Ducommun
DCO · NYSE
Who owns DCO
Largest institutional holders, from their latest 13F filings
The 10 largest institutions hold 43.2% of DCO’s shares.
- BlackRock Institutional Trust Company, N.A.9.3%
- State Street Investment Management (US)6.3%
- Paradigm Capital Management, Inc.5.1%
- Vanguard Capital Management, LLC4.2%
- Next 6 largest institutions18.4%
- All other shareholders56.8%
| Holder | Shares | % of shares |
|---|---|---|
| BlackRock Institutional Trust Company, N.A. | 1.40M | 9.27% |
| State Street Investment Management (US) | 945.11K | 6.26% |
| Paradigm Capital Management, Inc. | 770.50K | 5.11% |
| Vanguard Capital Management, LLC | 627.55K | 4.16% |
| Fidelity Management & Research Company LLC | 568.61K | 3.77% |
| Gabelli Funds, LLC | 525.06K | 3.48% |
| Oswald (Stephen G.) | 443.17K | 2.94% |
| VanEck Asset Management B.V. | 429.52K | 2.85% |
| Van Eck Associates Corporation | 427.60K | 2.83% |
| GW&K Investment Management, LLC | 381.55K | 2.53% |
Largest mutual fund holders
| Holder | Shares | % of shares |
|---|---|---|
| State Street SPDR S&P Aerospace & Defense ETF | 497.03K | 3.29% |
| Vanguard Total Stock Market Index Fund | 455.79K | 3.02% |
| First Trust RBA Amer Industrial Renaissance ETF | 448.66K | 2.97% |
| VanEck Space Innovators UCITS ETF Fund | 433.42K | 2.87% |
| iShares Russell 2000 ETF | 364.90K | 2.42% |
Insider trades
Form 4 filings by officers, directors and large holders
Over the last 6 months, insiders sold $4.25M (7 trades) of DCO on the open market, with no buys.
| Insider | Type | Shares | Value |
|---|---|---|---|
| Oswald Stephen G | Sale | 2.50K | $509.87K |
| Oswald Stephen G | Option exercise | 10.00K | — |
| Oswald Stephen G | Tax withholding | 6.11K | $1.26M |
| Oswald Stephen G | Option exercise | 10.00K | $329.00K |
| Oswald Stephen G | Gift | 2.24K | — |
| Oswald Stephen G | Sale | 5.77K | $1.16M |
| Oswald Stephen G | Gift | 3.40K | — |
| Oswald Stephen G | Sale | 5.77K | $1.16M |
| Oswald Stephen G | Option exercise | 15.00K | — |
| Oswald Stephen G | Tax withholding | 9.23K | $1.80M |
Congressional trades
Disclosed by members of Congress over the last 12 months
| Member | Type | Amount | Traded |
|---|---|---|---|
| Gilbert CisnerosHouse | Sale | $1K–$15K | Aug 7, 2026 |
Short interest
Settled Sep 30, 2026
- Shares short
- 796.66K
- Days to cover
- 3.05
- % of shares outstanding
- 5.28%
- Average daily volume
- 261.57K
- Change since last report
- −6.9%
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