GOSY - GECKOSYSTEMS INTL CO
  January 2012   December 2011   Year-to-Date  
  Volume  Rank  %   Volume  Rank  %   Volume  Rank  %  

Total Share Volume 17,126,011 

NITE
Knight Capital Americas LLC6,694,804  1  39      3,713,159  1  30      6,694,804  1  39 
UBSS
UBS Securities LLC4,214,116  2  24      1,060,200  5  8      4,214,116  2  24 
VFIN
vFinance Investments, Inc.2,207,660  3  12      656,500  6  5      2,207,660  3  12 
ETMM
G1 Execution Services, LLC1,710,433  4  9      1,988,129  3  16      1,710,433  4  9 
AUTO
Automated Trading Desk1,462,999  5  8      2,002,500  2  16      1,462,999  5  8 
VERT
The Vertical Trading Group805,000  6  4      1,819,030  4  15      805,000  6  4 
HDSN
RODMAN & RENSHAW, LLC30,999  7  <1      427,241  7  3      30,999  7  <1 


GOSY - GECKOSYSTEMS INTL CO
  February 2012   January 2012   Year-to-Date  
  Volume  Rank  %   Volume  Rank  %   Volume  Rank  %  

Total Share Volume 8,011,003 

NITE
Knight Capital Americas LLC2,520,949  1  31      6,694,804  1  39      9,215,753  1  36 
ETMM
G1 Execution Services, LLC2,011,200  2  25      1,710,433  4  9      3,721,633  3  14 
HDSN
RODMAN & RENSHAW, LLC1,691,000  3  21      30,999  7  <1      1,721,999  6  6 
UBSS
UBS Securities LLC754,900  4  9      4,214,116  2  24      4,969,016  2  19 
AUTO
Automated Trading Desk552,889  5  6      1,462,999  5  8      2,015,888  5  8 
ASCM
ASCENDIANT CAPITAL MARKETS, L460,065  6  5 -      460,065  8  1 
VFIN
vFinance Investments, Inc.20,000  7  <1      2,207,660  3  12      2,227,660  4  8 


GOSY - GECKOSYSTEMS INTL CO
  March 2012   February 2012   Year-to-Date  
  Volume  Rank  %   Volume  Rank  %   Volume  Rank  %  

Total Share Volume 21,667,940 

ETMM
G1 Execution Services, LLC7,155,727  1  33      2,011,200  2  25      10,877,360  2  23 
NITE
Knight Capital Americas LLC6,470,455  2  29      2,520,949  1  31      15,686,208  1  33 
VFIN
vFinance Investments, Inc.3,077,860  3  14      20,000  7  <1      5,305,520  3  11 
HDSN
RODMAN & RENSHAW, LLC2,855,000  4  13      1,691,000  3  21      4,576,999  5  9 
VERT
The Vertical Trading Group887,100  5  4 -      1,692,100  7  3 
AUTO
Automated Trading Desk655,157  6  3      552,889  5  6      2,671,045  6  5 
VNDM
Vandham Securities326,000  7  1 -      326,000  9  <1 
UBSS
UBS Securities LLC103,135  8  <1      754,900  4  9      5,072,151  4  10 
FANC
Finance 500, Inc.75,000  9  <1 -      75,000  10  <1 
LAMP
Lampost Capital, L.C.62,506  10  <1 -      62,506  11  <1 


GOSY - GECKOSYSTEMS INTL CO
  April 2012   March 2012   Year-to-Date  
  Volume  Rank  %   Volume  Rank  %   Volume  Rank  %  

Total Share Volume 38,276,488 

ETMM
G1 Execution Services, LLC13,825,327  1  36      7,155,727  1  33      24,702,687  2  29 
NITE
Knight Capital Americas LLC9,555,154  2  24      6,470,455  2  29      25,241,362  1  29 
VFIN
vFinance Investments, Inc.5,179,159  3  13      3,077,860  3  14      10,484,679  3  12 
AUTO
Automated Trading Desk3,647,766  4  9      655,157  6  3      6,318,811  5  7 
HDSN
RODMAN & RENSHAW, LLC3,030,582  5  7      2,855,000  4  13      7,607,581  4  8 
VERT
The Vertical Trading Group985,000  6  2      887,100  5  4      2,677,100  7  3 
VNDM
Vandham Securities881,100  7  2      326,000  7  1      1,207,100  8  1 
UBSS
UBS Securities LLC752,000  8  1      103,135  8  <1      5,824,151  6  6 
MICA
Spartan Securities Group Ltd.365,400  9  <1 -      365,400  10  <1 
LAMP
Lampost Capital, L.C.40,000  10  <1      62,506  10  <1      102,506  11  <1 
ASCM
ASCENDIANT CAPITAL MARKETS, L15,000  11  <1 -      475,065  9  <1 


