David McDonald - 24 Feb 2026 Form 3 Insider Report for Nuwellis, Inc. (NUWE)

Role
Director
Signature
/s/ Neil P. Ayotte, by Power of Attorney
Issuer symbol
NUWE
Transactions as of
24 Feb 2026
Net transactions value
$0
Form type
3
Filing time
02 Mar 2026, 16:08:18 UTC
Previous filing
21 May 2025
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/ Neil P. Ayotte, by Power of Attorney 02 Mar 2026 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
holding NUWE Nonstatutory Stock Option 24 Feb 2026 Common Stock 7 $1.32 Direct F1, F2
holding NUWE Nonstatutory Stock Option 24 Feb 2026 Common Stock 416 $1.36 Direct F3
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 The reporting person was a member of the Board of Directors (the "Board") of the Issuer from November 1, 2023 until January 21, 2026, and filed an initial Form 3 on November 1, 2023. He was reappointed to the Board on February 24, 2026.
F2 The option is fully vested.
F3 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.

Remarks:

Exhibit 24, Power of Attorney, is attached.