UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2024 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from ________ to _________ Commission File Number: 001-38582 Allakos Inc. (Exact Name of Registrant as Specified in its Charter) Delaware 45-4798831 (State or ot ...

Exhibit 99.1 Allakos Provides Business Update and Reports Third Quarter 2024 Financial Results SAN CARLOS, Calif., November 6, 2024 (GLOBE NEWSWIRE) – Allakos Inc. (the "Company") (Nasdaq: ALLK), a biotechnology company developing antibodies for the treatment of allergic, inflammatory and proliferative diseases, today provided a business update and reported financial results for the third quarter ended September 30, 2024. Recent Allakos Events • Reported safety, pharmacokinetics (PK), and pharmacodynamic (P ...

SAN CARLOS, Calif., Nov. 06, 2024 (GLOBE NEWSWIRE) -- Allakos Inc. (the “Company”) (Nasdaq: ALLK), a biotechnology company developing antibodies for the treatment of allergic, inflammatory and proliferative diseases, today provided a business update and reported financial results for the third quarter ended September 30, 2024. Recent Allakos Events Reported safety, pharmacokinetics (PK), and pharmacodynamic (PD) results from the Phase 1 trial of subcutaneous (SC) AK006 in healthy volunteers. Bioavailability ...

– Subcutaneously administered AK006 showed approximately 77% bioavailability and prolonged receptor occupancy on mast cells –– Subcutaneous AK006 was well-tolerated with a favorable safety profile –– Top-line Phase 1 results of Intravenous AK006 in patients with CSU are expected in early Q1 of 2025 – SAN CARLOS, Calif., Oct. 10, 2024 (GLOBE NEWSWIRE) -- Allakos Inc. (Nasdaq: ALLK), a biotechnology company developing AK006 for the treatment of mast cell-driven diseases, today announced results from the Phase ...

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2024 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from ________ to _________ Commission File Number: 001-38582 Allakos Inc. (Exact Name of Registrant as Specified in its Charter) Delaware 45-4798831 (State or other j ...

Exhibit 99.1 Allakos Provides Business Update and Reports Second Quarter 2024 Financial Results SAN CARLOS, Calif., August 7, 2024 (GLOBE NEWSWIRE) – Allakos Inc. (the "Company") (Nasdaq: ALLK), a biotechnology company developing antibodies for the treatment of allergic, inflammatory and proliferative diseases, today provided a business update and reported financial results for the second quarter ended June 30, 2024. Recent Allakos Events • Initiated the randomized, double-blind, placebo-controlled Phase 1 ...

SAN CARLOS, Calif., Aug. 07, 2024 (GLOBE NEWSWIRE) -- Allakos Inc. (the “Company”) (Nasdaq: ALLK), a biotechnology company developing antibodies for the treatment of allergic, inflammatory and proliferative diseases, today provided a business update and reported financial results for the second quarter ended June 30, 2024. Recent Allakos Events Initiated the randomized, double-blind, placebo-controlled Phase 1 trial of intravenous (IV) AK006 in patients with chronic spontaneous urticaria.Completed dosing in ...

– AK006 achieved serum concentrations consistent with levels demonstrating inhibitory activity in preclinical experiments –– Skin biopsies from subjects treated with AK006 show high receptor occupancy –– AK006 was well-tolerated with a favorable safety profile – SAN CARLOS, Calif., June 25, 2024 (GLOBE NEWSWIRE) -- Allakos Inc. (NASDAQ:ALLK), a biotechnology company developing AK006 for the treatment of mast cell-driven diseases, today announced positive results from the single and multiple ascending Phase ...

– AK006 achieved serum concentrations consistent with levels demonstrating inhibitory activity in preclinical experiments –– Skin biopsies from subjects treated with AK006 show high receptor occupancy –– AK006 was well-tolerated with a favorable safety profile – SAN CARLOS, Calif., June 25, 2024 (GLOBE NEWSWIRE) -- Allakos Inc. (Nasdaq: ALLK), a biotechnology company developing AK006 for the treatment of mast cell-driven diseases, today announced positive results from the single and multiple ascending Phase ...

– Top-line Phase 1 CSU results expected at year end 2024 – SAN CARLOS, Calif., May 28, 2024 (GLOBE NEWSWIRE) -- Allakos Inc. (NASDAQ:ALLK), a biotechnology company developing AK006 for the treatment of mast cell-driven diseases, today announced that the first patient with chronic spontaneous urticaria (CSU) has been dosed in a randomized, double-blind, placebo-controlled Phase 1 trial of AK006. The Phase 1 trial is designed to assess the safety, tolerability and pharmacokinetics of AK006, and to explore the ...