Summary
Updated Aug 31, 2026
Robert Lantz is General Counsel of NEXTNAV INC. (NN). 1 SEC Form 4 filing on record, dated 19 November 2024. Most recent open-market trade: sold $5K of NN on 19 November 2024. Lifetime open-market sales: $5K.
Recent Transactions
1Every recent SEC Form 4 transaction Robert Lantz has reported, most recent first.
Trading Pattern
InsiderAlpha's records for Robert Lantz go back to 2024: 1 primary Form 4 filing, an average of 0.3 per year. 1 recorded transaction carries a Rule 10b5-1 flag, meaning it was pre-scheduled under a written trading plan rather than discretionary.
Other Insiders Active in the Same Stocks
Insiders who reported open-market trades in the last 12 months at the companies Robert Lantz files at. Multiple unrelated insiders buying the same stock within a short window, cluster buying, has historically been one of the strongest Form 4 signals.
- Joseph D. Samberg - $8.11M of NN open-market activity in the last 12 months
- Mariam Sorond - $5.01M of NN open-market activity in the last 12 months
- Susan Brasse Insley - $420K of NN open-market activity in the last 12 months
- Sammaad Shams - $256K of NN open-market activity in the last 12 months
- James S. Black - $213K of NN open-market activity in the last 12 months
- Christian D. Gates - $109K of NN open-market activity in the last 12 months
More Notable Insiders
Other corporate insiders with significant SEC Form 4 track records on InsiderAlpha:
Frequently Asked Questions
Who is Robert Lantz?
Robert Lantz is a corporate insider, tracked as General Counsel of NEXTNAV INC. (NN). InsiderAlpha holds 1 primary Form 4 filing for them, the earliest from 2024, updated as new SEC EDGAR filings are processed.
When did Robert Lantz last file a Form 4?
The only primary Form 4 on record is dated 19 November 2024.
Has Robert Lantz been buying or selling stock?
Recorded transactions: 0 open-market purchases and 1 open-market sale ($5K) across all tracked filings.
Where can I see all of Robert Lantz'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.
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