RENAISSANCE TECHNOLOGIES LLC

Position in DCO — Ducommun Inc /De/

CIK 1037389 NEW YORK, NY

Position in DCO

as of Jun 30, 2026 · filed Aug 13, 2026 Compact

Position Value

$1,981,747

-$3,776,653 QoQ

Shares Held

10,700

-77.3% QoQ

Ownership

0.071%

of shares outstanding

% of Portfolio

0.00%

of 13F equity value

Holder Rank

#104

of 269 holders

Holding Since

Mar 2020

26 quarters on record

Voting authority Sole 100% Shared 0% None 0%

Industrials · as of Jun 30, 2026

RENAISSANCE TECHNOLOGIES LLC holds $1,374,322,819 across 50 Aerospace & Defense names. DCO ranks #41 (0.1% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	GD	General Dynamics Corp	453,720	$160,725,772
2	LMT	Lockheed Martin Corp	298,520	$152,083,999
3	RDW	Redwire Corp	9,399,700	$114,958,331
4	GE	General Electric Co	306,797	$114,659,242
5	NOC	Northrop Grumman Corp /De/	203,380	$103,583,467
6	LUNR	Intuitive Machines, Inc.	3,723,200	$79,639,248
7	EMBJ	Embraer S.A.	1,158,200	$73,893,160
8	HWM	Howmet Aerospace Inc.	165,518	$44,501,169

26 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$1,981,747	10,700	-77.3%	Shares	Sole	2026-08-13
2026-03-31	$5,758,400	47,200	-47.4%	Shares	Sole	2026-05-14
2025-12-31	$8,533,161	89,700	-38.6%	Shares	Sole	2026-02-12
2025-09-30	$14,042,862	146,082	+4.9%	Shares	Sole	2025-11-13
2025-06-30	$11,502,096	139,200	+10.1%	Shares	Sole	2025-08-13
2025-03-31	$7,334,992	126,400	-29.6%	Shares	Sole	2025-05-14
2024-12-31	$11,433,336	179,600	+25.3%	Shares	Sole	2025-02-13
2024-09-30	$9,433,439	143,300	-3.1%	Shares	Sole	2024-11-13
2024-06-30	$8,587,074	147,900	-7.4%	Shares	Sole	2024-08-09
2024-03-31	$8,197,740	159,800	-7.6%	Shares	Sole	2024-05-13
2023-12-31	$9,006,380	173,000	-17.7%	Shares	Sole	2024-02-13
2023-09-30	$9,141,451	210,100	-8.9%	Shares	Sole	2023-11-14
2023-06-30	$10,047,242	230,600	+4.5%	Shares	Sole	2023-08-11
2023-03-31	$12,074,497	220,700	+0.2%	Shares	Sole	2023-05-12
2022-12-31	$11,004,639	220,269	-3.9%	Shares	Sole	2023-02-13
2022-09-30	$9,094,038	229,300	-9.4%	Shares	Sole	2022-11-14
2022-06-30	$10,893,424	253,100	+0.5%	Shares	Sole	2022-08-12
2022-03-31	$13,191,802	251,800	-2.7%	Shares	Sole	2022-05-13
2021-12-31	$12,099,399	258,700	-5.0%	Shares	Sole	2022-02-11
2021-09-30	$13,705,270	272,200	-7.4%	Shares	Sole	2021-11-12
2021-06-30	$16,029,728	293,800	-12.0%	Shares	Sole	2021-08-13
2021-03-31	$20,028,000	333,800	-3.5%	Shares	Sole	2021-05-13
2020-12-31	$18,580,200	346,000	-2.1%	Shares	Sole	2021-02-10
2020-09-30	$11,630,636	353,300	-12.0%	Shares	Sole	2020-11-13
2020-06-30	$14,000,305	401,500	-20.8%	Shares	Sole	2020-08-13
2020-03-31	$12,591,495	506,700	—	Shares	Sole	2020-05-14
No filing history on record for this holder in this stock.