– Cash balance of $370.7 million as of September 30, 2020 bolstered by July IPO –
– Recently expanded ANX005 clinical program into neurodegeneration, with initiation of Phase 2 in Huntington’s Disease –
– Fully enrolled Phase 1b DDI trial in Guillain-Barré Syndrome –

SOUTH SAN FRANCISCO, Calif., Nov. 16, 2020 (GLOBE NEWSWIRE) -- Annexon, Inc. (“Annexon”) (Nasdaq: ANNX), a clinical-stage biopharmaceutical company developing a pipeline of novel therapies for patients with classical complement-mediated disorders of the brain, body and eye, today announced third quarter 2020 financial results and recent business highlights.

“We continue to make strong progress across our classical complement platform, including expanded development of ANX005 in Huntington’s Disease, and advancement of our subcutaneous formulation, ANX009, into the clinic,” said Douglas Love, Esq., president and chief executive officer of Annexon. “Our unique focus on C1q allows us to address a diverse set of classical complement-mediated autoimmune and neurodegenerative diseases, and we’re well capitalized to conduct several promising near- and mid-term Phase 2 clinical trials in these devastating diseases.”

Program Highlights

  • Initiated Phase 2 trial evaluating ANX005 in Huntington’s Disease (HD) Initiated patient dosing in a Phase 2 trial designed to assess safety, tolerability, and biomarkers of target engagement and impact on neurodegeneration
  • Initiated Phase 1 first-in-human trial of ANX009. Initiated subcutaneous dosing of healthy volunteers with Annexon’s third clinical-stage drug candidate in a Phase 1 trial designed to assess safety, tolerability, pharmacokinetics and pharmacodynamics of single and multiple ascending doses
  • Completed enrollment of Guillain-Barré Syndrome (GBS) Drug-Drug Interaction (DDI) trial. Fully enrolled global Phase 1b DDI trial assessing safety and potential pharmacokinetic effect of ANX005 co-administered with IVIg in GBS patients. Data are anticipated in early 2021

Anticipated Upcoming Milestones

  • ANX005, a clinical-stage investigational monoclonal antibody intended to treat patients with complement-mediated disorders
    -- Phase 2 trial in patients with HD is ongoing with initial data anticipated in 2H 2021
    -- Phase 2/3 trial in patients with GBS is planned to initiate in early 2021 with data anticipated in 2023
    -- Phase 2 trial in patients with amyotrophic lateral sclerosis (ALS) is planned to initiate in early 2021 with initial data anticipated in 2H 2021
    -- Phase 2 trial in patients with warm autoimmune hemolytic anemia (wAIHA) is planned to initiate in early 2021 with initial data anticipated in 1H 2022
  • ANX007, a clinical-stage investigational monoclonal antibody Fab for the treatment of patients with complement-mediated neurodegenerative ophthalmic diseases
    -- Phase 2 trial in patients with geographic atrophy (GA) is planned to initiate in early 2021 with data anticipated in 2023 
  • ANX009, a clinical-stage investigational, subcutaneous formulation of an antigen-binding fragment (Fab) intended to treat systemic antibody-mediated autoimmune diseases 
    -- Phase 1 first-in-human trial is ongoing with data anticipated in 1H 2021 

Third Quarter 2020 Financial Results

  • Cash and cash equivalents:  Cash and cash equivalents were $370.7 million as of September 30, 2020 compared to $43.9 million as of December 31, 2019. In July 2020, Annexon completed an upsized IPO of 14,750,000 shares of its common stock, including the exercise of the underwriters’ option to purchase an additional 2,139,403 shares of common stock, resulting in net proceeds of $262.4 million, after deducting underwriting commissions and offering expenses
  • Research and development (R&D) expenses: R&D expenses were $11.8 million for the quarter ended September 30, 2020 compared to $7.1 million for the quarter ended September 30, 2019
  • General and administrative (G&A) expenses:  G&A expenses were $3.8 million for the quarter ended September 30, 2020 compared to $2.0 million for the quarter ended September 30, 2019
  • Net loss:  Net loss was $15.6 million for the quarter ended September 30, 2020 compared to $10.2 million for the quarter ended September 30, 2019. Net loss attributable to common stockholders was $22.0 million or $0.77 per share for the quarter ended September 30, 2020 compared to $10.5 million or $24.14 per share for the quarter ended September 30, 2019

About Annexon, Inc.
Annexon is a clinical-stage biopharmaceutical company developing a pipeline of novel therapies for patients with classical complement-mediated disorders of the brain, body and eye. The company’s pipeline is based on its platform technology addressing well-researched classical complement-mediated autoimmune and neurodegenerative disease processes, both of which are triggered by aberrant activation of C1q, the initiating molecule of the classical complement pathway. Annexon is deploying a disciplined, biomarker-driven development strategy designed to establish that its product candidates are engaging the target at a well-tolerated therapeutic dose in the intended tissue compartments. For more information, visit www.annexonbio.com.

