512 filings
Page 16 of 26
8-K
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24 Aug 11
Dawson Geophysical and TGC Industries Announce Extension of Date to
12:00am
8-K
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1 Aug 11
Results of Operations and Financial Condition
12:00am
425
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27 Jul 11
Business combination disclosure
12:00am
8-K
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9 Jun 11
Other Events
12:00am
425
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2 Jun 11
Business combination disclosure
12:00am
8-K
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2 Jun 11
Other Events
12:00am
425
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2 Jun 11
Business combination disclosure
12:00am
425
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5 May 11
Business combination disclosure
12:00am
425
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4 May 11
Business combination disclosure
12:00am
8-K
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2 May 11
Results of Operations and Financial Condition
12:00am
425
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21 Mar 11
Business combination disclosure
12:00am
425
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21 Mar 11
Business combination disclosure
12:00am
8-K
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21 Mar 11
FormĀ of Voting Agreement
12:00am
425
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21 Mar 11
Business combination disclosure
12:00am
8-K
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28 Feb 11
Results of Operations and Financial Condition
12:00am
8-K
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3 Jan 11
Regulation FD Disclosure
12:00am