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 | 03/25/2025 | TWIST BIOSCIENCE CORP | TWST | 90184D100 | 9.09% | 2,198,220 (-41,344) (-1.85%) | $98,788,006.80 |
| 2 | 03/25/2025 | TEMPUS AI INC | TEM | 88023B103 | 8.40% | 1,547,201 (-29,104) (-1.85%) | $91,284,859.00 |
| 3 | 03/25/2025 | CRISPR THERAPEUTICS AG | CRSP | H17182108 | 7.94% | 2,025,334 (-38,097) (-1.85%) | $86,319,735.08 |
| 4 | 03/25/2025 | RECURSION PHARMACEUTICALS-A | RXRX | 75629V104 | 7.65% | 12,249,295 (-227,234) (-1.82%) | $83,172,713.05 |
| 5 | 03/25/2025 | ADAPTIVE BIOTECHNOLOGIES | ADPT | 00650F109 | 5.91% | 7,422,509 (-139,587) (-1.85%) | $64,278,927.94 |
| 6 | 03/25/2025 | GUARDANT HEALTH INC | GH | 40131M109 | 5.82% | 1,352,674 (-25,432) (-1.85%) | $63,223,982.76 |
| 7 | 03/25/2025 | NATERA INC | NTRA | 632307104 | 5.53% | 390,687 (-7,344) (-1.85%) | $60,099,381.21 |
| 8 | 03/25/2025 | SCHRODINGER INC | SDGR | 80810D103 | 4.60% | 2,198,863 (-41,361) (-1.85%) | $50,024,133.25 |
| 9 | 03/25/2025 | BEAM THERAPEUTICS INC | BEAM | 07373V105 | 4.26% | 1,927,651 (-12,873) (-0.66%) | $46,282,900.51 |
| 10 | 03/25/2025 | CAREDX INC | CDNA | 14167L103 | 4.06% | 2,248,051 (-42,279) (-1.85%) | $44,084,280.11 |
| 11 | 03/25/2025 | VERACYTE INC | VCYT | 92337F107 | 3.80% | 1,246,148 (-23,443) (-1.85%) | $41,322,267.68 |
| 12 | 03/25/2025 | IONIS PHARMACEUTICALS INC | IONS | 462222100 | 2.95% | 958,746 (-18,037) (-1.85%) | $32,070,053.70 |
| 13 | 03/25/2025 | ABSCI CORP | ABSI | 00091E109 | 2.88% | 10,103,844 (-162,006) (-1.58%) | $31,321,916.40 |
| 14 | 03/25/2025 | 10X GENOMICS INC-CLASS A | TXG | 88025U109 | 2.76% | 2,888,302 (-54,315) (-1.85%) | $30,009,457.78 |
| 15 | 03/25/2025 | INTELLIA THERAPEUTICS INC | NTLA | 45826J105 | 2.53% | 2,955,692 (-55,590) (-1.85%) | $27,517,492.52 |
| 16 | 03/25/2025 | PERSONALIS INC | PSNL | 71535D106 | 2.43% | 6,889,758 (-129,574) (-1.85%) | $26,456,670.72 |
| 17 | 03/25/2025 | ARCTURUS THERAPEUTICS HOLDIN | ARCT UQ | 03969T109 | 2.35% | 1,925,922 (-36,227) (-1.85%) | $25,556,984.94 |
| 18 | 03/25/2025 | NURIX THERAPEUTICS INC | NRIX | 67080M103 | 1.87% | 1,523,022 (-28,645) (-1.85%) | $20,317,113.48 |
| 19 | 03/25/2025 | BUTTERFLY NETWORK INC | BFLY | 124155102 | 1.74% | 6,727,947 (-126,531) (-1.85%) | $18,905,531.07 |
| 20 | 03/25/2025 | AMGEN INC | AMGN | 031162100 | 1.63% | 56,522 (-1,071) (-1.86%) | $17,769,386.36 |
| 21 | 03/25/2025 | PACIFIC BIOSCIENCES OF CALIF | PACB | 69404D108 | 1.39% | 11,328,670 (-213,044) (-1.85%) | $15,067,131.10 |
| 22 | 03/25/2025 | VEEVA SYSTEMS INC-CLASS A | VEEV | 922475108 | 1.37% | 62,072 (-1,173) (-1.85%) | $14,837,690.88 |
| 23 | 03/25/2025 | ILLUMINA INC | ILMN | 452327109 | 1.31% | 162,094 (-3,043) (-1.84%) | $14,267,513.88 |
| 24 | 03/25/2025 | VERTEX PHARMACEUTICALS INC | VRTX | 92532F100 | 1.19% | 25,196 (-476) (-1.85%) | $12,893,801.04 |
| 25 | 03/25/2025 | QUANTUM-SI INC | QSI | 74765K105 | 1.14% | 8,350,378 (-157,046) (-1.85%) | $12,358,559.44 |
| 26 | 03/25/2025 | 908 DEVICES INC | MASS | 65443P102 | 1.08% | 2,777,916 (-52,241) (-1.85%) | $11,778,363.84 |
| 27 | 03/25/2025 | CERUS CORP | CERS | 157085101 | 1.05% | 7,295,913 (-137,207) (-1.85%) | $11,381,624.28 |
| 28 | 03/25/2025 | INCYTE CORP | INCY | 45337C102 | 0.93% | 160,915 (-3,026) (-1.85%) | $10,102,243.70 |
| 29 | 03/25/2025 | REGENERON PHARMACEUTICALS | REGN | 75886F107 | 0.80% | 13,128 (-238) (-1.78%) | $8,677,608.00 |
| 30 | 03/25/2025 | COMPASS PATHWAYS PLC | CMPS | 20451W101 | 0.49% | 1,729,721 (-32,538) (-1.85%) | $5,379,432.31 |
| 31 | 03/25/2025 | PRIME MEDICINE INC | PRME | 74168J101 | 0.45% | 2,434,634 (-45,798) (-1.85%) | $4,942,307.02 |
| 32 | 03/25/2025 | STANDARD BIOTOOLS INC | LAB | 34385P108 | 0.35% | 3,308,830 (-62,237) (-1.85%) | $3,805,154.50 |
| 33 | 03/25/2025 | REPARE THERAPEUTICS INC | RPTX | 760273102 | 0.14% | 1,441,579 (-42,999) (-2.9%) | $1,556,905.32 |
| 34 | 03/25/2025 | GOLDMAN FS TRSY OBLIG INST 468 | X9USDGSFT | 0.10% | 1,105,203 (1,022,145) (1230.64%) | $1,105,203.00 |
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