Latest Period
Q1 2026
Security Snapshot
DUCOMMUN INC /DE/ - COMMON STOCK (DCO) Institutional Ownership
CUSIP: 264147109
13F Institutional Holders and Ownership History from Q1 2014 to Q1 2026
Institutions Reporting
222
Shares (Excl. Options)
13,601,648
Price
$122.00
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- Security type / class
- Equity / COMMON STOCK
- Symbol
- DCO on NYSE
- All holders as of 31 Mar 2026
- Q1 2026
- Total 13F shares
- 13,601,648
- Total 13F value
- $1,652,596,376
- Portfolio coverage rank
- 0%
- Share change
- +230,627
- Value change
- +$43,108,105
- Number of holders
- 222
- Shares outstanding
- 15,106,558
- SEC-reported price per share
- $151.15
- Insider filing price
- $151.15
Latest holder snapshot
5 signals
Issuer context
Names, identifiers, and filing context for this profile.
3 identity fields
13F Shares, Excluding Options vs Price
13F Value, Excluding Options
Total Investors
Key facts
- DCO - DUCOMMUN INC /DE/ - COMMON STOCK is tracked under CUSIP 264147109.
- 222 institutions reported positions in Q1 2026.
- 4 significant owners is listed from Schedule 13D/13G reporting.
Change
- Holder count moved from 207 to 222 between Q4 2025 and Q1 2026.
- SEC-reported value moved from $1,268,723,904 to $1,652,596,376.
Research use
- You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
- 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.
Evidence
Source: SEC Form 13F
Open SEC evidence
Latest holder context comes from 222 institutions filings for Q1 2026.
Security key
264147109
Latest holder period
Q1 2026
13F holders
222
13D/G owners
4
CIK / CUSIP context first
Open Q1 2026 holders
DCO full holder history
DUCOMMUN INC /DE/ SEC filings
DUCOMMUN INC /DE/ company facts
DUCOMMUN INC /DE/ insider transactions
Broader feeds
Recent Quarterly Holder Reports
Open recent reporting periods for CUSIP 264147109:
13D/G owners
Significant owners
Large-stake holder rows connected to Schedule 13D/G evidence.
Rows
4
Security
DCO
| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| BlackRock, Inc. | 8.1% | $67,523,772 | 1,198,505 | BlackRock, Inc. | 31 Mar 2025 | |||
| STATE STREET CORP | 5.2% | $109,967,885 | 785,541 | STATE STREET CORPORATION | 31 Mar 2026 | |||
| DIMENSIONAL FUND ADVISORS LP | 3.4% | -40% | $62,484,374 | -$42,286,664 | 512,167 | -40% | Dimensional Fund Advisors LP | 31 Mar 2026 |
| GAMCO INVESTORS, INC. ET AL | 3.2% | $44,861,976 | 471,586 | GAMCO Asset Management Inc. | 09 Mar 2026 |
As of 31 Mar 2026, 222 institutional investors reported holding 13,601,648 shares of DUCOMMUN INC /DE/ - COMMON STOCK (DCO). This represents 90% of the company’s total 15,106,558 outstanding shares.
13F concentration
Top 25 institutional shareholders
Largest 13F positions for this security by reported shares and value.
Top holder share
63%
| Institution | Ownership % | Shares Held | Share Change % | Portfolio % | Holdings Value |
|---|---|---|---|---|---|
| BlackRock, Inc. | 12% | 1,769,223 | +5.1% | 0% | $215,845,206 |
| STATE STREET CORP | 5.2% | 785,541 | +17% | 0% | $95,836,002 |
| PARADIGM CAPITAL MANAGEMENT INC/NY | 5.1% | 770,500 | 0% | 3.6% | $94,001,000 |
| VANGUARD CAPITAL MANAGEMENT LLC | 4.1% | 612,941 | 0% | 0% | $74,778,802 |
| DIMENSIONAL FUND ADVISORS LP | 3.4% | 512,167 | -32% | 0.01% | $62,478,740 |
| GAMCO INVESTORS, INC. ET AL | 3% | 449,461 | -13% | 0.54% | $54,834,242 |
