Stocks Hitting 52-Week Lows

Polypore International

shares fell 8.98% to reach a new 52-week low of $29.99 after William Blair downgraded the stock from Outperform to Market Perform. Rogers Communications

shares touched a new 52-week low of $37.13 after JPMorgan downgraded the stock from Overweight to Neutral. Onconova Therapeutics

shares tumbled 42.64% to touch a new 52-week low of $7.95 after the company announced results from Phase 3 ONTIME trial of Rigosertib in higher risk myelodysplastic syndromes. Piper Jaffray downgraded the stock from Overweight to Neutral and lowered the price target from $38.00 to $9.00. The Fresh Market

shares fell 4.97% to reach a new 52-week low of $32.66 after Deutsche Bank downgraded the stock from Buy to Hold.