Summary
Updated Aug 30, 2026
W. Craig Jelinek is Director of COSTCO WHOLESALE CORP /NEW (COST). 2 SEC Form 4 filings on record, most recently on 23 December 2024.
Recent Transactions
2Every recent SEC Form 4 transaction W. Craig Jelinek has reported, most recent first.
Trading Pattern
InsiderAlpha's records for W. Craig Jelinek go back to 2024: 2 primary Form 4 filings, an average of 0.7 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 W. Craig Jelinek 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.
- Russell D. Miller - $4.47M of COST open-market activity in the last 12 months
- Claudine Adamo - $3.26M of COST open-market activity in the last 12 months
- Javier Polit - $2.26M of COST open-market activity in the last 12 months
- William Richard Wilcox - $2.23M of COST open-market activity in the last 12 months
- Caton Frates - $2.10M of COST open-market activity in the last 12 months
- James C. Klauer - $1.41M of COST 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 W. Craig Jelinek?
W. Craig Jelinek is a corporate insider, tracked as Director of COSTCO WHOLESALE CORP /NEW (COST). InsiderAlpha holds 2 primary Form 4 filings for them, the earliest from 2024, updated as new SEC EDGAR filings are processed.
When did W. Craig Jelinek last file a Form 4?
The most recent primary Form 4 on record is dated 23 December 2024, one of 2 filings going back to 2024.
Where can I see all of W. Craig Jelinek'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.
Learn More
Follow W. Craig Jelinek and every insider like them
A free account opens the full scored daily plan and every past day, a watchlist for any ticker, and 3 months of price history on every company page. No card.
Free plan available · Paid plans start with a 7-day free trial