Ducommun Incorporated (DCO) Insider Trading
Over the last 3 months, DCO insiders made 0 open-market buys and 2 sales, a net sale of -$1.7M (SEC Form 4). Over the last 6 months, 164 institutions increased and 160 reduced their position (13F).
Insider Activity
Sentiment
0/100
Buys (3m)
0
Sells (3m)
2
Net (3m)
-$1.7M
Insider trades by month Buys Sells
Dec
Nov
Dec
Mar
May
Aug
Context3-month price +15.3%Institutions accumulating (13F)
| Date | Insider | Type | Shares | Price |
|---|---|---|---|---|
| Aug 19, 2026 | Oswald Stephen Gdirector, officer: Chairman, President & CEO | Sell | 2,500 | $203.95 |
| Aug 19, 2026 | Oswald Stephen Gdirector, officer: Chairman, President & CEO | Option | 10,000 | $32.90 |
| Aug 19, 2026 | Oswald Stephen Gdirector, officer: Chairman, President & CEO | Tax | 6,111 | $206.98 |
| Aug 13, 2026 | Oswald Stephen Gdirector, officer: Chairman, President & CEO | Sell | 5,766 | $201.15 |
| Aug 13, 2026 | Oswald Stephen Gdirector, officer: Chairman, President & CEO | Tax | 9,234 | $194.85 |
| Aug 13, 2026 | Oswald Stephen Gdirector, officer: Chairman, President & CEO | Option | 15,000 | $32.90 |
| May 29, 2026 | Kramer Sheila G.director | Grant | 1,200 | — |
| May 29, 2026 | BOEHLE DANIEL L.director | Grant | 1,200 | — |
| May 29, 2026 | Carter David B.director | Grant | 1,200 | — |
| May 29, 2026 | Strycker Samara Adirector | Grant | 1,200 | — |
| May 29, 2026 | Korte Daniel G.director | Grant | 1,200 | — |
| May 29, 2026 | Gonzalez Laureen S.officer: V.P., CHRO | Sell | 589 | $151.99 |
| May 29, 2026 | Caylor Mark Adirector | Grant | 1,200 | — |
| May 29, 2026 | Drazba Shirleydirector | Grant | 1,200 | — |
| May 22, 2026 | Mookerji Suman B.officer: Sr. V.P., C.F.O. | Sell | 1,514 | $145.00 |
| May 20, 2026 | Tata Rajiv A.officer: V.P., G.C. & Corp. Secretary | Sell | 1,612 | $145.00 |
| May 18, 2026 | Mookerji Suman B.officer: Sr. V.P., C.F.O. | Tax | 1,239 | $15159.00 |
| May 18, 2026 | Mookerji Suman B.officer: Sr. V.P., C.F.O. | Tax | 4,783 | $151.59 |
| May 15, 2026 | Tata Rajiv A.officer: V.P., G.C. & Corp. Secretary | Tax | 549 | $151.59 |
| May 15, 2026 | Mookerji Suman B.officer: Sr. V.P., C.F.O. | Tax | 4,728 | $151.59 |
| May 15, 2026 | Gonzalez Laureen S.officer: V.P., CHRO | Tax | 321 | $151.59 |
| May 15, 2026 | Mookerji Suman B.officer: Sr. V.P., C.F.O. | Option | 7,500 | $40.44 |
| May 15, 2026 | Mookerji Suman B.officer: Sr. V.P., C.F.O. | Tax | 1,239 | $151.59 |
| May 15, 2026 | Redondo Jerry Lofficer: S.V.P., Elec. & Struc. Systems | Sell | 5,682 | $154.36 |
| May 15, 2026 | Redondo Jerry Lofficer: S.V.P., Elec. & Struc. Systems | Tax | 898 | $151.59 |
| May 15, 2026 | Oswald Stephen Gdirector, officer: Chairman, President & CEO | Tax | 2,185 | $151.59 |
| May 12, 2026 | Oswald Stephen Gdirector, officer: Chairman, President & CEO | Tax | 2,546 | $137.23 |
| May 12, 2026 | Redondo Jerry Lofficer: S.V.P., Elec. & Struc. Systems | Tax | 748 | $137.23 |
| May 12, 2026 | Tata Rajiv A.officer: V.P., G.C. & Corp. Secretary | Tax | 616 | $137.23 |
| May 12, 2026 | Mookerji Suman B.officer: Sr. V.P., C.F.O. | Tax | 1,155 | $137.23 |
Source: DCO SEC Form 4 filings, latest Aug 19, 2026. For informational purposes only — not investment advice.
Institutional activity (13F)
How institutions changed their DCO positions over the last 6 months (SEC Form 13F).
Increased
164
New positions
107
Reduced
160
Sold out
17
Largest moves
| Institution | Action | Shares | Filed |
|---|---|---|---|
| BlackRock, Inc. | Increased | 1.9M | Aug 7, 2026 |
| BLACKROCK, INC. | Increased | 1.8M | May 13, 2026 |
| STATE STREET CORP | Increased | 945K | Aug 7, 2026 |
| STATE STREET CORP | Increased | 786K | May 15, 2026 |
| FMR LLC | Increased | 776K | Aug 13, 2026 |
| PARADIGM CAPITAL MANAGEMENT INC/NY | Unchanged | 771K | May 14, 2026 |
| PARADIGM CAPITAL MANAGEMENT INC/NY | Unchanged | 771K | Aug 13, 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC | Increased | 628K | Aug 13, 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC | New Position | 613K | May 15, 2026 |
| DIMENSIONAL FUND ADVISORS LP | Reduced | 512K | May 7, 2026 |
| GAMCO INVESTORS, INC. ET AL | Reduced | 449K | May 14, 2026 |
| GAMCO INVESTORS, INC. ET AL | Reduced | 428K | Aug 12, 2026 |
| VAN ECK ASSOCIATES CORP | Increased | 428K | Aug 14, 2026 |
| GW&K Investment Management, LLC | Increased | 382K | Aug 12, 2026 |
| DIMENSIONAL FUND ADVISORS LP | Reduced | 364K | Aug 11, 2026 |
Source: SEC Form 13F filings. For informational purposes only — not investment advice.