| BROWN ADVISORY INC | 2.3% | 349,286 | -19% | 0.07% | $42,612,947 |
| GEODE CAPITAL MANAGEMENT, LLC | 2.2% | 334,954 | +0.47% | 0% | $40,872,614 |
| VICTORY CAPITAL MANAGEMENT INC | 2.2% | 330,095 | +2337% | 0.03% | $40,271,590 |
| Ophir Asset Management Pty Ltd | 2.1% | 312,937 | -27% | 4.4% | $38,178,314 |
| GW&K Investment Management, LLC | 2.1% | 312,033 | -2.4% | 0.34% | $38,068,000 |
| DEUTSCHE BANK AG\ | 2% | 302,229 | +34% | 0.01% | $36,871,938 |
| VAN ECK ASSOCIATES CORP | 1.7% | 253,987 | +36% | 0.02% | $30,986,000 |
| LOOMIS SAYLES & CO L P | 1.7% | 252,529 | -7.7% | 0.04% | $30,808,538 |
| Nuveen, LLC | 1.7% | 249,658 | +333% | 0.01% | $30,458,276 |
| AMERICAN CENTURY COMPANIES INC | 1.5% | 225,797 | +82% | 0.01% | $27,547,234 |
| ALLIANCEBERNSTEIN L.P. | 1.5% | 224,716 | -23% | 0.01% | $21,377,233 |
| AMERIPRISE FINANCIAL INC | 1.4% | 217,471 | +4512% | 0.01% | $26,531,462 |
| Aberdeen Group plc | 1.4% | 204,340 | -6.5% | 0.04% | $24,929,480 |
| KENNEDY CAPITAL MANAGEMENT LLC | 1.2% | 186,301 | -29% | 0.48% | $22,728,722 |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 1.2% | 183,639 | -4% | 0% | $22,403,958 |
| GOLDMAN SACHS GROUP INC | 1.1% | 162,561 | +72% | 0% | $19,832,442 |
| FMR LLC | 1% | 155,362 | +18% | 0% | $18,954,169 |
| First Eagle Investment Management, LLC | 1% | 153,776 | -15% | 0.03% | $18,760,672 |
| Invesco Ltd. | 0.99% | 149,969 | +12% | 0% | $18,296,218 |
Quarter history
Institutional holders across reporting periods
Holder count, reported shares/value, and median price by quarter.
Periods
49
Latest
Q1 2026
Rows shown
1-25 of 49
| Period | 13F Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2026 Q1 | 13,601,648 | $1,652,596,376 | +$43,108,105 | $122.00 | 222 |
| 2025 Q4 | 13,333,936 | $1,268,723,904 | +$11,513,099 | $95.13 | 207 |
| 2025 Q3 | 13,232,865 | $1,271,454,745 | +$10,570,696 | $96.13 | 202 |
| 2025 Q2 | 13,157,220 | $1,089,353,155 | +$32,496,213 | $82.63 | 177 |
| 2025 Q1 | 12,996,692 | $754,225,736 | +$9,016,787 | $58.03 | 171 |
| 2024 Q4 | 12,834,019 | $816,828,797 | +$75,960,991 | $63.66 | 171 |
| 2024 Q3 | 11,582,789 | $762,486,993 | +$2,233,982 | $65.83 | 148 |
| 2024 Q2 | 11,498,432 | $667,494,676 | -$9,243,909 | $58.06 | 136 |
| 2024 Q1 | 11,723,672 | $601,276,474 | -$52,595,942 | $51.30 | 129 |
| 2023 Q4 | 12,719,544 | $662,161,309 | -$13,274,711 | $52.06 | 132 |
| 2023 Q3 | 12,984,752 | $565,156,053 | +$20,784,415 | $43.51 | 122 |
| 2023 Q2 | 12,508,100 | $544,982,665 | +$99,974,818 | $43.57 | 134 |
| 2023 Q1 | 10,208,994 | $558,383,534 | +$10,247,439 | $54.71 | 133 |
| 2022 Q4 | 10,098,603 | $504,475,710 | -$290,342 | $49.96 | 124 |
| 2022 Q3 | 10,117,026 | $401,231,722 | -$5,556,726 | $39.66 | 110 |
| 2022 Q2 | 10,239,242 | $440,689,744 | +$6,771,654 | $43.04 | 116 |
| 2022 Q1 | 10,115,941 | $529,925,660 | +$2,665,119 | $52.39 | 119 |
| 2021 Q4 | 10,083,106 | $471,622,752 | -$1,414,414 | $46.77 | 109 |
| 2021 Q3 | 9,883,544 | $497,673,610 | +$4,050,755 | $50.35 | 103 |
| 2021 Q2 | 9,825,739 | $536,070,952 | -$3,632,374 | $54.56 | 110 |
| 2021 Q1 | 9,891,387 | $593,924,040 | +$2,077,513 | $60.00 | 111 |
| 2020 Q4 | 9,864,449 | $529,658,262 | +$4,601,288 | $53.70 | 116 |
| 2020 Q3 | 9,787,604 | $322,176,141 | -$4,550,171 | $32.92 | 96 |
| 2020 Q2 | 9,930,232 | $346,257,272 | +$11,642,921 | $34.87 | 103 |
| 2020 Q1 | 9,674,593 | $240,405,988 | -$11,106,881 | $24.85 | 105 |