Summary
Updated Aug 31, 2026
Suman B. Mookerji is Sr. V.P., C.F.O. of DUCOMMUN INC /DE/ (DCO). 7 SEC Form 4 filings on record going back to 2025, most recently on 22 May 2026. Most recent open-market trade: sold $220K of DCO on 22 May 2026. Lifetime open-market sales: $3.22M.
Recent Transactions
20Every recent SEC Form 4 transaction Suman B. Mookerji has reported, most recent first.
Trading Pattern
InsiderAlpha's records for Suman B. Mookerji go back to 2025: 7 primary Form 4 filings, an average of 3.5 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 Suman B. Mookerji 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.
- Stephen G. Oswald - $1.67M of DCO open-market activity in the last 12 months
- Richard A. Baldridge - $1.37M of DCO open-market activity in the last 12 months
- Jerry L. Redondo - $1.21M of DCO open-market activity in the last 12 months
- Rajiv A. Tata - $234K of DCO open-market activity in the last 12 months
- Laureen S. Gonzalez - $90K of DCO 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 Suman B. Mookerji?
Suman B. Mookerji is a corporate insider, tracked as Sr. V.P., C.F.O. of DUCOMMUN INC /DE/ (DCO). InsiderAlpha holds 7 primary Form 4 filings for them, the earliest from 2025, updated as new SEC EDGAR filings are processed.
When did Suman B. Mookerji last file a Form 4?
The most recent primary Form 4 on record is dated 22 May 2026, one of 7 filings going back to 2025.
Has Suman B. Mookerji been buying or selling stock?
Recorded transactions: 0 open-market purchases and 3 open-market sales ($3.22M) across all tracked filings.
Where can I see all of Suman B. Mookerji'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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