| 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 | |||
| DIMENSIONAL FUND ADVISORS LP | 5.8% | $82,555,198 | 858,779 | Dimensional Fund Advisors LP | 30 Sep 2025 |
As of 30 Sep 2025, 202 institutional investors reported holding 13,232,865 shares of DUCOMMUN INC /DE/ - Common Stock (DCO). This represents 89% of the company’s total 14,806,534 outstanding shares.
The largest institutional shareholders of DUCOMMUN INC /DE/ - Common Stock (DCO) together control 67% of the company’s outstanding shares — a level of ownership often associated with strong institutional conviction and long‑term capital commitment.
| Institution | Ownership % | Shares Held | Share Change % | Portfolio % | Holdings Value |
|---|---|---|---|---|---|
| BlackRock, Inc. | 11% | 1,691,083 | -6.7% | 0% | $162,563,809 |
| DIMENSIONAL FUND ADVISORS LP | 5.8% | 858,779 | -11% | 0.02% | $82,550,654 |
| VANGUARD GROUP INC | 5.6% | 823,225 | +2.1% | 0% | $79,136,618 |
| PARADIGM CAPITAL MANAGEMENT INC/NY | 5.2% | 770,500 | -23% | 3.2% | $74,068,165 |
| STATE STREET CORP | 4.1% | 607,896 | +25% | 0% | $58,437,042 |
| GAMCO INVESTORS, INC. ET AL | 3.7% | 550,416 | -12% | 0.51% | $52,911,490 |
| RDST Capital LLC | 3.4% | 501,496 | -12% | 4.5% | $48,208,810 |
| BROWN ADVISORY INC | 3.2% | 469,130 | +128% | 0.06% | $45,097,467 |
| Ophir Asset Management Pty Ltd | 3.1% | 455,432 | +88% | 5.4% | $43,780,678 |
| GEODE CAPITAL MANAGEMENT, LLC | 2.2% | 327,472 | +0.74% | 0% | $31,484,892 |
| ALLIANCEBERNSTEIN L.P. | 2.2% | 319,470 | +5.4% | 0.01% | $30,710,651 |
| GW&K Investment Management, LLC | 2.1% | 313,580 | -2.8% | 0.27% | $30,145,000 |
| KENNEDY CAPITAL MANAGEMENT LLC | 1.9% | 287,298 | +18% | 0.61% | $27,617,957 |
| DEUTSCHE BANK AG\ | 1.7% | 247,131 | +0.59% | 0.01% | $23,756,703 |
| Aberdeen Group plc | 1.4% | 203,712 | 0.03% | $19,034,850 | |
| First Eagle Investment Management, LLC | 1.2% | 183,024 | -16% | 0.03% | $17,594,097 |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 1.2% | 173,819 | +7.8% | 0% | $16,709,220 |
| ROYAL BANK OF CANADA | 1.1% | 170,262 | -44% | 0% | $16,366,000 |
| Meros Investment Management, LP | 1.1% | 166,540 | -3.6% | 6.8% | $16,009,490 |
| DIAMOND HILL CAPITAL MANAGEMENT INC | 1% | 150,302 | -3.8% | 0.07% | $14,448,531 |
| RENAISSANCE TECHNOLOGIES LLC | 0.99% | 146,082 | +4.9% | 0.02% | $14,042,863 |
| Invesco Ltd. | 0.94% | 139,811 | +8.6% | 0% | $13,440,032 |
| THORNBURG INVESTMENT MANAGEMENT INC | 0.91% | 134,748 | 0.17% | $12,953,325 | |
| ROYCE & ASSOCIATES LP | 0.86% | 127,771 | -15% | 0.12% | $12,282,626 |
| NORTHERN TRUST CORP | 0.83% | 123,163 | +0.47% | 0% | $11,839,660 |
| Period | Reported Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2025 Q4 | 388,930 | $37,042,779 | +$2,008,688 | $95.13 | 17 |
| 2025 Q3 | 13,232,865 | $1,271,454,745 | +$12,060,904 | $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 |
| 2019 Q4 | 9,675,956 | $488,875,499 | +$6,218,522 | $50.53 | 127 |
| 2019 Q3 | 9,601,173 | $407,078,296 | +$263,800 | $42.40 | 125 |
| 2019 Q2 | 9,581,904 | $431,842,112 | +$3,070,331 | $45.07 | 125 |
| 2019 Q1 | 9,606,360 | $418,064,236 | +$22,358,631 | $43.52 | 109 |
| 2018 Q4 | 9,102,407 | $330,590,406 | -$11,643,326 | $36.32 | 108 |
| 2018 Q3 | 9,403,424 | $384,021,896 | -$2,077,446 | $40.84 | 104 |
| 2018 Q2 | 9,476,741 | $313,521,159 | +$1,437,393 | $33.09 | 100 |
| 2018 Q1 | 9,441,351 | $286,814,197 | +$5,173,021 | $30.38 | 97 |
| 2017 Q4 | 9,353,821 | $266,078,844 | +$2,024,653 | $28.45 | 96 |
| 2017 Q3 | 9,241,781 | $296,156,902 | +$7,193,125 | $32.05 | 97 |
| 2017 Q2 | 9,019,524 | $284,750,866 | -$1,165,952 | $31.58 | 96 |
| 2017 Q1 | 9,244,407 | $266,140,883 | +$16,160,024 | $28.79 | 103 |
| 2016 Q4 | 9,383,438 | $239,878,908 | +$15,798,394 | $25.56 | 107 |
| 2016 Q3 | 8,782,625 | $200,580,074 | +$2,321,907 | $22.84 | 92 |
| 2016 Q2 | 8,861,908 | $175,281,052 | +$7,325,598 | $19.78 | 91 |
| 2016 Q1 | 8,533,418 | $130,132,000 | -$1,008,350 | $15.25 | 89 |
| 2015 Q4 | 8,612,961 | $139,695,355 | -$4,326,910 | $16.22 | 91 |
| 2015 Q3 | 8,735,993 | $175,311,927 | +$2,639,997 | $20.07 | 98 |
| 2015 Q2 | 8,595,986 | $220,644,404 | +$5,217,435 | $25.67 | 99 |
| 2015 Q1 | 8,390,794 | $217,359,437 | +$2,957,132 | $25.90 | 107 |
| 2014 Q4 | 8,275,433 | $209,400,054 | +$3,836,275 | $25.28 | 102 |
| 2014 Q3 | 8,161,242 | $223,688,291 | +$5,873,613 | $27.41 | 111 |
| 2014 Q2 | 7,954,021 | $208,104,549 | +$3,318,413 | $26.13 | 96 |
| 2014 Q1 | 7,857,511 | $196,926,439 | +$3,973,531 | $25.06 | 106 |