Yumanity Therapeutics Inc. CEO Richard Peters said his firm is “in the driver’s seat” with regard to partnering options or going it alone, after YTX-7739 hit the primary endpoints in a phase Ib Parkinson’s disease (PD) study. Wall Street seemed less than certain about the success, knocking shares (NASDAQ: YMTX) down $2.83, or 33.4%, to close at $5.65.