04.27.2011 Penny stocks with daily loss of over 20% on OTC stock market
| Symbol | Company Name | Last | Net Change | % Chg | $ Volume | Volume |
| DIAAF | DIAMANT ART CORP ORDINA | 0.025 | -0.017 | -40.48% | $1,479,497 | 41455995 |
| DTRO | DELTRON | 0.0014 | -0.0004 | -22.22% | $122,129 | 77716701 |
| DGIN | DIVERSITY GRO INTL | 0.025 | -0.019 | -43.18% | $87,830 | 3091796 |
| SQTCW | 57TH STR GENERAL ACQUISI | 0.39 | -0.41 | -51.25% | $84,706 | 183500 |
| TECA | TECHALT INC COMMON | 0.0007 | -0.0002 | -22.22% | $71,970 | 108010789 |
| CNOA | CHINA ORGANIC | 0.081 | -0.0339 | -29.50% | $63,845 | 790635 |
| PGIE | PGI ENERGY | 0.005 | -0.0029 | -36.71% | $39,079 | 6787015 |
| ADSV | ALLIED SECURITY INNOVATIONS INC | 0.0008 | -0.0004 | -33.33% | $38,141 | 45449166 |
| TITL | TITLE CONSULTING | 0.0008 | -0.0002 | -20.00% | $37,114 | 40344824 |
| ANOS | ANOTEROS | 1.32 | -1.18 | -47.20% | $35,188 | 24681 |
| XTOG | XTREME OIL & GAS | 0.22 | -0.3401 | -60.72% | $29,404 | 67486 |
| NVIV | DESIGN SOURCE INC | 0.6 | -0.22 | -26.83% | $28,918 | 34410 |
| RGIN | REGENICIN | 0.144 | -0.036 | -20.00% | $26,567 | 182801 |
| ECSL | ECARE SOLUTIONS INC | 0.23 | -0.12 | -34.29% | $22,523 | 92179 |
| NOEC | NEW ORIENTAL ENERGY & CHEMICAL | 0.355 | -0.095 | -21.11% | $21,659 | 61015 |
| OMTK | OMNITEK ENGINEERING | 0.52 | -0.33 | -38.82% | $20,185 | 35700 |