Summary
Updated Aug 30, 2026
Kristan A. Hamner is VP, Chief Human Resource Offcr of CALIFORNIA WATER SERVICE GROUP (CWT). 2 SEC Form 4 filings on record, most recently on 8 June 2026.
Recent Transactions
3Every recent SEC Form 4 transaction Kristan A. Hamner has reported, most recent first.
Other Insiders Active in the Same Stocks
Insiders who reported open-market trades in the last 12 months at the companies Kristan A. Hamner 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.
- Thomas M. Krummel - $347K of CWT open-market activity in the last 12 months
- Michael S. Mares Jr. - $171K of CWT open-market activity in the last 12 months
- Lester A. Snow - $48K of CWT open-market activity in the last 12 months
- Michael B. Luu - $33K of CWT 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 Kristan A. Hamner?
Kristan A. Hamner is a corporate insider, tracked as VP, Chief Human Resource Offcr of CALIFORNIA WATER SERVICE GROUP (CWT). InsiderAlpha holds 2 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 Kristan A. Hamner submitted recently?
1 primary Form 4 filing in the last 90 days, covering 1 company.
Where can I see all of Kristan A. Hamner'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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