Sean Matthew Oppen - SEC Form 4 Insider Trading Activity
Summary
Updated Aug 4, 2026
Sean Matthew Oppen is a corporate insider tracked by InsiderAlpha. No SEC Form 4 filings recorded in the last 90 days. Lifetime open-market purchases: $60K.
Profile
Sean Matthew Oppen is Director at NEXTNRG, INC. (NXXT). Oppen has reported 1 insider filing with the SEC since 2025. The most recent filing was in September 2025.
| Role | Director |
|---|---|
| Notability | 26/100 |
Board memberships
- NEXTNRG, INC.
Reported roles
- Director
Trading Pattern
InsiderAlpha's records for Sean Matthew Oppen go back to 2025: 1 primary Form 4 filing, an average of 0.5 per year. The typical open-market purchase is $30K (2 buys totaling $60K). The largest single buy on record is $42K of NXXT in 2025. No transaction on record carries a Rule 10b5-1 flag - the filings look discretionary rather than pre-scheduled, which makes their timing more informative as a signal.
Career & Filing History
Every role Sean Matthew Oppen has reported on a Form 4, reconstructed from the filings themselves - reporting insiders must state their relationship to the issuer (officer title, director seat, or 10% ownership) on every filing.
- Director at NEXTNRG, INC. (NXXT) - 1 filing, 2025
Recent Transactions
| Date | Ticker | Company | Code | Shares | Price | Value |
|---|---|---|---|---|---|---|
| 2025-09-22 | NXXT | NEXTNRG, INC. | P - Open-market purchase | 25.0K | $1.66 | $42K |
| 2025-09-22 | NXXT | NEXTNRG, INC. | P - Open-market purchase | 10.0K | $1.82 | $18K |
Most Active Insiders Right Now
Sean Matthew Oppen has no recent co-filers at the same companies, so here are the insiders with the largest open-market activity across the market in the last 90 days.
- MetLife Investment Management, LLC - $1600000.00B of FINS open-market activity in the last 90 days
- Magnetar Financial LLC - $16357.48B of CRWV open-market activity in the last 90 days
- Marianne Okland - $18.46B of STNG open-market activity in the last 90 days
- VisionWave Holdings, Inc. - $14.13B of SVRE open-market activity in the last 90 days
- Vanessa Allen Sutherland - $7.44B of PSX open-market activity in the last 90 days
- AI Alpine (Luxembourg) S.a.r.l. - $2.69B of INIO open-market activity in the last 90 days
More Notable Insiders
Other corporate insiders with significant SEC Form 4 track records on InsiderAlpha:
- Trygve Seglem
- Lawrence B. Seidman
- Thomas J. Shaw
- Silver Point Capital L.P.
- SilverBay Capital Management LLC
- Michael Simanovsky
- Bob R. Simpson
- Ranbir Singh
Frequently Asked Questions
Who is Sean Matthew Oppen?
Sean Matthew Oppen is Director at NEXTNRG, INC. (NXXT). Oppen has reported 1 insider filing with the SEC since 2025. The most recent filing was in September 2025.…
Has Sean Matthew Oppen been buying or selling stock?
Recorded transactions: 2 open-market purchases ($60K) and 0 open-market sales across all tracked filings.
Where can I see all of Sean Matthew Oppen's SEC filings?
All Form 4 filings, transaction values, and 10b5-1 plan flags are listed on this page and updated in real time as new SEC EDGAR filings are processed.
Learn More
Open the live Sean Matthew Oppen profile on InsiderAlpha for real-time alerts, AI-scored trade ideas, and full transaction history.