Summary
Updated Aug 31, 2026
David B. Walker is Director of AMERICAN AXLE MANUFACTURING HOLDINGS INC (DCH). 2 SEC Form 4 filings on record, most recently on 1 May 2026. Most recent open-market trade: bought $182K of DCH on 16 March 2026. Lifetime open-market purchases: $182K.
Recent Transactions
2Every recent SEC Form 4 transaction David B. Walker has reported, most recent first.
Trading Pattern
InsiderAlpha's records for David B. Walker go back to 2026: 2 primary Form 4 filings, an average of 2.0 per year. The typical open-market purchase is $182K (1 buy totaling $182K). The largest single buy on record is $182K of DCH in 2026. 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 Sector
No other insider has filed at David B. Walker's companies, so these are insiders reporting open-market trades at other companies in the same sector.
- VOLKSWAGEN AG - $999.94M of RIVN open-market activity in the last 12 months
- Green LTF Holdings II LP - $880.80M of LTH open-market activity in the last 12 months
- John G. Danhakl - $880.80M of LTH open-market activity in the last 12 months
- John Kristofer Galashan - $880.80M of LTH open-market activity in the last 12 months
- Pentwater Capital Management LP - $551.24M of CAR open-market activity in the last 12 months
- PUBLIC INVESTMENT FUND - $550.00M of LCID 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 B. Walker?
David B. Walker is a corporate insider, tracked as Director of AMERICAN AXLE MANUFACTURING HOLDINGS INC (DCH). InsiderAlpha holds 2 primary Form 4 filings for them, the earliest from 2026, updated as new SEC EDGAR filings are processed.
When did David B. Walker last file a Form 4?
The most recent primary Form 4 on record is dated 1 May 2026, one of 2 filings going back to 2026.
Has David B. Walker been buying or selling stock?
Recorded transactions: 1 open-market purchase ($182K) and 0 open-market sales across all tracked filings.
Where can I see all of David B. Walker'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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