Dashboard Search Fear & Greed

Watchlist Budget Context

News Market Events Economy SEC Filings Finecho Content

Dashboard Search Fear & Greed

Watchlist Budget Context

News Market Events Economy SEC Filings Finecho Content

WILKERSON SONJA MICHELLE

PrivateCIK: 1245155

Name & Role	Position	Tenure	Holdings
KOPPERS HOLDINGS INC.	—	Since Sep 2018	—

KOPPERS HOLDINGS INC.

Position—

TenureSince Sep 2018

Holdings—

Market intelligence for investors who want signal, not noise.

· 8,400+ stocks tracked

Product

Dashboard
Filings
Events
Watchlist

Legal

Privacy Policy
Terms of Service
Cookie Policy

Company

Partners

© 2026 FinEcho Pro. All rights reserved.Market data delayed 15 min · Not financial advice