Rainer Bosselmann Biography and Net Worth

Founder, Director and Chairman Emeritus of Argan


Mr. Bosselmann is the founder of the company and has been a director since January 2003.  Mr. Bosselmann was Chairman of the Board of Directors from May 2003 to August 2022 and the company’s Chief Executive Officer from October 2003 to August 2022.

Mr. Bosselmann was Chairman of the Board, Chief Executive Officer and a director of Arguss Communications, Inc. (Arguss) (NYSE: ACX), a telecommunications infrastructure company listed on the New York Stock Exchange, from 1996 through 2002 and president of Arguss from 1997 through 2002. Mr. Bosselmann served as a director of The Roberts Company, formerly a privately-owned firm, from 2008 until December 2015 when it was acquired by Argan. From 1991 through 1995, Mr. Bosselmann served as Vice Chairman of the Board and President of Jupiter National, Inc. (AMEX: JPI), a business development company listed on the American Stock Exchange.

What is Rainer H. Bosselmann's net worth?

The estimated net worth of Rainer H. Bosselmann is at least $70.08 million as of June 11th, 2025. Mr. Bosselmann owns 196,723 shares of Argan stock worth more than $70,081,585 as of December 5th. This net worth estimate does not reflect any other assets that Mr. Bosselmann may own. Learn More about Rainer H. Bosselmann's net worth.

How do I contact Rainer H. Bosselmann?

The corporate mailing address for Mr. Bosselmann and other Argan executives is ONE CHURCH STREET SUITE 201, ROCKVILLE MD, 20850. Argan can also be reached via phone at (301) 315-0027 and via email at [email protected]. Learn More on Rainer H. Bosselmann's contact information.

Has Rainer H. Bosselmann been buying or selling shares of Argan?

Rainer H. Bosselmann has not been actively trading shares of Argan during the last quarter. Most recently, Rainer H. Bosselmann sold 13,728 shares of the business's stock in a transaction on Wednesday, June 11th. The shares were sold at an average price of $221.58, for a transaction totalling $3,041,850.24. Following the completion of the sale, the director now directly owns 196,723 shares of the company's stock, valued at $43,589,882.34. Learn More on Rainer H. Bosselmann's trading history.

Who are Argan's active insiders?

Argan's insider roster includes Rainer Bosselmann (Founder, Director and Chairman Emeritus), Cynthia Flanders (Director), Peter Getsinger (Director), William Griffin, Jr. (Chairman), John Jeffrey, Jr. (Director), William Leimkuhler (Chairman), James Quinn (Director), Karen Sweeney (Director), and David Watson (CFO). Learn More on Argan's active insiders.

Are insiders buying or selling shares of Argan?

In the last year, insiders at the construction company sold shares 35 times. They sold a total of 232,901 shares worth more than $54,930,913.41. The most recent insider tranaction occured on October, 20th when Director Peter W Getsinger sold 6,493 shares worth more than $1,911,474.27. Insiders at Argan own 6.7% of the company. Learn More about insider trades at Argan.

Information on this page was last updated on 10/20/2025.

Rainer H. Bosselmann Insider Trading History at Argan

Transaction DateBuy/SellNumber of SharesAverage Share PriceTotal TransactionShares Held After TransactionDetails
6/11/2025Sell13,728$221.58$3,041,850.24196,723View SEC Filing Icon  
10/21/2024Sell10,105$130.10$1,314,660.50219,879View SEC Filing Icon  
10/17/2024Sell4,598$131.01$602,383.98236,745View SEC Filing Icon  
7/10/2024Sell17,000$69.23$1,176,910.00247,719View SEC Filing Icon  
7/8/2024Sell25,000$71.52$1,788,000.00273,916View SEC Filing Icon  
6/17/2024Sell4,500$77.11$346,995.00247,719View SEC Filing Icon  
6/13/2024Sell25,000$76.85$1,921,250.00272,719View SEC Filing Icon  
1/27/2017Sell35,490$75.41$2,676,300.90362,901View SEC Filing Icon  
1/29/2015Sell2,235$32.00$71,520.00View SEC Filing Icon  
1/26/2015Sell8,021$32.03$256,912.63View SEC Filing Icon  
1/8/2015Sell14,444$32.84$474,340.96View SEC Filing Icon  
4/22/2014Sell5,000$27.62$138,100.00View SEC Filing Icon  
4/21/2014Sell1,925$27.33$52,610.25View SEC Filing Icon  
4/17/2014Sell15,000$27.14$407,100.00View SEC Filing Icon  
4/10/2014Sell3,100$27.91$86,521.00View SEC Filing Icon  
9/13/2013Buy1,400$19.58$27,412.00View SEC Filing Icon  
6/13/2013Sell20,000$16.58$331,600.00View SEC Filing Icon  
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Rainer H. Bosselmann Buying and Selling Activity at Argan

This chart shows Rainer H Bosselmann's buying and selling at Argan by year and by quarter.

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Argan Company Overview

Argan logo
Argan, Inc., through its subsidiaries, provides engineering, procurement, construction, commissioning, maintenance, project development, and technical consulting services to the power generation market. The company operates through Power Services, Industrial Services, and Telecom Services segments. The Power Services segment offers engineering, procurement, and construction, as well as designing, building, and commissioning of large-scale energy projects to the owners of alternative energy facilities, such as biomass plants, wind farms, and solar fields; and design, construction, project management, start-up, and operation services for projects with approximately 18 gigawatts of power-generating capacity. This segment serves independent power project owners, public utilities, power plant equipment suppliers, and other commercial firms. The Industrial Services segment provides industrial construction and field services and vessel fabrication services for fertilizer, engineering and construction, forest products, and various other industrial companies in southeast region of the United States. The Telecom Services segment offers trenchless directional boring and excavation for underground communication and power networks, as well as aerial cabling services; and installs buried cable, high and low voltage electric lines, and private area outdoor lighting systems. It also provides structured cabling, terminations, and connectivity that offers the physical transport for high-speed data, voice, video, and security networks. This segment serves electricity cooperative, state and local government agencies, counties and municipalities, and technology-oriented government contracting firms, as well as federal government facilities in the mid-Atlantic region of the United States. Argan, Inc. was incorporated in 1961 and is headquartered in Rockville, Maryland.
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Today's Range

Now: $356.25
Low: $347.67
High: $368.21

50 Day Range

MA: $314.31
Low: $256.28
High: $395.75

2 Week Range

Now: $356.25
Low: $101.02
High: $399.30

Volume

618,337 shs

Average Volume

345,822 shs

Market Capitalization

$4.92 billion

P/E Ratio

42.82

Dividend Yield

0.57%

Beta

0.6