Matthew Tappin
President, Software Products · STEM, INC.
- 2024
- Jul 2, 2026
- 12
Other insiders active in the same stocks
Insiders who reported open-market trades in the last 12 months at the companies Matthew Tappin 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.
- Arun Narayanan - $73K in STEM purchases and sales in the last 12 months
- Rahul Shukla - $60K in STEM purchases and sales in the last 12 months
- Michael James Carlson - $34K in STEM purchases and sales in the last 12 months
- Saul R. Laureles - $19K in STEM purchases and sales in the last 12 months
- Brian Musfeldt - $6K in STEM purchases and sales in the last 12 months
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Frequently asked questions
Who is Matthew Tappin?
Matthew Tappin is a corporate insider, tracked as President, Software Products of STEM, INC. (STEM). InsiderAlpha holds 12 primary Form 4 filings for them, the earliest from 2024, updated as new SEC EDGAR filings are processed.
When did Matthew Tappin last file a Form 4?
The most recent primary Form 4 on record is dated 2 July 2026, one of 12 filings going back to 2024.
Has Matthew Tappin been buying or selling stock?
Recorded transactions: 0 open-market purchases and 7 open-market sales ($198K) across all tracked filings.
