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Fund detail

Viking Global Investors (Halvorsen)

hedge-fund, active

Quarters 52
2025-12-31 $37.68B
Positions 76
Showing 29 of 29 rows (filtered from 99)

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 PNC FINL SVCS GROUP INC PNC $1.52B 4.04% 7,287,068 -669,698 -8.42% 4.15% 2025-06-30 $209 ~$192 +8.99%
2 SCHWAB CHARLES CORP SCHW $1.39B 3.68% 13,872,905 -2,710,196 -16.34% 4.11% 2016-12-31 $100 ~$68 +47.05%
3 BRIDGEBIO PHARMA INC BBIO $1.10B 2.92% 14,393,934 -1,583,915 -9.91% 2.16% 2019-06-30 $76 ~$27 +183.61%
4 FORTIVE CORP FTV $1.06B 2.82% 19,228,265 -1,255,415 -6.13% 2.61% 2019-09-30 $55 ~$53 +4.51%
5 ADVANCED MICRO DEVICES INC AMD $801.4M 2.13% 3,742,191 -439,078 -10.50% 1.76% 2020-09-30 $214 ~$127 +69.29%
6 CAPITAL ONE FINL CORP COF $715.5M 1.90% 2,952,317 -4,436,189 -60.04% 4.08% 2013-06-30 $242 ~$151 +60.86%
7 JOHNSON CTLS INTL PLC $708.8M 1.88% 5,918,707 -878,235 -12.92% 1.94% 2016-09-30 $120 ~$96 +24.16%
8 JPMORGAN CHASE & CO. JPM $614.1M 1.63% 1,905,982 -3,153,078 -62.33% 4.14% 2017-03-31 $322 ~$246 +31.24%
9 GENERAL MTRS CO GM $553.5M 1.47% 6,806,095 -6,221,044 -47.75% 2.06% 2024-12-31 $81 ~$50 +63.09%
10 CELESTICA INC CLS $502.3M 1.33% 1,699,236 -23,544 -1.37% 1.10% 2025-09-30 $296 ~$246 +19.98%
11 CSX CORP CSX $500.9M 1.33% 13,817,539 -2,130,180 -13.36% 1.47% 2020-03-31 $36 ~$32 +13.48%
12 HCA HEALTHCARE INC HCA $466.5M 1.24% 999,180 -381,403 -27.63% 1.53% 2013-09-30 $467 ~$278 +67.82%
13 CARVANA CO CVNA $448.0M 1.19% 1,061,533 -1,039,708 -49.48% 2.06% 2019-09-30 $422 ~$271 +55.54%
14 API GROUP CORP APG $441.4M 1.17% 11,537,518 -768,759 -6.25% 1.10% 2020-06-30 $38 ~$8 +363.03%
15 UBS GROUP AG $426.0M 1.13% 9,128,817 -3,967,743 -30.30% 1.39% 2024-06-30 $47 ~$36 +30.40%
16 BIOMARIN PHARMACEUTICAL INC BMRN $358.8M 0.95% 6,036,936 -2,285,243 -27.46% 1.17% 2016-03-31 $59 ~$81 -26.90%
17 SAIA INC SAIA $355.4M 0.94% 1,088,582 -295,306 -21.34% 1.08% 2025-06-30 $327 ~$279 +17.00%
18 AON PLC $276.5M 0.73% 783,650 -630,968 -44.60% 1.31% 2020-06-30 $353 ~$298 +18.38%
19 BANK AMERICA CORP BAC $247.2M 0.66% 4,494,629 -7,005,661 -60.92% 1.54% 2013-09-30 $55 ~$39 +41.37%
20 BOSTON SCIENTIFIC CORP BSX $239.3M 0.64% 2,509,808 -131,874 -4.99% 0.67% 2015-09-30 $95 ~$79 +20.95%
21 AMER SPORTS INC $179.8M 0.48% 4,814,290 -1,529,191 -24.11% 0.57% 2025-03-31 $37 ~$32 +16.47%
22 RALLIANT CORP RAL $161.0M 0.43% 3,162,630 -1,919,842 -37.77% 0.58% 2025-06-30 $51 ~$48 +4.99%
23 NEWAMSTERDAM PHARMA COMPANY $147.5M 0.39% 4,203,567 -2,271,967 -35.09% 0.48% 2022-12-31 $35 ~$11 +211.65%
24 ROIVANT SCIENCES LTD $139.8M 0.37% 6,443,191 -17,151,640 -72.69% 0.93% 2021-12-31 $22 ~$10 +115.28%
25 INHIBRX BIOSCIENCES INC INBX $113.6M 0.30% 1,437,705 -350,000 -19.58% 0.16% 2024-06-30 $79 ~$14 +457.52%
26 COSTAR GROUP INC CSGP $97.0M 0.26% 1,442,582 -407,147 -22.01% 0.41% 2020-09-30 $67 ~$79 -14.94%
27 MASIMO CORP MASI $66.9M 0.18% 514,340 -559,093 -52.08% 0.41% 2025-06-30 $130 ~$165 -21.31%
28 ORIC PHARMACEUTICALS INC ORIC $53.8M 0.14% 6,572,691 -9 -0.00% 0.20% 2024-03-31 $8 ~$11 -26.92%
29 TREVI THERAPEUTICS INC TRVI $40.0M 0.11% 3,198,644 -1,930,231 -37.63% 0.12% 2022-09-30 $13 ~$6 +124.61%