Skip to main content (STMP) - Get Inc. Report shares jumped in after-hours trading after the company announced a collaboration with UPS (UPS) - Get United Parcel Service, Inc. Class B Report which will give its customers access to discounted shipping rates.

Shares rose $15.47, or 20%, to $91.60 in after-hours trading.

Under the agreement, customers will gain access to discounts of up to 55% off daily rates, the companies said in a statement.

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