Updated
Updated · CNBC · May 15
Microsoft Jumps 4% After Bill Ackman Reveals Stock Accumulation
Updated
Updated · CNBC · May 15

Microsoft Jumps 4% After Bill Ackman Reveals Stock Accumulation

4 articles · Updated · CNBC · May 15
  • Microsoft rose nearly 4% in midday trading after Bill Ackman said Pershing Square had been buying the stock since its post-earnings pullback.
  • Friday’s disclosure came ahead of Pershing Square’s quarterly 13F filing, with Ackman calling Microsoft’s valuation “highly compelling” but not revealing the size of the position.
  • The move stood out in a mixed tape: ServiceNow gained about 5% on an Experian AI partnership, while chip names weakened and Ford dropped roughly 7% after a recent AI-driven rally.
  • The reaction underscores how a high-profile hedge fund endorsement can lift mega-cap tech shares even as broader semiconductor and metals stocks came under pressure.
Why are AI software stocks soaring while the chipmakers that power them are suddenly slumping?
With buyouts targeting pizza and ice cream, what is driving this new appetite for consumer brand takeovers?