Prothena Corporation (PRTA) reported first-quarter 2025 loss per share of $1.12, much wider than the Zacks Consensus Estimate of a loss of 92 cents.  In the year-ago quarter, the company posted a loss of$1.34 per share. (Find the latest EPS estimates and surprises on Zacks Earnings Calendar.)The bottom line improved year over year due to higher revenues and lower expenses.Revenues totaled $2.8 million, which missed the Zacks Consensus Estimate of$21 million. PRTA recorded revenues of $0.1 million in the f ...