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DUCOMMUN INC DEL (DCO)

Institutional ownership, SEC filings and insider activity

Sector: Industry · SEC CIK 0000030305 · EDGAR filings · Updated 2026-06-11

DUCOMMUN INC DEL (DCO) has reported institutional ownership of 90.2%, with 223 institutional managers holding positions valued at $1.65B per the latest 13F reporting period. SEC filings include an active non-reliance notice on previously issued financial statements (8-K Item 4.02).

Institutional ownership
90.2%
Institutional managers
223
Reported 13F value
$1.65B
Insider activity
62 trans.
−$4.70M net selling
Data flags
1 active
from SEC filings

Latest updates

Institutional ownership overview

According to SEC 13F filings tracked by Sightfile, DUCOMMUN INC DEL has 223 institutional holders and institutional ownership of 90.2%.

Insider activity

Insiders reported 62 transactions (0 buys, 5 sells) across 12 reporting insiders, with a net reported value of −$4.70M.

Data flags from SEC filings

Active non-reliance notice on previously issued financial statements (8-K Item 4.02), most recently filed 2026-05-01 (recurring since 2026-05-01) — source filing. The authoritative details are those stated in the filing itself.

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Sightfile provides information only — not investment advice, recommendations, or an assessment of any security. Data is derived from official public sources (SEC EDGAR and U.S. government agencies), may contain errors or delays, and should be verified against the source filing before relying on it.
Data sources: SEC EDGAR (filings, 13F, FTD), aggregated by Sightfile. Page updated 2026-06-11.