Karen Rapp - Insider Trading & Ownership

Location: C/O Plexus Corp., One Plexus Way, Neenah, WI
Summary: The estimated net worth of Karen Rapp is at least $9.32M dollars as of December 2, 2025. Karen Rapp is the Chief Financial Officer, EVP of NATIONAL INSTRUMENTS CORP and owns shares of NATIONAL INSTRUMENTS CORP stock worth about $6.99M. Karen Rapp is the Director of PLEXUS CORP and owns shares of PLEXUS CORP (PLXS) stock worth about $1.24M. Karen Rapp is the Director of MICROCHIP TECHNOLOGY INC and owns shares of MICROCHIP TECHNOLOGY INC (MCHP) stock worth about $934K. Karen Rapp is the Director of COHU INC and owns shares of COHU INC (COHU) stock worth about $157K.
Signature: /s/ Karen Rapp, by Kate A. Gitter, Attorney-in-Fact
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Ownership of Karen Rapp

Symbol	Company	Relationship	Holdings Value	Past Year Net Change	Change %	Report Period
NATI	NATIONAL INSTRUMENTS CORP	Chief Financial Officer, EVP	$6.99M			May 2, 2022
PLXS	PLEXUS CORP	Director	$1.24M	-$272K	-18%	Nov 28, 2025
MCHP, MCHPP	MICROCHIP TECHNOLOGY INC	Director	$934K			Aug 18, 2025
COHU	COHU INC	Director	$157K			May 16, 2025

Sym	Company	Class	Transaction	%	Value $	* Price $	Shares	Shares After	Date	Ownership

* An asterisk sign (*) next to the price indicates that the price is likely invalid.