Ole Andreas Halvorsen's Portfolio Shows Significant Quarterly Shifts in Tech and Financial Stocks
Viking Global Investors' portfolio saw major increases in Microsoft, TSM, and Visa, while positions in PNC, Schwab, and others decreased significantly during the quarter.

Ole Andreas Halvorsen's portfolio at Viking Global Investors, as of 2025-12-31, showed notable quarterly changes across key holdings. The portfolio, valued at approximately $37.1 billion, featured significant shifts in several major stocks.
Among the top holdings, Microsoft (MSFT) saw a substantial increase, with share count rising by 32.45% to 3,217,642 shares, valued at $1.56 billion. This position shows strong confidence in the tech giant. You can learn more about Halvorsen's stake in Microsoft here: https://www.insiderset.com/investors/stocks/MSFT.
Taiwan Semiconductor (TSM) also experienced a significant boost, with shares increasing by 24.61% to 4,914,896 shares, now worth $1.49 billion. The investor's confidence in the semiconductor manufacturer is evident. Details on Halvorsen's TSM position are available here: https://www.insiderset.com/investors/stocks/TSM.
Visa (V) was another major winner, with holdings growing by 37.53% to 3,984,205 shares, valued at $1.40 billion. The payment processing leader saw significant investor backing. More information on Halvorsen's Visa stake can be found here: https://www.insiderset.com/investors/stocks/V.
Conversely, PNC Financial Services Group (PNC) saw a notable reduction, with shares decreasing by 8.42% to 7,287,068 shares, valued at $1.52 billion. The financial services company experienced a slight dilution in the investor's position. Details on Halvorsen's PNC position are available here: https://www.insiderset.com/investors/stocks/PNC.
Schwab Charley Corp (SCHW) also decreased significantly, with a 16.34% reduction in shares to 13,872,905 shares, valued at $1.39 billion. The investment services firm saw a notable decrease in the investor's stake. More information on Halvorsen's SCHW position can be found here: https://www.insiderset.com/investors/stocks/SCHW.
Other significant movers included Disney (DIS) with a 7.12% increase, Air Products and Chemicals (APD) with a 30.42% increase, McDonald's (MCD) with a 7.24% increase, and Fortive (FTV) with a 6.13% decrease. All these changes reflect the dynamic nature of Halvorsen's top holdings during the quarter.
For a complete view of Ole Andreas Halvorsen's investment profile and more detailed analysis, visit his profile on Insiderset: https://www.insiderset.com/investor/ole-andreas-halvorsen-viking-global-investors.