Volpone John

Volpone John is listed in filings as President at X4 Pharmaceuticals, Inc.. This profile follows SEC Form 4 activity through Oct 31, 2025, including 4 public disclosures. Recent filings connect the profile to X4 Pharmaceuticals, Inc. (XFOR). The current snapshot covers public activity from Aug 14, 2025 to Oct 31, 2025. Reported amounts are shown as $3.3M to $2.3M. The page organizes purchases, sales, issuer links, reported share activity, and filing evidence for review as public disclosure data.