Proto Labs, Inc. (NYSE:PRLB) shares are trading higher after it reported first-quarter FY24 revenue growth of 1.6% Y/Y to $127.89 million, beating the consensus of $124.68 million. Protolabs Network revenue increased 38.9% Y/Y to $23.9 million in the quarter.  Adjusted gross margin expanded to 45.6% from 43.4% for the quarter. Adjusted operating income increased to $12.1 million (from $9.0 million a year ago), and the margin was 9.5%, up from 7.2% a year ago. Adjusted EBITDA increased to $20.2 ...