Insider · CIK 0001695904
Stephen G Oswald
Files at DCO (DUCOMMUN INC /DE/). First filing Aug 13, 2026, latest Aug 19, 2026.
In brief
Stephen G Oswald files SEC Form 4 as CEO, president, chair and director at DCO (DUCOMMUN INC /DE/). Since Aug 13, 2026, Stephen G Oswald has reported 0 open-market buys worth $0 and 3 open-market sells worth $2.8M, the latest filed on Aug 19, 2026.
A track record needs three past buys with six months of prices behind them; Stephen G Oswald has 0, so none is measured yet.
The newest scored trade: sold $510k of DCO on Aug 18, 2026, filed Aug 19, 2026, scored 28 (weak). In the last 12 months: 0 buys worth $0 and 3 sells worth $2.8M.
Where the trades landed
Last year at the company this insider has traded most, with each buy and sell on the bar it happened.
DCO: DUCOMMUN INC /DE/
Daily candles, adjusted for splits and dividends. Green arrows are insider buys, red are sells, sized by value. Click a marked bar to open the signal.Charts by TradingView Lightweight Charts™
Signals
This insider’s open-market buys and sells, scored.
| Score | Company | Value | Holdings | Price context | Filed |
|---|---|---|---|---|---|
| 28Weak | DCOsell DUCOMMUN INC /DE/ | $510k 2,500 shares | -1% | +136% from low-1% from high | |
| 35Weak | DCOsell DUCOMMUN INC /DE/ | $1.2M 5,766 shares | -1% | +133% from low-0% from high | |
| 35Weak | DCOsell DUCOMMUN INC /DE/ | $1.2M 5,766 shares | -1% | +133% from low-0% from high |
Planned sales
Form 144 notices this insider filed before selling restricted or control stock, newest first.
| Filed | Company | Shares | Value | Sale date | Past 3 months |
|---|---|---|---|---|---|
| Aug 18, 2026 | DCO DUCOMMUN INCORPORATED | 2,500 0.02% of outstanding | $510k | Aug 18, 2026 | $1.2M |
| Aug 12, 2026 | DCO DUCOMMUN INC /DE/ | 2,244 0.01% of outstanding | $453k | Aug 12, 2026 | $241k |
| Aug 12, 2026 | DCO DUCOMMUN INCORPORATED | 5,766 0.04% of outstanding | $1.2M | Aug 12, 2026 | none |
| May 14, 2026 | DCO DUCOMMUN INC /DE/ | 6,037 0.04% of outstanding | $916k | May 14, 2026 | $364k |
| Mar 10, 2026 | DCO DUCOMMUN INC /DE/ | 500 0.00% of outstanding | $65k | Mar 10, 2026 | $298k |
| Mar 5, 2026 | DCO DUCOMMUN INC /DE/ | 2,329 0.02% of outstanding | $301k | Mar 5, 2026 | $71k |
| Nov 12, 2025 | DCO DUCOMMUN INC /DE/ | 2,488 0.02% of outstanding | $240k | Nov 11, 2025 | $351k |
| Aug 12, 2025 | DCO DUCOMMUN INC /DE/ | 3,500 0.02% of outstanding | $317k | Aug 12, 2025 | $36k |
| May 8, 2025 | DCO DUCOMMUN INC /DE/ | 1,517 0.01% of outstanding | $99k | May 8, 2025 | $108k |
| Mar 14, 2025 | DCO DUCOMMUN INC /DE/ | 1,800 0.01% of outstanding | $107k | Mar 14, 2025 | $26k |
| Dec 11, 2024 | DCO DUCOMMUN INC /DE/ | 1,500 0.01% of outstanding | $93k | Dec 11, 2024 | $222k |
| Nov 12, 2024 | DCO DUCOMMUN INC /DE/ | 3,100 0.02% of outstanding | $211k | Nov 12, 2024 | $496k |
| Nov 12, 2024 | DCO DUCOMMUN INC /DE/ | 1,788 0.01% of outstanding | $122k | Nov 12, 2024 | $80k |
| Feb 26, 2024 | DCO DUCOMMUN INC /DE/ | 13,108 0.09% of outstanding | $644k | Feb 26, 2024 | none |
| Dec 14, 2023 | DCO DUCOMMUN INC /DE/ | 5,000 0.03% of outstanding | $261k | Dec 14, 2023 | none |
Transactions
Every row this insider has filed, 44 in all, newest first.
