SUMME GREGORY L

PrivateCIK: 1143422
Location

WALTHAM, MA

SUMME GREGORY L received a stock award from AVANTOR, INC.

Compensation award — not an open‑market transaction. Less informative as a directional signal.

A · 1 award
InsiderSUMME GREGORY LCIK 1143422
IssuerAVANTOR, INC.CIK 1722482
Director
Since May 2020
+25.27K
Net shares
Net buyer
$0.00
Total acquired
0
Open market trades
0B · 0S
1
Total transactions
25.27K acquired
Non-Derivative Transactions1

Common Stock

Direct
A · Award

Shares

+25.27K

Price / share

Trade value

% of position

43.5%
5/7/2026
58.11K83.38K
Total

Net shares

+25.27K

Net value

$0.00

Derivative Transactions0
No derivative transactions reported
Non-Derivative Holdings (Post-Transaction)1

Common Stock

Indirect
Shares owned400K
Total
400K indirect400K
Derivative Holdings (Post-Transaction)0
No derivative holdings reported
SUMME GREGORY L — Insider Transaction (Form 4) Filed May 11, 2026 | Finecho