Scott D. Barbour

Director; Director, President & Chief Executive Officer · 12 filings · Latest: Aug 31, 2026

ADVANCED DRAINAGE SYSTEMS, INC.

Allison Transmission Holdings Inc

Ticker	Owner	Relationship	Date	Transaction	Cost	#Shares	Value ($)	#Shares Total	SEC Filing
ALSN	Scott D. Barbour	Director	May 6, 2026	Option Exercise	$0.00	1,586	—	13,281	May 8 8:00 PM
WMS	DONALD SCOTT BARBOUR	—	Nov 12, 2025	Proposed Sale	$148.95	80,030	$11.9M	—	Nov 12 10:15 PM