Fund detail
Viking Global Investors (Halvorsen)
hedge-fund, active
Quarters
52
2023-03-31
$21.31B
Positions
81
2026-03-31
2025-12-31
2025-09-30
2025-06-30
2025-03-31
2024-12-31
2024-09-30
2024-06-30
2024-03-31
2023-12-31
2023-09-30
2023-06-30
2023-03-31
2022-12-31
2022-09-30
2022-06-30
2022-03-31
2021-12-31
2021-09-30
2021-06-30
2021-03-31
2020-12-31
2020-09-30
2020-06-30
2020-03-31
2019-12-31
2019-09-30
2019-06-30
2019-03-31
2018-12-31
2018-09-30
2018-06-30
2018-03-31
2017-12-31
2017-09-30
2017-06-30
2017-03-31
2016-12-31
2016-09-30
2016-06-30
2016-03-31
2015-12-31
2015-09-30
2015-06-30
2015-03-31
2014-12-31
2014-09-30
2014-06-30
2014-03-31
2013-12-31
2013-09-30
2013-06-30
Price is the latest implied close from the selected quarter's 13F (value ÷ shares). Est. Cost is a running average that assumes each quarter's trades cleared near the midpoint of consecutive 13F closes (or yfinance VWAP when available). Most accurate for slow accumulators, least accurate for activists who build positions in a few days.
| # | Issuer | Value ↓ | Weight | Shares | Share Δ | Share Δ % | Prev Weight | First Held | Price | Est. Cost | Unrealized % | Status |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | AMAZON COM INC AMZN | $787.9M | 3.70% | 7,628,220 | -4,853,738 | -38.89% | 5.25% | 2015-06-30 | $103 | ~$133 | -22.55% | |
| 2 | CHUBB LIMITED | $673.2M | 3.16% | 3,466,740 | -113,388 | -3.17% | 3.95% | 2016-03-31 | $194 | ~$155 | +25.49% | |
| 3 | HDFC BANK LTD HDB | $552.4M | 2.59% | 8,285,627 | -285,113 | -3.33% | 2.94% | 2017-03-31 | $67 | ~$60 | +10.82% | |
| 4 | SEAGATE TECHNOLOGY HLDNGS PL | $364.6M | 1.71% | 5,513,957 | -684,976 | -11.05% | 1.63% | 2022-12-31 | $66 | ~$53 | +25.68% | |
| 5 | MICROSOFT CORP MSFT | $302.0M | 1.42% | 1,047,352 | -2,381,775 | -69.46% | 4.12% | 2016-06-30 | $288 | ~$209 | +37.74% | |
| 6 | MASTERCARD INCORPORATED MA | $289.5M | 1.36% | 796,740 | -912,488 | -53.39% | 2.98% | 2013-06-30 | $363 | ~$174 | +109.18% | |
| 7 | AMERIPRISE FINL INC AMP | $288.4M | 1.35% | 941,040 | -706,815 | -42.89% | 2.57% | 2014-12-31 | $306 | ~$217 | +41.31% | |
| 8 | BIOMARIN PHARMACEUTICAL INC BMRN | $210.9M | 0.99% | 2,168,617 | -3,105,003 | -58.88% | 2.73% | 2016-03-31 | $97 | ~$85 | +14.88% | |
| 9 | MICRON TECHNOLOGY INC MU | $172.4M | 0.81% | 2,856,599 | -5,502,109 | -65.82% | 2.09% | 2013-06-30 | $60 | ~$50 | +21.24% | |
| 10 | BLOCK INC XYZ | $161.6M | 0.76% | 2,354,123 | -2,129,631 | -47.50% | 1.41% | 2019-06-30 | $69 | ~$96 | -28.58% | |
| 11 | EQUITABLE HLDGS INC EQH | $101.3M | 0.48% | 3,989,446 | -1,223,014 | -23.46% | 0.75% | 2020-12-31 | $25 | ~$27 | -5.37% | |
| 12 | AMYLYX PHARMACEUTICALS INC AMLX | $86.9M | 0.41% | 2,962,555 | -1,672,051 | -36.08% | 0.86% | 2022-03-31 | $29 | ~$13 | +128.33% | |
| 13 | INSPIRE MED SYS INC INSP | $81.1M | 0.38% | 346,576 | -203,217 | -36.96% | 0.69% | 2022-03-31 | $234 | ~$235 | -0.58% | |
| 14 | CHARLES RIV LABS INTL INC CRL | $79.5M | 0.37% | 394,089 | -121,079 | -23.50% | 0.56% | 2021-03-31 | $202 | ~$316 | -36.21% | |
| 15 | CATALENT INC CTLTEUR | $78.9M | 0.37% | 1,201,210 | -223,178 | -15.67% | 0.32% | 2018-03-31 | $66 | ~$90 | -26.64% | |
| 16 | GUARDANT HEALTH INC GH | $59.5M | 0.28% | 2,538,889 | -1,568,755 | -38.19% | 0.56% | 2019-09-30 | $23 | ~$92 | -74.53% | |
| 17 | INTELLIA THERAPEUTICS INC NTLA | $58.5M | 0.27% | 1,569,545 | -451,865 | -22.35% | 0.35% | 2021-06-30 | $37 | ~$126 | -70.48% | |
| 18 | BOSTON SCIENTIFIC CORP BSX | $56.9M | 0.27% | 1,136,881 | -8,391,712 | -88.07% | 2.21% | 2015-09-30 | $50 | ~$41 | +22.23% |