Fund detail
Viking Global Investors (Halvorsen)
hedge-fund, active
Quarters
52
2019-03-31
$17.44B
Positions
57
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 | ANTHEM INC ELV | $1.78B | 10.19% | 6,194,886 | +1,096,639 | +21.51% | 7.62% | 2014-12-31 | $287 | ~$225 | +27.50% | |
| 2 | MICROSOFT CORP MSFT | $1.15B | 6.61% | 9,773,900 | -3,398,162 | -25.80% | 7.61% | 2016-06-30 | $118 | ~$74 | +59.98% | |
| 3 | ALIBABA GROUP HLDG LTD BABA | $1.05B | 6.00% | 5,736,724 | -4,447,765 | -43.67% | 7.95% | 2014-09-30 | $182 | ~$163 | +11.86% | |
| 4 | UNITEDHEALTH GROUP INC UNH | $925.0M | 5.30% | 3,741,036 | +887,674 | +31.11% | 4.05% | 2016-12-31 | $247 | ~$225 | +10.07% | |
| 5 | UNITED TECHNOLOGIES CORP UTXZ | $913.5M | 5.24% | 7,087,162 | +103,516 | +1.48% | 4.23% | 2016-12-31 | $129 | ~$121 | +6.74% | |
| 6 | MARATHON PETE CORP MPC | $822.5M | 4.72% | 13,742,884 | +506,623 | +3.83% | 4.45% | 2013-06-30 | $60 | ~$70 | -14.28% | |
| 7 | NETFLIX INC NFLX | $712.9M | 4.09% | 1,999,376 | -1,030,360 | -34.01% | 4.62% | 2014-06-30 | $357 | ~$297 | +20.05% | |
| 8 | AMAZON COM INC AMZN | $555.1M | 3.18% | 311,719 | -352,065 | -53.04% | 5.67% | 2015-06-30 | $1,781 | ~$1,662 | +7.16% | |
| 9 | ADOBE INC ADBE | $544.2M | 3.12% | 2,042,188 | -739,284 | -26.58% | 3.58% | 2013-06-30 | $266 | ~$171 | +55.81% | |
| 10 | ALIGN TECHNOLOGY INC ALGN | $510.7M | 2.93% | 1,795,990 | +1,234,890 | +220.08% | 0.67% | 2017-09-30 | $284 | ~$228 | +24.57% | |
| 11 | VISA INC V | $480.3M | 2.75% | 3,074,793 | -3,056,169 | -49.85% | 4.60% | 2013-06-30 | $156 | ~$130 | +20.14% | |
| 12 | BIOMARIN PHARMACEUTICAL INC BMRN | $455.6M | 2.61% | 5,128,909 | +37,272 | +0.73% | 2.47% | 2016-03-31 | $89 | ~$89 | -0.26% | |
| 13 | ALPHABET INC GOOGL | $440.9M | 2.53% | 374,627 | -401,342 | -51.72% | 4.62% | 2015-12-31 | $1,177 | ~$1,107 | +6.32% | |
| 14 | BERRY GLOBAL GROUP INC BERYEUR | $416.0M | 2.39% | 7,721,681 | +2,204,431 | +39.96% | 1.49% | 2018-09-30 | $54 | ~$49 | +9.87% | |
| 15 | LIBERTY MEDIA CORP DELAWARE FWONKUSD | $409.0M | 2.35% | 11,670,116 | +782,859 | +7.19% | 1.90% | 2017-03-31 | $35 | ~$34 | +2.89% | |
| 16 | ILLUMINA INC ILMN | $367.3M | 2.11% | 1,182,324 | +38,370 | +3.35% | 1.95% | 2013-12-31 | $311 | ~$274 | +13.52% | |
| 17 | WELLCARE HEALTH PLANS INC WCGEUR | $356.2M | 2.04% | 1,320,404 | +759,986 | +135.61% | 0.75% | 2015-12-31 | $270 | ~$197 | +36.59% | |
| 18 | FACEBOOK INC META | $354.9M | 2.04% | 2,129,299 | -2,667,395 | -55.61% | 3.58% | 2013-09-30 | $167 | ~$143 | +16.70% | |
| 19 | JD COM INC JD | $348.3M | 2.00% | 11,552,547 | +11,552,547 | 2015-09-30 | $30 | ~$35 | -13.40% | |||
| 20 | MODERNA INC MRNA | $339.2M | 1.95% | 16,667,866 | -413,298 | -2.42% | 1.48% | 2018-12-31 | $20 | ~$15 | +33.27% | |
| 21 | NVIDIA CORP NVDA | $338.5M | 1.94% | 1,885,334 | +1,885,334 | 2019-03-31 | $180 | ~$180 | +0.00% | |||
| 22 | THERMO FISHER SCIENTIFIC INC TMO | $313.7M | 1.80% | 1,146,037 | +598,131 | +109.17% | 0.70% | 2013-06-30 | $274 | ~$218 | +25.41% | |
| 23 | MERCADOLIBRE INC MELI | $310.7M | 1.78% | 611,869 | +611,869 | 2018-03-31 | $508 | ~$387 | +31.25% | |||
| 24 | EXACT SCIENCES CORP EXK | $278.5M | 1.60% | 3,214,982 | -745,029 | -18.81% | 1.42% | 2018-09-30 | $87 | ~$74 | +17.70% | |
| 25 | DISNEY WALT CO DIS | $241.2M | 1.38% | 2,172,157 | -1,213,439 | -35.84% | 2.11% | 2013-09-30 | $111 | ~$101 | +9.45% | |
| 26 | NXP SEMICONDUCTORS N V | $240.9M | 1.38% | 2,725,389 | +2,725,389 | 2014-03-31 | $88 | ~$79 | +11.64% | |||
| 27 | ACTIVISION BLIZZARD INC ATVIEUR | $223.5M | 1.28% | 4,909,367 | +4,909,367 | 2019-03-31 | $46 | ~$46 | +0.00% | |||
| 28 | CENTENE CORP DEL CNC | $223.0M | 1.28% | 4,198,726 | +3,237,474 | +336.80% | 0.63% | 2014-06-30 | $53 | ~$49 | +7.54% | |
| 29 | ALPHABET INC GOOG | $161.5M | 0.93% | 137,642 | -15,072 | -9.87% | 0.90% | 2015-12-31 | $1,173 | ~$754 | +55.64% | |
| 30 | DAVITA INC DVA | $149.6M | 0.86% | 2,755,505 | +144,876 | +5.55% | 0.76% | 2013-12-31 | $54 | ~$61 | -11.45% |