Quarterly report pursuant to Section 13 or 15(d)

Capital Stock

Capital Stock
9 Months Ended
Sep. 30, 2020
Equity [Abstract]  
Capital Stock Capital Stock
Exercise of Options
For the nine months ended September 30, 2020 and September 30, 2019, we issued 87,240 and 970,256 shares, respectively, upon option exercises at a weighted-average exercise price of $6.17 and $4.76 per share, respectively, with net cash proceeds of $0.5 million and $4.6 million, respectively.
Private Offering
In June 2019, we entered into a Securities Purchase Agreement with an affiliate of Casdin pursuant to which we issued and sold to Casdin 3,048,780 shares of our common stock at a purchase price of $16.40 per share. After deducting legal fees of $74 thousand from the Private Offering, our net proceeds were $49.9 million.
The Private Offering was exempt from registration pursuant to the exemption for transactions by an issuer not involving any public offering under Section 4(a)(2) the Securities Act, and Regulation D under the Securities Act.