Dong Chune Christopher Chung - Dec 9, 2021 Form 4 Insider Report for NATUS MEDICAL INC (NTUS)

Role: Chief Medical Officer
Signature: /s/ DOUGLAS BALOG by POWER OF ATTORNEY
Stock symbol: NTUS
Transactions as of: Dec 9, 2021
Transactions value $: -$272,044
Form type: 4
Date filed: 12/13/2021, 04:03 PM
Previous filing: Jun 1, 2021
Next filing: Jan 4, 2022

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	NTUS	Common Stock, $0.001 par value per share	Options Exercise	$244K	+11.8K	+29.52%	$20.68	51.7K	Dec 9, 2021	Direct
transaction	NTUS	Common Stock, $0.001 par value per share	Sale	-$272K	-11.8K	-22.79%	$23.08	39.9K	Dec 9, 2021	Direct	F1

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
transaction	NTUS	Nonqualified Stock Option	Options Exercise	-$244K	-11.8K	-25%	$20.68	35.4K	Dec 9, 2021	Common Stock	11.8K	$20.68	Direct

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

Explanation of Responses:

Id	Content
F1	This transaction was executed in multiple trades at prices ranging from $22.95 to $23.42. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer, or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.