(Reuters) - Snap Inc, owner of popular messaging app Snapchat, disclosed on Monday that it expected investors buying up to a quarter of the shares in its $3.2 billion initial public offering this week to agree not to sell them for a year.<div><a href="http://feeds.reuters.com/~ff/reuters/technologyNews?a=tgScopyR9Mk:uffreuxRCp8:yIl2AUoC8zA"><img src="http://feeds.feedburner.com/~ff/reuters/technologyNews?d=yIl2AUoC8zA" border="0" /></a> <a href="http://feeds.reuters.com/~ff/reuters/technologyNews?a=tgScopyR9Mk:uffreuxRCp8:V_sGLiPBpWU"><img src="http://feeds.feedburner.com/~ff/reuters/technologyNews?i=tgScopyR9Mk:uffreuxRCp8:V_sGLiPBpWU" border="0" /></a> <a href="http://feeds.reuters.com/~ff/reuters/technologyNews?a=tgScopyR9Mk:uffreuxRCp8:-BTjWOF_DHI"><img src="http://feeds.feedburner.com/~ff/reuters/technologyNews?i=tgScopyR9Mk:uffreuxRCp8:-BTjWOF_DHI" border="0" /></a></div><img src="http://feeds.feedburner.com/~r/reuters/technologyNews/~4/tgScopyR9Mk" height="1" width="1" alt="" />