| Date | Company | Transaction | Shares | Price | Value | Holdings after | Filed |
|---|---|---|---|---|---|---|---|
| Aug 17, 2026 | DCO DUCOMMUN INC /DE/ | MOption exercise Common Stock | +10,000 | $32.90 | $329k | 392,475 | Aug 19, 2026 |
| Aug 17, 2026 | DCO DUCOMMUN INC /DE/ | FTax withholding Common Stock | -6,111 | $206.98 | $1.3M | 386,364 | Aug 19, 2026 |
| Aug 18, 2026 | DCO DUCOMMUN INC /DE/ | SOpen-market sale Common Stock | -2,500 | $203.95 | $510k | 383,864 | Aug 19, 2026 |
| Aug 17, 2026 | DCO DUCOMMUN INC /DE/ | MOption exercise Option - Right to Buyderivative | -10,000 | $0.00 | $0 | 7,500 | Aug 19, 2026 |
| Aug 11, 2026 | DCO DUCOMMUN INC /DE/ | MOption exercise Common Stock | +15,000 | $32.90 | $494k | 400,875 | Aug 13, 2026 |
| Aug 11, 2026 | DCO DUCOMMUN INC /DE/ | MOption exercise Common Stock | +15,000 | $32.90 | $494k | 400,875 | Aug 13, 2026 |
| Aug 11, 2026 | DCO DUCOMMUN INC /DE/ | FTax withholding Common Stock | -9,234 | $194.85 | $1.8M | 391,641 | Aug 13, 2026 |
| Aug 11, 2026 | DCO DUCOMMUN INC /DE/ | FTax withholding Common Stock | -9,234 | $194.85 | $1.8M | 391,641 | Aug 13, 2026 |
| Aug 12, 2026 | DCO DUCOMMUN INC /DE/ | SOpen-market sale Common Stock | -5,766 | $201.15 | $1.2M | 385,875 | Aug 13, 2026 |
| Aug 12, 2026 | DCO DUCOMMUN INC /DE/ | SOpen-market sale Common Stock | -5,766 | $201.15 | $1.2M | 385,875 | Aug 13, 2026 |
| Aug 12, 2026 | DCO DUCOMMUN INC /DE/ | GGift Common Stock | -2,244 | $0.00 | $0 | 383,631 | Aug 13, 2026 |
| Aug 12, 2026 | DCO DUCOMMUN INC /DE/ | GGift Common Stock | -3,400 | $0.00 | $0 | 382,475 | Aug 13, 2026 |
| Aug 11, 2026 | DCO DUCOMMUN INC /DE/ | MOption exercise Option - Right to Buyderivative | -15,000 | $0.00 | $0 | 17,500 | Aug 13, 2026 |
| Aug 11, 2026 | DCO DUCOMMUN INC /DE/ | MOption exercise Option - Right to Buyderivative | -15,000 | $0.00 | $0 | 17,500 | Aug 13, 2026 |
| Jun 11, 2026 | DCO DUCOMMUN INC /DE/ | GGift Common Stock | -1,920 | $0.00 | $0 | 385,875 | Jun 11, 2026 |
| May 28, 2026 | DCO DUCOMMUN INC /DE/ | GGift Common Stock | -2,034 | $0.00 | $0 | 387,795 | May 29, 2026 |
| May 20, 2026 | DCO DUCOMMUN INC /DE/ | GGift Common Stock | -3,700 | $0.00 | $0 | 406,143 | May 22, 2026 |
| May 20, 2026 | DCO DUCOMMUN INC /DE/ | DDisposition to issuer Common Stock | -16,314 | $143.20 | $2.3M | 389,829 | May 22, 2026 |
| May 14, 2026 | DCO DUCOMMUN INC /DE/ | FTax withholding Common Stock | -2,185 | $151.59 | $331k | 412,064 | May 15, 2026 |
| May 14, 2026 | DCO DUCOMMUN INC /DE/ | DDisposition to issuer Common Stock | -2,221 | - | - | 409,843 | May 15, 2026 |
| May 8, 2026 | DCO DUCOMMUN INC /DE/ | FTax withholding Common Stock | -2,546 | $137.23 | $349k | 416,838 | May 12, 2026 |
| May 8, 2026 | DCO DUCOMMUN INC /DE/ | DDisposition to issuer Common Stock | -2,589 | - | - | 414,249 | May 12, 2026 |
| Mar 4, 2026 | DCO DUCOMMUN INC /DE/ | AGrant or award Common Stock | +75,503 | $0.00 | $0 | 451,439 | Mar 6, 2026 |
| Mar 4, 2026 | DCO DUCOMMUN INC /DE/ | FTax withholding Common Stock | -40,583 | $139.45 | $5.7M | 410,856 | Mar 6, 2026 |
| Mar 4, 2026 | DCO DUCOMMUN INC /DE/ | AGrant or award Common Stock | +23,649 | $0.00 | $0 | 434,505 | Mar 6, 2026 |
