DUCOMMUN INC DEL

Ticker: DCO CUSIP: 264147109 Class: COM

Alyeska Investment Group, L.P.'s Holding History (CIK: 0001453072)

Note: Option positions (PUT/CALL) are excluded.

Q3 2023

Shares 106,988 Value ($000) $4,655 Avg Close $45.39 Range $42.31 - $50.35

Q2 2023

Shares 131,988 Value ($000) $5,751 Avg Close $47.16 Range $40.24 - $55.05

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2023	106,988	$4,655	$45.39	$42.31 - $50.35
Q2 2023	131,988	$5,751	$47.16	$40.24 - $55.05