Viking Global Investors' Q4 2025 Portfolio Activity: Focus on Tech and Financial Services
Ole Andreas Halvorsen's Viking Global Investors portfolio saw significant changes in Q4 2025, with notable increases in Microsoft, TSM, and Visa, alongside reductions in PNC Financial Services and Schwab.

For the period ending December 31, 2025, Viking Global Investors, managed by Ole Andreas Halvorsen, showed active trading in its top holdings. The total portfolio value stood at approximately $37.1 billion, with the bulk of changes observed in large-cap stocks across Technology and Financial Services sectors.
Among the most significant activities, Viking Global Investors increased its stake in Microsoft Corp (MSFT) by 32.45%, adding over 0.78 million shares. Similarly, Taiwan Semiconductor Manufacturing Co. Ltd. (TSM) saw a substantial 24.61% increase in holdings, translating to nearly 0.97 million additional shares. Visa Inc. (V) also experienced a major boost, with a 37.53% increase in shares, adding over 1 million shares to the portfolio.
In contrast, the investor reduced positions in several Financial Services companies. PNC Financial Services Group Inc. (PNC) saw an 8.42% decrease in its stake, with nearly 0.67 million shares sold. Charles Schwab Corp (SCHW) experienced a significant 16.34% reduction, involving the sale of over 2.71 million shares. The investor also decreased its position in FORTIVE CORP (FTV) by 6.13%, resulting in the sale of approximately 1.26 million shares.
Elsewhere, the investor maintained or modestly adjusted positions. Holdings in DISNEY WALT CO (DIS) increased by 7.12%, while purchases were noted in AIR PRODS & CHEMS INC (APD) (+30.42%) and MCDONALDS CORP (MCD) (+7.24%). Conversely, there was a notable reduction in BRIDGEBIO PHARMA INC (BBIO) by 9.91%.
No information is available to determine if any positions were newly initiated or fully exited during this quarter.