Topper James N
Phathom Pharmaceuticals, Inc. · Director, 10% Owner
Topper James N is listed in filings as Director, 10% Owner at Phathom Pharmaceuticals, Inc.. This profile follows SEC Form 4 activity through May 21, 2026, including purchase activity. Recent filings connect the profile to Phathom Pharmaceuticals, Inc. (PHAT) and NewAmsterdam Pharma Company N.V. (NAMS). The current snapshot covers public activity from Mar 6, 2025 to May 21, 2026. Reported amounts are shown as $15.6K to $11.3K. The page organizes purchases, sales, issuer links, reported share activity, and filing evidence for review as public disclosure data.