PDF Content Split SA (Stand Alone version) can split on text information within the PDF, This is an ideal product if you had for example a PDF statement that needed splitting up on account number, PDF Content Split SA would do this with ease by searching for words within the pdf, marking start and end ranges and then automatically splitting the document up for you.
Many options are available: Running on the command line for automation, Content Splitting, Take words within the pdf as output filenames, Search for text, Extract until text, Unique matches, Co-ordinate matching + many more options.

NOTE: This Software does NOT require Acrobat