DECHERT PRICE & RHOADS
1500 K St., N.W.
Washington, DC 20005
May 5, 1997
VIA ELECTRONIC TRANSMISSION
Securities and Exchange Commission
450 Fifth Street, N.W.
Washington, D.C. 20549
Re: MainStay Institutional Funds Inc.
File Nos. 33-36962 and 811-6175
Dear Sir/Madam:
On behalf of the MainStay Institutional Funds Inc., a registered management
investment company (the "Company"), pursuant to Rule 497(j) under the Securities
Act of 1933 (the "Act"), we hereby certify that the form of prospectus and
Statement of Additional Information that would have been filed under Rule 497(c)
on behalf of the Company does not differ from that contained in the Company's
Post-Effective Amendment No. 14 filed April 30, 1997. The text of Post-Effective
Amendment No. 14 was filed electronically.
Please do not hesitate to contact Jennifer B. McHugh at (202) 626-3370 or
the undersigned at (202) 626-3314 if you have any questions regarding this
certification.
Very truly yours,
Jeffrey L. Steele
