-- ISS states that the acquisition of Detour Gold "will add a long-life, high-quality asset to Kirkland's portfolio, and will strengthen the company's position as a senior gold producer"

Kirkland Lake Gold Ltd. ("Kirkland Lake Gold" or the "Company") (TSX:KL) (NYSE:KL) (ASX:KLA) today announced record production for the fourth quarter ("Q4 2019") and full-year ("FY 2019") 2019. Production in Q4 2019 totaled 279,742 ounces, an increase of 21% from 231,217 ounces for the same period in 2018 ("Q4 2018"), with the increase driven by record quarterly production at the Fosterville Mine of 191,893 ounces. For FY 2019, consolidated production totaled 974,615 ounces, 35% higher than 723,701 for full-year 2018 ("FY 2018"). FY 2019 production at Fosterville of 619,366 ounces beat the mine's FY 2019 guidance of 570,000 - 610,000 ounces. Production at Macassa Mine in FY 2019 totaled 241,297 ounces, in line with FY 2019 guidance of 240,000 - 250,000 ounces. All dollar amounts are expressed in U.S. dollars, unless otherwise noted.

Detour Gold Corporation (TSX:DGC) ("Detour Gold" or the "Company") today announced that it has filed its management information circular and related materials with the Canadian securities regulatory authorities in connection with the Company's proposed arrangement (the "Arrangement") under section 192 of the Canada Business Corporations Act involving Kirkland Lake Gold Ltd. (TSX:KL) (NYSE:KL) (ASX:KLA) ("Kirkland Lake Gold"). The circular is available on the Investor Relations section of Detour Gold's website, www.detourgold.com/investors/ and under Detour Gold's profile on SEDAR at www.sedar.com. Copies of the management information circular and related materials will be mailed to Detour Gold shareholders entitled to vote on the Arrangement at the Detour Gold special meeting of shareholders (the "Special Meeting").