Updates share move in headline and paragraph 1, adds company response in paragraph 3
** Shares of Czech ammunition maker CSG CSG.AS fall around 14%, paring losses after sliding as much as 26% earlier in the day following a report published by Hunterbrook, say traders
** Based on the report, Hunterbrook Capital has a short position in CSG
** CSG said in a press release that it "strongly disagrees with the conclusions and assertions" presented in Hunterbrook's report
** Shares on track for their biggest one-day fall since IPO in January, if losses hold
(Reporting by Jakob Van Calster, Samuel Indyk and Danilo Masoni; Editing by Susan Fenton)
((jakob.vancalster@thomsonreuters.com))