The Pirates announced the signing of their 14th round draft pick RHP Michael Colla from the University of Arizona. Colla has joined the Spikes and will be activated at a later date.

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1. Round 14: Michael Colla
2. June 11th: Six more Pirate draftees sign
3. June 17th: Pirates sign two shortstops plus pitcher
4. June 15th – Pirates announce five new signings
5. New Spikes