Insider txns (12m)
87
Stock / equity
DCO DUCOMMUN INC /DE/
- Company
- DUCOMMUN INC /DE/
- Security
- Equity
- Size, estimated from filings
- Mid cap ($2B – $10B)
- Insiders on record
- 13
- Members of Congress
- 1
- Latest trade on record
- August 18, 2026
DCO (DUCOMMUN INC /DE/) has 87 disclosed insider transactions from 13 insiders in the last 12 months (0 open-market buys, 50 sales, about $30.0M at reported prices) and 3 congressional trades from 1 member of Congress. The most recent disclosure was filed September 10, 2026.
Open-market buys / sales
0 / 50
Congress trades (12m)
3
Distinct filers (12m)
14
Share price
Price and chart by TradingView for DUCOMMUN INC /DE/. US share prices here are delayed, not real-time. The trade records on this page come from government filings, not from this chart.
DCO in charts
Who is trading this stock
Which people account for the buying and selling over the last 12 months?
BoughtSold
7 people account for the disclosed buying and selling in DCO over the last 12 months; the most active is Oswald Stephen G with $15M.
Prices insiders traded at
What price did insiders buy and sell at? Each marker is one open-market trade at the share price reported on its Form 4.
▲ Bought▼ SoldAverage reported price that day
Insiders reported 11 open-market trades in DCO since Nov 10, 2025, at prices from $92.86 to $204; the most recent was a sale at $204 on Aug 18, 2026. These are the prices on the filings, not adjusted for stock splits, and not a market price series.
Insider holdings over time
Is an insider building or unwinding a position? Shares held directly after each filing.
Oswald Stephen GMookerji Suman B.
Oswald Stephen G reported 383,864 shares held after the latest filing, against 376,891 at the first on record.
Insiders trading DCO
Everyone who filed a Form 4 for this ticker, by number of rows on record. "Bought" and "sold" count open-market purchases (code P) and sales only; awards, option exercises and shares withheld for tax are in the row count but not in those two columns.
| Insider | Role | Rows | Bought | Sold | Value bought | Value sold | Latest |
|---|---|---|---|---|---|---|---|
| Oswald Stephen G | Chairman, President & CEO | 24 | 0 | 12 | — | $15.5M | August 18, 2026 |
| Tata Rajiv A. | V.P., G.C. & Corp. Secretary | 18 | 0 | 10 | — | $2.0M | May 20, 2026 |
| Mookerji Suman B. | Sr. V.P., C.F.O. | 17 | 0 | 11 | — | $6.0M | May 20, 2026 |
| Redondo Jerry L | S.V.P., Elec. & Struc. Systems | 11 | 0 | 9 | — | $2.3M | May 14, 2026 |
| Gonzalez Laureen S. | V.P., CHRO | 9 | 0 | 7 | — | $518K | May 28, 2026 |
| BOEHLE DANIEL L. | Director | 1 | 0 | 0 | — | — | May 27, 2026 |
| Carter David B. | Director | 1 | 0 | 0 | — | — | May 27, 2026 |
| Caylor Mark A | Director | 1 | 0 | 0 | — | — | May 27, 2026 |
| Drazba Shirley | Director | 1 | 0 | 0 | — | — | May 27, 2026 |
| Korte Daniel G. | Director | 1 | 0 | 0 | — | — | May 27, 2026 |
| Kramer Sheila G. | Director | 1 | 0 | 0 | — | — | May 27, 2026 |
| Strycker Samara A | Director | 1 | 0 | 0 | — | — | May 27, 2026 |
| BALDRIDGE RICHARD A | Director | 1 | 0 | 1 | — | $1.4M | March 10, 2026 |
What kind of transactions these are 6 Form 4 codes
| Code | Meaning | Rows | Shares | Value at reported prices |
|---|---|---|---|---|
| F | Shares withheld for tax | 28 | 118,525 | $17.5M |
| A | Grant or award | 17 | 150,725 | — |
| M | Option exercise or conversion | 14 | 94,746 | $2.3M |
| D | Sale back to the company | 11 | 27,054 | $2.3M |
| S | Open-market sale | 11 | 54,197 | $7.8M |
| G | Gift | 6 | 14,498 | — |
What each code means: Form 4 transaction codes.
