Fund detail
Viking Global Investors (Halvorsen)
hedge-fund, active
Quarters
52
2015-12-31
$26.52B
Positions
64
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 | ALPHABET INC GOOGL | $1.44B | 5.44% | 1,853,460 | +1,853,460 | 2015-12-31 | $778 | ~$778 | +0.00% | |||
| 2 | ALPHABET INC GOOG | $870.0M | 3.28% | 1,146,435 | +1,146,435 | 2015-12-31 | $759 | ~$759 | +0.00% | |||
| 3 | PRICELINE GRP INC | $501.3M | 1.89% | 393,214 | +393,214 | 2013-06-30 | $1,275 | ~$1,129 | +12.97% | |||
| 4 | CHIPOTLE MEXICAN GRILL INC CMG | $330.8M | 1.25% | 689,383 | +689,383 | 2015-12-31 | $480 | ~$480 | +0.00% | |||
| 5 | ENDO INTL PLC | $276.8M | 1.04% | 4,520,954 | +4,520,954 | 2015-12-31 | $61 | ~$61 | +0.00% | |||
| 6 | PFIZER INC PFE | $239.7M | 0.90% | 7,424,690 | +7,424,690 | 2015-12-31 | $32 | ~$32 | +0.00% | |||
| 7 | CABOT OIL & GAS CORP CTRA | $237.2M | 0.89% | 13,410,258 | +13,410,258 | 2015-12-31 | $18 | ~$18 | +0.00% | |||
| 8 | HALLIBURTON CO HAL | $226.9M | 0.86% | 6,667,076 | +6,667,076 | 2015-12-31 | $34 | ~$34 | +0.00% | |||
| 9 | ANADARKO PETE CORP APC3EUR | $223.0M | 0.84% | 4,590,975 | +4,590,975 | 2015-12-31 | $49 | ~$49 | +0.00% | |||
| 10 | KRAFT HEINZ CO KHC | $151.5M | 0.57% | 2,082,693 | +2,082,693 | 2015-12-31 | $73 | ~$73 | +0.00% | |||
| 11 | BIOGEN INC BIIB | $113.0M | 0.43% | 368,864 | +368,864 | 2013-06-30 | $306 | ~$260 | +17.72% | |||
| 12 | PRUDENTIAL FINL INC PRU | $98.8M | 0.37% | 1,213,808 | +1,213,808 | 2015-12-31 | $81 | ~$81 | +0.00% | |||
| 13 | MARSH & MCLENNAN COS INC MRSH | $88.3M | 0.33% | 1,592,022 | +1,592,022 | 2014-09-30 | $55 | ~$53 | +5.43% | |||
| 14 | MONSANTO CO NEW | $88.3M | 0.33% | 895,800 | +895,800 | 2013-06-30 | $99 | ~$107 | -8.35% | |||
| 15 | SOUTHWESTERN ENERGY CO SWN1EUR | $83.0M | 0.31% | 11,673,609 | +11,673,609 | 2013-12-31 | $7 | ~$24 | -70.58% | |||
| 16 | CALPINE CORP | $70.6M | 0.27% | 4,881,477 | +4,881,477 | 2015-12-31 | $14 | ~$14 | +0.00% | |||
| 17 | AKORN INC AKRXEUR | $68.7M | 0.26% | 1,841,346 | +1,841,346 | 2015-12-31 | $37 | ~$37 | +0.00% | |||
| 18 | AFLAC INC AFL | $63.7M | 0.24% | 1,063,197 | +1,063,197 | 2015-12-31 | $60 | ~$60 | +0.00% | |||
| 19 | MCDONALDS CORP MCD | $61.9M | 0.23% | 524,043 | +524,043 | 2015-12-31 | $118 | ~$118 | +0.00% | |||
| 20 | RANGE RES CORP RRC | $39.2M | 0.15% | 1,593,510 | +1,593,510 | 2015-12-31 | $25 | ~$25 | +0.00% | |||
| 21 | DOVER CORP DOV | $32.3M | 0.12% | 526,369 | +526,369 | 2015-12-31 | $61 | ~$61 | +0.00% | |||
| 22 | SHIRE PLC | $28.1M | 0.11% | 137,198 | +137,198 | 2013-06-30 | $205 | ~$125 | +63.44% | |||
| 23 | ENCANA CORP | $20.4M | 0.08% | 3,998,444 | +3,998,444 | 2015-12-31 | $5 | ~$5 | +0.00% | |||
| 24 | WELLCARE HEALTH PLANS INC WCGEUR | $19.3M | 0.07% | 247,191 | +247,191 | 2015-12-31 | $78 | ~$78 | +0.00% | |||
| 25 | GULFPORT ENERGY CORP GPOR1EUR | $16.5M | 0.06% | 670,667 | +670,667 | 2015-12-31 | $25 | ~$25 | +0.00% | |||
| 26 | SIRONA DENTAL SYSTEMS INC | $3.8M | 0.01% | 34,671 | +34,671 | 2015-12-31 | $110 | ~$110 | +0.00% |