GOSY - GECKOSYSTEMS INTL CO
  May 2012   April 2012   Year-to-Date  
  Volume  Rank  %   Volume  Rank  %   Volume  Rank  %  

Total Share Volume 4,741,331 

ETMM
G1 Execution Services, LLC1,648,968  1  34      13,825,327  1  36      26,351,655  1  29 
NITE
Knight Capital Americas LLC1,080,430  2  22      9,555,154  2  24      26,321,792  2  29 
VFIN
vFinance Investments, Inc.954,833  3  20      5,179,159  3  13      11,439,512  3  12 
FANC
Finance 500, Inc.896,200  4  18 -      971,200  9  1 
AUTO
Automated Trading Desk96,150  5  2      3,647,766  4  9      6,414,961  5  7 
CDRG
Citadel Securities LLC32,250  6  <1 -      32,250  13  <1 
HDSN
RODMAN & RENSHAW, LLC22,500  7  <1      3,030,582  5  7      7,630,081  4  8 
VNDM
Vandham Securities5,000  8  <1      881,100  7  2      1,212,100  8  1 
MAXM
Maxim Group LLC5,000  8  <1 -      5,000  14  <1 


GOSY - GECKOSYSTEMS INTL CO
  June 2012   May 2012   Year-to-Date  
  Volume  Rank  %   Volume  Rank  %   Volume  Rank  %  

Total Share Volume 7,275,313 

VFIN
vFinance Investments, Inc.2,625,100  1  36      954,833  3  20      14,064,612  3  14 
ETMM
G1 Execution Services, LLC2,225,480  2  30      1,648,968  1  34      28,577,135  1  29 
NITE
Knight Capital Americas LLC2,169,400  3  29      1,080,430  2  22      28,491,192  2  29 
ETRF
G1 Execution Services, LLC.146,000  4  2 -      146,000  12  <1 
AUTO
Automated Trading Desk86,333  5  1      96,150  5  2      6,501,294  5  6 
HDSN
RODMAN & RENSHAW, LLC23,000  6  <1      22,500  7  <1      7,653,081  4  7 


GOSY - GECKOSYSTEMS INTL CO
Page of 1
  July 2012   June 2012   Year-to-Date  
  Volume  Rank  %   Volume  Rank  %   Volume  Rank  %  

Total Share Volume 2,094,989 

ETRF
G1 Execution Services, LLC.934,730  1  44      146,000  4  2      1,080,730  9  1 
NITE
Knight Capital Americas LLC532,759  2  25      2,169,400  3  29      29,023,951  1  29 
ATDF
AUTOMATED TRADING DESK FINANC256,500  3  12 -      256,500  13  <1 
SUNR
Sunrise Securities Corp.187,000  4  8 -      187,000  14  <1 
VFIN
vFinance Investments, Inc.184,000  5  8      2,625,100  1  36      14,248,612  3  14 


GOSY - GECKOSYSTEMS INTL CO
Page of 1
  August 2012   July 2012   Year-to-Date  
  Volume  Rank  %   Volume  Rank  %   Volume  Rank  %  

Total Share Volume 29,869,610 

NITE
Knight Capital Americas LLC6,403,861  1  21      532,759  2  25      35,427,812  1  27 
BMSS
BMA SECURITIES6,106,000  2  20 -      6,106,000  9  4 
VERT
The Vertical Trading Group5,431,000  3  18 -      8,108,100  5  6 
ETRF
G1 Execution Services, LLC.5,059,532  4  16      934,730  1  44      6,140,262  8  4 
UBSS
UBS Securities LLC2,660,000  5  8 -      8,484,151  4  6 
ATDF
AUTOMATED TRADING DESK FINANC1,379,017  6  4      256,500  3  12      1,635,517  10  1 
VFIN
vFinance Investments, Inc.1,369,000  7  4      184,000  5  8      15,617,612  3  12 
SUNR
Sunrise Securities Corp.901,200  8  3      187,000  4  8      1,088,200  12  <1 
MAXM
Maxim Group LLC510,000  9  1 -      515,000  14  <1 
LAMP
Lampost Capital, L.C.50,000  10  <1 -      152,506  17  <1 


