Form 4 Tracker
Gregory L Summe

Director · 4 filings · Latest: May 7, 2026

Avantor, Inc.
GRAIL, Inc.
TickerOwnerRelationshipDateTransactionCost#SharesValue ($)#Shares TotalSEC Filing
AVTR
Gregory L SummeDirectorFeb 12, 2026
Purchase
$9.40100,000$940.0K400,000
STT
SUMME GREGORY LJun 23, 2025
Proposed Sale
$97.231$97
STT
SUMME GREGORY LJun 6, 2025
Proposed Sale
$98.1163,980$6.3M
STT
SUMME GREGORY LMay 28, 2025
Proposed Sale
$98.0237,000$3.6M
STT
SUMME GREGORY LFeb 18, 2025
Proposed Sale
$100.0013,815$1.4M