Members of Congress trading DCO
Members whose periodic transaction reports name this ticker. Amounts are the sums of the ranges as filed.
| Member | Seat | Trades | Bought | Sold | Range as filed | Latest |
|---|---|---|---|---|---|---|
| Gilbert Ray Cisneros, Jr. | Representative (CA, District 31), Democrat | 3 | 2 | 1 | $3,003–$45K | August 7, 2026 |
Insider transactions
| Filer | Side | Trade date | Disclosed | Lag | Shares | Price | Value | Flags | Source | Share |
|---|---|---|---|---|---|---|---|---|---|---|
| Oswald Stephen G | Option / conversion M | August 17, 2026 | August 19, 2026 | 2d | 10,000 | — | — | derivative | Form 4 ↗ | |
| Oswald Stephen G | Sell S | August 18, 2026 | August 19, 2026 | 1d | 2,500 | $204 | $510K | Form 4 ↗ | ||
| Oswald Stephen G | Sell F | August 17, 2026 | August 19, 2026 | 2d | 6,111 | $207 | $1.3M | Form 4 ↗ | ||
| Oswald Stephen G | Option / conversion M | August 17, 2026 | August 19, 2026 | 2d | 10,000 | $33 | $329K | Form 4 ↗ | ||
| Oswald Stephen G | Option / conversion M | August 11, 2026 | August 13, 2026 | 2d | 15,000 | — | — | derivative | Form 4 ↗ | |
| Oswald Stephen G | Other G | August 12, 2026 | August 13, 2026 | 1d | 2,244 | — | — | Form 4 ↗ | ||
| Oswald Stephen G | Sell S | August 12, 2026 | August 13, 2026 | 1d | 5,766 | $201 | $1.2M | Form 4 ↗ | ||
| Oswald Stephen G | Sell F | August 11, 2026 | August 13, 2026 | 2d | 9,234 | $195 | $1.8M | Form 4 ↗ | ||
| Oswald Stephen G | Option / conversion M | August 11, 2026 | August 13, 2026 | 2d | 15,000 | $33 | $494K | Form 4 ↗ | ||
| Oswald Stephen G | Other G | June 11, 2026 | June 11, 2026 | 0d | 1,920 | — | — | Form 4 ↗ | ||
| Carter David B. | Other A | May 27, 2026 | May 29, 2026 | 2d | 1,200 | — | — | Form 4 ↗ | ||
| BOEHLE DANIEL L. | Other A | May 27, 2026 | May 29, 2026 | 2d | 1,200 | — | — | Form 4 ↗ | ||
| Caylor Mark A | Other A | May 27, 2026 | May 29, 2026 | 2d | 1,200 | — | — | Form 4 ↗ | ||
| Drazba Shirley | Other A | May 27, 2026 | May 29, 2026 | 2d | 1,200 | — | — | Form 4 ↗ | ||
| Korte Daniel G. | Other A | May 27, 2026 | May 29, 2026 | 2d | 1,200 | — | — | indirect | Form 4 ↗ | |
| Kramer Sheila G. | Other A | May 27, 2026 | May 29, 2026 | 2d | 1,200 | — | — | Form 4 ↗ | ||
| Strycker Samara A | Other A | May 27, 2026 | May 29, 2026 | 2d | 1,200 | — | — | Form 4 ↗ | ||
| Oswald Stephen G | Other G | May 28, 2026 | May 29, 2026 | 1d | 2,034 | — | — | Form 4 ↗ | ||
| Gonzalez Laureen S. | Sell S | May 28, 2026 | May 29, 2026 | 1d | 589 | $152 | $90K | Form 4 ↗ | ||
| Mookerji Suman B. | Sell S | May 20, 2026 | May 22, 2026 | 2d | 1,514 | $145 | $220K | Form 4 ↗ | ||
| Oswald Stephen G | Sell D | May 20, 2026 | May 22, 2026 | 2d | 16,314 | $143 | $2.3M | Form 4 ↗ | ||
| Oswald Stephen G | Other G | May 20, 2026 | May 22, 2026 | 2d | 3,700 | — | — | Form 4 ↗ | ||
| Tata Rajiv A. | Sell S | May 20, 2026 | May 20, 2026 | 0d | 1,612 | $145 | $234K | Form 4 ↗ | ||
