Workday Inc, Ralph Lauren Corp, Medtronic are the ones to read about today.

Leading equity indices in the US rose as Nasdaq closed the day at 12,976, having gained 2.19%. S&P 500 ended the session at 4,205.45 after a 1.3% gain.

Aurora Cannabis Inc. & Nano Dimension Ltd. have released their earnings reports with Coupa Software Incorporated and Science Applications International Corporation are set to publish their respective reports as scheduled.

What is an earnings report?

An earnings report is an official statement of a company's profitability over a certain period of time. These reports are typically announced once a quarter, and their timing is considered when making predictions about the market due to the large impact they have on it.

Markets were up and stocks have released their quarterly earnings reports. Have a look.

Workday: mixed results

Workday Inc reported earnings results Thursday, with EPS at -0.17 and revenues at $1.68 billion; these results are mixed when compared to a consensus of 1.12 Earnings Per Share and $1.67 billion revenue. Since the release of its earnings report, Workday Inc gained 10.13%.

After ending Thursday's session at $196.41, Workday went up to $218.88 Friday only to fall back and close at $216.07. Daily trading volume (6.62 million shares) was higher than the current multiday average of 2.16 million.

Ralph Lauren | Extends $4.54 since strong earnings report Thursday

Ralph Lauren was down, even though its quarterly earnings released on Thursday beat the analysts’ estimates. The reported earnings of 0.9 per share on revenue of $1.54 billion, topping estimates of 0.61 per share on revenue of $1.47 billion.

An influx of sellers pushed the renowned fashion company to end the session lower around $112.76, while establishing a $111.93 to $114.55 session range Friday. Daily trading volume (1.31 million shares) was higher than the current multiday average of 968,759.

Medtronic: mixed results

The company reported earnings results Thursday; with EPS at 1.52 and revenues at $8.54 billion, these results are mixed compared to a consensus of 1.56 Earnings Per Share and $8.25 billion revenue. Since the release of its earnings report, Medtronic lost 6.89%.

Early in Friday's session, Medtronic dropped to $81 from $83.54 at the end of Thursday, before closing at $81.46. During the session, it lost 2.49%. Daily trading volume (8.42 million shares) increased, making up 151% of the 21-day average (5.59 million).

Marvell Technology Group | Retains upward momentum since earnings report Thursday

Marvell Technology Group released its quarterly earnings report Thursday, beating analysts estimates. The company reported earnings of 0.37 per share on revenue of $1.32 billion, topping estimates of 0.29 per share on revenue of $1.30 billion. Since the release of its earnings report, Marvell Technology Group gained 42.47%.

The integrated circuits developer topped out at $65.75 having ended Friday at $65.51. However, despite early momentum, the stock gave up its gains to now trade at $65.51. Daily trading volume (92 million shares) was above the current multiday average of 16.74 million.

Ralph Lauren | Extends $4.54 since strong earnings report Thursday