Nicacio Leonardo Viana

Nicacio Leonardo Viana is listed in filings as Chief Medical Officer at Protara Therapeutics, Inc.. This profile follows SEC Form 4 activity through Jan 21, 2026, including 4 public disclosures. Recent filings connect the profile to Protara Therapeutics, Inc. (TARA). The current snapshot covers public activity from Apr 17, 2025 to Jan 21, 2026. Reported amounts are shown as $625.5K to $791.6K. The page organizes purchases, sales, issuer links, reported share activity, and filing evidence for review as public disclosure data.