Bloomberg - ITC Holdings Corp. CEO Joe Welch is looking forward to the end of sleepless nights he blames on hedge funds. The sale of the Novi-based power-line operator to Fortis Inc. means ITC’s business will be protected in a bigger, more diverse company whose stock won’t be so vulnerable to manipulation by short-sellers, according to Welch. ITC, the only publicly traded U.S. company whose sole assets are transmission lines, had watched its valuation languish over the last three years on