Security key
264147109
- Security type / class
- Equity / COMMON STOCK
- Total 13F shares
- 10,208,994
- Total 13F value
- $558,383,534
- Share change
- +186,576
- Put/Call ratio
- 257%
- SEC-reported price per share
- $54.71
- Number of holders
- 133
- Value change
- +$10,247,439
- Number of buys
- 69
- Number of sells
- 46
- Shares outstanding
- 15,106,558
Holder snapshot
7 signals
Open additional details 1 more signal available
Security identity
Names, identifiers, and filing context for this profile.
1 source field
Report period
Q1 2023
Institutions
133
Top holders
10
DCO full security history
Ownership snapshot
Full 13F holder table
Newer quarter: Q2 2026
DUCOMMUN INC /DE/ SEC filings
DUCOMMUN INC /DE/ company facts
Broader feeds
Reporting periods
Holder history for CUSIP 264147109
Recent filing periods:
Ownership snapshot
Top reported holders of DCO - DUCOMMUN INC /DE/ - COMMON STOCK (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.
Comparable stake leader
DIMENSIONAL FUND ADVISORS LP
Disclosed value leader
DIMENSIONAL FUND ADVISORS LP
Comparable rows
15/15
Latest evidence
31 Dec 2022
13F
Lead comparable stake: 6.2%
Showing 1-6 of 15 holder rows.
Quick read
DIMENSIONAL FUND ADVISORS LP leads the comparable SEC ownership view at 6.2%.
15 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.
Open SEC evidence
Opens DIMENSIONAL FUND ADVISORS LP's linked filing trail.
Comparable ownership
Top 5
DIMENSIONAL FUND ADVISORS LP
6.2%
BlackRock Finance, Inc.
5.9%
PARADIGM CAPITAL MANAGEMENT INC/NY
4.7%
WILLIAM BLAIR INVESTMENT MANAGEME...
3.7%
VANGUARD GROUP INC
3.6%
Ownership % is shown only when SEC disclosures are safely comparable across share classes.
Detailed SEC evidence table Showing 1-6 of 15 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| DIMENSIONAL FUND ADVISORS LP |
13F
Company
|
6.2%
|
$46,741,000
935,575 shares
|
— | 31 Dec 2022 |
| BlackRock Finance, Inc. |
13F
Company
|
5.9%
|
$44,774,900
896,215 shares
|
— | 31 Dec 2022 |
| PARADIGM CAPITAL MANAGEMENT INC/NY |
13F
Company
|
4.7%
|
$35,502,325
710,615 shares
|
— | 31 Dec 2022 |
| WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC |
13F
Company
|
3.7%
|
$27,695,226
554,348 shares
|
— | 31 Dec 2022 |
| VANGUARD GROUP INC |
13F
Company
|
3.6%
|
$26,918,499
538,801 shares
|
— | 31 Dec 2022 |
| WELLINGTON MANAGEMENT GROUP LLP |
13F
Company
|
3.2%
|
$23,968,211
479,748 shares
|
— | 31 Dec 2022 |
How to read this table
Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
13F holder rows
Institutional holders as of Q1 2023
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
133
Shares
10,208,994
Rows available
133
| Investor | Option | Weight % | Change % | SEC-reported value | * Price | Shares | Share Change | Activity | Report Period |
|---|
* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.
Compare Q1 2023 vs Q1 2023 Across Filers
Q1 2023 holders
133
Q1 2023 holders
133
Holder diff
0
| Investor | Q1 2023 Shares | Q1 2023 Shares | Share Diff | Share Chg % | Q1 2023 value | Q1 2023 value | Value change | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend