Form 4 Tracker
Jennifer Ott Kozak

Senior Vice President & CHRO; SVP, CHRO · 7 filings · Latest: Sep 9, 2026

ARMSTRONG WORLD INDUSTRIES INC
ENVIRI Corp
TickerOwnerRelationshipDateTransactionCost#SharesValue ($)#Shares TotalSEC Filing
NVRI
Jennifer Ott KozakSenior Vice President & CHROMay 20, 2026
Option Exercise
$0.0027,554—113,672
NVRI
Jennifer Ott KozakSenior Vice President & CHROMar 11, 2026
Option Exercise
$0.007,222—89,435
NVRI
Jennifer Ott KozakSenior Vice President & CHROMar 7, 2026
Option Exercise
$0.007,644—85,724
NVRI
Jennifer Ott KozakSenior Vice President & CHROMar 4, 2026
Option Exercise
$0.0010,165—82,748
NVRI
Jennifer Ott KozakSenior Vice President & CHROFeb 26, 2026
Option Exercise
$0.0045,862—93,970
NVRI
Jennifer Kozak—Dec 8, 2025
Proposed Sale
$18.179,692$176.1K—