Below are some of the most frequently asked questions about Biostage:

COMMUNICATIONS AND GENERAL ISSUES:

Where is Biostage’s corporate headquarters?

Biostage’s headquarters is located at: 84 October Hill Road, Suite 11, Holliston, MA 01746, with the main phone number 774-233-7300. The Company’s website is www.biostage.com

What is Biostage’s fiscal year?

The company’s fiscal year will continue to be January 1 – December 31.

When was Biostage founded?

Biostage, Inc. was spun-off to shareholders of Harvard Bioscience, Inc. (HBIO) on November 1, 2013. Prior to its spin-off, the Company was a business segment of Harvard Bioscience, Inc. At the time of its spin-off, the Company’s name was Harvard Apparatus Regenerative Technology, Inc.

STOCKHOLDER ISSUES:

Who can I contact about questions regarding my investment in Biostage, Inc. OTCQB: BSTG (formerly Harvard Apparatus Regenerative Technology, Inc. (HART)

Please feel free to contact our Chief Financial Officer, Joe Damasio, with questions regarding Biostage or to have your name added to our investor email distribution list. Our team is committed to addressing your questions immediately and to responding to messages or emails in no more than 24 hours.

Joe’s contact information is as follows:

What market does Biostage trade on?

Biostage has traded on the OTCQB marketplace under the ticker symbol BSTG since December 2017. After its name change from Harvard Apparatus Regenerative Technology, Inc. to Biostage, Inc., Biostage traded on the Nasdaq Capital Market under the ticker symbol BSTG, effective with regular trading on Friday, April 1, 2016. Prior to that, Biostage traded on the Nasdaq Capital Market under the ticker symbol HART.

What is Biostage’s Common Stock CUSIP (identification) number?

Effective immediately Biostage’s common stock CUSIP is 09074M103

Previously Harvard Apparatus Regenerative Technology’s CUSIP for common stock was 41690A106

Who is Biostage’s transfer agent and registrar and Whom do I contact with questions about my stock certificates?

Biostage, Inc.’s transfer agent and registrar is Computershare Limited Computershare can be reached as follows:

How can I view documents Biostage, Inc. has filed with the Securities & Exchange Commission (SEC)?

To access Biostage’s filings with the SEC, please visit:

http://ir.biostage.com/financial-filings

How can I request additional information or materials from the company?

Our investor relations team’s contact information is as follows: