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 | 05/15/2026 | CRISPR THERAPEUTICS AG | CRSP | H17182108 | 8.83% | 1,984,186 (0) (0%) | $100,102,183.70 |
| 2 | 05/15/2026 | TEMPUS AI INC-CL A | TEM | 88023B103 | 8.22% | 2,049,932 (0) (0%) | $93,230,907.36 |
| 3 | 05/15/2026 | TWIST BIOSCIENCE CORP | TWST | 90184D100 | 8.10% | 1,735,483 (-1,235) (-0.07%) | $91,893,824.85 |
| 4 | 05/15/2026 | 10X GENOMICS INC-CLASS A | TXG | 88025U109 | 5.71% | 3,010,936 (0) (0%) | $64,795,342.72 |
| 5 | 05/15/2026 | ABSCI CORP | ABSI | 00091E109 | 5.49% | 11,227,393 (0) (0%) | $62,199,757.22 |
| 6 | 05/15/2026 | BEAM THERAPEUTICS INC | BEAM | 07373V105 | 5.43% | 2,086,475 (0) (0%) | $61,613,606.75 |
| 7 | 05/15/2026 | ILLUMINA INC | ILMN | 452327109 | 4.68% | 370,510 (0) (0%) | $53,071,852.40 |
| 8 | 05/15/2026 | PERSONALIS INC | PSNL | 71535D106 | 4.47% | 7,561,624 (0) (0%) | $50,738,497.04 |
| 9 | 05/15/2026 | NATERA INC | NTRA | 632307104 | 4.30% | 247,808 (0) (0%) | $48,795,873.28 |
| 10 | 05/15/2026 | GUARDANT HEALTH INC | GH | 40131M109 | 4.07% | 467,847 (0) (0%) | $46,157,785.02 |
| 11 | 05/15/2026 | INTELLIA THERAPEUTICS INC | NTLA | 45826J105 | 3.81% | 3,299,589 (0) (0%) | $43,191,620.01 |
| 12 | 05/15/2026 | CAREDX INC | CDNA | 14167L103 | 3.23% | 1,788,385 (-13,525) (-0.75%) | $36,644,008.65 |
| 13 | 05/15/2026 | RECURSION PHARMACEUTICALS-A | RXRX | 75629V104 | 3.17% | 11,836,062 (0) (0%) | $35,981,628.48 |
| 14 | 05/15/2026 | VERACYTE INC | VCYT | 92337F107 | 3.10% | 904,972 (0) (0%) | $35,203,410.80 |
| 15 | 05/15/2026 | COMPASS PATHWAYS PLC | CMPS | 20451W101 | 2.93% | 3,127,653 (0) (0%) | $33,215,674.86 |
| 16 | 05/15/2026 | NURIX THERAPEUTICS INC | NRIX | 67080M103 | 2.29% | 1,625,786 (0) (0%) | $26,012,576.00 |
| 17 | 05/15/2026 | ADAPTIVE BIOTECHNOLOGIES | ADPT | 00650F109 | 2.23% | 1,921,817 (-35,073) (-1.79%) | $25,329,548.06 |
| 18 | 05/15/2026 | SCHRODINGER INC | SDGR | 80810D103 | 2.20% | 1,974,242 (0) (0%) | $24,914,934.04 |
| 19 | 05/15/2026 | ARCTURUS THERAPEUTICS HOLDIN | ARCT UQ | 03969T109 | 1.83% | 2,649,431 (0) (0%) | $20,745,044.73 |
| 20 | 05/15/2026 | IONIS PHARMACEUTICALS INC | IONS | 462222100 | 1.81% | 271,874 (0) (0%) | $20,575,424.32 |
| 21 | 05/15/2026 | BUTTERFLY NETWORK INC | BFLY | 124155102 | 1.67% | 4,611,212 (0) (0%) | $18,905,969.20 |
| 22 | 05/15/2026 | CERUS CORP | CERS | 157085101 | 1.56% | 7,027,111 (0) (0%) | $17,638,048.61 |
| 23 | 05/15/2026 | GENEDX HOLDINGS CORP | WGS | 81663L200 | 1.48% | 432,034 (0) (0%) | $16,784,520.90 |
| 24 | 05/15/2026 | ATAIBECKLEY INC | ATAI UQ | 04650F101 | 1.47% | 4,133,551 (0) (0%) | $16,699,546.04 |
| 25 | 05/15/2026 | PRIME MEDICINE INC | PRME | 74168J101 | 1.28% | 4,645,932 (0) (0%) | $14,541,767.16 |
| 26 | 05/15/2026 | 908 DEVICES INC | MASS | 65443P102 | 1.19% | 1,841,585 (0) (0%) | $13,443,570.50 |
| 27 | 05/15/2026 | ALAMAR BIOSCIENCES INC | ALMR | 010911105 | 1.12% | 562,698 (0) (0%) | $12,666,331.98 |
| 28 | 05/15/2026 | PACIFIC BIOSCIENCES OF CALIF | PACB | 69404D108 | 1.10% | 10,341,769 (0) (0%) | $12,513,540.49 |
| 29 | 05/15/2026 | ELI LILLY & CO | LLY | 532457108 | 1.05% | 11,866 (0) (0%) | $11,924,974.02 |
| 30 | 05/15/2026 | BIONTECH SE-ADR | BNTX | 09075V102 | 0.97% | 119,738 (0) (0%) | $11,014,698.62 |
| 31 | 05/15/2026 | GENERATE BIOMEDICINES INC | GENB | 370920100 | 0.65% | 474,955 (0) (0%) | $7,347,553.85 |
| 32 | 05/15/2026 | QUANTUM-SI INC | QSI | 74765K105 | 0.54% | 6,534,624 (0) (0%) | $6,096,150.73 |
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