Assembly Biosciences Announces June Conference Presentations

INDIANAPOLIS, May 26, 2017 -- Assembly Biosciences, Inc. (NASDAQ:ASMB), a clinical-stage biotechnology company advancing a new class of oral therapeutics for the treatment of hepatitis B virus (HBV) infection and novel oral live biotherapeutics for disorders associated with the microbiome, today announced presentations at two upcoming conferences:

•  Jefferies 2017 Global Healthcare Conference – New York
Date/Time: Wednesday, June 7, 2017 at 10:00 am ET
Presenter: Derek Small, Chief Executive Officer

*A webcast of the corporate presentation will be available in the Investor Relations section of the Company’s website at www.assemblybio.com

•  Microbiome Drug Development Summit – Boston
Date/Time: Wednesday, June 28, 2017 at 5:15 pm ET
Presenter: Miguel Barbosa, PhD, Chief Scientific Officer, Microbiome Program

Separately, the company announced grants of options to purchase 89,750 shares of Assembly’s common stock with an exercise price of $25.40 per share, the closing price on May 25, 2017, to ten new non-executive employees. The stock options have a ten-year term and vest over four years, with one-fourth vesting on the first anniversary of the date of grant and the remaining three-fourths vesting in equal monthly installments thereafter, in all cases subject to such employees’ continued service with Assembly through the applicable vesting dates and subject to acceleration upon the occurrence of certain events as set forth in their option agreements.

The stock options were granted outside of Assembly’s stockholder-approved equity incentive plan pursuant to Assembly’s 2017 Inducement Award Plan. The stock options were approved by the Compensation Committee of the Board of Directors, which is comprised solely of independent directors, as an inducement material to the employees entering into employment with Assembly in accordance with NASDAQ Listing Rule 5635(c)(4), which requires this public announcement.

About Assembly Biosciences
Assembly Biosciences, Inc. is a clinical-stage public biotechnology company developing two innovative platform programs: an HBV program advancing a new class of oral therapeutics for the treatment of hepatitis B virus (HBV) infection and a microbiome program developing novel oral live biotherapeutics designed to address diseases associated with the microbiome. Assembly’s HBV program is advancing multiple drug candidates with the aim of increasing cure rates in patients with chronic HBV. The company's microbiome program consists of a fully integrated platform that includes a robust strain identification and selection process, methods for strain isolation and growth under current Good Manufacturing Practices and a patent-pending delivery system, GEMICEL^®, which allows for targeted oral delivery of live biologic and conventional therapies to the lower gastrointestinal tract. Assembly is developing a robust pipeline of product candidates in multiple disease indications. For more information, visit www.assemblybio.com.

Forward-Looking Statement
The information in this press release contains forward-looking statements regarding future events, including statements about the clinical and therapeutic potential of Assembly’s development programs. Certain forward-looking statements may be identified by reference to a future period or periods or by use of forward-looking terminology such as “designed” or "developing."  Assembly intends such forward-looking statements to be covered by the safe harbor provisions contained in Section 27A of the Securities Act of 1933, as amended, and Section 21E of the Securities Exchange Act of 1934, as amended. Actual results or developments may differ materially from those projected or implied in these forward-looking statements. More information about the risks and uncertainties faced by Assembly are more fully detailed under the heading "Risk Factors" in Assembly’s Annual Report on Form 10-K for the year ended December 31, 2016, and Quarterly Report on Form 10-Q for the quarter ending March 31, 2017 filed with the Securities and Exchange Commission. Except as required by law, Assembly assumes no obligation to update publicly any forward-looking statements, whether as a result of new information, future events or otherwise.

Contacts  
Assembly Biosciences, Inc.                                                                      

Investors:  
Lauren Glaser                                                     
(415) 521-3828
[email protected]         

Media:
Barbara Lindheim
(212) 584-2276
[email protected]