| Mar 4, 2026 | DCO DUCOMMUN INC /DE/ | FTax withholding Common Stock | -12,712 | $139.45 | $1.8M | 421,793 | Mar 6, 2026 |
| Mar 5, 2026 | DCO DUCOMMUN INC /DE/ | FTax withholding Common Stock | -2,409 | $130.19 | $314k | 419,384 | Mar 6, 2026 |
| Dec 11, 2025 | DCO DUCOMMUN INC /DE/ | GGift Common Stock | -1,234 | $0.00 | $0 | 375,657 | Dec 12, 2025 |
| Nov 14, 2025 | DCO DUCOMMUN INC /DE/ | GGift Common Stock | -3,366 | $0.00 | $0 | 376,891 | Nov 17, 2025 |
| Jun 13, 2025 | DCO DUCOMMUN INC /DE/ | GGift Common Stock | -1,000 | $0.00 | $0 | 380,257 | Jun 16, 2025 |
| Jun 10, 2025 | DCO DUCOMMUN INC /DE/ | GGift Common Stock | -1,500 | $0.00 | $0 | 381,257 | Jun 12, 2025 |
| May 29, 2025 | DCO DUCOMMUN INC /DE/ | GGift Common Stock | -2,000 | $0.00 | $0 | 382,757 | May 30, 2025 |
| May 27, 2025 | DCO DUCOMMUN INC /DE/ | GGift Common Stock | -2,000 | $0.00 | $0 | 384,757 | May 29, 2025 |
| May 14, 2025 | DCO DUCOMMUN INC /DE/ | FTax withholding Common Stock | -2,368 | $66.25 | $157k | 386,757 | May 16, 2025 |
| May 8, 2025 | DCO DUCOMMUN INC /DE/ | FTax withholding Common Stock | -2,759 | $66.72 | $184k | 389,125 | May 9, 2025 |
| Mar 5, 2025 | DCO DUCOMMUN INC /DE/ | AGrant or award Common Stock | +64,081 | $0.00 | $0 | 405,633 | Mar 7, 2025 |
| Mar 5, 2025 | DCO DUCOMMUN INC /DE/ | FTax withholding Common Stock | -34,444 | $57.65 | $2.0M | 371,189 | Mar 7, 2025 |
| Mar 5, 2025 | DCO DUCOMMUN INC /DE/ | AGrant or award Common Stock | +15,681 | $0.00 | $0 | 386,870 | Mar 7, 2025 |
| Mar 5, 2025 | DCO DUCOMMUN INC /DE/ | FTax withholding Common Stock | -8,429 | $57.65 | $486k | 378,441 | Mar 7, 2025 |
| Mar 5, 2025 | DCO DUCOMMUN INC /DE/ | AGrant or award Common Stock | +13,443 | $0.00 | $0 | 391,884 | Mar 7, 2025 |
| Feb 26, 2024 | DCO DUCOMMUN INC /DE/ | AGrant or award Common Stock | +66,167 | $0.00 | $0 | 376,795 | Feb 28, 2024 |
| Feb 26, 2024 | DCO DUCOMMUN INC /DE/ | FTax withholding Common Stock | -35,565 | $48.73 | $1.7M | 341,230 | Feb 28, 2024 |
| Feb 26, 2024 | DCO DUCOMMUN INC /DE/ | AGrant or award Common Stock | +11,304 | $0.00 | $0 | 352,534 | Feb 28, 2024 |
| Feb 26, 2024 | DCO DUCOMMUN INC /DE/ | FTax withholding Common Stock | -6,076 | $48.73 | $296k | 346,458 | Feb 28, 2024 |
Questions about Stephen G Oswald
Answered from the filings on this page, as of the latest one.
Is Stephen G Oswald buying or selling?
In the last 12 months Stephen G Oswald reported 0 open-market buys worth $0 and 3 open-market sells worth $2.8M on SEC Form 4; the latest was sold $510k of DCO on Aug 18, 2026. Grants, option exercises and tax withholding are not counted.
How did Stephen G Oswald's past buys perform?
Not measured yet. InsiderTell needs three past buys with six months of prices to publish a track record, and Stephen G Oswald has 0.
Where does Stephen G Oswald file Form 4?
Stephen G Oswald has filed Form 4 at DCO (DUCOMMUN INC /DE/) as Chairman, President & CEO. A Form 4 is required of officers, directors and holders of more than 10% of a share class within two business days of a trade.
Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.