Stock Movers
Stock Movers

Aug 14, 2026 · 6 min

SanDisk surges while Tapestry plunges on tariff fears and weak guidance

Sandisk Rises; Tapestry Ticks Higher; Phillips 66 Gains

Understanding the specific catalysts behind sudden stock movements helps investors navigate corporate restructuring, analyst upgrades, and macroeconomic headwinds like tariffs.

3 key takeaways
  1. 1SanDisk surged 35 percent following its investor day and a positive rating upgrade from JPMorgan Chase.
  2. 2Tapestry suffered its worst weekly drop since 2020 due to light financial guidance and rising tariff fears.
  3. 3Phillips 66 saw its stock rise amid reports revealing past merger discussions with Marathon Petroleum.

Don't miss

Avalon Purnell details how Tapestry suffered its sharpest weekly decline in four years due to a combination of weak outlooks and trade concerns.

The brief

Bloomberg News equities reporter Avalon Purnell joins the show to break down a volatile week for major market movers, highlighting how shifting investor expectations and corporate restructuring are driving dramatic stock swings.

SanDisk led the market winners with a massive 35 percent surge, fueled by positive momentum from its recent investor day and an upgraded rating from JPMorgan Chase, signaling strong confidence in the flash memory sector.

Meanwhile, luxury retail parent Tapestry suffered its worst weekly drop since 2020, as soft financial guidance and mounting fears over potential trade tariffs spooked investors and dragged down the fashion holding company.

In the energy sector, Phillips 66 experienced a notable rise following reports of past merger talks with Marathon Petroleum, illustrating how historical consolidation rumors can still spark immediate market reactions.

What was said on this episode

1 statement · 1 positive

  1. The Trump administration has encouraged companies to pursue larger mergers.

    “the Trump administration has emboldened a lot of companies to go big and to think big for mergers.”

    Listen at 4:13

Statements are attributed to the speaker as said on the episode and reflect their view at the time, not PodLume's. They are not advice.

Books & mentions

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SanDisk surges while Tapestry plunges on tariff fears and weak guidance | PodLume