Jack Q.  Guo net worth and biography

Jack Guo Biography and Net Worth

CFO of Constellium

Mr. Guo has served as Executive Vice President and Chief Financial Officer (CFO) since June 2025. Previously, he served as Senior Vice President and Chief Financial Officer (CFO) from April 2023.

Mr. Guo joined Constellium in early 2017 as Vice President Finance, before being appointed Vice President Business Development and Strategy in September 2017. Prior to joining Constellium, he worked at Credit Suisse for twelve years, most recently as a Director in Investment Banking and Capital Markets primarily covering downstream aluminum activities.  In addition, he spent five years in other senior finance roles in North America and Asia. 

Mr. Guo holds a BA of Economics from the University of Chicago and an MBA from Columbia University.

What is Jack Q. Guo's net worth?

The estimated net worth of Jack Q. Guo is at least $4.84 million as of March 10th, 2026. Guo owns 190,879 shares of Constellium stock worth more than $4,842,600 as of March 11th. This net worth evaluation does not reflect any other investments that Guo may own. Learn More about Jack Q. Guo's net worth.

How do I contact Jack Q. Guo?

The corporate mailing address for Guo and other Constellium executives is Tupolevlaan 41-61, Schiphol-Rijk P7, 1119NW. Constellium can also be reached via phone at (317) 301-4600 and via email at [email protected]. Learn More on Jack Q. Guo's contact information.

Has Jack Q. Guo been buying or selling shares of Constellium?

During the past quarter, Jack Q. Guo has sold $1,079,218.79 in Constellium stock. Most recently, Jack Q. Guo sold 41,717 shares of the business's stock in a transaction on Tuesday, March 10th. The shares were sold at an average price of $25.87, for a transaction totalling $1,079,218.79. Following the completion of the sale, the chief financial officer now directly owns 190,879 shares of the company's stock, valued at $4,938,039.73. Learn More on Jack Q. Guo's trading history.

Who are Constellium's active insiders?

Constellium's insider roster includes Marcus Becker (SVP), Isabelle Boccon-Gibod (Director), Nicolas Brun (SVP), Stéphane Corre (President, Automotive Structures and Industry Business Unit), Jack Guo (CFO), Philippe Hoffmann (President, Aerospace and Transportation), Ingrid Joerg (CEO), and Stephen Walters (Senior Vice President, General Counsel & Secretary of the Board). Learn More on Constellium's active insiders.

Are insiders buying or selling shares of Constellium?

During the last year, insiders at the industrial products company sold shares 12 times. They sold a total of 213,043 shares worth more than $5,526,293.91. The most recent insider tranaction occured on March, 10th when insider Philippe Hoffmann sold 4,728 shares worth more than $122,313.36. Learn More about insider trades at Constellium.

Information on this page was last updated on 3/10/2026.

Jack Q. Guo Insider Trading History at Constellium

Transaction DateBuy/SellNumber of SharesAverage Share PriceTotal TransactionShares Held After TransactionDetails
3/10/2026Sell41,717$25.87$1,079,218.79190,879View SEC Filing Icon  
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Jack Q. Guo Buying and Selling Activity at Constellium

This chart shows Jack Q Guo's buying and selling at Constellium by year and by quarter.

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Constellium Company Overview

Constellium logo
Constellium SE, together with its subsidiaries, engages in the design, manufacture, and sale of rolled and extruded aluminum products for the packaging, aerospace, automotive, defense, and other transportation and industry end-markets. The company operates through three segments: Packaging & Automotive Rolled Products, Aerospace & Transportation, and Automotive Structures & Industry. The Packaging & Automotive Rolled Products segment produces rolled aluminum products, including can stock and closure stock for the beverage and food industry, as well as foil stock for the flexible packaging market. This segment also supplies automotive body sheets and heat exchangers for the automotive market; and specialty reflective sheets. The Aerospace & Transportation segment provides rolled aluminum products, including aerospace plates, sheets, and extrusions; and aerospace wing skins, as well as plates and sheets for use in transportation, industry, and defense applications. The Automotive Structures & Industry segment offers extruded aluminium products and aluminium structural components for the automotive industry, including crash-management systems, body structures, side impact beams, and battery enclosures; and fabricates hard and soft alloy extruded profiles for various industry applications in the automotive, engineering, rail, and other transportation end markets. This segment also provides downstream technology and services, which include pre-machining, surface treatment, research and development, and technical support services. It sells its products directly or through distributors in France, Germany, the Czech Republic, the United Kingdom, Switzerland, and the United States, as well as Shanghai, and Seoul. The company was incorporated in 2010 and is headquartered in Paris, France.
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Today's Range

Now: $25.31
Low: $24.43
High: $25.51

50 Day Range

MA: $23.52
Low: $18.84
High: $26.68

2 Week Range

Now: $25.31
Low: $7.32
High: $27.41

Volume

2,102,718 shs

Average Volume

2,810,943 shs

Market Capitalization

$3.42 billion

P/E Ratio

13.12

Dividend Yield

N/A

Beta

1.48