On April 17, 2017, Hills Bancorporation issued to its shareholders a Quarterly Financial Report, unaudited, for the quarter ended March 31, 2017, a copy of which is attached as Exhibit 99.1 to this Form 8-K.

Item 7.01 Regulation FD Disclosure

On April 17, 2017, Hills Bancorporation issued to its shareholders a Quarterly Financial Report, unaudited, for the quarter ended March 31, 2017, a copy of which is attached as Exhibit 99.1 to this Form 8-K.

Item 9.01 Financial Statements and Exhibits

Exhibit 99.1 March 31, 2017 Quarterly Financial Report, unaudited.

About HILLS BANCORPORATION (OTCMKTS:HBIA)

Hills Bancorporation is a bank holding company engaged, through its subsidiary bank, Hills Bank and Trust Company (the Bank), in the business of commercial banking. The Bank is a full-service commercial bank offering its services to individuals, businesses, governmental units and institutional customers. The Bank is engaged in various areas of commercial banking, including acceptance of demand, savings and time deposits; making commercial, real estate, agricultural and consumer loans; maintaining night and safe deposit facilities, and performing collection, exchange and other banking services for individual customers. The Bank administers estates, personal trusts and pension plans, and provides farm management, investment advisory and custodial services for individuals, corporations and non-profit organizations. The Bank makes commercial and agricultural loans, real estate loans, automobile, installment and other consumer loans.

HILLS BANCORPORATION (OTCMKTS:HBIA) Recent Trading Information

HILLS BANCORPORATION (OTCMKTS:HBIA) closed its last trading session up +0.50 at 51.00 with 300 shares trading hands.