Fund detail
Viking Global Investors (Halvorsen)
hedge-fund, active
Quarters
52
2015-03-31
$25.81B
Positions
58
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 | ACADIA PHARMACEUTICALS INC | $0 | 0 | -2,956,266 | -100.00% | 0.43% | ||||||
| 2 | ALEXION PHARMACEUTICALS INC | $0 | 0 | -390,271 | -100.00% | 0.33% | ||||||
| 3 | ALLEGION PUB LTD CO | $0 | 0 | -727,484 | -100.00% | 0.19% | ||||||
| 4 | ALLERGAN INC | $0 | 0 | -1,966,112 | -100.00% | 1.92% | ||||||
| 5 | AMERIPRISE FINL INC | $0 | 0 | -583,700 | -100.00% | 0.35% | ||||||
| 6 | ANTHEM INC | $0 | 0 | -1,003,959 | -100.00% | 0.58% | ||||||
| 7 | CIGNA CORPORATION | $0 | 0 | -182,761 | -100.00% | 0.09% | ||||||
| 8 | COCA COLA ENTERPRISES INC NE | $0 | 0 | -3,243,000 | -100.00% | 0.66% | ||||||
| 9 | DELTA AIR LINES INC DEL | $0 | 0 | -8,803,384 | -100.00% | 1.99% | ||||||
| 10 | EQUINIX INC | $0 | 0 | -988,389 | -100.00% | 1.03% | ||||||
| 11 | INGERSOLL-RAND PLC | $0 | 0 | -1,958,488 | -100.00% | 0.57% | ||||||
| 12 | LAM RESEARCH CORP | $0 | 0 | -356,700 | -100.00% | 0.13% | ||||||
| 13 | MGM RESORTS INTERNATIONAL | $0 | 0 | -1,399,187 | -100.00% | 0.14% | ||||||
| 14 | NEWFIELD EXPL CO | $0 | 0 | -767,638 | -100.00% | 0.10% | ||||||
| 15 | POTASH CORP SASK INC | $0 | 0 | -3,147,470 | -100.00% | 0.51% | ||||||
| 16 | SALIX PHARMACEUTICALS INC | $0 | 0 | -1,738,104 | -100.00% | 0.92% | ||||||
| 17 | SANDISK CORP | $0 | 0 | -202,840 | -100.00% | 0.09% | ||||||
| 18 | SHIRE PLC | $0 | 0 | -529,784 | -100.00% | 0.52% | ||||||
| 19 | UNIVERSAL HLTH SVCS INC | $0 | 0 | -514,699 | -100.00% | 0.26% | ||||||
| 20 | VISA INC | $0 | 0 | -916,606 | -100.00% | 1.10% | ||||||
| 21 | WAL-MART STORES INC | $0 | 0 | -1,843,145 | -100.00% | 0.73% | ||||||
| 22 | PROQR THRAPEUTICS N V | $8.9M | 0.03% | 408,408 | +408,408 | 2015-03-31 | $22 | ~$22 | +0.00% | |||
| 23 | ESPERION THERAPEUTICS INC NE ESPR | $12.7M | 0.05% | 136,919 | +136,919 | 2015-03-31 | $93 | ~$93 | +0.00% | |||
| 24 | TEVA PHARMACEUTICAL INDS LTD TEVA | $14.2M | 0.06% | 228,600 | +228,600 | 2015-03-31 | $62 | ~$62 | +0.00% | |||
| 25 | QIHOO 360 TECHNOLOGY CO LTD | $21.5M | 0.08% | 419,000 | +419,000 | 2014-03-31 | $51 | ~$94 | -45.52% | |||
| 26 | WAYFAIR INC W | $36.4M | 0.14% | 1,134,506 | +613,956 | +117.94% | 0.05% | 2014-12-31 | $32 | ~$23 | +38.63% | |
| 27 | XPO LOGISTICS INC XPO | $39.7M | 0.15% | 872,332 | +872,332 | 2015-03-31 | $45 | ~$45 | +0.00% | |||
| 28 | QUNAR CAYMAN IS LTD | $41.7M | 0.16% | 1,010,537 | -410,196 | -28.87% | 0.19% | 2014-12-31 | $41 | ~$28 | +45.10% | |
| 29 | TRANSOCEAN LTD | $47.9M | 0.19% | 3,268,500 | +2,729,500 | +506.40% | 0.05% | 2014-12-31 | $15 | ~$17 | -12.69% | |
| 30 | HCA HOLDINGS INC HCA | $76.5M | 0.30% | 1,016,617 | -2,854,037 | -73.74% | 1.30% | 2013-09-30 | $75 | ~$58 | +28.79% |