Fund detail
Viking Global Investors (Halvorsen)
hedge-fund, active
Quarters
52
2013-12-31
$21.42B
Positions
65
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 | THERMO FISHER SCIENTIFIC INC TMO | $1.16B | 5.39% | 10,375,656 | -195,114 | -1.85% | 5.38% | 2013-06-30 | $111 | ~$85 | +30.54% | |
| 2 | VALEANT PHARMACEUTICALS INTL | $977.8M | 4.56% | 8,329,004 | -620,604 | -6.93% | 5.15% | 2013-06-30 | $117 | ~$86 | +36.38% | |
| 3 | CAPITAL ONE FINL CORP COF | $968.0M | 4.52% | 12,635,752 | -3,045,052 | -19.42% | 5.95% | 2013-06-30 | $77 | ~$63 | +21.58% | |
| 4 | TIME WARNER INC TWXCHF | $936.0M | 4.37% | 13,425,674 | -1,392,157 | -9.40% | 5.38% | 2013-06-30 | $70 | ~$58 | +20.58% | |
| 5 | MICHAEL KORS HLDGS LTD | $677.3M | 3.16% | 8,342,605 | -1,051,106 | -11.19% | 3.86% | 2013-06-30 | $81 | ~$62 | +30.91% | |
| 6 | LYONDELLBASELL INDUSTRIES N | $639.9M | 2.99% | 7,970,748 | -1,338,917 | -14.38% | 3.76% | 2013-06-30 | $80 | ~$66 | +21.16% | |
| 7 | MICRON TECHNOLOGY INC MU | $612.5M | 2.86% | 28,160,135 | -9,188,965 | -24.60% | 3.60% | 2013-06-30 | $22 | ~$16 | +39.55% | |
| 8 | MASTERCARD INC MA | $536.4M | 2.50% | 642,087 | -121,200 | -15.88% | 2.83% | 2013-06-30 | $835 | ~$574 | +45.42% | |
| 9 | BANK OF AMERICA CORPORATION BAC | $535.5M | 2.50% | 34,392,936 | -10,507,504 | -23.40% | 3.42% | 2013-09-30 | $16 | ~$14 | +12.83% | |
| 10 | DANAHER CORP DEL DHR | $475.5M | 2.22% | 6,159,351 | -5,277,386 | -46.14% | 4.38% | 2013-06-30 | $77 | ~$63 | +21.96% | |
| 11 | DISNEY WALT CO DIS | $458.1M | 2.14% | 5,996,321 | -645,944 | -9.72% | 2.36% | 2013-09-30 | $76 | ~$64 | +18.47% | |
| 12 | MONSANTO CO NEW | $403.7M | 1.88% | 3,464,037 | -995,908 | -22.33% | 2.57% | 2013-06-30 | $117 | ~$99 | +17.77% | |
| 13 | ALEXION PHARMACEUTICALS INC ALXN | $382.3M | 1.78% | 2,877,008 | -577,632 | -16.72% | 2.22% | 2013-06-30 | $133 | ~$92 | +44.06% | |
| 14 | MCGRAW HILL FINL INC | $282.6M | 1.32% | 3,614,429 | -25,222 | -0.69% | 1.32% | 2013-06-30 | $78 | ~$55 | +41.92% | |
| 15 | BAIDU INC BIDU | $268.9M | 1.26% | 1,511,841 | -1,160,909 | -43.44% | 2.29% | 2013-09-30 | $178 | ~$155 | +14.63% | |
| 16 | UNIVERSAL HLTH SVCS INC UHS | $244.6M | 1.14% | 3,009,890 | -1,037,016 | -25.62% | 1.68% | 2013-06-30 | $81 | ~$67 | +20.88% | |
| 17 | METLIFE INC MET | $227.4M | 1.06% | 4,216,800 | -2,620,100 | -38.32% | 1.77% | 2013-06-30 | $54 | ~$46 | +17.18% | |
| 18 | ADOBE SYS INC ADBE | $186.1M | 0.87% | 3,108,762 | -2,214,478 | -41.60% | 1.53% | 2013-06-30 | $60 | ~$46 | +31.43% | |
| 19 | HCA HOLDINGS INC HCA | $126.7M | 0.59% | 2,654,617 | -128,714 | -4.62% | 0.66% | 2013-09-30 | $48 | ~$43 | +11.60% | |
| 20 | HUMANA INC HUM | $95.7M | 0.45% | 927,093 | -270,961 | -22.62% | 0.62% | 2013-06-30 | $103 | ~$85 | +21.30% | |
| 21 | BLACKBERRY LTD BB | $54.1M | 0.25% | 7,277,341 | -833,459 | -10.28% | 0.36% | 2013-09-30 | $7 | ~$8 | -6.36% | |
| 22 | EASTMAN CHEM CO EMN | $40.0M | 0.19% | 495,510 | -5,288,680 | -91.43% | 2.49% | 2013-06-30 | $81 | ~$71 | +14.11% |