Fund detail
Viking Global Investors (Halvorsen)
hedge-fund, active
Quarters
52
2020-12-31
$36.37B
Positions
96
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 | ALLSTATE CORP | $0 | 0 | -822,509 | -100.00% | 0.28% | ||||||
| 2 | ANALOG DEVICES INC | $0 | 0 | -2,928,432 | -100.00% | 1.24% | ||||||
| 3 | ANTHEM INC | $0 | 0 | -522,405 | -100.00% | 0.51% | ||||||
| 4 | ATLASSIAN CORP PLC | $0 | 0 | -946,257 | -100.00% | 0.62% | ||||||
| 5 | ATYR PHARMA INC | $0 | 0 | -587,444 | -100.00% | 0.01% | ||||||
| 6 | BILL COM HLDGS INC | $0 | 0 | -2,027,963 | -100.00% | 0.73% | ||||||
| 7 | CERIDIAN HCM HLDG INC | $0 | 0 | -2,036,991 | -100.00% | 0.61% | ||||||
| 8 | CME GROUP INC | $0 | 0 | -2,316,366 | -100.00% | 1.40% | ||||||
| 9 | COMCAST CORP NEW | $0 | 0 | -10,045,065 | -100.00% | 1.68% | ||||||
| 10 | EXACT SCIENCES CORP | $0 | 0 | -2,996,604 | -100.00% | 1.10% | ||||||
| 11 | LI AUTO INC | $0 | 0 | -1,530,611 | -100.00% | 0.10% | ||||||
| 12 | LIBERTY MEDIA CORP DEL | $0 | 0 | -1,427,000 | -100.00% | 0.19% | ||||||
| 13 | NIKOLA CORP | $0 | 0 | -1,804,176 | -100.00% | 0.13% | ||||||
| 14 | RAYTHEON TECHNOLOGIES CORP | $0 | 0 | -6,147,033 | -100.00% | 1.28% | ||||||
| 15 | VBI VACCINES INC | $0 | 0 | -8,798,971 | -100.00% | 0.09% | ||||||
| 16 | BRISTOL-MYERS SQUIBB CO BMY-R | $6.1M | 0.02% | 8,825,899 | -9,575,370 | -52.04% | 0.15% | 2019-12-31 | $1 | ~$3 | -77.07% | |
| 17 | JFROG LTD | $10.6M | 0.03% | 169,441 | +0 | +0.00% | 0.05% | 2020-09-30 | $63 | ~$85 | -25.78% | |
| 18 | SEER INC SEER | $15.2M | 0.04% | 270,232 | +270,232 | 2020-12-31 | $56 | ~$56 | +0.00% | |||
| 19 | GENMAB A/S GMAB | $15.4M | 0.04% | 377,562 | -842 | -0.22% | 0.05% | 2019-09-30 | $41 | ~$21 | +96.28% | |
| 20 | AGORA INC API | $15.8M | 0.04% | 400,000 | +0 | +0.00% | 0.06% | 2020-06-30 | $40 | ~$44 | -10.44% | |
| 21 | ACADIA HEALTHCARE COMPANY IN ACHC | $17.2M | 0.05% | 341,799 | +341,799 | 2017-03-31 | $50 | ~$44 | +15.28% | |||
| 22 | CHINDATA GROUP HLDGS LTD | $17.7M | 0.05% | 739,798 | -739,793 | -50.00% | 0.09% | 2020-09-30 | $24 | ~$16 | +47.63% | |
| 23 | JAMF HLDG CORP JAMF | $18.1M | 0.05% | 605,828 | +0 | +0.00% | 0.08% | 2020-09-30 | $30 | ~$38 | -20.45% | |
| 24 | LABORATORY CORP AMER HLDGS | $19.2M | 0.05% | 94,500 | -335,280 | -78.01% | 0.29% | 2015-09-30 | $204 | ~$108 | +87.65% | |
| 25 | VIELA BIO INC VIE | $25.3M | 0.07% | 703,424 | -139,576 | -16.56% | 0.09% | 2019-12-31 | $36 | ~$27 | +32.49% | |
| 26 | BLUEPRINT MEDICINES CORP 2655787D | $30.6M | 0.08% | 272,681 | -1,158,086 | -80.94% | 0.48% | 2018-09-30 | $112 | ~$73 | +53.42% | |
| 27 | ARENA PHARMACEUTICALS INC ARNAEUR | $32.8M | 0.09% | 427,256 | +427,256 | 2020-12-31 | $77 | ~$77 | +0.00% | |||
| 28 | KARUNA THERAPEUTICS INC | $34.4M | 0.09% | 338,200 | -325,690 | -49.06% | 0.19% | 2020-09-30 | $102 | ~$77 | +31.39% | |
| 29 | GOHEALTH INC | $35.5M | 0.10% | 2,600,905 | -2,086,114 | -44.51% | 0.22% | 2020-09-30 | $14 | ~$13 | +4.87% | |
| 30 | THERMO FISHER SCIENTIFIC INC TMO | $36.2M | 0.10% | 77,817 | -1,299,406 | -94.35% | 2.20% | 2013-06-30 | $466 | ~$252 | +84.77% |