Summary
Updated Aug 31, 2026
Jaynie M. Studenmund is Director of COLUMBIA BANKING SYSTEM, INC. (COLB). 5 SEC Form 4 filings on record going back to 2024, most recently on 18 May 2026. Most recent open-market trade: sold $693K of EXLS on 2 May 2025. Lifetime open-market sales: $854K.
Recent Transactions
8Every recent SEC Form 4 transaction Jaynie M. Studenmund has reported, most recent first.
Trading Pattern
InsiderAlpha's records for Jaynie M. Studenmund go back to 2024: 5 primary Form 4 filings, an average of 1.7 per year. No transaction on record carries a Rule 10b5-1 flag - the filings look discretionary rather than pre-scheduled, which makes their timing more informative as a signal.
Other Insiders Active in the Same Stocks
Insiders who reported open-market trades in the last 12 months at the companies Jaynie M. Studenmund 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.
- Vikas Bhalla - $1.89M of EXLS open-market activity in the last 12 months
- Ajay Ayyappan - $649K of EXLS open-market activity in the last 12 months
- Steven R. Gardner - $404K of COLB open-market activity in the last 12 months
- Vishal Chhibbar - $176K of EXLS open-market activity in the last 12 months
- Torran B. Nixon - $128K of COLB open-market activity in the last 12 months
- Devine David Moore - $115K of COLB 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 Jaynie M. Studenmund?
Jaynie M. Studenmund is a corporate insider, tracked as Director of COLUMBIA BANKING SYSTEM, INC. (COLB). InsiderAlpha holds 5 primary Form 4 filings for them, the earliest from 2024, updated as new SEC EDGAR filings are processed.
When did Jaynie M. Studenmund last file a Form 4?
The most recent primary Form 4 on record is dated 18 May 2026, one of 5 filings going back to 2024.
Has Jaynie M. Studenmund been buying or selling stock?
Recorded transactions: 0 open-market purchases and 2 open-market sales ($854K) across all tracked filings.
Where can I see all of Jaynie M. Studenmund'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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