WASHINGTON—President-elect Donald Trump in recent years has had an investment of as much as $250,000 in the parent of the company he pushed to shelve plans to move its Indianapolis factory to Mexico.

Mr. Trump in 2014 owned an investment between $100,001 and $250,000 in United Technologies Corp., according to financial disclosure forms filed during the presidential campaign. It couldn’t be learned whether he still had a financial investment in the company because disclosure forms are filed only annually. Mr. Trump’s 2015 disclosure...