Matthew C. Winger - 06 Jun 2025 Form 4 Insider Report for NOCOPI TECHNOLOGIES INC/MD/ (NNUP)

Role: Chief Executive Officer, Director
Signature: /s/ Matthew Winger
Issuer symbol: NNUP
Transactions as of: 06 Jun 2025
Net transactions value: +$111,558
Form type: 4
Filing time: 10 Jun 2025, 21:10:50 UTC
Previous filing: 27 Dec 2024
Next filing: 05 Jan 2026
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
Winger Matthew C.	Chief Executive Officer, Director	480 SHOEMAKER ROAD, SUITE 104, KING OF PRUSSIA	/s/ Matthew Winger	10 Jun 2025	0001906654

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	NNUP	Common Stock	Purchase	$111,558	+101,416	+75%	$1.10	235,916	06 Jun 2025	Direct	F1

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

Explanation of Responses:

Id	Content
F1	These securities were acquired by the Reporting Person from a non-affiliate shareholder of Nocopi Technologies, Inc. in a private secondary transaction exempt from the registration requirements of the Securities Act of 1933, as amended.