Summary
Updated Aug 31, 2026
Laurence W. Lytton is 10% Owner of SONIM TECHNOLOGIES INC (SONM). 4 SEC Form 4 filings on record going back to 2024, most recently on 2 July 2025. Most recent open-market trade: sold $557K of SONM on 30 June 2025. Lifetime open-market purchases: $21K. Lifetime open-market sales: $1.30M.
Recent Transactions
7Every recent SEC Form 4 transaction Laurence W. Lytton has reported, most recent first.
Trading Pattern
InsiderAlpha's records for Laurence W. Lytton go back to 2024: 4 primary Form 4 filings, an average of 1.3 per year. The typical open-market purchase is $10K (2 buys totaling $21K). The largest single buy on record is $19K of CREX in 2024. Sales side: 5 recorded sales totaling $1.30M, so the filing history runs sell-heavy by dollar value. 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.
Other Insiders Active in the Same Stocks
Insiders who reported open-market trades in the last 12 months at the companies Laurence W. Lytton 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.
- Slipstream Communications, LLC - $3.59M of CREX open-market activity in the last 12 months
- Richard C. Mills - $700K of CREX open-market activity in the last 12 months
- Tamra L. Koshewa - $100K of CREX 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 Laurence W. Lytton?
Laurence W. Lytton is a corporate insider, tracked as 10% Owner of SONIM TECHNOLOGIES INC (SONM). InsiderAlpha holds 4 primary Form 4 filings for them, the earliest from 2024, updated as new SEC EDGAR filings are processed.
When did Laurence W. Lytton last file a Form 4?
The most recent primary Form 4 on record is dated 2 July 2025, one of 4 filings going back to 2024.
Has Laurence W. Lytton been buying or selling stock?
Recorded transactions: 2 open-market purchases ($21K) and 5 open-market sales ($1.30M) across all tracked filings.
Where can I see all of Laurence W. Lytton'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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