Jack Steenstra
Director · SONIM TECHNOLOGIES INC
IndividualSelling only
- 2025
- Apr 23, 2025
- 2
Filings (90d)
Other insiders active in the same stocks
Insiders who have reported open-market trades at the same companies as Jack Steenstra. Multiple unrelated insiders buying the same stock within a short window, cluster buying, has historically been one of the strongest Form 4 signals.
- Laurence W. Lytton - $1.26M in SONM purchases and sales on record
- Michael C. Mulica - $49K in SONM purchases and sales on record
- Charles Becher - $45K in SONM purchases and sales on record
- James S. Cassano - $34K in SONM purchases and sales on record
- Clayton Crolius - $17K in SONM purchases and sales on record
- Jeffrey Wang - $6K in SONM purchases and sales on record
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Frequently asked questions
Who is Jack Steenstra?
Jack Steenstra is a corporate insider, tracked as Director of SONIM TECHNOLOGIES INC (SONM). InsiderAlpha holds 2 primary Form 4 filings for them, the earliest from 2025, updated as new SEC EDGAR filings are processed.
When did Jack Steenstra last file a Form 4?
The most recent primary Form 4 on record is dated 23 April 2025, one of 2 filings going back to 2025.
Has Jack Steenstra been buying or selling stock?
Recorded transactions: 0 open-market purchases and 1 open-market sale ($34K) across all tracked filings.
