The S&P 500 rose 1% in midday trading to 3,065.42.

The Dow Jones Industrial Average increased 0.7% to 25,714.54.

Nasdaq was up 1.1% to 9,512.60.

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Crude oil was 3.4% higher to $33.90 a barrel.

The price of gold ticked 0.3% up to $1,733 an ounce.

The yield on a 10-year bond increased 3.4% to 0.7%.

HEALTHCARE

Masimo Corp. (Nasdaq: MASI) rose 5.4% to $236.27 a share with a $12.7 billion market cap. The device maker yesterday said it signed a licensing deal with Royal Philips (NYSE: PHG) to add some Masimo products to Philips’ patient monitoring platforms.

RETAIL

Boot Barn Holdings Inc. (NYSE: BOOT) fell 3.5% to $24.33 a share with a $701 million market cap. The western wear retailer was Zack’s bear of the day Tuesday, but shares are up 20% this week.