Karl J. Warnke
Director · DAVEY TREE EXPERT CO
- 2024
- May 1, 2025
- 2
Summary
Latest filing:
Karl J. Warnke has 2 SEC Form 4 filings on record going back to 2024, most recently on 1 May 2025.
Trading pattern
InsiderAlpha's records for Karl J. Warnke go back to 2024: 2 primary Form 4 filings, an average of 0.7 per year. No recorded transaction carries a Rule 10b5-1 plan flag. An absent flag does not establish whether a transaction was pre-arranged or discretionary.
Most active insiders across the market
Karl J. Warnke has no co-filers on record, so these are insiders with the largest open-market activity across the market in the last 90 days.
- CASCADE INVESTMENT, L.L.C. - $1.38B in RSG purchases and sales in the last 90 days
- GIC Private Ltd - $1.15B in MDLN purchases and sales in the last 90 days
- James Michael Chu - $1.10B in BIRK purchases and sales in the last 90 days
- Mark A. Stevens - $946.63M in NVDA purchases and sales in the last 90 days
- Angeliki Frangou - $847.74M in NMM purchases and sales in the last 90 days
- Blackstone Holdings II L.P. - $705.06M in JMKE purchases and sales in the last 90 days
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Frequently asked questions
Who is Karl J. Warnke?
Karl J. Warnke is a corporate insider, tracked as Director. InsiderAlpha holds 2 primary Form 4 filings for them, the earliest from 2024, updated as new SEC EDGAR filings are processed.
When did Karl J. Warnke last file a Form 4?
The most recent primary Form 4 on record is dated 1 May 2025, one of 2 filings going back to 2024.
Learn more
No Form 4 transactions on record for Karl J. Warnke yet.
Filings appear here automatically as they arrive from SEC EDGAR.