Six Months Ended June 30, 2020
For the six months ended June 30, 2020, Radius reported a net loss of $81.5 million, or $1.76 per share, compared to a net loss of $78.2 million, or $1.70 per share, for the six months ended June 30, 2019.
For the six months ended June 30, 2020, non-GAAP adjusted net loss, which excludes expenses related to stock-based compensation, restructuring plans, depreciation, non-cash interest obligations under debt obligations, impairment of operating lease right of use assets, and amortization of intangible assets, was $58.6 million, or $1.26 per share, compared to non-GAAP adjusted net loss of $57.2 million, or $1.25 per share, for the six months ended June 30, 2019.
For the six months ended June 30, 2020, TYMLOS net product revenues were $98.0 million compared to approximately $70.9 million for the six months ended June 30, 2019.
For the six months ended June 30, 2020, research and development expense was $83.9 million compared to $50.4 million for the six months ended June 30, 2019, an increase of $33.5 million, or 66%. This increase was primarily driven by a $25.0 million increase in abaloparatide-patch project costs, a $8.7 million increase in project costs for elacestrant, a $0.6 million increase in abaloparatide-SC project costs, a $0.8 million increase in professional fees services, and a $0.4 million increase in compensation expenses. These increases were partially offset by a $1.0 million decrease in RAD140 project costs, a $0.3 million decrease in occupancy and depreciation costs, and a $0.7 million decrease in travel and entertainment expenses.
For the six months ended June 30, 2020, selling, general and administrative expense was $74.7 million compared to $81.3 million for the six months ended June 30, 2019, a decrease of $6.6 million, or 8%. This decrease was primarily the result of a $4.0 million decrease in professional fees, a $2.5 million decrease in travel and entertainment expenses, a $0.8 million decrease in occupancy and depreciation costs and a $0.2 million decrease in other operating expense. These decreases were offset by a $0.8 million increase in compensation related expenses.
As of June 30, 2020, Radius had $126.3 million in cash, cash equivalents, restricted cash, and marketable securities. Based upon our cash, cash equivalents and marketable securities balance as of June 30, 2020, we believe that, prior to the consideration of potential proceeds from partnering and/or collaboration activities, we have sufficient capital to fund our development plans, U.S. commercial and other operational activities for at least twelve months from the date of this press release.
4