The estimated Net Worth of Benjamin S Tsiang is at least $10.4 Million dollars as of 11 September 2006. Benjamin Tsiang owns over 31,250 units of Sina stock worth over $6,101,910 and over the last 21 years Benjamin sold SINA stock worth over $4,318,500.
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Benjamin Tsiang SINA stock SEC Form 4 insiders trading
Benjamin has made over 8 trades of the Sina stock since 2003, according to the Form 4 filled with the SEC. Most recently Benjamin exercised 31,250 units of SINA stock worth $228,750 on 11 September 2006.
The largest trade Benjamin's ever made was selling 100,000 units of Sina stock on 31 May 2006 worth over $2,487,000. On average, Benjamin trades about 22,755 units every 91 days since 2003. As of 11 September 2006 Benjamin still owns at least 141,052 units of Sina stock.
You can see the complete history of Benjamin Tsiang stock trades at the bottom of the page.
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What's Benjamin Tsiang's mailing address?
Benjamin's mailing address filed with the SEC is C/O EDWARD WU, 2988 CAMPUS DRIVE, SUITE 100, SAN MATEO, CA, 94403.
Insiders trading at Sina
Over the last 21 years, insiders at Sina have traded over $1,123,461,609 worth of Sina stock. The most active insiders traders include Pehong Chen, Lip Bu Tan, and Universe Group Ltd Best. On average, Sina executives and independent directors trade stock every 10 days with the average trade being worth of $10,828,065. The most recent stock trade was executed by Hurst Lin on 8 December 2006, trading 55,000 units of SINA stock currently worth $572,000.
What does Sina's logo look like?
Complete history of Benjamin Tsiang stock trades at Sina
Sina executives and stock owners
Sina executives and other stock owners filed with the SEC include:
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Yan Wang,
Independent Director -
Charles Chao,
Chairman of the Board, Chief Executive Officer, Principal Executive Officer -
Sandra Zhang,
IR Contact Officer -
Yichen Zhang,
Independent Director -
Song-Yi Zhang,
Independent Director -
Ter Fung Tsao,
Independent Director -
Jianzhang Liang,
Independent Director -
Qingxu Deng,
Senior Vice President - Operations -
Bin Zheng,
Senior Vice President of Human Resources -
Bonnie Zhang,
Chief Financial Officer, Principal Financial and Accounting Officer -
Hong Du,
President, Chief Operating Officer -
Benjamin S Tsiang,
EVP of Product Development -
Hurst Lin,
chief operating officer -
Yongji Duan,
Director -
Yi Chen Zhang,
Director -
Xiaotao Chen,
Director -
Herman Yu,
Acting Chief Financial Officer -
Pehong Chen,
Director -
Lip Bu Tan,
Director -
Daniel Chiang,
Director -
Li Cheng Chang,
EVP & Chief Marketing Officer -
Yang Lan,
10% owner -
Stone Media Group Ltd Sun,
10% owner -
Group Corp Stone,
10% owner -
Bruno Wu,
10% owner -
Electronic Technology Ltd S...,
10% owner -
Ltd Fastep,
10% owner -
Universe Group Ltd Best,
10% owner