On March 1, 2022 Allakos Inc. (the "Company") (Nasdaq: ALLK), a biotechnology company developing lirentelimab (AK002) and AK006 for the treatment of allergic and inflammatory diseases, reported financial results for the fourth quarter and full year ended December 31, 2021 (Press release, Allakos, MAR 1, 2022, View Source [SID1234609272]).

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Recent Events

Initiated a Phase 2 randomized, double-blind, placebo-controlled study of subcutaneous lirentelimab in patients with moderate-to-severe atopic dermatitis in the fourth quarter of 2021.
Reported topline data from ENIGMA 2, a Phase 3 randomized, double-blind, placebo-controlled study of lirentelimab in patients with eosinophilic gastritis/eosinophilic duodenitis ("EG"/"EoD") in the fourth quarter of 2021.
Reported topline data from KRYPTOS, a Phase 2/3 randomized, double-blind, placebo-controlled study of lirentelimab in patients with eosinophilic esophagitis ("EoE") in the fourth quarter of 2021.
Upcoming Milestones

Hold an End-of-Phase 2 meeting with the FDA during second quarter of 2022 to discuss the Phase 2/3 KRYPTOS data and the development path with subcutaneous lirentelimab in patients with EoE.
Report topline data from the Phase 3 study of lirentelimab in patients with EoD (EoDyssey) in the third quarter of 2022.
Initiate a Phase 2b randomized, double-blind, placebo-controlled study of subcutaneous lirentelimab in patients with chronic spontaneous urticaria in the middle of 2022.
Complete IND-Enabling studies of AK006 during 2022 and initiate the first-in-human study in the first half of 2023.
Fourth Quarter and Full Year 2021 Financial Results

Research and development expenses were $72.9 million in the fourth quarter of 2021 as compared to $28.5 million in the same period in 2020, an increase of $44.4 million. Research and development expenses were $196.3 million for the full year 2021 as compared to $105.5 million in the same period in 2020, an increase of $90.8 million.

General and administrative expenses were $23.2 million in the fourth quarter of 2021 as compared to $15.8 million in the same period in 2020, an increase of $7.4 million. General and administrative expenses were $75.1 million for the full year 2021 as compared to $51.5 million in the same period in 2020, an increase of $23.6 million.

Allakos reported a net loss of $94.4 million in the fourth quarter of 2021 as compared to $44.3 million in the same period in 2020, an increase of $50.1 million. Net loss per basic and diluted share was $1.73 for the fourth quarter of 2021 compared to $0.86 in the same period in 2020. Net loss was $269.9 million for the full year 2021 as compared to $153.5 million in the same period in 2020, an increase of $116.4 million. Net loss per basic and diluted share was $5.01 for the full year 2021 compared to $3.10 in the same period in 2020.

Allakos ended the fourth quarter of 2021 with $424.2 million in cash, cash equivalents and marketable securities.