GOSY - GECKOSYSTEMS INTL CO
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GOSY - GECKOSYSTEMS INTL CO
Page of 1
  September 2012   August 2012   Year-to-Date  
  Volume  Rank  %   Volume  Rank  %   Volume  Rank  %  

Total Share Volume 14,250,242 

UBSS
UBS Securities LLC4,478,600  1  31      2,660,000  5  8      12,962,751  4  9 
VFIN
vFinance Investments, Inc.2,914,020  2  20      1,369,000  7  4      18,531,632  3  12 
ETRF
G1 Execution Services, LLC.2,790,640  3  19      5,059,532  4  16      8,930,902  5  6 
NITE
Knight Capital Americas LLC2,690,900  4  18      6,403,861  1  21      38,118,712  1  26 
ATDF
AUTOMATED TRADING DESK FINANC1,158,800  5  8      1,379,017  6  4      2,794,317  10  1 
VERT
The Vertical Trading Group100,000  6  <1      5,431,000  3  18      8,208,100  6  5 
BMAS
Burt Martin Arnold Securities77,182  7  <1 -      77,182  18  <1 
SUNR
Sunrise Securities Corp.40,100  8  <1      901,200  8  3      1,128,300  12  <1 


GOSY - GECKOSYSTEMS INTL CO
Page of 1
  October 2012   September 2012   Year-to-Date  
  Volume  Rank  %   Volume  Rank  %   Volume  Rank  %  

Total Share Volume 67,311,695 

ETRF
G1 Execution Services, LLC.30,609,154  1  45      2,790,640  3  19      39,540,056  2  18 
NITE
Knight Capital Americas LLC21,722,491  2  32      2,690,900  4  18      59,841,203  1  28 
UBSS
UBS Securities LLC12,500,600  3  18      4,478,600  1  31      25,463,351  4  12 
ATDF
AUTOMATED TRADING DESK FINANC2,296,000  4  3      1,158,800  5  8      5,090,317  10  2 
CDEL
Citadel Securities LLC155,250  5  <1 -      155,250  17  <1 
SUNR
Sunrise Securities Corp.27,600  6  <1      40,100  8  <1      1,155,900  12  <1 
LAMP
Lampost Capital, L.C.600  7  <1 -      153,106  18  <1 


GOSY - GECKOSYSTEMS INTL CO
Page of 1
  November 2012   October 2012   Year-to-Date  
  Volume  Rank  %   Volume  Rank  %   Volume  Rank  %  

Total Share Volume 27,739,094 

NITE
Knight Capital Americas LLC8,010,600  1  28      21,722,491  2  32      67,851,803  1  28 
ETRF
G1 Execution Services, LLC.7,257,773  2  26      30,609,154  1  45      46,797,829  2  19 
UBSS
UBS Securities LLC5,322,422  3  19      12,500,600  3  18      30,785,773  3  12 
SUNR
Sunrise Securities Corp.4,793,300  4  17      27,600  6  <1      5,949,200  11  2 
ATDF
AUTOMATED TRADING DESK FINANC2,205,000  5  7      2,296,000  4  3      7,295,317  8  3 
BMAK
BMA SECURITIES130,000  6  <1 -      130,000  19  <1 
CDEL
Citadel Securities LLC10,000  7  <1      155,250  5  <1      165,250  17  <1 
VERT
The Vertical Trading Group5,000  8  <1 -      8,213,100  6  3 
LAMP
Lampost Capital, L.C.4,999  9  <1      600  7  <1      158,105  18  <1 


GOSY - GECKOSYSTEMS INTL CO
Page of 1
  December 2012   November 2012   Year-to-Date  
  Volume  Rank  %   Volume  Rank  %   Volume  Rank  %  

Total Share Volume 15,937,284 

NITE
Knight Capital Americas LLC8,584,072  1  53      8,010,600  1  28      76,435,875  1  30 
ETRF
G1 Execution Services, LLC.4,309,135  2  27      7,257,773  2  26      51,106,964  2  20 
CANT
Cantor, Fitzgerald & Co.1,801,000  3  11 -      1,801,000  12  <1 
UBSS
UBS Securities LLC473,077  4  2      5,322,422  3  19      31,258,850  3  12 
BKRT
Mercer Bokert Buckman & Reid359,000  5  2 -      359,000  18  <1 
ATDF
AUTOMATED TRADING DESK FINANC241,000  6  1      2,205,000  5  7      7,536,317  8  2 
SUNR
Sunrise Securities Corp.170,000  7  1      4,793,300  4  17      6,119,200  10  2