 03/28/2025 | TEMPUS AI INC | TEM | 88023B103 | 8.03% | 1,494,129 (-18,832) (-1.24%) | $77,649,884.13 |
| 3 | 03/28/2025 | CRISPR THERAPEUTICS AG | CRSP | H17182108 | 7.69% | 1,955,905 (-24,651) (-1.24%) | $74,402,626.20 |
| 4 | 03/28/2025 | RECURSION PHARMACEUTICALS-A | RXRX | 75629V104 | 7.32% | 11,859,408 (-149,435) (-1.24%) | $70,800,665.76 |
| 5 | 03/28/2025 | GUARDANT HEALTH INC | GH | 40131M109 | 6.10% | 1,306,298 (-16,456) (-1.24%) | $58,979,354.70 |
| 6 | 03/28/2025 | ADAPTIVE BIOTECHNOLOGIES | ADPT | 00650F109 | 6.09% | 7,167,968 (-90,321) (-1.24%) | $58,920,696.96 |
| 7 | 03/28/2025 | NATERA INC | NTRA | 632307104 | 5.78% | 377,295 (-4,752) (-1.24%) | $55,952,848.50 |
| 8 | 03/28/2025 | SCHRODINGER INC | SDGR | 80810D103 | 4.45% | 2,123,451 (-26,752) (-1.24%) | $43,021,117.26 |
| 9 | 03/28/2025 | BEAM THERAPEUTICS INC | BEAM | 07373V105 | 4.35% | 1,897,787 (-23,914) (-1.24%) | $42,111,893.53 |
| 10 | 03/28/2025 | CAREDX INC | CDNA | 14167L103 | 4.12% | 2,170,954 (-27,357) (-1.24%) | $39,837,005.90 |
| 11 | 03/28/2025 | VERACYTE INC | VCYT | 92337F107 | 3.87% | 1,203,399 (-15,169) (-1.24%) | $37,425,708.90 |
| 12 | 03/28/2025 | IONIS PHARMACEUTICALS INC | IONS | 462222100 | 3.04% | 925,855 (-11,671) (-1.24%) | $29,368,120.60 |
| 13 | 03/28/2025 | ABSCI CORP | ABSI | 00091E109 | 2.85% | 9,823,410 (-123,783) (-1.24%) | $27,603,782.10 |
| 14 | 03/28/2025 | 10X GENOMICS INC-CLASS A | TXG | 88025U109 | 2.71% | 2,789,257 (-35,145) (-1.24%) | $26,246,908.37 |
| 15 | 03/28/2025 | INTELLIA THERAPEUTICS INC | NTLA | 45826J105 | 2.48% | 2,854,322 (-35,970) (-1.24%) | $23,976,304.80 |
| 16 | 03/28/2025 | PERSONALIS INC | PSNL | 71535D106 | 2.46% | 6,653,476 (-83,842) (-1.24%) | $23,819,444.08 |
| 17 | 03/28/2025 | ARCTURUS THERAPEUTICS HOLDIN | ARCT UQ | 03969T109 | 2.31% | 1,859,861 (-23,441) (-1.24%) | $22,318,332.00 |
| 18 | 03/28/2025 | NURIX THERAPEUTICS INC | NRIX | 67080M103 | 1.91% | 1,470,787 (-18,535) (-1.24%) | $18,458,376.85 |
| 19 | 03/28/2025 | AMGEN INC | AMGN | 031162100 | 1.72% | 54,569 (-693) (-1.25%) | $16,685,563.13 |
| 20 | 03/28/2025 | BUTTERFLY NETWORK INC | BFLY | 124155102 | 1.64% | 6,497,214 (-81,873) (-1.24%) | $15,853,202.16 |
| 21 | 03/28/2025 | VEEVA SYSTEMS INC-CLASS A | VEEV | 922475108 | 1.47% | 59,933 (-759) (-1.25%) | $14,232,888.84 |
| 22 | 03/28/2025 | PACIFIC BIOSCIENCES OF CALIF | PACB | 69404D108 | 1.40% | 10,940,178 (-137,852) (-1.24%) | $13,565,820.72 |
| 23 | 03/28/2025 | VERTEX PHARMACEUTICALS INC | VRTX | 92532F100 | 1.26% | 24,328 (-308) (-1.25%) | $12,226,036.40 |
| 24 | 03/28/2025 | ILLUMINA INC | ILMN | 452327109 | 1.21% | 142,434 (-4,403) (-3%) | $11,719,469.52 |
| 25 | 03/28/2025 | 908 DEVICES INC | MASS | 65443P102 | 1.11% | 2,682,653 (-33,803) (-1.24%) | $10,757,438.53 |
| 26 | 03/28/2025 | QUANTUM-SI INC | QSI | 74765K105 | 1.09% | 8,064,042 (-101,618) (-1.24%) | $10,563,895.02 |
| 27 | 03/28/2025 | CERUS CORP | CERS | 157085101 | 1.05% | 7,045,712 (-88,781) (-1.24%) | $10,145,825.28 |
| 28 | 03/28/2025 | INCYTE CORP | INCY | 45337C102 | 0.97% | 155,397 (-1,958) (-1.24%) | $9,429,489.96 |
| 29 | 03/28/2025 | REGENERON PHARMACEUTICALS | REGN | 75886F107 | 0.83% | 12,694 (-154) (-1.2%) | $8,071,226.02 |
| 30 | 03/28/2025 | COMPASS PATHWAYS PLC | CMPS | 20451W101 | 0.53% | 1,670,387 (-21,054) (-1.24%) | $5,161,495.83 |
| 31 | 03/28/2025 | PRIME MEDICINE INC | PRME | 74168J101 | 0.49% | 2,351,151 (-29,623) (-1.24%) | $4,702,302.00 |
| 32 | 03/28/2025 | STANDARD BIOTOOLS INC | LAB | 34385P108 | 0.38% | 3,195,381 (-40,271) (-1.24%) | $3,642,734.34 |
| 33 | 03/28/2025 | REPARE THERAPEUTICS INC | RPTX | 760273102 | 0.12% | 1,128,612 (-128,533) (-10.22%) | $1,207,614.84 |
| 34 | 03/28/2025 | GOLDMAN FS TRSY OBLIG INST 468 | X9USDGSFT | 0.02% | 223,256 (-49,412) (-18.12%) | $223,255.52 |
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