Jefferson Gramm Net Worth

The estimated Net Worth of Jefferson Gramm is at least $3.69 Million dollars as of 22 March 2019. Mr. Gramm owns over 508 units of Rubicon Technology Inc stock worth over $3,691,579 and over the last 7 years he sold RBCN stock worth over $0. In addition, he makes $0 as Independent Director at Rubicon Technology Inc.

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Mr. Gramm RBCN stock SEC Form 4 insiders trading

Jefferson has made over 3 trades of the Rubicon Technology Inc stock since 2019, according to the Form 4 filled with the SEC. Most recently he exercised 508 units of RBCN stock worth $655 on 22 March 2019.

The largest trade he's ever made was buying 1,329 units of Rubicon Technology Inc stock on 11 March 2019 worth over $7,323. On average, Jefferson trades about 229 units every 3 days since 2018. As of 22 March 2019 he still owns at least 2,861,689 units of Rubicon Technology Inc stock.

You can see the complete history of Mr. Gramm stock trades at the bottom of the page.

Jefferson Gramm biography

Jefferson P. Gramm serves as Independent Director of the Company. Mr. Gramm, in connection with a Stock Purchase Agreement dated November 16, 2017, was appointed to the Board on November 16, 2017. He currently serves as a member of our Audit, Compensation and Nominating and Governance Committees. Mr. Gramm has served as managing director, managing partner and portfolio manager of Bandera Partners, LLC, a value-oriented investment partnership, and Bandera Partners Management LLC, an affiliate general partner entity, since August 2006. Previous to Bandera Partners, Mr. Gramm was a managing director of Arklow Capital LLC, a hedge fund manager focused on distressed and value investments, from October 2004 to July 2006. Mr. Gramm serves as a director of Tandy Leather Company, a distributor of leather and related products, since 2014 and as chairman of the board since 2017. Mr. Gramm served as director of Peerless Systems Corporation from June 2009 to November 2010, as director of Morgan’s Foods Inc., a restaurant company, from April 2013 to May 2014, and as director of Ambassadors Group, Inc., an educational travel company, from May 2014 to October 2015. He holds an MBA from Columbia University and a BA from the University of Chicago. Mr. Gramm’s qualifications to serve on our Board of Directors include his extensive experience in finance, especially in areas of reviewing acquisition targets and negotiating and the consummation of potential acquisitions.

How old is Jefferson Gramm?

Jefferson Gramm is 44, he's been the Independent Director of Rubicon Technology Inc since 2017. There are 6 older and no younger executives at Rubicon Technology Inc. The oldest executive at Rubicon Technology Inc is Michael Mikolajczyk, 68, who is the Independent Chairman of the board.

What's Jefferson Gramm's mailing address?

Jefferson's mailing address filed with the SEC is 900 E Green St, Bensenville, IL 60106, USA.

Insiders trading at Rubicon Technology Inc

Over the last 17 years, insiders at Rubicon Technology Inc have traded over $239,418,604 worth of Rubicon Technology Inc stock and bought 94,000 units worth $265,204 . The most active insiders traders include Donald R Caldwell, Atlantic Capital Partners, ... und Atlantic Capital Partners I.... On average, Rubicon Technology Inc executives and independent directors trade stock every 118 days with the average trade being worth of $414,628. The most recent stock trade was executed by Timothy Brog on 22 February 2023, trading 52,624 units of RBCN stock currently worth $79,462.

What does Rubicon Technology Inc do?

rubicon technology, inc. is the global leader in sapphire growth technology and large-diameter sapphire substrates and is the only sapphire manufacturer that is vertically integrated from the processing of raw aluminum oxide powder to the creation of patterned sapphire substrates. rubicon’s products are used extensively in light-emitting diodes (leds), optical systems, consumer electronics and specialty electronic devices. for more information, please visit http://rubicontechnology.com.

Complete history of Mr. Gramm stock trades at Rubicon Technology Inc und Tandy Leather Factory Inc

Rubicon Technology Inc executives and stock owners

Rubicon Technology Inc executives and other stock owners filed with the SEC include:

• Timothy Brog,
  President, Chief Executive Officer, Acting Chief Financial Officer, Director
• Timothy E. Brog,
  CEO, Pres, Acting Sec. and CFO & Director
• Michael Mikolajczyk,
  Independent Chairman of the board
• Susan Westphal,
  Independent Director
• Jefferson Gramm,
  Independent Director
• Mardel A. Graffy,
  Consultant
• William F. Weissman,
  Consultant
• Elena Dobrovinskaya,
  Chief Scientist
• Jason Yu,
  VP of Sales
• Inga A Slavutsky,
  Chief Financial Officer
• Hany Tamim,
  Chief Operating Officer
• Don N Aquilano,
  Director
• Donald R Caldwell,
  Director
• Raymond J Spencer,
  Director
• Mardel A Graffy,
  VP - Financial Operations
• William F Weissman,
  CFO, Treasurer and Secretary
• Atlantic Capital Partners, ...,
  
• Atlantic Capital Partners I...,
  
• Raja M Parvez,
  President, CEO & Director
• Atlantic Capital Partners, ...,
  
• Gordon Hunter,
  Director
• Tech Ventures, Inc.Monument...,
  
• Happy R Hewes,
  SVP-Sales, Mkt. & Asst. Sec.
• Atlantic Capital Partners, ...,
  
• Jefferson Gramm,
  Director