Ducommun Incorporated (DCO)
AIRCRAFT PARTS & AUXILIARY EQUIPMENT, NEC
Ducommun Incorporated (DCO) is listed on the New York Stock Exchange, where it has traded since June 30, 1972.
- Listed On
- the New York Stock Exchange
- Listed Since
- June 30, 1972
- Employees
- 2,130
- Market Cap
- $2.5B
About Ducommun Incorporated
Ducommun Inc provides engineering & manufacturing services for high-performance products & high-cost-of failure applications used in the aerospace and defense, industrial, medical & other industries. The company's reportable segments are Structural Systems & Electronic Systems. Structural Systems designs, engineers, and manufactures various sizes of complex contoured aerostructure components and assemblies, and supplies composite and metal-bonded structures and assemblies. Electronic Systems designs, engineers and manufactures high-reliability electronic and electromechanical products used in technology-driven markets, including A&D and Industrial end-use markets. It generates a maximum of its revenue from the Electronic Systems.
Institutional ownership
In 13F filings for the quarter ended June 30, 2026, 260 institutions reported holding DCO, with 14.4 million shares worth $2.6 billion in aggregate. The largest reported holder was BlackRock, with 1.9 million shares worth $359.4 million. Of the 5 largest holders listed below, 4 added shares and 1 held its position unchanged during the quarter.
| Institution | Shares | Value | Quarter change |
|---|---|---|---|
| BlackRock | 1,940,474 | $359M | Added 9.68% |
| State Street | 945,113 | $175M | Added 20.31% |
| Vanguard | 896,843 | $166M | Added 5.35% |
| FMR | 776,201 | $144M | Added 399.61% |
| Paradigm Capital Management Inc | 770,500 | $143M | Unchanged |
Form 13F is a quarterly report that institutional investment managers with at least $100 million in qualifying securities file with the SEC. It lists long positions as of the last day of the quarter and is due within 45 days of quarter end, so these holdings describe that date rather than today.
Frequently asked questions
What is DCO?
Ducommun Incorporated (DCO) is listed on the New York Stock Exchange, where it has traded since June 30, 1972.
Who are the largest institutional holders of DCO?
In 13F filings for the quarter ended June 30, 2026, the largest reported holders of DCO were BlackRock, State Street and Vanguard.
How many institutions own DCO?
260 institutions reported a position in DCO for the quarter ended June 30, 2026, worth $2.6 billion in total.
Did institutions buy or sell DCO last quarter?
Of the 5 largest reported holders, 4 added shares and 1 held its position unchanged during the quarter. Every reported holder and its change is on the SentiSense ownership page for DCO.
Every reported institutional holder, plus insider and congressional trades in DCO, on SentiSense.