Draft Signings: Diaz, Blach, Cubs, Red Sox

Here are the latest mid-to-late round draft signings…

• The Mariners have signed third rounder Edwin Diaz for $300K reports ESPN’s Kiley McDaniel (via Keith Law on Twitter). The right-hander was slotted for a $186K bonus.

• The Giants have signed fifth rounder Ty Blach for a straight slot $225K, reports Jim Callis of Baseball America (on Twitter).

• MLB.com’s Carrie Muskat reports that the Cubs have signed fifth rounder Anthony Prieto ($200K), 10th rounder Chad Martin ($10K), 13th rounder Bijan Rademacher, 16th rounder Michael Hamann ($100K), and 22nd rounder Eduardo Orozco ($1K). Chicago has signed 21 picks so far.

• The Red Sox have signed sixth rounder Justin Haley and 19th rounder Iseha Conklin according to WEEI.com’s Alex Speier (on Twitter). Haley’s slot number was approximately $164K.