Summary
Updated Aug 31, 2026
Elizabeth Karpinski Vonne is EVP, General Counsel of ADVANCED ENERGY INDUSTRIES INC (AEIS). 6 SEC Form 4 filings on record, most recently on 27 August 2026. Most recent open-market trade: sold $263K of AEIS on 27 August 2026. Lifetime open-market sales: $1.24M.
Recent Transactions
12Every recent SEC Form 4 transaction Elizabeth Karpinski Vonne has reported, most recent first.
Trading Pattern
InsiderAlpha's records for Elizabeth Karpinski Vonne go back to 2026: 6 primary Form 4 filings, an average of 6.0 per year. 5 recorded transactions carry a Rule 10b5-1 flag, meaning they were pre-scheduled under a written trading plan rather than discretionary.
Other Insiders Active in the Same Stocks
Insiders who reported open-market trades in the last 12 months at the companies Elizabeth Karpinski Vonne 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.
- Stephen Douglas Kelley - $15.83M of AEIS open-market activity in the last 12 months
- Eduardo Bernal Acebedo - $7.81M of AEIS open-market activity in the last 12 months
- John A. Roush - $3.31M of AEIS open-market activity in the last 12 months
- Paul R. Oldham - $1.66M of AEIS open-market activity in the last 12 months
- Brian Shirley - $842K of AEIS open-market activity in the last 12 months
- Bernard Raymond Colpitts Jr. - $833K of AEIS 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 Elizabeth Karpinski Vonne?
Elizabeth Karpinski Vonne is a corporate insider, tracked as EVP, General Counsel of ADVANCED ENERGY INDUSTRIES INC (AEIS). InsiderAlpha holds 6 primary Form 4 filings for them, the earliest from 2026, updated as new SEC EDGAR filings are processed.
How many SEC Form 4 filings has Elizabeth Karpinski Vonne submitted recently?
2 primary Form 4 filings in the last 90 days, covering 1 company.
Has Elizabeth Karpinski Vonne been buying or selling stock?
Recorded transactions: 0 open-market purchases and 5 open-market sales ($1.24M) across all tracked filings.
Where can I see all of Elizabeth Karpinski Vonne'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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