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 | 12/17/2025 | TEMPUS AI INC | TEM | 88023B103 | 9.25% | 1,647,471 (-38,114) (-2.26%) | $112,209,249.81 |
| 2 | 12/17/2025 | CRISPR THERAPEUTICS AG | CRSP | H17182108 | 8.94% | 1,937,123 (-44,821) (-2.26%) | $108,420,774.31 |
| 3 | 12/17/2025 | GUARDANT HEALTH INC | GH | 40131M109 | 5.64% | 684,145 (-15,827) (-2.26%) | $68,414,500.00 |
| 4 | 12/17/2025 | TWIST BIOSCIENCE CORP | TWST | 90184D100 | 5.58% | 2,173,868 (-50,293) (-2.26%) | $67,672,510.84 |
| 5 | 12/17/2025 | PERSONALIS INC | PSNL | 71535D106 | 5.09% | 7,734,932 (-178,999) (-2.26%) | $61,724,757.36 |
| 6 | 12/17/2025 | BEAM THERAPEUTICS INC | BEAM | 07373V105 | 4.85% | 2,196,034 (-50,806) (-2.26%) | $58,765,869.84 |
| 7 | 12/17/2025 | NATERA INC | NTRA | 632307104 | 4.56% | 243,287 (-5,624) (-2.26%) | $55,323,463.80 |
| 8 | 12/17/2025 | ILLUMINA INC | ILMN | 452327109 | 4.43% | 407,932 (-9,424) (-2.26%) | $53,667,533.92 |
| 9 | 12/17/2025 | 10X GENOMICS INC-CLASS A | TXG | 88025U109 | 4.17% | 3,218,083 (-74,461) (-2.26%) | $50,556,083.93 |
| 10 | 12/17/2025 | RECURSION PHARMACEUTICALS-A | RXRX | 75629V104 | 3.96% | 11,418,335 (-264,233) (-2.26%) | $47,957,007.00 |
| 11 | 12/17/2025 | VERACYTE INC | VCYT | 92337F107 | 3.84% | 1,076,429 (-24,909) (-2.26%) | $46,523,261.38 |
| 12 | 12/17/2025 | ABSCI CORP | ABSI | 00091E109 | 3.45% | 11,790,042 (-272,840) (-2.26%) | $41,854,649.10 |
| 13 | 12/17/2025 | CAREDX INC | CDNA | 14167L103 | 3.33% | 2,086,122 (-48,260) (-2.26%) | $40,387,321.92 |
| 14 | 12/17/2025 | IONIS PHARMACEUTICALS INC | IONS | 462222100 | 3.14% | 485,324 (-11,229) (-2.26%) | $38,034,841.88 |
| 15 | 12/17/2025 | SCHRODINGER INC | SDGR | 80810D103 | 2.92% | 1,972,069 (-45,638) (-2.26%) | $35,378,917.86 |
| 16 | 12/17/2025 | ADAPTIVE BIOTECHNOLOGIES | ADPT | 00650F109 | 2.87% | 2,180,587 (-50,445) (-2.26%) | $34,736,750.91 |
| 17 | 12/17/2025 | NURIX THERAPEUTICS INC | NRIX | 67080M103 | 2.43% | 1,561,678 (-36,138) (-2.26%) | $29,422,013.52 |
| 18 | 12/17/2025 | INTELLIA THERAPEUTICS INC | NTLA | 45826J105 | 2.34% | 3,113,169 (-72,029) (-2.26%) | $28,392,101.28 |
| 19 | 12/17/2025 | GENEDX HOLDINGS CORP | WGS | 81663L200 | 2.12% | 181,777 (-4,199) (-2.26%) | $25,761,436.44 |
| 20 | 12/17/2025 | PACIFIC BIOSCIENCES OF CALIF | PACB | 69404D108 | 1.79% | 10,737,314 (-248,482) (-2.26%) | $21,689,374.28 |
| 21 | 12/17/2025 | BUTTERFLY NETWORK INC | BFLY | 124155102 | 1.68% | 6,110,120 (-141,398) (-2.26%) | $20,407,800.80 |
| 22 | 12/17/2025 | PRIME MEDICINE INC | PRME | 74168J101 | 1.56% | 4,890,128 (-113,164) (-2.26%) | $18,973,696.64 |
| 23 | 12/17/2025 | ARCTURUS THERAPEUTICS HOLDIN | ARCT UQ | 03969T109 | 1.51% | 2,563,842 (-59,318) (-2.26%) | $18,280,193.46 |
| 24 | 12/17/2025 | AMGEN INC | AMGN | 031162100 | 1.19% | 44,207 (-1,007) (-2.23%) | $14,444,195.18 |
| 25 | 12/17/2025 | CERUS CORP | CERS | 157085101 | 1.17% | 6,563,339 (-151,886) (-2.26%) | $14,176,812.24 |
| 26 | 12/17/2025 | ATAI BECKLEY NV | ATAI | N0731H103 | 1.13% | 3,236,587 (-74,898) (-2.26%) | $13,690,763.01 |
| 27 | 12/17/2025 | COMPASS PATHWAYS PLC | CMPS | 20451W101 | 1.11% | 2,104,062 (-48,678) (-2.26%) | $13,444,956.18 |
| 28 | 12/17/2025 | INCYTE CORP | INCY | 45337C102 | 1.07% | 133,400 (-3,078) (-2.26%) | $12,943,802.00 |
| 29 | 12/17/2025 | VERTEX PHARMACEUTICALS INC | VRTX | 92532F100 | 0.96% | 25,452 (-589) (-2.26%) | $11,579,641.92 |
| 30 | 12/17/2025 | 908 DEVICES INC | MASS | 65443P102 | 0.92% | 1,938,386 (-44,859) (-2.26%) | $11,203,871.08 |
| 31 | 12/17/2025 | CARIS LIFE SCIENCES INC | CAI | 142152107 | 0.83% | 363,888 (25,609) (7.57%) | $10,043,308.80 |
| 32 | 12/17/2025 | VEEVA SYSTEMS INC-CLASS A | VEEV | 922475108 | 0.73% | 40,180 (-912) (-2.22%) | $8,811,474.00 |
| 33 | 12/17/2025 | QUANTUM-SI INC | QSI | 74765K105 | 0.69% | 6,878,081 (-159,163) (-2.26%) | $8,391,258.82 |
| 34 | 12/17/2025 | GOLDMAN FS TRSY OBLIG INST 468 | X9USDGSFT | 0.39% | 4,677,849 (-242,378) (-4.93%) | $4,677,848.77 | |
| 35 | 12/17/2025 | STANDARD BIOTOOLS INC | LAB | 34385P108 | 0.37% | 3,005,031 (-69,540) (-2.26%) | $4,477,496.19 |
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