William E. Siwek net worth and biography

William Siwek Biography and Net Worth

CEO of TPI Composites

William (Bill) Siwek has served as President since May 2019 and assumed the role of Chief Executive Officer and was elected to the Board of Directors in May 2020. Bill started with TPI as our Chief Financial Officer in 2013. From September 2012 to September 2013, Bill served as the Chief Financial Officer for T.W. Lewis Company, an Arizona-based real estate investment company. From May 2010 until September 2012, he was an independent consultant assisting companies in the real estate, construction, insurance and renewable energy industries. Bill served as Executive Vice President and Chief Financial Officer of Talisker Mountain, Inc., from January 2009 to April 2010 and he was President and Chief Financial Officer of the Lyle Anderson Company from December 2002 to December 2008. Bill spent 18 years, from September 1984 to May 2002, with Arthur Andersen where he became a Partner in both Audit and Business Consulting Divisions. Bill holds B.S. degrees in Accounting and Economics from University of Redlands. He is a certified public accountant.

What is William E. Siwek's net worth?: The estimated net worth of William E. Siwek is at least $173,520.36 as of November 13th, 2024. Mr. Siwek owns 218,347 shares of TPI Composites stock worth more than $173,520 as of April 1st. This net worth approximation does not reflect any other assets that Mr. Siwek may own. Additionally, Mr. Siwek receives a salary of $1,070,000.00 as CEO at TPI Composites. Learn More about William E. Siwek's net worth.
How old is William E. Siwek?: Mr. Siwek is currently 61 years old. There are 4 older executives and no younger executives at TPI Composites. Learn More on William E. Siwek's age.
What is William E. Siwek's salary?: As the CEO of TPI Composites, Inc., Mr. Siwek earns $1,070,000.00 per year. Learn More on William E. Siwek's salary.
How do I contact William E. Siwek?: The corporate mailing address for Mr. Siwek and other TPI Composites executives is 8501 N. SCOTTSDALE ROAD GAINEY CENTER II SUITE 100, SCOTTSDALE AZ, 85253. TPI Composites can also be reached via phone at (480) 305-8910 and via email at investors@tpicomposites.com. Learn More on William E. Siwek's contact information.
Has William E. Siwek been buying or selling shares of TPI Composites?: William E. Siwek has not been actively trading shares of TPI Composites during the past quarter. Most recently, on Wednesday, November 13th, William E. Siwek bought 10,000 shares of TPI Composites stock. The stock was acquired at an average cost of $2.19 per share, with a total value of $21,900.00. Following the completion of the transaction, the chief executive officer now directly owns 218,347 shares of the company's stock, valued at $478,179.93. Learn More on William E. Siwek's trading history.
Who are TPI Composites' active insiders?: TPI Composites' insider roster includes Thomas Castle (Insider), Ramesh Gopalakrishnan (COO), James Hughes (Director), Steven Lockard (Director), Bryan Schumaker (CFO), William Siwek (CEO), and Daniel Weiss (Director). Learn More on TPI Composites' active insiders.
Are insiders buying or selling shares of TPI Composites?: In the last twelve months, TPI Composites insiders bought shares 5 times. They purchased a total of 215,000 shares worth more than $328,950.00. The most recent insider tranaction occured on February, 26th when Major Shareholder Construction Taahhut A.S. Dere bought 10,000 shares worth more than $12,500.00. Insiders at TPI Composites own 3.7% of the company. Learn More about insider trades at TPI Composites.
Information on this page was last updated on 2/26/2025.

William E. Siwek Insider Trading History at TPI Composites

Transaction Date	Buy/Sell	Number of Shares	Average Share Price	Total Transaction	Shares Held After Transaction
11/13/2024	Buy	10,000	$2.19	$21,900.00	218,347
8/18/2023	Buy	10,000	$4.90	$49,000.00	193,007
12/15/2021	Buy	1,340	$14.68	$19,671.20
5/18/2021	Sell	2,130	$44.41	$94,593.30	107,476
3/15/2021	Sell	3,480	$52.30	$182,004.00	106,412
5/12/2020	Buy	2,575	$18.10	$46,607.50
8/26/2019	Buy	2,823	$17.73	$50,051.79	67,676
6/5/2019	Buy	900	$22.03	$19,827.00	49,555
7/27/2016	Buy	9,091	$11.00	$100,001.00	9,091

William E. Siwek Buying and Selling Activity at TPI Composites

TPI Composites Company Overview

TPI Composites, Inc. manufactures and sells composite wind blades, and related precision molding and assembly systems to original equipment manufacturers (OEMs) in the United States, Mexico, Europe, the Middle East, Africa, and India. It also provides composite solutions for the automotive industry; and field service inspection and repair services comprising diagnostic, repair, and maintenance services for wind blades to OEM customers, and wind farm owners and operators. The company was formerly known as LCSI Holding, Inc. and changed its name to TPI Composites, Inc. in 2008. TPI Composites, Inc. was founded in 1968 and is headquartered in Scottsdale, Arizona.

Today's Range

Now: $0.79

$0.77

$0.82

50 Day Range

MA: $1.22

$0.78

$1.75

2 Week Range

Now: $0.79

$0.73

$5.75

Volume

304,113 shs

Average Volume

1,077,957 shs

Market Capitalization

$37.83 million

P/E Ratio

N/A

Dividend Yield

N/A

Beta

2.07

William Siwek Biography and Net Worth

What is William E. Siwek's net worth?

How old is William E. Siwek?

What is William E. Siwek's salary?

How do I contact William E. Siwek?

Has William E. Siwek been buying or selling shares of TPI Composites?

Who are TPI Composites' active insiders?

Are insiders buying or selling shares of TPI Composites?