Dear Valued Visitor,

We have noticed that you are using an ad blocker software.

Although advertisements on the web pages may degrade your experience, our business certainly depends on them and we can only keep providing you high-quality research based articles as long as we can display ads on our pages.

To view this article, you can disable your ad blocker and refresh this page or simply login.

We only allow registered users to use ad blockers. You can sign up for free by clicking here or you can login if you are already a member.

Filing Details

Accession Number:
Form Type:
Zero Holdings:
Publication Time:
2011-09-21 18:39:15
Reporting Period:
Filing Date:
Accepted Time:
2011-09-21 18:39:15
SEC Url:
Form 4 Filing
Cik Name Symbol Sector (SIC) IRS No
1311486 Global Geophysical Services Inc GGS Oil & Gas Field Exploration Services (1382) 000000000
Cik Name Reported Address Insider Title Director Officer Large Shareholder Other
1504116 P. Christopher Graham C/o Global Geophysical Services, Inc.
13927 South Gessner Road
Missouri City TX 77489
Sr. Vp And General Counsel No Yes No No
Reported Non-Derivative Transactions
Sec. Name Acquisiton - Disposition Date Amount Price Remaning Holdings Equity Swap Involved Form Type Code Nature of Ownership Explanation
Common Stock Acquisiton 2011-09-21 7,000 $8.46 57,000 No 4 P Direct
Equity Swap Involved Form Type Code Nature of Ownership Explanation
No 4 P Direct
Reported Non-Derivative Holdings
Sec. Name Remaning Holdings Nature of Ownership Explanation
Common Stock 50,000 Direct
  1. These shares were purchased by the reporting person via open market transactions on the reported date.
  2. The price reported in column 4 is a weighted average price. These shares were purchased in multiple transactions during the day at prices ranging from $8.30 to $8.60, inclusive. The reporting person undertakes to provide to the SEC staff, GGS, and any security holder of GGS, full information regarding the number of shares purchased at each separate price within the range set forth above.