Perna Robert J

Perna Robert J is listed in filings as SVP at Knowles Corporation. This profile follows SEC Form 4 activity through Feb 26, 2026, including sale activity. Recent filings connect the profile to Knowles Corporation (KN). The current snapshot covers public activity from Nov 6, 2024 to Feb 26, 2026. Reported amounts are shown as $257.1K to $85.0K. The page organizes purchases, sales, issuer links, reported share activity, and filing evidence for review as public disclosure data.