Shadows of people holding mobile phones are cast onto a backdrop projected with the Twitter logo in WarsawWith the aid of Olivia Oran and Gerry Shih NEW YORK/SAN FRANCISCO (Reuters) – Twitter Inc raised the highest finish of its IPO value range through 25 percent and will shut its books a day early, signaling sturdy demand for the most closely watched Silicon Valley debut since Fb Inc last yr. Amid a pink-sizzling marketplace for initial public offerings and hovering fairness markets, Twitter raised its value vary to $23 to $25 per share on Monday, however kept the offering dimension at 70 million shares. Sources with reference to the placement stated demand amongst institutional buyers was so strong that the ultimate pricing is more likely to go even higher than the new range introduced on Monday. About half of all U.S. grownup Twitter customers mentioned they get news during the social media platform, consistent with a Pew Research survey.