Career & Filing History
Every role Jack R. Lazar has reported on a Form 4, reconstructed from the filings themselves. Reporting insiders must state their relationship to the issuer (officer title, director seat, or 10% ownership) on every filing.
Jack R. Lazar holds the role of Director at GLOBALFOUNDRIES Inc. (GFS). Lazar's filing history also covers RESIDEO TECHNOLOGIES, INC. (REZI) and BOX INC (BOX). Lazar has reported 26 insider filings with the SEC since 2024. The most recent filing was in July 2026.
Every role Jack R. Lazar has reported on a Form 4, reconstructed from the filings themselves. Reporting insiders must state their relationship to the issuer (officer title, director seat, or 10% ownership) on every filing.
GLOBALFOUNDRIES Inc. (GFS)2 filingsRESIDEO TECHNOLOGIES, INC. (REZI)2 filingsBOX INC (BOX)1 filingAstera Labs, Inc. (ALAB)1 filingUpdated Aug 30, 2026
Jack R. Lazar is Director of GLOBALFOUNDRIES Inc. (GFS). 24 SEC Form 4 filings on record going back to 2024, most recently on 31 July 2026. Most recent open-market trade: sold $68K of ALAB on 9 June 2026. Lifetime open-market sales: $10.90M.
Every recent SEC Form 4 transaction Jack R. Lazar has reported, most recent first.
InsiderAlpha's records for Jack R. Lazar go back to 2024: 24 primary Form 4 filings, an average of 8.0 per year. 43 recorded transactions carry a Rule 10b5-1 flag, meaning they were pre-scheduled under a written trading plan rather than discretionary.
Insiders who reported open-market trades in the last 12 months at the companies Jack R. Lazar 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.
Other corporate insiders with significant SEC Form 4 track records on InsiderAlpha:
Jack R. Lazar is a corporate insider, tracked as Director of GLOBALFOUNDRIES Inc. (GFS). InsiderAlpha holds 24 primary Form 4 filings for them, the earliest from 2024, updated as new SEC EDGAR filings are processed.
6 primary Form 4 filings in the last 90 days, covering 4 companies.
Recorded transactions: 0 open-market purchases and 48 open-market sales ($10.90M) across all tracked filings.
All Form 4 filings, transaction values, and 10b5-1 plan flags are listed on this page and updated in real time as new SEC EDGAR filings are processed.
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$BOX BOX INC8.4K shares @ $0.00-