Stocks › DCO
DUCOMMUN INC /DE/
DCO·NYSE·
United States·USD
United States·USD$175.33
+2.48 (+1.43%)
Close · Oct 6, 2026 · Close Prices from Tiingo.com
DCO
DUCOMMUN INC /DE/ · NYSE
Nasdaq 100S&P 500
Filings
Default90D1Y5YALL
DCOS&P 500 (rebased)
Congress BuyCongress SellInsider BuyInsider SellForm 1448-K ResultsLobbying
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Daily closes, adjusted for splits and dividends · Close Prices from Tiingo.comHover a marker, every one is a filing · move across the line for the crosshair
Congressional Trades
Recent trades of DCO by members of U.S. Congress · 4 on record · 3 in the last 12 months
| Politician | Stock | Type | Filed | Traded | |
|---|---|---|---|---|---|
 Gilbert Ray Cisneros, Jr.House · D · CA |
DCODUCOMMUN INC /DE/ · Stock |
Sale $1,001 - $15,000 |
Sep 10, 2026 | Aug 7, 2026 | Filing ↗ |
| Gilbert Ray Cisneros, Jr.House · D · CA |
DCODUCOMMUN INC /DE/ · Stock |
Purchase $1,001 - $15,000 |
Sep 4, 2026 | Jul 10, 2026 | Filing ↗ |
| Gilbert Ray Cisneros, Jr.House · D · CA |
DCODUCOMMUN INC /DE/ · Stock |
Purchase $1,001 - $15,000 |
Jun 8, 2026 | May 18, 2026 | Filing ↗ |
 Josh GottheimerHouse · D · NJ |
DCODUCOMMUN INC /DE/ · Stock |
Purchase $1,001 - $15,000 |
Nov 11, 2023 | Oct 11, 2023 | Filing ↗ |
Whale Activity
Position changes in DCO reported for 2026-06-30 by 13 tracked institutional filers
- Increased5
- New2
- Held0
- Decreased2
- Closed0
- No prior filing4
| Filer | Shares | Value | Change |
|---|---|---|---|
| BlackRock, Inc. | 1.9M | $359.4M | increased |
| VANGUARD CAPITAL MANAGEMENT LLC | 627.6K | $116.2M | increased |
| GAMCO INVESTORS, INC. ET AL | 427.8K | $79.2M | — |
| TWO SIGMA INVESTMENTS, LP | 192.5K | $35.6M | increased |
| KENNEDY CAPITAL MANAGEMENT LLC | 178.6K | $33.1M | — |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 151.7K | $28.1M | increased |
| Point72 Asset Management, L.P. | 56.0K | $10.4M | new |
| Orchard Capital Management, LLC | 23.7K | $4.4M | — |
| Teton Advisors, LLC | 17.0K | $3.1M | — |
| CITADEL ADVISORS LLC | 14.2K | $2.6M | increased |
| RENAISSANCE TECHNOLOGIES LLC | 10.7K | $2.0M | decreased |
| MILLENNIUM MANAGEMENT LLC | 6,879 | $1.3M | decreased |
KeyVex tracks a curated set of large 13F filers plus the largest positions in recent filings, so this is a sample of institutional activity, not the whole market.
Insider Trading
Net shares bought (+) or sold (−) on the open market by DCO insiders, by quarter · Form 4
Recent Insider Transactions
1,366 transactions on record · newest first
| Insider | Type | Shares | Price | Value | Date | |
|---|---|---|---|---|---|---|
| Oswald Stephen GChairman, President & CEO · Director | Sale | −2,500 | $203.95 | $510K | Aug 18, 2026 | Form 4 ↗ |
| Oswald Stephen GChairman, President & CEO · Director | Sale Amended | −5,766 | $201.15 | $1.2M | Aug 12, 2026 | Form 4 ↗ |
| Oswald Stephen GChairman, President & CEO · Director | Gift | −1,920 | $0.00 | $0 | Jun 11, 2026 | Form 4 ↗ |
| Gonzalez Laureen S.V.P., CHRO | Sale | −589 | $151.99 | $90K | May 28, 2026 | Form 4 ↗ |
| Oswald Stephen GChairman, President & CEO · Director | Gift | −2,034 | $0.00 | $0 | May 28, 2026 | Form 4 ↗ |
| Strycker Samara ADirector | Grant / award | +1,200 | $0.00 | $0 | May 27, 2026 | Form 4 ↗ |
| Kramer Sheila G.Director | Grant / award | +1,200 | $0.00 | $0 | May 27, 2026 | Form 4 ↗ |
| Korte Daniel G.Director | Grant / award | +1,200 | $0.00 | $0 | May 27, 2026 | Form 4 ↗ |
| Drazba ShirleyDirector | Grant / award | +1,200 | $0.00 | $0 | May 27, 2026 | Form 4 ↗ |
| Caylor Mark ADirector | Grant / award | +1,200 | $0.00 | $0 | May 27, 2026 | Form 4 ↗ |
| Carter David B.Director | Grant / award | +1,200 | $0.00 | $0 | May 27, 2026 | Form 4 ↗ |
| BOEHLE DANIEL L.Director | Grant / award | +1,200 | $0.00 | $0 | May 27, 2026 | Form 4 ↗ |
