NNUP
NOCOPI TECHNOLOGIES INC · Manufacturing · Market cap $20.0M
Insiders bought $14K net in the last 90 days ·0 sellers, 2 buyers· latest Form 4 filed Sep 11, 2026
Insider Buying
$64K
reported purchases (SEC code P)
Insider Selling
$0
reported sales (SEC code S)
Unique Insiders
3
in the rolling window
Latest filing
Sep 14, 2026
Sites Eric
NOCOPI TECHNOLOGIES INC (NNUP) has 8 SEC Form 4 filings (13 transaction rows) in the rolling window, disclosed by 3 distinct insiders. Most recent filing: Sep 14, 2026.
Inside the rolling window, 3 insiders at NOCOPI TECHNOLOGIES INC reported 6 open-market purchases totaling $64K and no open-market sales. The most active filer is Director Sites Eric with 3 filings. The most recent open-market filing is a purchase of 1,000 shares by Director Sites Eric, dated Sep 10, 2026, worth $2K.
- Industry:Chemicals - Specialty
- CEO:Matthew C. Winger
- Employees:7
- HQ:King of Prussia, PA, US
- IPO:1994-04-04
| Source | |||||||
|---|---|---|---|---|---|---|---|
| Director | Purchase | 1,000 | $2K | Sep 11 | -1.4% | SEC ↗ | |
| Director | Purchase | 500 | $900 | Sep 11 | -1.4% | SEC ↗ | |
Sites EricFirst filing | Director | Purchase | 1,000 | $2K | Sep 10 | -2.9% | SEC ↗ |
Winger Matthew C.First filing | Chief Executive Officer | Purchase | 5,000 | $9K | Aug 20 | -13.4% | SEC ↗ |
Winger Matthew C.First filing | Chief Executive Officer | Purchase | 200 | $360 | Aug 20 | -13.4% | SEC ↗ |
Westenburg Kevin CamererFirst filing | President | Purchase | 33,333 | $50K | Jan 5 | +13.3% | SEC ↗ |
Earnings: last 7 quarters
Frequently asked questions
How many SEC Form 4 insider filings does NNUP have?
NOCOPI TECHNOLOGIES INC (NNUP) has 8 SEC Form 4 filings (13 transaction rows) in the rolling 365-day window, disclosed by 3 distinct insiders. Most recent filing: Sep 14, 2026.
When was the most recent SEC Form 4 filing for NNUP?
The most recent Form 4 filing for NNUP on Tracefour is dated Sep 14, 2026.
Who is the most active insider at NNUP?
The most active SEC Form 4 filer at NNUP in the rolling window is Director Sites Eric, with 3 filings.
What is the net insider flow at NNUP over the last 6 months?
Over the trailing 180 days, insiders at NNUP have net bought $14K based on SEC Form 4 disclosures.
What is the total insider buy and sell value at NNUP in the current window?
Inside the rolling window, insiders at NNUP bought $64K and sold $0 based on SEC Form 4 filings.
Can I get alerts for NNUP insider trading?
Yes. Tracefour sends a free email when a new SEC Form 4 purchase or sale is filed at NOCOPI TECHNOLOGIES INC (NNUP). Alerts are set per company from the page itself, there is no paid tier, and each email links to the original filing on SEC EDGAR.
Related companies
NOCOPI TECHNOLOGIES INC is in the Manufacturing sector.