| Tata Rajiv A. | Sell D | May 14, 2026 | May 15, 2026 | 1d | 558 | — | — | Form 4 ↗ | ||
| Tata Rajiv A. | Sell F | May 14, 2026 | May 15, 2026 | 1d | 549 | $152 | $83K | Form 4 ↗ | ||
| Gonzalez Laureen S. | Sell D | May 14, 2026 | May 15, 2026 | 1d | 326 | — | — | Form 4 ↗ | ||
| Gonzalez Laureen S. | Sell F | May 14, 2026 | May 15, 2026 | 1d | 321 | $152 | $49K | Form 4 ↗ | ||
| Mookerji Suman B. | Option / conversion M | May 15, 2026 | May 15, 2026 | 0d | 7,500 | — | — | derivative | Form 4 ↗ | |
| Mookerji Suman B. | Sell F | May 15, 2026 | May 15, 2026 | 0d | 4,728 | $152 | $717K | Form 4 ↗ | ||
| Mookerji Suman B. | Option / conversion M | May 15, 2026 | May 15, 2026 | 0d | 7,500 | $40 | $303K | Form 4 ↗ | ||
| Mookerji Suman B. | Sell D | May 14, 2026 | May 15, 2026 | 1d | 1,259 | — | — | Form 4 ↗ | ||
| Mookerji Suman B. | Sell F | May 14, 2026 | May 15, 2026 | 1d | 1,239 | $152 | $188K | Form 4 ↗ | ||
| Redondo Jerry L | Sell S | May 14, 2026 | May 15, 2026 | 1d | 5,682 | $154 | $877K | Form 4 ↗ | ||
| Redondo Jerry L | Sell D | May 14, 2026 | May 15, 2026 | 1d | 912 | — | — | Form 4 ↗ | ||
| Redondo Jerry L | Sell F | May 14, 2026 | May 15, 2026 | 1d | 898 | $152 | $136K | Form 4 ↗ | ||
| Oswald Stephen G | Sell D | May 14, 2026 | May 15, 2026 | 1d | 2,221 | — | — | Form 4 ↗ | ||
| Oswald Stephen G | Sell F | May 14, 2026 | May 15, 2026 | 1d | 2,185 | $152 | $331K | Form 4 ↗ | ||
| Tata Rajiv A. | Sell D | May 8, 2026 | May 12, 2026 | 4d | 625 | — | — | Form 4 ↗ | ||
| Tata Rajiv A. | Sell F | May 8, 2026 | May 12, 2026 | 4d | 616 | $137 | $85K | Form 4 ↗ | ||
| Gonzalez Laureen S. | Sell D | May 8, 2026 | May 12, 2026 | 4d | 317 | — | — | Form 4 ↗ | ||
| Gonzalez Laureen S. | Sell F | May 8, 2026 | May 12, 2026 | 4d | 312 | $137 | $43K | Form 4 ↗ | ||
| Redondo Jerry L | Sell D | May 8, 2026 | May 12, 2026 | 4d | 759 | — | — | Form 4 ↗ | ||
| Redondo Jerry L | Sell F | May 8, 2026 | May 12, 2026 | 4d | 748 | $137 | $103K | Form 4 ↗ | ||
| Mookerji Suman B. | Sell D | May 8, 2026 | May 12, 2026 | 4d | 1,174 | — | — | Form 4 ↗ | ||
| Mookerji Suman B. | Sell F | May 8, 2026 | May 12, 2026 | 4d | 1,155 | $137 | $159K | Form 4 ↗ | ||
| Oswald Stephen G | Sell D | May 8, 2026 | May 12, 2026 | 4d | 2,589 | — | — | Form 4 ↗ | ||
| Oswald Stephen G | Sell F | May 8, 2026 | May 12, 2026 | 4d | 2,546 | $137 | $349K | Form 4 ↗ | ||
| BALDRIDGE RICHARD A | Sell S | March 10, 2026 | March 12, 2026 | 2d | 10,440 | $131 | $1.4M | Form 4 ↗ | ||
| Mookerji Suman B. | Sell S | March 10, 2026 | March 10, 2026 | 0d | 7,791 | $132 | $1.0M | Form 4 ↗ | ||
| Tata Rajiv A. | Option / conversion M | March 5, 2026 | March 6, 2026 | 1d | 1,833 | $139 | $256K | derivative | Form 4 ↗ | |
| Tata Rajiv A. | Option / conversion M | March 5, 2026 | March 6, 2026 | 1d | 2,500 | $139 | $349K | derivative | Form 4 ↗ | |
