Ken Griffin Ducommun Inc Transaction History

Citadel Advisors LLC

$618 Billion
Q3 2025

A detailed history of Ken Griffin (Citadel Advisors LLC) transactions in Ducommun Inc stock. As of the latest transaction made, Citadel Advisors LLC holds 6,400 shares of DCO stock, worth $584,768. This represents 0.0% of its overall portfolio holdings.

Number of Shares

6,400

Previous 51,790 87.64%

Holding current value

$584,768

Previous $4.28 Million 85.63%

% of portfolio

0.0%

Previous 0.0%

27 transactions

Quarter	Operation	Price Per share	shares change	shares Held
Q2 2025 Aug 14, 2025	BUY	$53.5 - $86.27 $2.77 Million - $4.47 Million	51,790 New	51,790 $4.28 Million
Q4 2024 Feb 14, 2025	BUY	$58.79 - $69.18 $1.71 Million - $2.01 Million	29,012 Added 159.47%	47,205 $3.01 Million
Q3 2024 Nov 14, 2024	SELL	$56.94 - $66.59 $84,954 - $99,352	-1,492 Reduced 7.58%	18,193 $1.2 Million
Q2 2024 Aug 14, 2024	BUY	$48.47 - $59.48 $408,214 - $500,940	8,422 Added 74.78%	19,685 $1.14 Million
Q1 2024 May 15, 2024	BUY	$47.72 - $52.26 $370,641 - $405,903	7,767 Added 222.17%	11,263 $577,000

Q4 2023 Feb 14, 2024	BUY	$43.13 - $53.1 $50,462 - $62,127	1,170 Added 50.3%	3,496 $182,000
Q3 2023 Nov 14, 2023	SELL	$42.32 - $50.14 $4.84 Million - $5.74 Million	-114,435 Reduced 98.01%	2,326 $101,000
Q2 2023 Aug 14, 2023	BUY	$40.76 - $54.45 $1.9 Million - $2.53 Million	46,528 Added 66.25%	116,761 $5.09 Million
Q1 2023 May 15, 2023	BUY	$49.51 - $58.12 $498,565 - $585,268	10,070 Added 16.74%	70,233 $3.84 Million
Q4 2022 Feb 14, 2023	BUY	$40.53 - $53.03 $553,680 - $724,442	13,661 Added 29.38%	60,163 $3.01 Million
Q3 2022 Nov 14, 2022	SELL	$39.66 - $49.65 $410,322 - $513,678	-10,346 Reduced 18.2%	46,502 $1.84 Million
Q2 2022 Aug 15, 2022	BUY	$40.88 - $57.22 $840,043 - $1.18 Million	20,549 Added 56.61%	56,848 $2.45 Million
Q1 2022 May 16, 2022	SELL	$42.03 - $54.0 $78,554 - $100,926	-1,869 Reduced 4.9%	36,299 $1.9 Million
Q4 2021 Feb 14, 2022	BUY	$42.46 - $53.64 $1.19 Million - $1.5 Million	27,924 Added 272.59%	38,168 $1.79 Million
Q3 2021 Nov 15, 2021	SELL	$48.99 - $55.8 $619,919 - $706,093	-12,654 Reduced 55.26%	10,244 $516,000
Q2 2021 Aug 16, 2021	BUY	$50.21 - $64.43 $689,383 - $884,623	13,730 Added 149.76%	22,898 $1.25 Million
Q1 2021 May 17, 2021	SELL	$49.34 - $62.57 $1,529 - $1,939	-31 Reduced 0.34%	9,168 $550,000
Q4 2020 Feb 16, 2021	SELL	$31.64 - $55.18 $194,902 - $339,908	-6,160 Reduced 40.11%	9,199 $494,000
Q3 2020 Nov 16, 2020	SELL	$31.0 - $42.0 $16,616 - $22,512	-536 Reduced 3.37%	15,359 $505,000
Q2 2020 Aug 14, 2020	SELL	$20.59 - $42.22 $995,979 - $2.04 Million	-48,372 Reduced 75.27%	15,895 $555,000
Q1 2020 May 15, 2020	BUY	$16.61 - $56.95 $103,878 - $356,165	6,254 Added 10.78%	64,267 $1.6 Million
Q4 2019 Feb 14, 2020	BUY	$39.34 - $51.67 $279,274 - $366,805	7,099 Added 13.94%	58,013 $2.93 Million
Q3 2019 Nov 14, 2019	SELL	$39.33 - $46.97 $75,670 - $90,370	-1,924 Reduced 3.64%	50,914 $2.16 Million
Q2 2019 Aug 14, 2019	BUY	$39.02 - $51.8 $1.57 Million - $2.09 Million	40,337 Added 322.67%	52,838 $2.38 Million
Q1 2019 May 15, 2019	BUY	$34.92 - $46.27 $83,109 - $110,122	2,380 Added 23.52%	12,501 $0
Q4 2018 Feb 14, 2019	SELL	$33.83 - $44.23 $278,116 - $363,614	-8,221 Reduced 44.82%	10,121 $367,000
Q3 2018 Nov 13, 2018	BUY	$31.63 - $40.84 $580,157 - $749,087	18,342 New	18,342 $0

Others Institutions Holding DCO

# of Institutions

218

Shares Held

13.3M

Call Options Held

6.4K

Put Options Held

View Full List

About DUCOMMUN INC

Ticker DCO
Exchange NYSE
Sector Industrials
Industry Aerospace & Defense
Shares Outstandng 12,072,700
Market Cap $1.1B
Description
Ducommun Incorporated provides engineering and manufacturing products and services primarily to the aerospace and defense, industrial, medical, and other industries in the United States. It operates through two segments, Electronic Systems and Structural Systems. The Electronic Systems segment provides cable assemblies and interconnect systems; ...

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