A .PK after a stock ticker means it's listed by the OTC Markets Group Inc. This company lists stocks, usually over-the-counter securities, from market-makers and brokers who use the group to list selling prices as well ask and bid prices.
1 It may usually involves learning qualitative research methods such as literary analysis and ethnography.  Bachelor of Science (BS). This degree may usually requires a majority of coursework be taken in the sciences, such as life sciences, physical sciences, or mathematical sciences. It may be more focused on quantitative analysis, such as statistics and other forms of number-crunching.
The Bachelor of Science degree in Behavioral Neuropsychology is designed for students with a focused interest in the biological bases of behavior and thought. This degree is well-suited for students contemplating professional or research careers in psychology or allied health professions. The major provides a course of study that integrates a fundamental grounding in psychology with the natural sciences and emphasizes the role of the brain in human behavior and cognition.