David McDonald - 20 May 2025 Form 4 Insider Report for Nuwellis, Inc. (NUWE)

Role: Director
Signature: /s/ Jessica M. Herron, by Power of Attorney
Issuer symbol: NUWE
Transactions as of: 20 May 2025
Net transactions value: $0
Form type: 4
Filing time: 21 May 2025, 16:59:22 UTC
Previous filing: 04 Jan 2024
Next filing: 02 Mar 2026
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
McDonald David	Director	12988 VALLEY VIEW ROAD, EDEN PRAIRIE	/s/ Jessica M. Herron, by Power of Attorney	21 May 2025	0001455136

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	NUWE	Nonstatutory Stock Option (right to buy)	Award	$0	+17,496		$0.000000	17,496	20 May 2025	Common Stock	17,496	$0.9558	Direct	F1

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

Explanation of Responses:

Id	Content
F1	Vests in 12 approximately equal consecutive monthly increments, commencing on the one-month anniversary of the date of grant, so that all of the options will be vested on the one-year anniversary of the date of grant.