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Ducommun Inc /De/
$186.60 -3.65 (-1.92%) At close · Jul 2
Market Cap
$2.81B
Shares
15,085,559

Institutional ownership from SEC Form 13F filings. Investment managers with more than $100 million in U.S. equities must disclose their positions every quarter, within 45 days of quarter-end, so the holdings shown can lag the market by up to a quarter.

The Jun 30, 2026 filing window is still open — showing the latest known positions. Funds that have not filed yet carry their prior-quarter positions; a fund that filed without this stock counts as sold out.
Holders: 224
Total Value: $1,649,082,518
Total Shares: 13,516,388
Showing 1–100 of 227 holdings by value · page 1 of 3

Institutional Ownership Trend

26 quarters

Holder Concentration

Across 224 13F filers
Top Holder
13.1%
Jun 2023 → Mar 2026 · range 10.0% – 14.3%
of institutional value
Top 5
32.9%
Jun 2023 → Mar 2026 · range 32.9% – 45.1%
of institutional value
Top 10
46.1%
Jun 2023 → Mar 2026 · range 46.1% – 61.1%
of institutional value
HHI
363
Jun 2023 → Mar 2026 · range 363 – 539
Broadly held
Showing 100 of 227
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Holder Value (USD) % of 13F Shares Open
Key facts CIK 30305 CUSIP 264147109 13F (30d) 3 filings 3 filers Visit website Investor relations