Fund detail
Viking Global Investors (Halvorsen)
hedge-fund, active
Quarters
52
2015-09-30
$26.09B
Positions
63
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 | ALLERGAN PLC | $1.96B | 7.50% | 7,202,384 | +398,350 | +5.85% | 7.80% | 2015-06-30 | $272 | ~$303 | -10.17% | |
| 2 | WALGREENS BOOTS ALLIANCE INC WBA | $1.93B | 7.41% | 23,272,886 | -1,352,227 | -5.49% | 7.86% | 2014-12-31 | $83 | ~$80 | +4.39% | |
| 3 | GOOGLE INC | $1.62B | 6.20% | 2,534,329 | -201,823 | -7.38% | 5.58% | 2014-09-30 | $638 | ~$557 | +14.61% | |
| 4 | AMAZON COM INC AMZN | $1.54B | 5.92% | 3,017,764 | +735,203 | +32.21% | 3.74% | 2015-06-30 | $512 | ~$444 | +15.40% | |
| 5 | BROADCOM CORP | $1.21B | 4.65% | 23,568,995 | +23,568,995 | 2014-12-31 | $51 | ~$47 | +9.80% | |||
| 6 | LYONDELLBASELL INDUSTRIES N | $1.13B | 4.31% | 13,505,956 | +2,779,572 | +25.91% | 4.19% | 2013-06-30 | $83 | ~$85 | -2.16% | |
| 7 | VALEANT PHARMACEUTICALS INTL | $890.7M | 3.41% | 4,993,353 | +376,615 | +8.16% | 3.87% | 2013-06-30 | $178 | ~$119 | +50.38% | |
| 8 | AVAGO TECHNOLOGIES LTD | $867.5M | 3.32% | 6,939,487 | +2,170,473 | +45.51% | 2.39% | 2015-06-30 | $125 | ~$132 | -5.07% | |
| 9 | ANTHEM INC ELV | $827.9M | 3.17% | 5,913,640 | +4,006,939 | +210.15% | 1.18% | 2014-12-31 | $140 | ~$146 | -4.43% | |
| 10 | PIONEER NAT RES CO PXDEUR | $810.5M | 3.11% | 6,663,287 | +272,035 | +4.26% | 3.35% | 2014-03-31 | $122 | ~$197 | -38.41% | |
| 11 | AIR PRODS & CHEMS INC APD | $754.9M | 2.89% | 5,917,221 | +11,502 | +0.19% | 3.05% | 2014-09-30 | $128 | ~$137 | -7.12% | |
| 12 | HUMANA INC HUM | $689.8M | 2.64% | 3,853,454 | +646,615 | +20.16% | 2.32% | 2013-06-30 | $179 | ~$165 | +8.17% | |
| 13 | GOOGLE INC | $682.5M | 2.62% | 1,121,683 | -25,866 | -2.25% | 2.26% | 2015-03-31 | $608 | ~$544 | +11.77% | |
| 14 | CHENIERE ENERGY INC LNG | $630.7M | 2.42% | 13,058,335 | +1,733,943 | +15.31% | 2.96% | 2014-09-30 | $48 | ~$74 | -34.82% | |
| 15 | CANADIAN PAC RY LTD | $597.5M | 2.29% | 4,161,642 | -1,114,553 | -21.12% | 3.19% | 2013-12-31 | $144 | ~$180 | -20.43% | |
| 16 | LABORATORY CORP AMER HLDGS | $548.1M | 2.10% | 5,053,349 | +5,053,349 | 2015-09-30 | $108 | ~$108 | +0.00% | |||
| 17 | TEVA PHARMACEUTICAL INDS LTD TEVA | $500.9M | 1.92% | 8,872,650 | +8,872,650 | 2015-03-31 | $56 | ~$59 | -5.04% | |||
| 18 | MASTERCARD INC MA | $489.1M | 1.87% | 5,427,711 | -2,790,985 | -33.96% | 2.90% | 2013-06-30 | $90 | ~$76 | +18.77% | |
| 19 | NETFLIX INC NFLX | $466.4M | 1.79% | 4,517,202 | +4,517,202 | 2014-06-30 | $103 | ~$63 | +64.05% | |||
| 20 | MCKESSON CORP MCK | $420.8M | 1.61% | 2,274,228 | +1,648,660 | +263.55% | 0.53% | 2013-12-31 | $185 | ~$193 | -4.10% | |
| 21 | BANK NEW YORK MELLON CORP BK | $402.8M | 1.54% | 10,289,868 | +1,876,577 | +22.30% | 1.33% | 2014-09-30 | $39 | ~$39 | +0.22% | |
| 22 | SEALED AIR CORP NEW SDA | $402.3M | 1.54% | 8,582,498 | -4,235,531 | -33.04% | 2.49% | 2014-12-31 | $47 | ~$44 | +7.41% | |
| 23 | AETNA INC NEW | $380.7M | 1.46% | 3,479,173 | +381,574 | +12.32% | 1.49% | 2013-06-30 | $109 | ~$97 | +13.09% | |
| 24 | ENVISION HEALTHCARE HLDGS IN | $362.6M | 1.39% | 9,854,659 | -2,449,009 | -19.90% | 1.84% | 2015-03-31 | $37 | ~$39 | -4.69% | |
| 25 | MOHAWK INDS INC MHK | $359.8M | 1.38% | 1,979,371 | -2,331,742 | -54.09% | 3.11% | 2013-12-31 | $182 | ~$143 | +26.98% | |
| 26 | CROWN CASTLE INTL CORP NEW CCI | $354.6M | 1.36% | 4,496,338 | -1,034,014 | -18.70% | 1.68% | 2014-12-31 | $79 | ~$79 | -0.45% | |
| 27 | HILTON WORLDWIDE HLDGS INC | $351.6M | 1.35% | 15,325,023 | +15,325,023 | 2014-06-30 | $23 | ~$25 | -9.56% | |||
| 28 | STARWOOD HOTELS&RESORTS WRLD | $345.7M | 1.32% | 5,200,155 | +5,200,155 | 2015-03-31 | $66 | ~$80 | -17.01% | |||
| 29 | ILLUMINA INC ILMN | $314.6M | 1.21% | 1,789,486 | -3,179,470 | -63.99% | 4.10% | 2013-12-31 | $176 | ~$131 | +34.40% | |
| 30 | CTRIP COM INTL LTD CTRPUSD | $310.5M | 1.19% | 4,914,181 | -850,333 | -14.75% | 1.58% | 2014-06-30 | $63 | ~$58 | +8.27% |