Form 4 Tracker
Ryan K Stafford

Executive VP, CLO & Corp Sec; SVP Human Resources · 4 filings · Latest: Jun 4, 2026

LITTELFUSE INC /DE
UFP TECHNOLOGIES INC
TickerOwnerRelationshipDateTransactionCost#SharesValue ($)#Shares TotalSEC Filing
LFUS
RYAN STAFFORD—May 13, 2026
Proposed Sale
$470.4939,084$18.4M—
LFUS
Ryan K StaffordExecutive VP, CLO & Corp SecFeb 2, 2026
Sale
$325.2516,839$5.5M28,591
LFUS
Ryan K StaffordExecutive VP, CLO & Corp SecFeb 2, 2026
Option Exercise
$132.0816,839$2.2M45,430
LFUS
Ryan Stafford—Feb 2, 2026
Proposed Sale
$325.2516,839$5.5M—
LFUS
Ryan Stafford—Dec 11, 2025
Proposed Sale
$268.322,162$580.1K—
LFUS
Stafford Ryan K—Aug 25, 2025
Proposed Sale
$261.3410,206$2.7M—