Insulet rises after Q1 results beat

Medical device maker Insulet's PODD.O shares rise as much as 16.6% hitting a two-year high of $311.65

Stock is set for its best day in over two years, if gains hold

Insulet late on Thursday beat Q1 profit estimates, buoyed by strong demand for its wearable insulin pumps

Company earned $1.02 per share, above analysts' average estimate of 80 cents per share - data compiled by LSEG

Company now expects its annual revenue to grow between 19% and 22%, compared with its previous projection of 16% to 20%

Company's Q1 total revenue increased 28.8% to $569 million, compared with analysts' estimates of $543.4 million

Including session's moves, stock up 15.2% YTD