Oswald Stephen G's Form 4 filing
Ducommun Inc (DCO) · filed Aug 19, 2026
- Accession no.
- 0001193125-26-357054
- Filed
- Aug 19, 2026, 4:49 PM ET
- Trade date
- Aug 17-18, 2026
- Filing delay
- 2 days
- Rule 10b5-1 plan
- Not checked
This filing lists 3 non-derivative transactions and 1 derivative transaction. Open-market sales total $509.9K. It was filed 2 days after the trade.
Reporting owners
A Form 4 can have several reporting owners, such as a person and a fund they control. Trade tables show the first one.
| Owner | Relationship to the company |
|---|---|
| Oswald Stephen GCIK 0001695904 | Director, Officer (Chairman, President & CEO) |
Non-derivative securities (Table I)
Acquisitions and disposals of common stock and similar shares, one row per line on the filing.
| Trade date | Security | Transaction | Shares | Price | Value | Shares after | Ownership | Flags |
|---|---|---|---|---|---|---|---|---|
| Aug 17, 2026 | Common Stock | MOption exerciseAcquired | +10,000 | $32.90 | +$329,000 | 392,475 | Direct | |
| Aug 17, 2026 | Common Stock | FTax withholdingDisposed | −6,111 | $206.98 | −$1,264,854.78 | 386,364 | Direct | |
| Aug 18, 2026 | Common Stock | SSaleDisposed | −2,500 | $203.95F1 | −$509,875 | 383,864 | Direct |
Derivative securities (Table II)
Options, warrants, restricted stock units and similar. Shares are the underlying shares; price and value are for the derivative itself, and the holding after is in derivative units.
| Trade date | Security | Transaction | Underlying shares | Unit price | Value | Held after | Ownership | Flags |
|---|---|---|---|---|---|---|---|---|
| Aug 17, 2026 | Common Stock | MOption exerciseDisposed | −10,000 | $0.00 | $0 | 7,500 | Direct |
Footnotes and remarks
Livermore keeps the footnotes that transaction prices refer to, all footnotes of amendments (Form 4/A) and the filing's remarks. Other footnotes, such as how indirect holdings are held or the details of a trading plan, are only in the original on SEC EDGAR.
- F1
This transaction was executed in multiple trades at prices ranging from $202.49 to $204.80. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide upon request to the SEC staff, the Issuer or a security holder, full information regarding the number of shares and prices at which the transaction was effectuated.
Referenced by the price of 1 transaction in Table I.