Other Insiders Active in the Same Stocks
Insiders who reported open-market trades in the last 12 months at the companies Kevin J. McCallion 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.
- AWM Investment Company, Inc. - $3.68M of MASS open-market activity in the last 12 months
- Kevin J. Knopp - $2.55M of MASS open-market activity in the last 12 months
- Christopher D. Brown - $1.49M of MASS open-market activity in the last 12 months
- Joseph H. Griffith IV - $412K of MASS open-market activity in the last 12 months
- John Kenneweg - $201K of MASS 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 Kevin J. McCallion?
Kevin J. McCallion is a corporate insider, tracked as SVP, Products and Production of 908 Devices Inc. (MASS). InsiderAlpha holds 4 primary Form 4 filings for them, the earliest from 2026, updated as new SEC EDGAR filings are processed.
When did Kevin J. McCallion last file a Form 4?
The most recent primary Form 4 on record is dated 14 April 2026, one of 4 filings going back to 2026.
Has Kevin J. McCallion been buying or selling stock?
Recorded transactions: 0 open-market purchases and 5 open-market sales ($188K) across all tracked filings.
Where can I see all of Kevin J. McCallion'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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