State of New Jersey Common Pension Fund D increased its position in shares of Iron Mountain Inc (NYSE:IRM) by 46.7% during the fourth quarter, according to the company in its most recent disclosure with the Securities and Exchange Commission. The firm owned 22,000 shares of the financial services provider’s stock after purchasing an additional 7,000 shares during the period. State of New Jersey Common Pension Fund D’s holdings in Iron Mountain were worth $713,000 at the end of the most recent reporting period.