(NNUP)

Reporting relationship: Chief Executive Officer, Director
Issuer ticker: NNUP
Reported as of: 29 Dec 2025
Net transaction value: $0
SEC form: 4
Accepted by SEC: 05 Jan 2026, 17:20:52 UTC
Prior SEC filing: 10 Jun 2025
Source filing: View source filing
Reporting owner signature: /s/ Matthew Winger

Key filing fact

Matthew C. Winger filed Form 4 for NOCOPI TECHNOLOGIES INC/MD/ (NNUP) on 05 Jan 2026.

Key facts

This page summarizes Matthew C. Winger's Form 4 filing for NOCOPI TECHNOLOGIES INC/MD/ (NNUP).
1 reported transaction and 0 derivative rows are listed below.
Accepted by SEC: 05 Jan 2026, 17:20.

Change

Previous filing in this sequence was filed on 10 Jun 2025.
Current net transaction value: $0.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001906654 Primary reporting owner

Winger Matthew C.

Relationship: Chief Executive Officer, Director
Address: 480 SHOEMAKER ROAD, SUITE 104, KING OF PRUSSIA
Signature: /s/ Matthew Winger
Signature date: 05 Jan 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

NNUP transaction

Common Stock

Award

Transaction value
Shares: +10,000
Change %: +4.2%
Price
Shares after: 245,916
Date: 29 Dec 2025
Ownership: Direct
Footnotes: F1

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 1 footnote

Footnote F1

On December 29, 2025, the Reporting Person was granted restricted stock units, of which 5,000 vested immediately on the grant date and the remaining 5,000 will vest on December 29, 2026. Each restricted stock unit represents a contingent right to receive one share of Nocopi Technologies, Inc. (the "Company") common stock.