LYTIR

Company · NNUP

NOCOPI TECHNOLOGIES INC/MD/

NNUP is not in Nasdaq's symbol directory of securities listed on US exchanges.

In the 12 months to Nov 8, 2026: insiders bought on 5 occasions ($14K); 1 company report (Form 8-K, since May 26, 2026).

All insider filings at the SEC

Insider purchases and sales, by month (last 12 months)Insider purchases: $14K in total; Insider sales: $0 in total.Aug: Insider purchases $9KSep: Insider purchases $5KDecJanFebMarAprMayJunJulAugSepOctNov
Insider purchases above the line: $14KInsider sales below: $0
Dollar value of open-market purchases and sales reported on SEC Form 4, by the month traded. Sales include pre-arranged 10b5-1 plan sales.

Insider trades · SEC Form 4

Those inside the hall

Open-market purchases and sales only. Legs one person filed for one day are combined.

Who traded

  1. Matthew C. Winger, Chief Executive Officer bought on 2 days latest Aug 19, 2026 bought $9K
  2. Eric Sites bought on 3 days latest Sep 11, 2026 bought $5K
Every trade (5)
  1. BUYEric Sites bought Sep 11, 2026 500 shares filing $900
  2. BUYEric Sites bought Sep 10, 2026 1,000 shares filing $2K
  3. BUYEric Sites bought Sep 9, 2026 1,000 shares filing $2K
  4. BUYMatthew C. Winger, Chief Executive Officer bought Aug 19, 2026 200 shares filing $360
  5. BUYMatthew C. Winger, Chief Executive Officer bought Aug 18, 2026 5,000 shares filing $9K

Company reports · SEC Form 8-K

In its own words

Current reports the company filed with the SEC; most items are due within four business days of the event. Each line lists the report's items by the SEC's own titles; the filing says what happened. Reports collected since May 26, 2026; every 8-K at the SEC.

  1. Departure or appointment of directors or officers filing Oct 2, 2026

Sources: SEC EDGAR (Forms 4, 144 and 8-K) and STOCK Act periodic transaction reports. Filings can be late, amended or wrong at the source; see methodology.