Item 5. Market for Registrant’s Common Equity, Related Stockholder Matters and Issuer Purchases of Equity Securities
Our common stock is been traded on The Nasdaq Global Select Market under the symbol “MCRB.”
Stock Performance Graph
The graph set forth below compares the cumulative total stockholder return on our common stock between June 26, 2015 (the date of our initial public offering) and December 31, 2018, with the cumulative total return of (a) the Nasdaq Biotechnology Index and (b) the Nasdaq Composite Index, over the same period. This graph assumes the investment of $100 on June 26, 2015 in our common stock, the Nasdaq Biotechnology Index and the Nasdaq Composite Index and assumes the reinvestment of dividends, if any. The graph assumes our closing sales price on June 26, 2015 of $51.40 per share as the initial value of our common stock and not the initial offering price to the public of $18.00 per share.
As of February 28, 2019, there were approximately 20 holders of record of our common stock. The actual number of stockholders is greater than this number of record holders, and includes stockholders who are beneficial owners, but whose shares are held in street name by brokers and other nominees. The number of holders of record also does not include stockholders whose shares may be held in trust by other entities.
We have not paid any cash dividends on our common stock since inception and do not anticipate paying cash dividends in the foreseeable future.
Recent Sales of Unregistered Securities
We did not make any sales of unregistered securities during the quarter ended December 31, 2018.
Purchases of Equity Securities by the Issuer or Affiliated Purchasers
There were no repurchases of shares of common stock made during the quarter ended December 31, 2018.