| Tata Rajiv A. | Option / conversion M | March 5, 2026 | March 6, 2026 | 1d | 5,840 | — | — | derivative | Form 4 ↗ | |
| Tata Rajiv A. | Sell F | March 5, 2026 | March 6, 2026 | 1d | 1,186 | $139 | $165K | Form 4 ↗ | ||
| Tata Rajiv A. | Option / conversion M | March 5, 2026 | March 6, 2026 | 1d | 1,833 | $33 | $60K | Form 4 ↗ | ||
| Tata Rajiv A. | Sell F | March 5, 2026 | March 6, 2026 | 1d | 1,680 | $139 | $234K | Form 4 ↗ | ||
| Tata Rajiv A. | Option / conversion M | March 5, 2026 | March 6, 2026 | 1d | 2,500 | $40 | $101K | Form 4 ↗ | ||
| Tata Rajiv A. | Sell F | March 5, 2026 | March 6, 2026 | 1d | 3,958 | $139 | $552K | Form 4 ↗ | ||
| Tata Rajiv A. | Option / conversion M | March 5, 2026 | March 6, 2026 | 1d | 5,840 | $42 | $247K | Form 4 ↗ | ||
| Tata Rajiv A. | Sell F | March 5, 2026 | March 6, 2026 | 1d | 615 | $130 | $80K | Form 4 ↗ | ||
| Tata Rajiv A. | Other A | March 4, 2026 | March 6, 2026 | 2d | 1,489 | — | — | Form 4 ↗ | ||
| Tata Rajiv A. | Sell F | March 4, 2026 | March 6, 2026 | 2d | 4,097 | $139 | $571K | Form 4 ↗ | ||
| Tata Rajiv A. | Other A | March 4, 2026 | March 6, 2026 | 2d | 7,622 | — | — | Form 4 ↗ | ||
| Gonzalez Laureen S. | Sell F | March 5, 2026 | March 6, 2026 | 1d | 360 | $130 | $47K | Form 4 ↗ | ||
| Gonzalez Laureen S. | Other A | March 4, 2026 | March 6, 2026 | 2d | 871 | — | — | Form 4 ↗ | ||
| Gonzalez Laureen S. | Sell F | March 4, 2026 | March 6, 2026 | 2d | 2,077 | $139 | $290K | Form 4 ↗ | ||
| Gonzalez Laureen S. | Other A | March 4, 2026 | March 6, 2026 | 2d | 3,864 | — | — | Form 4 ↗ | ||
| Redondo Jerry L | Sell F | March 5, 2026 | March 6, 2026 | 1d | 986 | $130 | $128K | Form 4 ↗ | ||
| Redondo Jerry L | Other A | March 4, 2026 | March 6, 2026 | 2d | 2,390 | — | — | Form 4 ↗ | ||
| Redondo Jerry L | Sell F | March 4, 2026 | March 6, 2026 | 2d | 4,978 | $139 | $694K | Form 4 ↗ | ||
| Redondo Jerry L | Other A | March 4, 2026 | March 6, 2026 | 2d | 9,261 | — | — | Form 4 ↗ | ||
| Mookerji Suman B. | Option / conversion M | March 5, 2026 | March 6, 2026 | 1d | 4,700 | — | — | derivative | Form 4 ↗ | |
| Mookerji Suman B. | Sell S | March 4, 2026 | March 6, 2026 | 2d | 14,709 | $134 | $2.0M | Form 4 ↗ | ||
| Mookerji Suman B. | Sell F | March 5, 2026 | March 6, 2026 | 1d | 3,186 | $139 | $444K | Form 4 ↗ | ||
| Mookerji Suman B. | Option / conversion M | March 5, 2026 | March 6, 2026 | 1d | 4,700 | $42 | $199K | Form 4 ↗ | ||
| Mookerji Suman B. | Sell F | March 5, 2026 | March 6, 2026 | 1d | 1,361 | $130 | $177K | Form 4 ↗ | ||
| Mookerji Suman B. | Other A | March 4, 2026 | March 6, 2026 | 2d | 3,361 | — | — | Form 4 ↗ | ||
| Mookerji Suman B. | Sell F | March 4, 2026 | March 6, 2026 | 2d | 7,695 | $139 | $1.1M | Form 4 ↗ | ||
| Mookerji Suman B. | Other A | March 4, 2026 | March 6, 2026 | 2d | 14,315 | — | — | Form 4 ↗ | ||
| Oswald Stephen G | Sell F | March 5, 2026 | March 6, 2026 | 1d | 2,409 | $130 | $314K | Form 4 ↗ | ||
