Why this is constant happening?

2014-05-29 10:39:46   SELL   0.00028007   4.32361716   0.00121091
2014-05-29 10:39:26   BUY   0.00028699   8.00027875   0.00229600
2014-05-29 10:38:59   BUY   0.00028711   8.00000000   0.00229687
2014-05-29 10:38:46   BUY   0.00028711   580.00000000   0.16652380
2014-05-29 10:38:43   BUY   0.00028711   197.33100708   0.05665570
2014-05-29 10:38:29   BUY   0.00028711   1003.90090905   0.28822999
2014-05-29 10:38:29   BUY   0.00028599   1000.00000000   0.28599000

Who is selling 4 BC's? It happens everyday. Is it a bot?
It makes me angry.. i bought 12000BC's for 58k sat, and i'm holding because i know BlackCoin will rise. But i believe some people are selling a little bc's for to low. Sort of manupilating..grrrr