Forward Looking Statements
This press release contains forward-looking statements within the meaning of Section 27A of the Securities Act of 1933, as amended, and Section 21E of the Securities Exchange Act of 1934, as amended. In some cases, you can identify forward-looking statements by terminology such as “aim,” “anticipate,” “assume,” “believe,” “contemplate,” “continue,” “could,” “design,” “due,” “estimate,” “expect,” “goal,” “intend,” “may,” “objective,” “plan,” “positioned,” “potential,” “predict,” “seek,” “should,” “target,” “will,” “would” and other similar expressions that are predictions of or indicate future events and future trends, or the negative of these terms or other comparable terminology. All statements other than statements of historical facts contained in this press release are forward-looking statements. These forward-looking statements include, but are not limited to, statements about: advancement of the company’s clinical and preclinical programs; the company’s capital position and ability to conduct promising near- and mid-term Phase 2 clinical trials; timing and commencement of future nonclinical studies and clinical trials and research and development programs; and the implementation of the company’s business model and strategic plans for its business and product candidates, including additional indications which the company may pursue. Forward-looking statements are not guarantees of future performance and are subject to risks and uncertainties that could cause actual results and events to differ materially from those anticipated, including, but not limited to, risks and uncertainties related to: the company’s history of net operating losses; the company’s ability to obtain necessary capital to fund its clinical programs; the early stages of clinical development of the company’s product candidates; the effects of COVID-19 or other public health crises on the company’s clinical programs and business operations; the company’s ability to obtain regulatory approval of and successfully commercialize its product candidates; any undesirable side effects or other properties of the company’s product candidates; the company’s reliance on third-party suppliers and manufacturers; the outcomes of any future collaboration agreements; and the company’s ability to adequately maintain intellectual property rights for its product candidates. These and other risks are described in greater detail under the section titled “Risk Factors” contained in the company’s Quarterly Report on Form 10-Q for the quarterly period ended September 30, 2020 filed with the Securities and Exchange Commission (SEC) on November 16, 2020 pursuant to Rule 424(b) under the Securities Act and the company’s other filings with the SEC. Any forward-looking statements that the company makes in this press release are made pursuant to the Private Securities Litigation Reform Act of 1995, as amended, and speak only as of the date of this press release. Except as required by law, the company undertakes no obligation to publicly update any forward-looking statements, whether as a result of new information, future events or otherwise.


ANNEXON, INC.
Condensed Consolidated Statements of Operations
(in thousands, except share and per share amounts)
(Unaudited)

  Three Months Ended
September 30,
  Nine Months Ended
September 30,
 
  2020  2019  2020  2019 
Operating expenses:                
Research and development (1) $11,775  $7,089  $31,279  $17,729 
General and administrative (1)  3,810   1,981   8,999   5,660 
Total operating expenses  15,585   9,070   40,278   23,389 
Loss from operations  (15,585)  (9,070)  (40,278)  (23,389)
Loss on remeasurement of redeemable convertible preferred stock liability     (1,340)     (5,670)
Other (expense) income, net  (52)  224   64   821 
Net loss before taxes  (15,637)  (10,186)  (40,214)  (28,238)
Provision for income taxes  1   2   5   3 
Net loss  (15,638)  (10,188)  (40,219)  (28,241)
Accretion on redeemable convertible preferred stock  (145)  (281)  (705)  (815)
Deemed dividend – beneficial conversion feature on redeemable convertible preferred stock  (6,219)     (6,219)   
Net loss attributable to common stockholders $(22,002) $(10,469) $(47,143) $(29,056)
Net loss per share attributable to common stockholders, basic and diluted $(0.77) $(24.14) $(4.79) $(67.04)
Weighted-average shares used in computing net loss per share
attributable to common stockholders, basic and diluted
  28,465,156   433,749   9,845,754   433,406 
                 
(1) Includes the following stock-based compensation expense:                
Research and development  624   159   1,284   391 
General and administrative  847   451   1,613   1,122 
                 

ANNEXON, INC.
Condensed Consolidated Balance Sheets
(in thousands)
(Unaudited)

  September 30,
2020
  December 31,
2019
 
Assets        
Current assets:        
Cash and cash equivalents $370,686  $43,931 
Prepaid expenses and other current assets  2,889   1,475 
Total current assets  373,575   45,406 
Property and equipment, net  2,039   2,138 
Other long-term assets     2,354 
Total assets $375,614  $49,898 
Liabilities, Redeemable Convertible Preferred Stock and Stockholders’ Equity (Deficit)        
Current liabilities:        
Accounts payable $3,954  $2,371 
Accrued liabilities  4,649   2,194 
Deferred rent, current  385   366 
Total current liabilities  8,988   4,931 
Deferred rent  1,147   1,437 
Total liabilities  10,135   6,368 
Redeemable convertible preferred stock     143,984 
Stockholders’ Equity (Deficit):        
Preferred stock      
Common stock  38   4 
Additional paid-in capital  508,318   2,202 
Accumulated other comprehensive loss  (78)  (80)
Accumulated deficit  (142,799)  (102,580)
Total stockholders’ equity (deficit)  365,479   (100,454)
Total liabilities, redeemable convertible preferred stock and stockholders’ equity (deficit) $375,614  $49,898 

Investor Contact:
Sylvia Wheeler
swheeler@wheelhouselsa.com

Alexandra Santos
asantos@wheelhouselsa.com

Media Contact:
Caroline Rufo, Ph.D.
crufo@macbiocom.com

Annexon_Logo_RGB.png

Source: Annexon Biosciences

2020 GlobeNewswire, Inc., source Press Releases