13F Notebook
← Dashboard
Fund detail

Viking Global Investors (Halvorsen)

hedge-fund, active

Quarters 52
2026-03-31 $35.75B
Positions 77
Showing 22 of 22 rows (filtered from 96)

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 ORIC PHARMACEUTICALS INC ORIC $73.8M 0.21% 5,824,533 -748,158 -11.38% 0.14% 2024-03-31 $13 ~$11 +13.20%
2 RALLIANT CORP RAL $88.8M 0.25% 2,134,899 -1,027,731 -32.50% 0.43% 2025-06-30 $42 ~$48 -14.23%
3 STELLANTIS N.V $111.9M 0.31% 15,980,268 -23,082,283 -59.09% 1.15% 2025-12-31 $7 ~$11 -37.01%
4 GALLAGHER ARTHUR J & CO AJG $157.5M 0.44% 727,441 -313,536 -30.12% 0.71% 2018-03-31 $217 ~$168 +28.83%
5 API GROUP CORP APG $236.5M 0.66% 5,837,000 -5,700,518 -49.41% 1.17% 2020-06-30 $41 ~$8 +390.38%
6 AMAZON COM INC AMZN $249.0M 0.70% 1,195,428 -1,931,388 -61.77% 1.92% 2015-06-30 $208 ~$170 +22.54%
7 DICKS SPORTING GOODS INC DKS $250.7M 0.70% 1,264,170 -1,308,799 -50.87% 1.35% 2025-12-31 $198 ~$198 +0.16%
8 CAPITAL ONE FINL CORP COF $294.1M 0.82% 1,612,374 -1,339,943 -45.39% 1.90% 2013-06-30 $182 ~$151 +21.09%
9 CARNIVAL CORP CCL1EUR $355.1M 0.99% 13,721,348 -340,479 -2.42% 1.14% 2024-09-30 $26 ~$20 +32.38%
10 CAMDEN PPTY TR CPT $460.5M 1.29% 4,715,394 -49,101 -1.03% 1.39% 2024-03-31 $98 ~$106 -8.15%
11 CELESTICA INC CLS $466.2M 1.30% 1,654,989 -44,247 -2.60% 1.33% 2025-09-30 $282 ~$246 +14.33%
12 JOHNSON CONTROLS INTERNATION $578.8M 1.62% 4,419,923 -1,498,784 -25.32% 1.88% 2016-09-30 $131 ~$96 +35.77%
13 REGAL REXNORD CORPORATION RRX $588.5M 1.65% 3,142,851 -81,089 -2.52% 1.20% 2022-12-31 $187 ~$136 +37.30%
14 T-MOBILE US INC TMUS $623.2M 1.74% 2,967,374 -786,844 -20.96% 2.02% 2015-03-31 $210 ~$227 -7.55%
15 PNC FINL SVCS GROUP INC PNC $629.9M 1.76% 3,027,092 -4,259,976 -58.46% 4.04% 2025-06-30 $208 ~$192 +8.66%
16 BOEING CO BA $636.1M 1.78% 3,196,041 -757,046 -19.15% 2.28% 2013-06-30 $199 ~$186 +7.22%
17 ALPHABET INC GOOGL $689.0M 1.93% 2,395,865 -270,407 -10.14% 2.21% 2015-12-31 $288 ~$155 +85.81%
18 MICROSOFT CORP MSFT $854.9M 2.39% 2,309,446 -908,196 -28.23% 4.13% 2016-06-30 $370 ~$438 -15.54%
19 BRIDGEBIO PHARMA INC BBIO $879.4M 2.46% 11,842,434 -2,551,500 -17.73% 2.92% 2019-06-30 $74 ~$27 +175.34%
20 SHERWIN WILLIAMS CO SHW $997.8M 2.79% 3,112,767 -59,541 -1.88% 2.73% 2013-09-30 $321 ~$332 -3.57%
21 AIR PRODUCTS AND CHEMICALS I APD $1.19B 3.33% 4,104,095 -678,439 -14.19% 3.14% 2014-09-30 $290 ~$257 +13.08%
22 TAIWAN SEMICONDUCTOR MANUFAC TSM $1.51B 4.22% 4,465,127 -449,769 -9.15% 3.96% 2020-09-30 $338 ~$136 +148.76%