Fund detail
Viking Global Investors (Halvorsen)
hedge-fund, active
Quarters
52
2016-06-30
$23.54B
Positions
55
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 | FACEBOOK INC META | $2.30B | 9.78% | 20,144,959 | +11,706 | +0.06% | 10.11% | 2013-09-30 | $114 | ~$86 | +32.53% | |
| 2 | BROADCOM LTD | $1.59B | 6.75% | 10,219,711 | +386,963 | +3.94% | 6.69% | 2016-03-31 | $155 | ~$155 | +0.57% | |
| 3 | AIR PRODS & CHEMS INC APD | $986.4M | 4.19% | 6,944,402 | +36,232 | +0.52% | 4.38% | 2014-09-30 | $142 | ~$137 | +3.43% | |
| 4 | BIOGEN INC BIIB | $776.4M | 3.30% | 3,210,507 | +2,979,560 | +1290.15% | 0.26% | 2013-06-30 | $242 | ~$252 | -3.94% | |
| 5 | T MOBILE US INC TMUS | $604.3M | 2.57% | 13,966,540 | +11,285,490 | +420.94% | 0.45% | 2015-03-31 | $43 | ~$39 | +10.84% | |
| 6 | MASTERCARD INC MA | $566.4M | 2.41% | 6,432,259 | +4,479,636 | +229.42% | 0.81% | 2013-06-30 | $88 | ~$92 | -4.48% | |
| 7 | NEWELL BRANDS INC NWL | $482.6M | 2.05% | 9,936,480 | +5,205,834 | +110.04% | 0.92% | 2016-03-31 | $49 | ~$45 | +6.96% | |
| 8 | JD COM INC JD | $477.6M | 2.03% | 22,494,760 | +7,413,825 | +49.16% | 1.76% | 2015-09-30 | $21 | ~$25 | -16.54% | |
| 9 | ANADARKO PETE CORP APC3EUR | $415.5M | 1.77% | 7,802,981 | +6,949,514 | +814.27% | 0.17% | 2015-12-31 | $53 | ~$50 | +7.00% | |
| 10 | RANGE RES CORP RRC | $402.7M | 1.71% | 9,333,976 | +471,306 | +5.32% | 1.26% | 2015-12-31 | $43 | ~$28 | +52.44% | |
| 11 | DAVITA HEALTHCARE PARTNERS I DVA | $356.6M | 1.51% | 4,611,729 | +2,867,210 | +164.36% | 0.56% | 2013-12-31 | $77 | ~$74 | +4.70% | |
| 12 | ALIBABA GROUP HLDG LTD BABA | $320.6M | 1.36% | 4,030,758 | +2,635,329 | +188.85% | 0.49% | 2014-09-30 | $80 | ~$83 | -4.59% | |
| 13 | CALPINE CORP | $300.4M | 1.28% | 20,366,388 | +9,873,137 | +94.09% | 0.70% | 2015-12-31 | $15 | ~$15 | -0.36% | |
| 14 | SHIRE PLC | $214.0M | 0.91% | 1,162,787 | +1,031,917 | +788.51% | 0.10% | 2013-06-30 | $184 | ~$172 | +6.98% | |
| 15 | ENVISION HEALTHCARE HLDGS IN | $198.3M | 0.84% | 7,817,258 | +2,695,161 | +52.62% | 0.46% | 2015-03-31 | $25 | ~$33 | -23.54% | |
| 16 | MARSH & MCLENNAN COS INC MRSH | $174.7M | 0.74% | 2,552,071 | +475,115 | +22.88% | 0.56% | 2014-09-30 | $68 | ~$56 | +22.50% | |
| 17 | 58 COM INC WUBAUSD | $161.5M | 0.69% | 3,518,805 | +620,906 | +21.43% | 0.71% | 2015-09-30 | $46 | ~$52 | -11.98% | |
| 18 | DYNEGY INC NEW DEL | $157.4M | 0.67% | 9,132,705 | +8,751,594 | +2296.34% | 0.02% | 2016-03-31 | $17 | ~$16 | +9.49% | |
| 19 | SEALED AIR CORP NEW SDA | $157.0M | 0.67% | 3,414,346 | +2,942,812 | +624.09% | 0.10% | 2014-12-31 | $46 | ~$47 | -1.20% | |
| 20 | KITE PHARMA INC | $126.3M | 0.54% | 2,525,497 | +265,669 | +11.76% | 0.46% | 2014-09-30 | $50 | ~$53 | -5.19% | |
| 21 | AON PLC | $76.9M | 0.33% | 703,995 | +132,439 | +23.17% | 0.26% | 2014-09-30 | $109 | ~$96 | +13.93% | |
| 22 | CIGNA CORPORATION | $64.2M | 0.27% | 501,208 | +100,865 | +25.19% | 0.24% | 2014-12-31 | $128 | ~$131 | -2.30% | |
| 23 | ECLIPSE RES CORP | $24.6M | 0.10% | 7,368,437 | +7,097,436 | +2618.97% | 0.00% | 2016-03-31 | $3 | ~$2 | +41.85% |