Looks like Sullivan has dug up some dirt on Mako Research/Pump Terminator/Pump Stopper (same person/group).

"Please note that this letter should be considered as a formal request to preserve all paper and electronic documents and data relevant to this dispute, including, but not limited to those related to the filing of the complaint in the above-referenced matter, the due diligence you claimed to have conducted prior to filing the complaint, and any communications you may have had with any party related to this dispute, including, as discussed immediately below, Mako Research, Seeking Alpha, Pump Terminator, Pump Stopper, any purported class member or shareholder, or any persons or entities associated with them."

The Hound shared this post over there.