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Video: Compound Annual Growth Rate (CAGR) Definition
DCO Historical Price Range
Date Open High Low Close Volume
10/09/2026 $171.70 $173.03 $169.56 $170.56 91.80K
10/12/2026 $171.93 $172.34 $168.45 $168.73 118.10K
10/13/2026 $167.60 $170.52 $166.01 $168.98 148.90K
10/14/2026 $168.13 $174.10 $166.77 $168.51 186.70K
10/15/2026 $168.50 $171.45 $162.32 $170.59 151.50K
About Ducommun
Ducommun Incorporated provides value-added manufacturing solutions to customers in the aerospace, defense, and industrial markets. It operates through two segments: Electronic Systems and Structural Systems. The Electronic Systems segment designs, engineers and manufactures high-reliability electronic and electromechanical products used in worldwide technology-driven markets, including aerospace and defense and industrial end-use markets. Electronic Systems product offerings primarily range from prototype development to complex assemblies.
DCO historical stock prices picture
Ducommun (DCO) has the following price history information. Looking back at DCO historical stock prices for the last five trading days, on October 09, 2026, DCO opened at $171.70, traded as high as $173.03 and as low as $169.56, and closed at $170.56. Trading volume was a total of 91.80K shares. On October 12, 2026, DCO opened at $171.93, traded as high as $172.34 and as low as $168.45, and closed at $168.73. Trading volume was a total of 118.10K shares. On October 13, 2026, DCO opened at $167.60, traded as high as $170.52 and as low as $166.01, and closed at $168.98. Trading volume was a total of 148.90K shares. On October 14, 2026, DCO opened at $168.13, traded as high as $174.10 and as low as $166.77, and closed at $168.51. Trading volume was a total of 186.70K shares. On October 15, 2026, DCO opened at $168.50, traded as high as $171.45 and as low as $162.32, and closed at $170.59. Trading volume was a total of 151.50K shares.

DCO Historical Stock Prices By Date:

DCO historical cagr picture

Below, we examine the compound annual growth rate — CAGR for short — of an investment into Ducommun shares, starting with a $10,000 purchase of DCO, and working forward through the historical stock price information to today.

Growth of $10,000.00
Without Dividends Reinvested
Start date: 10/18/2016
End date: 10/15/2026
Start price/share: $20.65
End price/share: $170.59
Dividends collected/share: $0.00
Total return: 726.10%
Average Annual Total Return: 23.52%
Starting investment: $10,000.00
Ending investment: $82,626.91
Years: 10.00
DCO Historical Closing Prices
Date Close
10/09/2026$170.56
10/12/2026$168.73
10/13/2026$168.98
10/14/2026$168.51
10/15/2026$170.59
Industrials Historical Prices
DCO is categorized under the Industrials sector; below are some other companies in the same sector:

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Also explore: DCO shares outstanding history

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