Summary
Updated Aug 31, 2026
David P. Rosenbaum is Chief Development Officer of ARDELYX, INC. (ARDX). 4 SEC Form 4 filings on record, most recently on 22 November 2024. Most recent open-market trade: sold $11K of ARDX on 22 November 2024. Lifetime open-market sales: $705K.
Recent Transactions
7Every recent SEC Form 4 transaction David P. Rosenbaum has reported, most recent first.
Trading Pattern
InsiderAlpha's records for David P. Rosenbaum go back to 2024: 4 primary Form 4 filings, an average of 1.3 per year. 1 recorded transaction carries a Rule 10b5-1 flag, meaning it was pre-scheduled under a written trading plan rather than discretionary.
Other Insiders Active in the Same Stocks
Insiders who reported open-market trades in the last 12 months at the companies David P. Rosenbaum 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.
- Michael Raab - $2.57M of ARDX open-market activity in the last 12 months
- David M. Mott - $1.95M of ARDX open-market activity in the last 12 months
- Laura A. Williams - $659K of ARDX open-market activity in the last 12 months
- Eric Duane Foster - $176K of ARDX open-market activity in the last 12 months
- Mike Kelliher - $162K of ARDX open-market activity in the last 12 months
- Joseph James Reilly - $129K of ARDX 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 David P. Rosenbaum?
David P. Rosenbaum is a corporate insider, tracked as Chief Development Officer of ARDELYX, INC. (ARDX). InsiderAlpha holds 4 primary Form 4 filings for them, the earliest from 2024, updated as new SEC EDGAR filings are processed.
When did David P. Rosenbaum last file a Form 4?
The most recent primary Form 4 on record is dated 22 November 2024, one of 4 filings going back to 2024.
Has David P. Rosenbaum been buying or selling stock?
Recorded transactions: 0 open-market purchases and 5 open-market sales ($705K) across all tracked filings.
Where can I see all of David P. Rosenbaum'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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