** Shares of plastic pipe maker Otter Tail OTTR.O rise nearly 2.3% to about $83.2
** Fergus Falls, Minnesota-based company increases quarterly dividend by 10% to about 57.8 cents per share
** First-quarter dividend is payable on March 10 to shareholders of record on February 13
** One of three brokerages rate the stock "buy" and two "hold"; their median PT is $83 — data compiled by LSEG
** As of last close, shares up 9.9% over the past year
(Reporting by Megavarshini G. Somasundaram in Bengaluru)
((Megavarshini.SomasundaramGnanasundari@thomsonreuters.com))