| Mookerji Suman B.Sr. V.P., C.F.O. | Sale | −1,514 | $145.00 | $220K | May 20, 2026 | Form 4 ↗ |
| Oswald Stephen GChairman, President & CEO · Director | Disposition to issuer | −16.3K | $143.20 | $2.3M | May 20, 2026 | Form 4 ↗ |
| Oswald Stephen GChairman, President & CEO · Director | Gift | −3,700 | $0.00 | $0 | May 20, 2026 | Form 4 ↗ |
| Tata Rajiv A.V.P., G.C. & Corp. Secretary | Sale | −1,612 | $145.00 | $234K | May 20, 2026 | Form 4 ↗ |
| Mookerji Suman B.Sr. V.P., C.F.O. | Tax withholding Amended | −4,783 | $151.59 | $725K | May 15, 2026 | Form 4 ↗ |
| Mookerji Suman B.Sr. V.P., C.F.O. | Option exercise Amended | +7,500 | $40.44 | $303K | May 15, 2026 | Form 4 ↗ |
| Mookerji Suman B.Sr. V.P., C.F.O. | Tax withholding | −4,728 | $151.59 | $717K | May 15, 2026 | Form 4 ↗ |
| Mookerji Suman B.Sr. V.P., C.F.O. | Option exercise | +7,500 | $40.44 | $303K | May 15, 2026 | Form 4 ↗ |
Fund Holders
Mutual funds and ETFs holding DCO · SEC Form N-PORT
| Fund | Shares | Value | % of fund | As of |
|---|---|---|---|---|
| State Street(R) SPDR(R) S&P(R) Aerospace & Defense ETF SPDR SERIES TRUST | 496.5K | $92.0M | 1.42% | Jun 30, 2026 |
| VANGUARD TOTAL STOCK MARKET INDEX FUND VANGUARD INDEX FUNDS | 453.6K | $84.0M | 0.00% | Jun 30, 2026 |
| iShares Russell 2000 ETF iShares Trust | 366.5K | $67.9M | 0.08% | Jun 30, 2026 |
| Victory Sycamore Small Company Opportunity Fund Victory Portfolios | 255.0K | $47.2M | 1.01% | Jun 30, 2026 |
| Loomis Sayles Small Cap Growth Fund LOOMIS SAYLES FUNDS II | 167.5K | $31.0M | 1.37% | Jun 30, 2026 |
| VANGUARD EXTENDED MARKET INDEX FUND VANGUARD INDEX FUNDS | 158.8K | $29.4M | 0.03% | Jun 30, 2026 |
| Fidelity Small Cap Index Fund Fidelity Salem Street Trust | 153.8K | $27.5M | 0.08% | Jul 31, 2026 |
| Brown Advisory Small-Cap Fundamental Value Fund Brown Advisory Funds | 147.5K | $27.3M | 2.21% | Jun 30, 2026 |
| Fidelity Small Cap Growth Fund Fidelity Securities Fund | 147.3K | $26.4M | 0.30% | Jul 31, 2026 |
| iShares U.S. Aerospace & Defense ETF iShares Trust | 140.4K | $26.0M | 0.18% | Jun 30, 2026 |
Mutual funds and ETFs whose N-PORT filings list DCO's shares (CUSIP 264147109), each fund at its latest report since Mar 7, 2026, largest positions first. Bonds, options and short positions are left out.
Activist & Passive Stakes
Schedule 13D / 13G beneficial-ownership filings
- STATE STREET CORPORATIONSCHEDULE 13G · passive (13G) · 945.1K shares6.3%
Aug 7, 2026 · ↗ - Abigail P. JohnsonSCHEDULE 13G · passive (13G) · 776.2K shares5.1%
Aug 6, 2026 · ↗ - FMR LLCSCHEDULE 13G · passive (13G) · 776.2K shares5.1%
Aug 6, 2026 · ↗ - STATE STREET CORPORATIONSCHEDULE 13G · passive (13G) · 785.5K shares5.2%
May 12, 2026 · ↗
Corporate Lobbying
Estimated quarterly lobbying spending reported under the LDA, filings naming ducommun as client
No lobbying filings found naming DUCOMMUN INC /DE/ as the client.
Government Contracts
Federal awards to DUCOMMUN INC /DE/ · USAspending
No federal contract awards found for DUCOMMUN INC /DE/.
U.S. Patents
Recent USPTO applications naming DUCOMMUN INC /DE/
No USPTO patent applications found for DUCOMMUN INC /DE/.
Annual Financials
From DCO's 10-K filings · XBRL
No annual XBRL figures on record for DCO. KeyVex's fundamentals cover about 130 large companies so far.
Stock Splits
Every split and reverse split in the price history
- 3-for-2Stock splitJun 11, 1998
- 13-for-5Stock splitMar 25, 1988
Split dates and ratios from the price history · Close Prices from Tiingo.com
Material Events (8-K)
Corporate events filed with the SEC
About DUCOMMUN INC /DE/
From SEC EDGAR company records
Industry (SIC 3728)Aircraft Parts & Auxiliary Equipment, NEC
SectorIndustrials
HeadquartersCOSTA MESA, CA
IncorporatedDE
SEC CIK0000030305 ↗