2008 2008 founders divya narendra aalap mahadevia headquarters flatiron district new york ny u.s. products sumzero basic sumzero quarterly top idea qti sumzero elite sumzero buyside website sumzero.com sumzero is an investment website for professional investors collectively referred to as the buyside and buyside professionals are granted membership per an application where they must be on the research team at a hedge fund mutual fund private equity fund or investment banking proprietary trading desk . 1 2 3 its exclusivity is said to mirror that of facebook at its outset and though it currently has over 10 000 buyside members and over 40 000 basic users 4 roughly 75 % of buyside applicants for membership are rejected . 5 6 contents 1 history 2 2012 study 3 references 4 external links history edit the site s co founder and current ceo divya narendra came up with the idea for sumzero in april 2007 while working for the hedge fund sowood capital in boston . narendra and college friend aalap mahadevia subsequently launched sumzero in march 2008 . 7 in june 2012 winklevoss capital made an angel investment of 1.05 million into sumzero . 5 8 9 10 11 sumzero ceo divya narendra and winklevoss twins featured in the wall street journal . in october 2012 the site announced its first annual investing challenge jointly organized by sumzero and the value investing congress . 12 13 the top 3 ideas were pitched on the cnbc television show fast money 14 and winner ryan fusaro presented his investment idea at the value investing congress on october 1 2012 alongside the portfolio managers bill ackman david einhorn and barry rosentein . 15 2012 study edit a paper by wesley gray of drexel university bryan johnson of creighton university and rice university s steven crawford and richard a. price iii do buy side recommendations have investment value analyzes a subset of sumzero s idea database which is composed of 2 135 long and short calls on u.s. equity securities submitted to the website by 1 112 buyside analysts from 910 different funds . 16 this study shows that short recommendations from these analysts generate an immediate and significant decline in price and long recommendations have positive short term returns and exhibit a positive drift . the collective evidence presented in the paper suggests that buy side recommendations have investment value . the paper also documents that broad institutional ownership decreases significantly for buy side recommendations but increases for the buy side analysts employers suggesting there is a wealth transfer between the broader institutional market and buy side firms in the sample . 17 references edit sumzero founder & ceo divya narendra live on bloomberg tv with margaret brennan . the social network for market mavens . il facebook per investitori in italian . rai news24 . 2012 11 22 . paul chrystan . ten years after facebook divya narendra continues to innovate . forbes . a b jannarone john september 17 2012 . the return of facebook s winklevoss twins . the wall street journal . pitch perfect investment pros compete with best stock ideas . interview with divya narendra ceo of sumzero . death of the pc the winklevii s other social network and tech ed in new york . winklevoss twins back facebook for investors with 1 million . winklevoss twins invest in sumzero . huffington post . september 16 2012 . winklevoss twins explain why they invested in new social network sumzero . cnn . september 19 2012 . could search save facebook stock . cnbc . three finalists announced for first annual value investing challenge . 3 finalists of sumzero s top idea contest appear on cnbc s fast money . 27 year old analyst ryan fusaro wowed everyone at the value investing conference with his investment idea . costa len february 28 2012 . do buy side investment recommendations add value . wesley gray ; bryan johnson ; steven crawford ; richard a. price iii september 17 2012 . do buy side recommendations have investment value . external links edit official website retrieved from https en.wikipedia.org w index.php title sumzero & oldid 723914716 categories financial services companies based in new york cityinternet properties established in 2008economics websiteshidden categories cs1 italian language sources it pages using infobox company with unsupported parameters navigation menu personal tools not logged intalkcontributionscreate accountlog in namespaces article talk variants views read edit view history more search navigation main pagecontentsfeatured contentcurrent eventsrandom articledonate to wikipediawikipedia store interaction helpabout wikipediacommunity portalrecent changescontact page tools what links hererelated changesupload filespecial pagespermanent linkpage informationwikidata itemcite this page print export create a bookdownload as pdfprintable version languages add links this page was last modified on 6 june 2016 at 01 31 . text is available under the creative commons attribution sharealike license ; 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