As of 09/30/2017, percentage of the Parnassus Fund represented by the companies in this article are as follows : IBM Corp. is 3.2%, CVS Health Corp. is o.8% of TNA. Percentage of the Parnassus Core Equity Fund represented by the companies in this article are as follows : CVS Health Corp. is 3.5% of TNA. Percentage of the Parnassus Endeavor Fund represented by the companies in this article are as follows: IBM Corp. is 4.3% of TNA. Percentage of the Parnassus Asia Fund represented by the companies in this article are as follows: IBM Corp. is 2.3% of TNA. Percentage of the Parnassus Fixed Income Fund represented by the companies in this article are as follows : CVS Health Corp. due 8/12/24 is 0.9% and CVS Health Corp. due 7/20/20 is 0.9% of TNA. The Parnassus Funds are underwritten and distributed by Parnassus Funds Distributor, a subsidiary of Parnassus Investments and a FINRA member. Mutual fund investing involves ris l