Summary
Updated Aug 31, 2026
James W. Namkung is Chief Accounting Officer of Intercontinental Exchange, Inc. (ICE). 4 SEC Form 4 filings on record, most recently on 20 February 2026.
Recent Transactions
6Every recent SEC Form 4 transaction James W. Namkung has reported, most recent first.
Trading Pattern
InsiderAlpha's records for James W. Namkung go back to 2026: 4 primary Form 4 filings, an average of 4.0 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 James W. Namkung 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.
- Jeffrey C. Sprecher - $66.35M of ICE open-market activity in the last 12 months
- Mayur Kapani - $6.11M of ICE open-market activity in the last 12 months
- Lynn C. Martin - $4.31M of ICE open-market activity in the last 12 months
- Benjamin Jackson - $2.76M of ICE open-market activity in the last 12 months
- Andrew J. Surdykowski - $2.76M of ICE open-market activity in the last 12 months
- Douglas Foley - $2.15M of ICE 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 James W. Namkung?
James W. Namkung is a corporate insider, tracked as Chief Accounting Officer of Intercontinental Exchange, Inc. (ICE). InsiderAlpha holds 4 primary Form 4 filings for them, the earliest from 2026, updated as new SEC EDGAR filings are processed.
When did James W. Namkung last file a Form 4?
The most recent primary Form 4 on record is dated 20 February 2026, one of 4 filings going back to 2026.
Where can I see all of James W. Namkung'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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