13F Notebook
← Dashboard
Fund detail

Viking Global Investors (Halvorsen)

hedge-fund, active

Quarters 53
2026-06-30 $35.08B
Positions 90
Showing 30 of 35 rows (filtered from 112)

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. PUT/CALL rows are option exposure and are marked separately.

# Issuer Value ↓ Weight Shares Share Δ Share Δ % Prev Weight First Held Price Est. Cost Unrealized % Status
1 FERRARI N V $816.9M 2.33% 2,204,309 +2,204,309 2018-09-30 $371 ~$419 -11.65%
2 MSCI INC MSCI $650.0M 1.85% 1,160,687 +1,160,687 2026-06-30 $560 ~$560 +0.00%
3 UNION PAC CORP UNP $556.9M 1.59% 2,047,332 +2,047,332 2016-12-31 $272 ~$189 +43.99%
4 DIGITAL RLTY TR INC DLR $414.9M 1.18% 2,310,475 +2,310,475 2025-12-31 $180 ~$159 +12.92%
5 CARNIVAL CORP LTD $408.5M 1.16% 14,299,953 +14,299,953 2026-06-30 $29 ~$29 +0.00%
6 CVS HEALTH CORP CVS $379.0M 1.08% 3,663,361 +3,663,361 2018-03-31 $103 ~$77 +33.52%
7 FEDEX FGHT HLDG CO INC $357.4M 1.02% 2,366,634 +2,366,634 2026-06-30 $151 ~$151 +0.00%
8 MORGAN STANLEY MS $339.2M 0.97% 1,622,593 +1,622,593 2026-06-30 $209 ~$209 +0.00%
9 QUALCOMM INC QCOM $279.8M 0.80% 1,514,185 +1,514,185 2013-06-30 $185 ~$146 +26.85%
10 APTIV PLC $279.5M 0.80% 4,552,887 +4,552,887 2024-12-31 $61 ~$61 +0.91%
11 AVALONBAY CMNTYS INC AVB $252.8M 0.72% 1,339,782 +1,339,782 2020-09-30 $189 ~$152 +24.31%
12 SNOWFLAKE INC SNOW $244.4M 0.70% 960,138 +960,138 2020-09-30 $254 ~$228 +11.53%
13 EQUITABLE HLDGS INC EQH $236.9M 0.68% 5,398,896 +5,398,896 2020-12-31 $44 ~$47 -6.47%
14 TAKE-TWO INTERACTIVE SOFTWAR TTWO $235.1M 0.67% 940,605 +940,605 2021-12-31 $250 ~$140 +78.53%
15 SPACE EXPLORATION TECHN CORP $205.0M 0.58% 1,200,000 +1,200,000 2026-06-30 $171 ~$171 +0.00%
16 BCE INC BCE $180.6M 0.51% 8,383,278 +8,383,278 2026-06-30 $22 ~$22 +0.00%
17 US FOODS HLDG CORP USFD $177.3M 0.51% 1,734,346 +1,734,346 2026-06-30 $102 ~$102 +0.00%
18 UBS GROUP AG $120.8M 0.34% 2,435,805 +2,435,805 2024-06-30 $50 ~$36 +38.56%
19 BRIGHTSPRING HEALTH SVCS INC BTSG $112.9M 0.32% 1,618,237 +1,618,237 2026-06-30 $70 ~$70 +0.00%
20 NATERA INC NTRA $106.1M 0.30% 390,694 +390,694 2026-06-30 $271 ~$271 +0.00%
21 DEUTSCHE BK AG $85.0M 0.24% 2,510,554 +2,510,554 2025-03-31 $34 ~$24 +43.47%
22 COREBRIDGE FINL INC CRBG $76.7M 0.22% 2,679,371 +2,679,371 2026-06-30 $29 ~$29 +0.00%
23 SOLAREDGE TECHNOLOGIES INC SEDG $63.6M 0.18% 1,088,469 +1,088,469 2026-06-30 $58 ~$58 +0.00%
24 BRUKER CORP BRKR $53.8M 0.15% 893,491 +893,491 2026-06-30 $60 ~$60 +0.00%
25 CME GROUP INC CME $33.8M 0.10% 152,980 +152,980 2014-03-31 $221 ~$168 +31.72%
26 TRADEWEB MKTS INC TW $31.3M 0.09% 314,222 +314,222 2025-12-31 $100 ~$108 -7.33%
27 INFLEQTION INC $27.1M 0.08% 2,032,649 +2,032,649 2026-06-30 $13 ~$13 +0.00%
28 ARTIVA BIOTHERAPEUTICS INC ARTV $25.3M 0.07% 2,604,166 +2,604,166 2026-06-30 $10 ~$10 +0.00%
29 QUANTINUUM INC $25.0M 0.07% 306,123 +306,123 2026-06-30 $82 ~$82 +0.00%
30 FERVO ENERGY CO $21.9M 0.06% 750,000 +750,000 2026-06-30 $29 ~$29 +0.00%