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 | 12/29/2025 | CRISPR THERAPEUTICS AG | CRSP | H17182108 | 8.88% | 1,918,207 (-1,557) (-0.08%) | $105,654,841.56 |
| 2 | 12/29/2025 | TEMPUS AI INC | TEM | 88023B103 | 8.50% | 1,613,369 (-4,012) (-0.25%) | $101,158,236.30 |
| 3 | 12/29/2025 | TWIST BIOSCIENCE CORP | TWST | 90184D100 | 5.92% | 2,132,178 (-5,302) (-0.25%) | $70,468,482.90 |
| 4 | 12/29/2025 | GUARDANT HEALTH INC | GH | 40131M109 | 5.80% | 669,984 (-1,666) (-0.25%) | $68,994,952.32 |
| 5 | 12/29/2025 | PERSONALIS INC | PSNL | 71535D106 | 5.18% | 7,574,775 (-18,842) (-0.25%) | $61,658,668.50 |
| 6 | 12/29/2025 | BEAM THERAPEUTICS INC | BEAM | 07373V105 | 5.06% | 2,153,454 (-5,356) (-0.25%) | $60,253,642.92 |
| 7 | 12/29/2025 | NATERA INC | NTRA | 632307104 | 4.68% | 238,255 (-592) (-0.25%) | $55,689,723.70 |
| 8 | 12/29/2025 | ILLUMINA INC | ILMN | 452327109 | 4.53% | 399,500 (-992) (-0.25%) | $53,912,525.00 |
| 9 | 12/29/2025 | 10X GENOMICS INC-CLASS A | TXG | 88025U109 | 4.37% | 3,151,460 (-7,838) (-0.25%) | $51,967,575.40 |
| 10 | 12/29/2025 | RECURSION PHARMACEUTICALS-A | RXRX | 75629V104 | 4.17% | 11,674,001 (-29,038) (-0.25%) | $49,614,504.25 |
| 11 | 12/29/2025 | VERACYTE INC | VCYT | 92337F107 | 3.76% | 1,054,142 (-2,622) (-0.25%) | $44,790,493.58 |
| 12 | 12/29/2025 | ABSCI CORP | ABSI | 00091E109 | 3.46% | 11,545,922 (-28,720) (-0.25%) | $41,218,941.54 |
| 13 | 12/29/2025 | CAREDX INC | CDNA | 14167L103 | 3.34% | 2,042,942 (-5,080) (-0.25%) | $39,796,510.16 |
| 14 | 12/29/2025 | SCHRODINGER INC | SDGR | 80810D103 | 3.13% | 2,034,986 (-5,062) (-0.25%) | $37,260,593.66 |
| 15 | 12/29/2025 | ADAPTIVE BIOTECHNOLOGIES | ADPT | 00650F109 | 2.90% | 2,064,520 (-5,134) (-0.25%) | $34,477,484.00 |
| 16 | 12/29/2025 | IONIS PHARMACEUTICALS INC | IONS | 462222100 | 2.87% | 427,484 (-1,062) (-0.25%) | $34,168,796.12 |
| 17 | 12/29/2025 | NURIX THERAPEUTICS INC | NRIX | 67080M103 | 2.48% | 1,529,344 (-3,804) (-0.25%) | $29,516,339.20 |
| 18 | 12/29/2025 | INTELLIA THERAPEUTICS INC | NTLA | 45826J105 | 2.39% | 3,010,271 (-7,488) (-0.25%) | $28,416,958.24 |
| 19 | 12/29/2025 | GENEDX HOLDINGS CORP | WGS | 81663L200 | 2.00% | 178,020 (-442) (-0.25%) | $23,817,295.80 |
| 20 | 12/29/2025 | BUTTERFLY NETWORK INC | BFLY | 124155102 | 1.94% | 5,983,606 (-14,884) (-0.25%) | $23,036,883.10 |
| 21 | 12/29/2025 | PACIFIC BIOSCIENCES OF CALIF | PACB | 69404D108 | 1.59% | 10,668,401 (-26,538) (-0.25%) | $18,883,069.77 |
| 22 | 12/29/2025 | PRIME MEDICINE INC | PRME | 74168J101 | 1.41% | 4,788,876 (-11,912) (-0.25%) | $16,761,066.00 |
| 23 | 12/29/2025 | ARCTURUS THERAPEUTICS HOLDIN | ARCT UQ | 03969T109 | 1.30% | 2,510,768 (-6,244) (-0.25%) | $15,466,330.88 |
| 24 | 12/29/2025 | AMGEN INC | AMGN | 031162100 | 1.21% | 43,306 (-106) (-0.24%) | $14,417,866.58 |
| 25 | 12/29/2025 | COMPASS PATHWAYS PLC | CMPS | 20451W101 | 1.16% | 2,060,508 (-5,124) (-0.25%) | $13,764,193.44 |
| 26 | 12/29/2025 | CERUS CORP | CERS | 157085101 | 1.10% | 6,427,441 (-15,988) (-0.25%) | $13,047,705.23 |
| 27 | 12/29/2025 | INCYTE CORP | INCY | 45337C102 | 1.10% | 130,646 (-324) (-0.25%) | $13,078,971.06 |
| 28 | 12/29/2025 | ATAI BECKLEY NV | ATAI | N0731H103 | 1.08% | 3,169,573 (-7,884) (-0.25%) | $12,900,162.11 |
| 29 | 12/29/2025 | VERTEX PHARMACEUTICALS INC | VRTX | 92532F100 | 0.97% | 24,925 (-62) (-0.25%) | $11,537,782.50 |
| 30 | 12/29/2025 | CARIS LIFE SCIENCES INC | CAI | 142152107 | 0.93% | 391,296 (-972) (-0.25%) | $11,048,242.56 |
| 31 | 12/29/2025 | 908 DEVICES INC | MASS | 65443P102 | 0.86% | 1,898,249 (-4,722) (-0.25%) | $10,269,527.09 |
| 32 | 12/29/2025 | VEEVA SYSTEMS INC-CLASS A | VEEV | 922475108 | 0.74% | 39,364 (-96) (-0.24%) | $8,843,122.60 |
| 33 | 12/29/2025 | QUANTUM-SI INC | QSI | 74765K105 | 0.70% | 6,735,672 (-16,754) (-0.25%) | $8,284,876.56 |
| 34 | 12/29/2025 | STANDARD BIOTOOLS INC | LAB | 34385P108 | 0.34% | 2,942,811 (-7,320) (-0.25%) | $4,061,079.18 |
| 35 | 12/29/2025 | GOLDMAN FS TRSY OBLIG INST 468 | X9USDGSFT | 0.17% | 2,081,609 (-145,538) (-6.53%) | $2,081,608.80 |
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