Went back to Thanksgiving and notice an interesting trading (manipulation) pattern for NTEK closing PPS:

DAY: Tuesday: Wednesday:
10/25 .0299
10/26 .0261 (-0038)
11/01 .028
11/02 .0256 (-0024)
11/08 .028
11/09 .023 (-.005)
11/15 .0237
11/16 .023 (-.0007)
11/22 .0223
11/23 .0211 (-.0012)
11/29 .023
11/30 .0227 (.-.0003)
12/06 .028
12/07 .023 (-.005)

Always seems to close down on Wednesdays