DCO — DUCOMMUN INC DEL
Public company
InvestorLens aggregates public filing data to show which tracked investors reported holdings in this stock. Dollar values represent reported position values, not market capitalization, and may be delayed up to 45 days. Not a recommendation.
Sourced from SEC EDGAR public filings
Why are billionaires buying DCO?
Built from public SEC filings and public economic data. Not a recommendation.
Why? — Evidence & Confidence ▾
Of 3 tracked investors who changed their DCO position last quarter, 2 bought and 1 sold (67% buy-side). Macro conditions are mixed for this sector (Macro Tailwind 55/100 in a Contraction regime). 1 congressional purchase, 0 sales disclosed in the last 6 months.
- +2 tracked investors added or increased positions last quarter (Ray Dalio, Steve Cohen)
- +4 tracked investors reported holding DCO at their latest filing
- +Macro Health is 55/100 in a Contraction regime — historically acceptable for this sectorsource
- −1 tracked investor reduced or exited last quarter (0 reduced, 1 sold out)
- −13F data is disclosed up to 45 days after quarter end — positions may have changed since
- · 13F disclosure lag (up to 45 days)
- · Tracked investors are a sample, not the whole market
- · Sector regime fit is a historical average, not a guarantee
Every InvestorLens score shows its evidence — including what argues against it. Model conviction-v1 · generated 9/17/2026.
About DUCOMMUN INC DEL (DCO)
DUCOMMUN INC DEL (DCO) appears in the most recent 13F filings of 4 tracked institutional investors. The largest disclosed position is held by Izzy Englander (Millennium Management), valued at $13M. Across recent filings, tracked investors recorded 7 new positions, 4 increased, 1 reduced, and 4 exited. All data sourced from SEC 13F filings.
Based on recent institutional activity in DCO
How many top investors track DCO
A small number of top investors own this.
DCO Ownership Composition
How DUCOMMUN INC DEL is held across tracked investor types, based on reported 13F positions.
- Multi-Strategy / Quant94.2%
- Macro5.8%
Tracked investors currently reporting DCO
1 tracked investor has since exited this position — listed separately below.
- Izzy EnglanderJun 30, 2026Millennium ManagementShares6.9KValue$1.3M% Portfolio0.00%
- Steve CohenJun 30, 2026Point72 Asset ManagementShares56KValue$10.4M% Portfolio0.01%
- Ken GriffinJun 30, 2026Citadel AdvisorsShares19.8KValue$3.7M% Portfolio0.00%
- Ray DalioJun 30, 2026Bridgewater AssociatesShares5.1KValue$939.9K% Portfolio0.00%
Previously held DCO
These investors reported DCO in an earlier quarter but not in their most recent 13F. Figures below are their last reported position, not a current holding.
| Investor | Firm | Last reported shares | Value then | Last held |
|---|---|---|---|---|
| Paul Tudor Jones | Tudor Investment Corp | 27K | $2.6M | Sep 30, 2025 |
Recent activity
- $13.2MMay 15, 2026
- Sold$0(-100.00%)Aug 14, 2026
- New$232.3KNov 13, 2025
- Sold$0(-100.00%)Feb 13, 2026
- New$939.9KAug 14, 2026
- New$105.7KFeb 14, 2025
- Increased$107.7K(11.81%)Jul 21, 2025
- Sold$0(-100.00%)Aug 14, 2025
- New$779.3KFeb 17, 2026
- Sold$0(-100.00%)May 15, 2026
- New$10.4MAug 14, 2026
- $978.2KNov 14, 2024
- Increased$3M(214.81%)Feb 14, 2025
- Increased$5.4M(100.25%)May 15, 2025
- Reduced$341.3K(-95.59%)Aug 14, 2025
- Increased$2.6M(553.22%)Dec 9, 2025
Frequently asked questions
- How many institutional investors hold DCO?
- 4 tracked institutional investors disclosed a position in DCO (DUCOMMUN INC DEL) in their most recent 13F filing.
- Who is the largest institutional holder of DCO?
- Izzy Englander, Millennium Management, holds the largest disclosed position in DCO, valued at $13M.
- Did institutional ownership of DCO increase or decrease?
- Across recent 13F filings, tracked investors recorded 7 new positions, 4 increased, 1 reduced, and 4 fully exited DCO.
- Where does this DCO ownership data come from?
- SEC Form 13F-HR filings, accessed via EDGAR. 13F filings are disclosed quarterly with a 45-day reporting delay and cover U.S.-listed long equity positions only. This is not investment advice.