Fund detail
Viking Global Investors (Halvorsen)
hedge-fund, active
Quarters
52
2020-06-30
$23.14B
Positions
72
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 | AMAZON COM INC AMZN | $1.69B | 7.31% | 612,886 | -267,207 | -30.36% | 8.93% | 2015-06-30 | $2,759 | ~$1,774 | +55.50% | |
| 2 | CENTENE CORP DEL CNC | $1.02B | 4.42% | 16,106,578 | -123,974 | -0.76% | 5.02% | 2014-06-30 | $64 | ~$55 | +15.90% | |
| 3 | MICROSOFT CORP MSFT | $755.2M | 3.26% | 3,710,674 | -1,189,664 | -24.28% | 4.02% | 2016-06-30 | $204 | ~$134 | +51.61% | |
| 4 | BOSTON SCIENTIFIC CORP BSX | $648.0M | 2.80% | 18,457,273 | -13,358,924 | -41.99% | 5.40% | 2015-09-30 | $35 | ~$39 | -10.57% | |
| 5 | FORTIVE CORP FTV | $592.7M | 2.56% | 8,760,046 | -656,651 | -6.97% | 2.71% | 2019-09-30 | $68 | ~$69 | -1.75% | |
| 6 | UBER TECHNOLOGIES INC UBER | $511.9M | 2.21% | 16,470,839 | -9,755,377 | -37.20% | 3.81% | 2019-06-30 | $31 | ~$36 | -13.82% | |
| 7 | JD.COM INC JD | $497.5M | 2.15% | 8,266,459 | -10,592,021 | -56.17% | 3.98% | 2015-09-30 | $60 | ~$32 | +88.72% | |
| 8 | SALESFORCE COM INC CRM | $401.9M | 1.74% | 2,145,463 | -1,361,465 | -38.82% | 2.63% | 2016-09-30 | $187 | ~$140 | +33.74% | |
| 9 | INGERSOLL RAND INC IR | $286.7M | 1.24% | 10,196,427 | -1,815,806 | -15.12% | 1.55% | 2020-03-31 | $28 | ~$25 | +13.39% | |
| 10 | WORKDAY INC WDAY | $279.3M | 1.21% | 1,490,882 | -971,096 | -39.44% | 1.67% | 2013-09-30 | $187 | ~$87 | +114.37% | |
| 11 | GUARDANT HEALTH INC GH | $248.9M | 1.08% | 3,068,173 | -730,277 | -19.23% | 1.38% | 2019-09-30 | $81 | ~$66 | +23.63% | |
| 12 | LOWES COS INC LOW | $231.1M | 1.00% | 1,710,360 | -3,759,784 | -68.73% | 2.45% | 2013-09-30 | $135 | ~$99 | +36.75% | |
| 13 | EXACT SCIENCES CORP EXK | $189.8M | 0.82% | 2,182,534 | -245,036 | -10.09% | 0.73% | 2018-09-30 | $87 | ~$74 | +17.74% | |
| 14 | MOLINA HEALTHCARE INC MOH | $180.4M | 0.78% | 1,013,668 | -351,584 | -25.75% | 0.99% | 2014-09-30 | $178 | ~$77 | +131.26% | |
| 15 | MICRON TECHNOLOGY INC MU | $174.8M | 0.76% | 3,392,745 | -3,318,924 | -49.45% | 1.47% | 2013-06-30 | $52 | ~$41 | +24.44% | |
| 16 | NETFLIX INC NFLX | $162.2M | 0.70% | 356,549 | -2,302,698 | -86.59% | 5.20% | 2014-06-30 | $455 | ~$309 | +47.39% | |
| 17 | CATALENT INC CTLTEUR | $109.5M | 0.47% | 1,493,703 | -444,225 | -22.92% | 0.52% | 2018-03-31 | $73 | ~$46 | +57.78% | |
| 18 | COOPER COS INC | $98.0M | 0.42% | 345,523 | -91,463 | -20.93% | 0.63% | 2015-06-30 | $284 | ~$196 | +44.54% | |
| 19 | AVANTOR INC AVTR | $93.1M | 0.40% | 5,475,379 | -4,575,459 | -45.52% | 0.65% | 2019-06-30 | $17 | ~$18 | -7.23% | |
| 20 | HORIZON THERAPEUTICS PUB LTD | $81.8M | 0.35% | 1,471,419 | -519,851 | -26.11% | 0.31% | 2020-03-31 | $56 | ~$30 | +87.64% | |
| 21 | CME GROUP INC CME | $78.5M | 0.34% | 482,679 | -1,219,294 | -71.64% | 1.53% | 2014-03-31 | $163 | ~$107 | +51.56% | |
| 22 | MERCADOLIBRE INC MELI | $68.4M | 0.30% | 69,344 | -319,941 | -82.19% | 0.99% | 2018-03-31 | $986 | ~$436 | +126.10% | |
| 23 | BRISTOL-MYERS SQUIBB CO BMY-R | $67.9M | 0.29% | 18,968,019 | -671,182 | -3.42% | 0.39% | 2019-12-31 | $4 | ~$3 | +18.94% | |
| 24 | CHANGE HEALTHCARE INC CHNGUSD | $48.5M | 0.21% | 4,326,999 | -8,450,240 | -66.14% | 0.66% | 2020-03-31 | $11 | ~$10 | +12.11% | |
| 25 | VIELA BIO INC VIE | $45.4M | 0.20% | 1,049,000 | -201,000 | -16.08% | 0.25% | 2019-12-31 | $43 | ~$27 | +59.56% | |
| 26 | VARIAN MED SYS INC VAREUR | $44.8M | 0.19% | 365,827 | -501,283 | -57.81% | 0.46% | 2013-06-30 | $123 | ~$79 | +55.87% | |
| 27 | VISA INC V | $31.9M | 0.14% | 164,889 | -265,220 | -61.66% | 0.36% | 2013-06-30 | $193 | ~$150 | +29.11% | |
| 28 | GENMAB A/S GMAB | $19.5M | 0.08% | 575,086 | -265,899 | -31.62% | 0.09% | 2019-09-30 | $34 | ~$21 | +63.60% | |
| 29 | EDITAS MEDICINE INC EDIT | $12.2M | 0.05% | 413,000 | -99,179 | -19.36% | 0.05% | 2016-03-31 | $30 | ~$35 | -14.36% |