N.H. Rev. Stat. Ann. § 299:7

It may use the old corporate name, or adopt a new one, by which it shall thereafter be known; may issue capital stock, as the directors may determine, in an amount not exceeding the purchase price at the foreclosure sale; shall file a certificate with the secretary of state, signed by its treasurer and a majority of its directors, setting forth the sale under foreclosure proceedings, the amount of capital as fixed at the first meeting and the corporate name adopted.