Fund detail
Viking Global Investors (Halvorsen)
hedge-fund, active
Quarters
52
2021-03-31
$33.58B
Positions
94
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 | MICROSOFT CORP MSFT | $2.01B | 5.98% | 8,516,030 | -3,322,062 | -28.06% | 7.24% | 2016-06-30 | $236 | ~$187 | +26.08% | |
| 2 | BRIDGEBIO PHARMA INC BBIO | $1.64B | 4.88% | 26,620,991 | +0 | +0.00% | 5.21% | 2019-06-30 | $62 | ~$27 | +128.40% | |
| 3 | FIDELITY NATL INFORMATION SV FIS | $1.35B | 4.02% | 9,598,474 | -2,236,938 | -18.90% | 4.60% | 2019-12-31 | $141 | ~$136 | +3.75% | |
| 4 | T-MOBILE US INC TMUS | $1.29B | 3.84% | 10,285,244 | +1,579,763 | +18.15% | 3.23% | 2015-03-31 | $125 | ~$102 | +23.32% | |
| 5 | BK OF AMERICA CORP BAC | $1.21B | 3.61% | 31,312,416 | +31,312,416 | 2013-09-30 | $39 | ~$30 | +28.52% | |||
| 6 | ADAPTIVE BIOTECHNOLOGIES COR ADPT | $1.21B | 3.60% | 29,993,708 | +0 | +0.00% | 4.88% | 2019-06-30 | $40 | ~$48 | -16.65% | |
| 7 | UNITEDHEALTH GROUP INC UNH | $1.15B | 3.41% | 3,080,874 | +287,209 | +10.28% | 2.69% | 2016-12-31 | $372 | ~$297 | +25.26% | |
| 8 | ALPHABET INC GOOGL | $937.1M | 2.79% | 454,358 | -165,433 | -26.69% | 2.99% | 2015-12-31 | $2,063 | ~$1,490 | +38.40% | |
| 9 | VISA INC V | $855.1M | 2.55% | 4,038,509 | -47,029 | -1.15% | 2.46% | 2013-06-30 | $212 | ~$206 | +2.56% | |
| 10 | PALO ALTO NETWORKS INC PANW | $807.8M | 2.41% | 2,508,314 | +621,184 | +32.92% | 1.84% | 2020-12-31 | $322 | ~$351 | -8.31% | |
| 11 | GENERAL ELECTRIC CO | $796.3M | 2.37% | 60,649,245 | +31,449,248 | +107.70% | 0.87% | 2018-06-30 | $13 | ~$12 | +5.15% | |
| 12 | FORTIVE CORP FTV | $790.5M | 2.35% | 11,190,141 | +3,226,204 | +40.51% | 1.55% | 2019-09-30 | $71 | ~$61 | +15.04% | |
| 13 | FLEETCOR TECHNOLOGIES INC FLT1EUR | $707.1M | 2.11% | 2,632,323 | +362,576 | +15.97% | 1.70% | 2017-06-30 | $269 | ~$238 | +12.77% | |
| 14 | CENTENE CORP DEL CNC | $701.5M | 2.09% | 10,977,051 | -2,110,598 | -16.13% | 2.16% | 2014-06-30 | $64 | ~$55 | +15.57% | |
| 15 | FACEBOOK INC META | $691.7M | 2.06% | 2,348,638 | +1,316,710 | +127.60% | 0.78% | 2013-09-30 | $295 | ~$233 | +26.16% | |
| 16 | BOSTON SCIENTIFIC CORP BSX | $691.7M | 2.06% | 17,896,102 | -12,094,790 | -40.33% | 2.96% | 2015-09-30 | $39 | ~$38 | +0.61% | |
| 17 | API GROUP CORP APG | $689.3M | 2.05% | 33,333,333 | +0 | +0.00% | 1.66% | 2020-06-30 | $21 | ~$12 | +70.21% | |
| 18 | CHUBB LIMITED | $660.6M | 1.97% | 4,181,823 | +1,475,712 | +54.53% | 1.15% | 2016-03-31 | $158 | ~$134 | +17.94% | |
| 19 | ABCELLERA BIOLOGICS INC ABCL | $648.1M | 1.93% | 19,083,744 | -200,000 | -1.04% | 2.13% | 2020-12-31 | $34 | ~$40 | -15.61% | |
| 20 | ZIMMER BIOMET HOLDINGS INC ZBH | $611.7M | 1.82% | 3,820,971 | -46,103 | -1.19% | 1.64% | 2014-06-30 | $160 | ~$136 | +17.41% | |
| 21 | AMAZON COM INC AMZN | $560.2M | 1.67% | 181,067 | -19,404 | -9.68% | 1.80% | 2015-06-30 | $3,094 | ~$1,774 | +74.39% | |
| 22 | OREILLY AUTOMOTIVE INC ORLY | $541.1M | 1.61% | 1,066,676 | +1,066,676 | 2013-12-31 | $507 | ~$272 | +86.25% | |||
| 23 | MOODYS CORP MCO | $512.4M | 1.53% | 1,716,016 | +70,596 | +4.29% | 1.31% | 2013-06-30 | $299 | ~$158 | +88.66% | |
| 24 | AON PLC | $495.8M | 1.48% | 2,154,489 | -416,131 | -16.19% | 1.49% | 2020-06-30 | $230 | ~$193 | +19.40% | |
| 25 | NUANCE COMMUNICATIONS INC NUANEUR | $483.9M | 1.44% | 11,088,603 | -5,294,060 | -32.32% | 1.99% | 2020-06-30 | $44 | ~$26 | +66.08% | |
| 26 | OTIS WORLDWIDE CORP OTIS | $467.8M | 1.39% | 6,834,220 | +1,436,557 | +26.61% | 1.00% | 2020-09-30 | $68 | ~$64 | +6.13% | |
| 27 | COUPA SOFTWARE INC COUPEUR | $456.7M | 1.36% | 1,794,765 | +1,794,765 | 2019-06-30 | $254 | ~$143 | +77.88% | |||
| 28 | SERVICENOW INC NOW | $451.4M | 1.34% | 902,537 | +134,430 | +17.50% | 1.16% | 2019-09-30 | $500 | ~$316 | +58.16% | |
| 29 | AVANTOR INC AVTR | $448.6M | 1.34% | 15,507,888 | +2,149,159 | +16.09% | 1.03% | 2019-06-30 | $29 | ~$22 | +29.67% | |
| 30 | GUARDANT HEALTH INC GH | $445.5M | 1.33% | 2,918,223 | -616,619 | -17.44% | 1.25% | 2019-09-30 | $153 | ~$72 | +112.27% |