ROBB THOMAS H.

PrivateCIK: 2105031
Location

FRANKLIN, TN

ROBB THOMAS H. enters KAISER ALUMINUM CORP with 14.50K shares — 100% direct ownership

Full direct ownership at entry is the strongest form of insider alignment with shareholders.

Direct
InsiderROBB THOMAS H.CIK 2105031
IssuerKAISER ALUMINUM CORPCIK 811596
Officer· EVP - Manufacturing
Since Feb 2026
14.50K
Baseline shares
100% direct
14.50K
Direct ownership
1 position
0.00
Derivative underlying
0 instruments
1
Security positions
All direct
Non-Derivative Holdings1

Common Stock, par value $0.01 per share

Direct
Shares owned14.50K
Total
14.50K direct14.50K
Derivative Holdings0
No derivative holdings reported
ROBB THOMAS H. — Initial Ownership Disclosure (Form 3) Filed Jan 14, 2026 | Finecho