Mustard Seed Investor logo: a sprouting mustard seedMustard Seed Investor
← All stocks
DCOIndustrialsCommon Stock

Ducommun Inc

Held by 12 tracked managers as of Q2 2026 · CUSIP ⓘCUSIP: A 9-character ID for one specific security - one share class of one company, or one bond. Tickers can change and can mean different things in different countries; a CUSIP always identifies exactly the same security, which is why filings use it. Guide 264147109 · Sector ⓘGICS sectors: The 11-sector system most investors know (Global Industry Classification Standard): Technology, Health Care, Financials and so on. This site assigns each company a GICS-style sector from its SIC code, with a few hand corrections, so sector pages match the names investors expect. Guide

Download report
In plain English: 12 of the investors we track own this stock. In the latest quarter, 8 of them bought more of it and 4 sold some or all of theirs (3 bought it for the first time). That tells you what they did last quarter — not what the stock will do next.

Educational and informational only, not personalized investment advice. Based on public filings that may be delayed or contain errors; verify with the original filings. Disclaimer

Managers holding
12
+3 vs last quarter (like-for-like)
Total value held
$207.65M
Across tracked managers
Average weight ⓘOn average, how big this stock is in the portfolios that own it (its share of each manager's reported portfolio value).
0.5%
Of each manager's book
QoQ value ⓘLike-for-like: only managers that filed both quarters are compared, so a manager filing late (or confidentially) does not look like buying or selling. Includes price changes.
+$74.73M
+56.2% vs last quarter
Net shares bought
+31.6K
Est. net flow +$5.86M
Quarter activity
8 bought · 4 sold
3 new · 0 sold out

Tracked capital in this stock

Total value held (area) and number of managers (line). Dips can mean a large holder filed that quarter confidentially (e.g. Norges Bank in Q1/Q3).

Chart: Tracked capital in this stock

Aggregate buying and selling

Net share change reported each quarter

Chart: Aggregate buying and selling

Who owns DCO?

🔒 The 'who added and who trimmed' chart is a Plus feature

You're viewing the Free plan. Upgrade to unlock The 'who added and who trimmed' chart — every paid plan starts with a 7-day free trial, and you can cancel in two clicks.

See plans & upgrade Sign in

Who owns DCO? — Q2 2026

Holders ranked by position size, with each one's quarter-over-quarter change.

CSV Excel
Column filters

Numbers accept 1.5M, 2B, 250K. Percent columns take percent (5 = 5%).

# Manager Fund Shares Value ↓ % of their portfolio QoQ Δ shares Δ shares % Est. Δ value ⓘChange in shares × this quarter's price
1 Mario Gabelli GAMCO Investors 427.83K $79.24M 0.7% Reduced -21.6K -4.8% -$4.01M
2 Two Sigma Two Sigma Investments 192.46K $35.65M 0.0% Added +91.3K +90.2% +$16.91M
3 Matthew McLennan First Eagle Investment Management 176.38K $32.67M 0.1% Added +22.6K +14.7% +$4.19M
4 Diamond Hill Diamond Hill Capital Management 123.16K $22.81M 0.2% Added +12.6K +11.4% +$2.33M
5 Chuck Royce Royce & Associates 84.74K $15.69M 0.1% Added +160 +0.2% +$29.63K
6 Steve Cohen Point72 Asset Management 55.98K $10.37M 0.0% New +56.0K — +$10.37M
7 Orchard Capital Orchard Capital Management 23.72K $4.39M 4.8% Reduced -5.2K -18.0% -$961.05K
8 Ken Griffin Citadel Advisors 14.19K $2.63M 0.0% Added +8.9K +169.5% +$1.65M
9 Jim Simons Renaissance Technologies 10.70K $1.98M 0.0% Reduced -36.5K -77.3% -$6.76M
10 Israel Englander Millennium Management 6.88K $1.27M 0.0% Reduced -101.7K -93.7% -$18.84M
11 Ray Dalio Bridgewater Associates 5.08K $939.94K 0.0% New +5.1K — +$939.94K
12 Barrow Hanley Barrow Hanley Mewhinney & Strauss 78 $14.45K 0.0% New +78 — +$14.45K

Sold out completely this quarter

CSV Excel
Column filters

Numbers accept 1.5M, 2B, 250K. Percent columns take percent (5 = 5%).

No tracked manager sold out of this stock this quarter.

Politician trades

Politician trades in DCO

CSV Excel
Column filters

Numbers accept 1.5M, 2B, 250K. Percent columns take percent (5 = 5%).

No politician trades match these filters.