Ducommun DCO Institutional Ownership

NYSE DCO

$159.85 -8.74 (-5.18%)

As of: Oct 22, 2026 · 3:59 PM EDT

Institutions by Trading Activity

267 Institutions

Increased 156 58.4%

Unchanged 28 10.5%

Reduced 83 31.1%

Ownership Statistics

13F · as of 30 Jun, 2026

Institutional Ownership

95.81%

▲+4.78 pp QoQ

Shares Held by Institutions

14.45Mn

of 15.08Mn outstanding

▲+6.20% QoQ

Shares Outstanding

15.08Mn

632.36K held outside 13F filers

Institutional Investors

267

filed 13F for Jun 2026

▲+45 vs prior quarter

Net Shares Added (QoQ)

+843.13K

accumulated since last quarter

Value of Holdings

$2.44Bn

reported market value

Shares Owned by Institutions

Shares held % of outstanding

Latest —

Average ownership —

Peak ownership —

Shares Purchased/Sold by Institutions

Accumulated Distributed

Latest quarter —

Net over range —

Accumulating quarters —

Ownership Summary

Updated Oct 11, 2026

Ducommun Inc (NYSE:DCO) appeared in the 13F filings of 267 institutional investors for the quarter ended June 30, 2026.

These investors held 95.81% of outstanding shares in Q2 2026, up from 91.02% the quarter before.
Total holdings of Ducommun shares rose 6.20% from Q1 2026, and the number of holders rose 52.57% from Q2 2025.
Of these 267 holders, 156 added to their positions, 83 reduced their stakes and 28 left their positions unchanged.
Altogether, institutional holders owned 14.45Mn DCO shares at the end of Q2 2026, up 843.13K from the prior quarter and up 1.39Mn from a year earlier.
BlackRock, Inc. held the largest position in DCO at 1.94Mn shares as of June 30, 2026, or 12.87% of shares outstanding.
Among existing holders, the largest additions to Ducommun in Q2 2026 came from FMR LLC (+620.84K shares), Van Eck Associates Corp (+173.62K shares), BlackRock, Inc. (+171.25K shares), State Street Corp (+159.57K shares) and New York State Common Retirement Fund (+96.16K shares).
Among holders that kept a stake in Ducommun, the biggest sellers in Q2 2026 were Ophir Asset Management Pty Ltd (-173.34K shares), American Century Companies Inc (-150.65K shares), Dimensional Fund Advisors LP (-148.33K shares), Millennium Management LLC (-101.71K shares) and Nuveen, LLC (-93.16K shares).
Per Business Quant data, the 10 largest holders of Ducommun at the end of Q2 2026 were BlackRock, Inc. (1.94Mn shares), State Street Corp (945.11K shares), FMR LLC (776.2K shares), Paradigm Capital Management Inc (770.5K shares), Vanguard Capital Management LLC (627.55K shares), Gamco Investors, Inc. (427.83K shares), Van Eck Associates Corp (427.6K shares), GW&K Investment Management, LLC (381.55K shares), Dimensional Fund Advisors LP (363.84K shares) and Geode Capital Management, LLC (348.86K shares).

Form 13F Holdings

267 Institutional Holders

Report period 30 Jun, 2026

Total shares held 14.45Mn

Of outstanding 95.81%

#	Institution	CIK	Shares Held	% of Outstanding	Change (QoQ)	Change (%)	Value (USD)
1	BlackRock, Inc.	0002012383	1,940,474	12.87%	▲171,251	+9.68%	$359.40Mn
2	State Street Corp	0000093751	945,113	6.27%	▲159,572	+20.31%	$175.04Mn
3	FMR LLC	0000315066	776,201	5.15%	▲620,839	+399.61%	$143.76Mn
4	PARADIGM CAPITAL MANAGEMENT INC/NY	0001037792	770,500	5.11%	0	0.00%	$142.70Mn
5	VANGUARD CAPITAL MANAGEMENT LLC	0002100119	627,555	4.16%	▲14,614	+2.38%	$116.23Mn
6	GAMCO INVESTORS, INC. ET AL	0000807249	427,832	2.84%	▼21,629	-4.81%	$79.24Mn
7	VAN ECK ASSOCIATES CORP	0000869178	427,603	2.83%	▲173,616	+68.36%	$79.20Mn
8	GW&K Investment Management, LLC	0001082917	381,545	2.53%	▲69,512	+22.28%	$70.67K
9	DIMENSIONAL FUND ADVISORS LP	0000354204	363,836	2.41%	▼148,331	-28.96%	$67.39Mn
10	GEODE CAPITAL MANAGEMENT, LLC	0001214717	348,861	2.31%	▲13,907	+4.15%	$64.63Mn
11	VICTORY CAPITAL MANAGEMENT INC	0001040188	330,296	2.19%	▲201	+0.06%	$61.17Mn
12	LOOMIS SAYLES & CO L P	0000312348	309,462	2.05%	▲56,933	+22.55%	$57.32Mn
13	BROWN ADVISORY INC	0001345929	275,053	1.82%	▼74,233	-21.25%	$50.94Mn
14	MOORE CAPITAL MANAGEMENT, LP	0001448574	238,844	1.58%	▲238,844	0.00%	$44.24Mn
15	DEUTSCHE BANK AG\	0000948046	221,884	1.47%	▼80,345	-26.58%	$41.10Mn
16	ALLIANCEBERNSTEIN L.P.	0001109448	218,306	1.45%	▼6,410	-2.85%	$26.63Mn
17	TWO SIGMA INVESTMENTS, LP	0001179392	192,458	1.28%	▲91,277	+90.21%	$35.65Mn
18	KENNEDY CAPITAL MANAGEMENT LLC	0000884589	178,558	1.18%	▼7,743	-4.16%	$33.07Mn
19	First Eagle Investment Management, LLC	0001325447	176,376	1.17%	▲22,600	+14.70%	$32.67Mn
20	CHARLES SCHWAB INVESTMENT MANAGEMENT INC	0000884546	172,609	1.14%	▼11,030	-6.01%	$31.97Mn

Showing 1 to 20 of 267 holders