| Oswald Stephen G | Sell F | March 4, 2026 | March 6, 2026 | 2d | 12,712 | $139 | $1.8M | Form 4 ↗ | ||
| Oswald Stephen G | Other A | March 4, 2026 | March 6, 2026 | 2d | 23,649 | — | — | Form 4 ↗ | ||
| Oswald Stephen G | Sell F | March 4, 2026 | March 6, 2026 | 2d | 40,583 | $139 | $5.7M | Form 4 ↗ | ||
| Oswald Stephen G | Other A | March 4, 2026 | March 6, 2026 | 2d | 75,503 | — | — | Form 4 ↗ | ||
| Oswald Stephen G | Other G | December 11, 2025 | December 12, 2025 | 1d | 1,234 | — | — | Form 4 ↗ | ||
| Redondo Jerry L | Sell S | December 10, 2025 | December 11, 2025 | 1d | 2,000 | $93 | $186K | Form 4 ↗ | ||
| Oswald Stephen G | Other G | November 14, 2025 | November 17, 2025 | 3d | 3,366 | — | — | Form 4 ↗ | ||
| Redondo Jerry L | Sell S | November 10, 2025 | November 12, 2025 | 2d | 1,594 | $94 | $150K | Form 4 ↗ |
Congressional trades
| Filer | Side | Trade date | Disclosed | Lag | Shares | Price | Value | Flags | Source | Share |
|---|---|---|---|---|---|---|---|---|---|---|
| Gilbert Ray Cisneros, Jr. | Sell | August 7, 2026 | September 10, 2026 | 34d | — | — | $1,001–$15K | House PTR ↗ | ||
| Gilbert Ray Cisneros, Jr. | Buy | July 10, 2026 | September 4, 2026 | 56d | — | — | $1,001–$15K | late | House PTR ↗ | |
| Gilbert Ray Cisneros, Jr. | Buy | May 18, 2026 | June 8, 2026 | 21d | — | — | $1,001–$15K | House PTR ↗ |
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Guides for this page
- What is SEC Form 4? Who files: officers, directors and owners of more than 10% of a class of the company's shares.
- Form 4 transaction codes P = purchase. S = sale. These are the two market trades.
- Insider buying vs insider selling Selling outweighs buying by a wide margin in normal times.
- How to read a congressional trade report Owner tells you whose asset it was: the member, the spouse, a dependent child, or held jointly.
- Why congressional trade amounts are ranges There are ten ranges; the lowest is $1,001–$15,000 and the highest is over $50,000,000.
Sources and method
| Source | Filings | Rows | First filed | Newest filed | Read the originals |
|---|---|---|---|---|---|
| House Clerk, periodic transaction reports | 3 | 3 | June 8, 2026 | September 10, 2026 | House Clerk search |
| SEC EDGAR, Form 4 | 36 | 87 | November 12, 2025 | August 19, 2026 | Form 4 list on EDGAR |
Site built October 22, 2026. Every row in the tables above links to its own filing. To quote a figure, use the Cite button at the top of the page; see how to cite and reuse.
Insider rows are Form 4 filings for this issuer from SEC EDGAR; congressional rows are periodic transaction reports parsed from the House Clerk and the Senate eFD. Values use the reported price for Form 4 and the disclosed range for Congress. See methodology and corrections.
Not investment advice. Disclosures are shown as filed and may lag the trade or be amended. No recommendation is made or implied.