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 | 03/31/2025 | TWIST BIOSCIENCE CORP | TWST | 90184D100 | 9.15% | 2,207,948 (85,120) (4.01%) | $89,112,781.28 |
| 2 | 03/31/2025 | CRISPR THERAPEUTICS AG | CRSP | H17182108 | 7.72% | 2,034,340 (78,435) (4.01%) | $75,250,236.60 |
| 3 | 03/31/2025 | TEMPUS AI INC | TEM | 88023B103 | 7.63% | 1,554,049 (59,920) (4.01%) | $74,330,163.67 |
| 4 | 03/31/2025 | RECURSION PHARMACEUTICALS-A | RXRX | 75629V104 | 7.36% | 12,334,918 (475,510) (4.01%) | $71,665,873.58 |
| 5 | 03/31/2025 | GUARDANT HEALTH INC | GH | 40131M109 | 6.02% | 1,358,658 (52,360) (4.01%) | $58,612,506.12 |
| 6 | 03/31/2025 | ADAPTIVE BIOTECHNOLOGIES | ADPT | 00650F109 | 5.87% | 7,455,388 (287,420) (4.01%) | $57,182,825.96 |
| 7 | 03/31/2025 | NATERA INC | NTRA | 632307104 | 5.80% | 392,415 (15,120) (4.01%) | $56,484,215.10 |
| 8 | 03/31/2025 | SCHRODINGER INC | SDGR | 80810D103 | 4.52% | 2,208,606 (85,155) (4.01%) | $44,083,775.76 |
| 9 | 03/31/2025 | BEAM THERAPEUTICS INC | BEAM | 07373V105 | 4.50% | 1,973,877 (76,090) (4.01%) | $43,839,808.17 |
| 10 | 03/31/2025 | CAREDX INC | CDNA | 14167L103 | 4.16% | 2,257,999 (87,045) (4.01%) | $40,553,662.04 |
| 11 | 03/31/2025 | VERACYTE INC | VCYT | 92337F107 | 3.87% | 1,251,664 (48,265) (4.01%) | $37,700,119.68 |
| 12 | 03/31/2025 | IONIS PHARMACEUTICALS INC | IONS | 462222100 | 3.08% | 962,990 (37,135) (4.01%) | $29,997,138.50 |
| 13 | 03/31/2025 | ABSCI CORP | ABSI | 00091E109 | 2.83% | 10,217,265 (393,855) (4.01%) | $27,586,615.50 |
| 14 | 03/31/2025 | 10X GENOMICS INC-CLASS A | TXG | 88025U109 | 2.73% | 2,901,117 (111,860) (4.01%) | $26,574,231.72 |
| 15 | 03/31/2025 | PERSONALIS INC | PSNL | 71535D106 | 2.57% | 6,920,246 (266,770) (4.01%) | $25,051,290.52 |
| 16 | 03/31/2025 | INTELLIA THERAPEUTICS INC | NTLA | 45826J105 | 2.46% | 2,968,772 (114,450) (4.01%) | $23,957,990.04 |
| 17 | 03/31/2025 | ARCTURUS THERAPEUTICS HOLDIN | ARCT UQ | 03969T109 | 2.30% | 1,934,446 (74,585) (4.01%) | $22,400,884.68 |
| 18 | 03/31/2025 | NURIX THERAPEUTICS INC | NRIX | 67080M103 | 1.91% | 1,529,762 (58,975) (4.01%) | $18,586,608.30 |
| 19 | 03/31/2025 | AMGEN INC | AMGN | 031162100 | 1.79% | 56,774 (2,205) (4.04%) | $17,426,779.30 |
| 20 | 03/31/2025 | BUTTERFLY NETWORK INC | BFLY | 124155102 | 1.64% | 6,757,719 (260,505) (4.01%) | $16,015,794.03 |
| 21 | 03/31/2025 | VEEVA SYSTEMS INC-CLASS A | VEEV | 922475108 | 1.50% | 62,348 (2,415) (4.03%) | $14,602,525.08 |
| 22 | 03/31/2025 | PACIFIC BIOSCIENCES OF CALIF | PACB | 69404D108 | 1.33% | 11,378,833 (438,655) (4.01%) | $12,971,869.62 |
| 23 | 03/31/2025 | VERTEX PHARMACEUTICALS INC | VRTX | 92532F100 | 1.28% | 25,308 (980) (4.03%) | $12,468,998.52 |
| 24 | 03/31/2025 | ILLUMINA INC | ILMN | 452327109 | 1.22% | 148,139 (5,705) (4.01%) | $11,851,120.00 |
| 25 | 03/31/2025 | 908 DEVICES INC | MASS | 65443P102 | 1.16% | 2,790,208 (107,555) (4.01%) | $11,272,440.32 |
| 26 | 03/31/2025 | QUANTUM-SI INC | QSI | 74765K105 | 1.09% | 8,387,372 (323,330) (4.01%) | $10,651,962.44 |
| 27 | 03/31/2025 | CERUS CORP | CERS | 157085101 | 1.07% | 7,328,197 (282,485) (4.01%) | $10,406,039.74 |
| 28 | 03/31/2025 | INCYTE CORP | INCY | 45337C102 | 1.01% | 161,627 (6,230) (4.01%) | $9,794,596.20 |
| 29 | 03/31/2025 | REGENERON PHARMACEUTICALS | REGN | 75886F107 | 0.86% | 13,184 (490) (3.86%) | $8,402,954.24 |
| 30 | 03/31/2025 | COMPASS PATHWAYS PLC | CMPS | 20451W101 | 0.52% | 1,737,377 (66,990) (4.01%) | $5,107,888.38 |
| 31 | 03/31/2025 | PRIME MEDICINE INC | PRME | 74168J101 | 0.50% | 2,445,441 (94,290) (4.01%) | $4,866,427.59 |
| 32 | 03/31/2025 | STANDARD BIOTOOLS INC | LAB | 34385P108 | 0.39% | 3,323,516 (128,135) (4.01%) | $3,788,808.24 |
| 33 | 03/31/2025 | REPARE THERAPEUTICS INC | RPTX | 760273102 | 0.12% | 1,126,962 (-1,650) (-0.15%) | $1,183,310.10 |
| 34 | 03/31/2025 | GOLDMAN FS TRSY OBLIG INST 468 | X9USDGSFT | 0.05% | 510,250 (286,994) (128.55%) | $510,249.92 |
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