New York attorney · Reg. #1964063

Kenneth William Tatz

Suspended (registry: Suspended, delinquent)

Current employer

Chicago Board Options Exchange · Chicago, IL · since at least September 2026

Admission

Admitted 1985, First Department · BOSTON UNIVERSITY

Flags

• Suspended

Employment history

• Chicago Board Options Exchange · Chicago, IL · current

Compiled from NYS Office of Court Administration registration records, published NY Appellate Division decisions, and SEC orders against attorneys; current as of October 2026. Not an official record; verify with the NY Courts Attorney Search.