Ducommun Inc /De/ (DCO) Institutional Ownership

Institutions by Trading Activity

Ownership Statistics

14,978,000Shares Outstanding

13,504,350Shares held by institutions

$1,715,592,624Value of institutional holdings

90.16%Institutional ownership %

-1.50%Shares Changed QoQ

201No. of institutional investors

Shares Owned by Institutions

Shares Purchased/Sold by Institutions

Ownership Summary

Ducommun Inc /De/ (NYSE:DCO) showed up in the 13F filings of 201 institutional investors as of December 2025.

These investors collectively held 89.5% of Ducommun's outstanding shares in December 2025, down from 92.4% in September 2025.
Their total shares held in DCO decreased -1.6% from the prior quarter, while the number of investors in Ducommun increased 19.64% year over year.
Of these 201 funds, 93 grew their exposure to Ducommun, 75 cut back, and 33 maintained positions.
Combined, these investors held 13.4Mn shares in DCO for December 2025, down by 218.39K shares quarter on quarter, and down 21.41K shares year over year.
As of December 31, 2025, BlackRock, Inc. held the largest stake in Ducommun with 1.68Mn shares, accounting for 11.23% of total shares outstanding.
The biggest buyers of Ducommun for the quarter ending December 2025 included LOOMIS SAYLES & CO L P (273.6K), WCM INVESTMENT MANAGEMENT, LLC (126.75K), Goldman Sachs Group Inc (117.59K), Phocas Financial Corp. (114.55K), MILLENNIUM MANAGEMENT LLC (85.06K).
Leading sellers of Ducommun shares for the quarter ending December 2025 were RDST Capital LLC (612.63K), DIMENSIONAL FUND ADVISORS LP (109.27K), Royal Bank Of Canada (102.66K), Barclays Plc (84.78K), RENAISSANCE TECHNOLOGIES LLC (56.38K).
According to Business Quant data, leading holders of DCO for December 2025 are BlackRock, Inc. (1.68Mn), VANGUARD GROUP INC (842.37K), PARADIGM CAPITAL MANAGEMENT INC/NY (770.5K), DIMENSIONAL FUND ADVISORS LP (749.51K), State Street Corp (670.97K), GAMCO INVESTORS, INC. ET AL (517.1K), BROWN ADVISORY INC (433.58K), Ophir Asset Management Pty Ltd (429.2K), RDST Capital LLC (390.36K), GEODE CAPITAL MANAGEMENT, LLC (333.37K).

201 Institutional Holders

13,504,350 Total Shares Held

Rows:

Download Data

Owner Name	Date	Shares Held	Change (QoQ)	Change (%)	Value (USD)
BlackRock, Inc.	31 Dec, 2025	1,682,647	-8,436	-0.50%	$160,070,210.00
VANGUARD GROUP INC	31 Dec, 2025	842,368	19,143	2.33%	$80,134,467.00
PARADIGM CAPITAL MANAGEMENT INC/NY	31 Dec, 2025	770,500	0	0.00%	$73,297,665.00
DIMENSIONAL FUND ADVISORS LP	31 Dec, 2025	749,513	-109,266	-12.72%	$71,300,971.00
State Street Corp	31 Dec, 2025	670,966	63,070	10.38%	$63,828,996.00
GAMCO INVESTORS, INC. ET AL	31 Dec, 2025	517,100	-33,316	-6.05%	$49,191,723.00
BROWN ADVISORY INC	31 Dec, 2025	433,585	-35,545	-7.58%	$41,246,941.00
Ophir Asset Management Pty Ltd	31 Dec, 2025	429,204	-26,228	-5.76%	$40,830,177.00
RDST Capital LLC	31 Dec, 2025	390,363	-612,629	-61.08%	$37,135,232.00
GEODE CAPITAL MANAGEMENT, LLC	31 Dec, 2025	333,371	5,899	1.80%	$31,719,573.00
GW&K Investment Management, LLC	31 Dec, 2025	319,772	6,192	1.97%	$30,420.00
ALLIANCEBERNSTEIN L.P.	31 Dec, 2025	290,945	-28,525	-8.93%	$27,677,598.00
LOOMIS SAYLES & CO L P	31 Dec, 2025	273,605	273,605	0.00%	$26,028,043.00
KENNEDY CAPITAL MANAGEMENT LLC	31 Dec, 2025	262,003	-25,295	-8.80%	$24,924,345.00
Phocas Financial Corp.	31 Dec, 2025	229,668	114,552	99.51%	$21,848,316.00
DEUTSCHE BANK AG\	31 Dec, 2025	225,351	-21,780	-8.81%	$21,437,641.00
Aberdeen Group plc	31 Dec, 2025	218,433	14,721	7.23%	$20,779,532.00
CHARLES SCHWAB INVESTMENT MANAGEMENT INC	31 Dec, 2025	191,314	17,495	10.07%	$18,199,701.00
Goldman Sachs Group Inc	31 Dec, 2025	188,656	117,589	165.46%	$17,946,846.00
VAN ECK ASSOCIATES CORP	31 Dec, 2025	186,835	82,859	79.69%	$17,774.00

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