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 | 03/12/2025 | TWIST BIOSCIENCE CORP | TWST | 90184D100 | 8.50% | 2,349,004 (4,866) (0.21%) | $91,916,526.52 |
| 2 | 03/12/2025 | CRISPR THERAPEUTICS AG | CRSP | H17182108 | 8.27% | 2,110,792 (10,853) (0.52%) | $89,434,257.04 |
| 3 | 03/12/2025 | RECURSION PHARMACEUTICALS-A | RXRX | 75629V104 | 7.30% | 13,036,384 (26,998) (0.21%) | $79,000,487.04 |
| 4 | 03/12/2025 | TEMPUS AI INC | TEM | 88023B103 | 6.84% | 1,623,552 (3,362) (0.21%) | $74,001,500.16 |
| 5 | 03/12/2025 | GUARDANT HEALTH INC | GH | 40131M109 | 5.70% | 1,445,456 (2,994) (0.21%) | $61,619,789.28 |
| 6 | 03/12/2025 | ADAPTIVE BIOTECHNOLOGIES | ADPT | 00650F109 | 5.49% | 7,931,606 (16,426) (0.21%) | $59,407,728.94 |
| 7 | 03/12/2025 | NATERA INC | NTRA | 632307104 | 5.40% | 417,471 (866) (0.21%) | $58,454,289.42 |
| 8 | 03/12/2025 | BEAM THERAPEUTICS INC | BEAM | 07373V105 | 4.96% | 2,030,535 (4,206) (0.21%) | $53,636,582.03 |
| 9 | 03/12/2025 | SCHRODINGER INC | SDGR | 80810D103 | 4.71% | 2,349,695 (4,866) (0.21%) | $50,894,393.70 |
| 10 | 03/12/2025 | CAREDX INC | CDNA | 14167L103 | 4.19% | 2,460,550 (-24,724) (-0.99%) | $45,274,120.00 |
| 11 | 03/12/2025 | VERACYTE INC | VCYT | 92337F107 | 3.83% | 1,331,646 (2,758) (0.21%) | $41,414,190.60 |
| 12 | 03/12/2025 | IONIS PHARMACEUTICALS INC | IONS | 462222100 | 3.13% | 1,024,528 (2,122) (0.21%) | $33,840,159.84 |
| 13 | 03/12/2025 | 10X GENOMICS INC-CLASS A | TXG | 88025U109 | 3.09% | 3,089,750 (0) (0%) | $33,400,197.50 |
| 14 | 03/12/2025 | ABSCI CORP | ABSI | 00091E109 | 2.71% | 9,921,838 (54,917) (0.56%) | $29,269,422.10 |
| 15 | 03/12/2025 | ARCTURUS THERAPEUTICS HOLDIN | ARCT UQ | 03969T109 | 2.51% | 2,058,044 (4,262) (0.21%) | $27,186,761.24 |
| 16 | 03/12/2025 | INTELLIA THERAPEUTICS INC | NTLA | 45826J105 | 2.46% | 2,863,295 (12,267) (0.43%) | $26,628,643.50 |
| 17 | 03/12/2025 | PERSONALIS INC | PSNL | 71535D106 | 2.44% | 7,362,310 (15,248) (0.21%) | $26,393,881.35 |
| 18 | 03/12/2025 | NURIX THERAPEUTICS INC | NRIX | 67080M103 | 2.09% | 1,627,497 (3,370) (0.21%) | $22,622,208.30 |
| 19 | 03/12/2025 | AMGEN INC | AMGN | 031162100 | 2.08% | 70,611 (146) (0.21%) | $22,517,141.79 |
| 20 | 03/12/2025 | ILLUMINA INC | ILMN | 452327109 | 1.72% | 220,715 (458) (0.21%) | $18,654,831.80 |
| 21 | 03/12/2025 | BUTTERFLY NETWORK INC | BFLY | 124155102 | 1.69% | 7,189,400 (14,890) (0.21%) | $18,261,076.00 |
| 22 | 03/12/2025 | VEEVA SYSTEMS INC-CLASS A | VEEV | 922475108 | 1.50% | 70,024 (146) (0.21%) | $16,223,160.32 |
| 23 | 03/12/2025 | PACIFIC BIOSCIENCES OF CALIF | PACB | 69404D108 | 1.47% | 12,105,690 (0) (0%) | $15,858,453.90 |
| 24 | 03/12/2025 | VERTEX PHARMACEUTICALS INC | VRTX | 92532F100 | 1.22% | 26,932 (56) (0.21%) | $13,151,972.88 |
| 25 | 03/12/2025 | INCYTE CORP | INCY | 45337C102 | 1.08% | 171,951 (356) (0.21%) | $11,704,704.57 |
| 26 | 03/12/2025 | CERUS CORP | CERS | 157085101 | 1.07% | 7,796,332 (16,146) (0.21%) | $11,616,534.68 |
| 27 | 03/12/2025 | QUANTUM-SI INC | QSI | 74765K105 | 0.97% | 8,923,130 (18,480) (0.21%) | $10,529,293.40 |
| 28 | 03/12/2025 | 908 DEVICES INC | MASS | 65443P102 | 0.95% | 2,968,473 (6,148) (0.21%) | $10,270,916.58 |
| 29 | 03/12/2025 | REGENERON PHARMACEUTICALS | REGN | 75886F107 | 0.93% | 13,996 (28) (0.2%) | $10,051,367.36 |
| 30 | 03/12/2025 | COMPASS PATHWAYS PLC | CMPS | 20451W101 | 0.62% | 1,848,380 (3,828) (0.21%) | $6,654,168.00 |
| 31 | 03/12/2025 | PRIME MEDICINE INC | PRME | 74168J101 | 0.46% | 2,601,667 (5,388) (0.21%) | $4,943,167.30 |
| 32 | 03/12/2025 | STANDARD BIOTOOLS INC | LAB | 34385P108 | 0.37% | 3,535,803 (7,324) (0.21%) | $4,030,815.42 |
| 33 | 03/12/2025 | REPARE THERAPEUTICS INC | RPTX | 760273102 | 0.19% | 1,799,652 (-61,112) (-3.28%) | $2,069,599.80 |
| 34 | 03/12/2025 | GOLDMAN FS TRSY OBLIG INST 468 | X9USDGSFT | 0.07% | 771,012 (-2,025,784) (-72.43%) | $771,011.81 |
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