** Main Street Capital's MAIN.N shares fall 4.8% to $55.09
** Investment firm announces Q1 preliminary operating results, projecting distributable net investment income between $0.98 and $1.02 per share
** Raymond James analyst Robert Dodd says the forecast slightly missed brokerage estimate, adding that non-accruals also saw some deterioration
** Investments on non-accrual status - loans 90 days past due on interest or principal payments - comprised 1.2% of the total investment portfolio at fair value and 4% at cost - MAIN
** Two of eight brokerages rate the stock "buy" and six "hold"; median PT $62 - data compiled by LSEG
** Stock down 9% YTD, including the ongoing session's moves
(Reporting by Arasu Kannagi Basil in Bengaluru)
((ArasuKannagi.Basil@thomsonreuters.com;))