Quarterly report pursuant to Section 13 or 15(d)

Common Stock (Tables)

v3.8.0.1
Common Stock (Tables)
9 Months Ended
Sep. 30, 2017
Equity [Abstract]  
Summary of Stock Options Activity

Stock option transactions and the number of stock options outstanding are summarized below:

 

 

 

Number of

 

 

Weighted

 

 

 

Optioned

 

 

Average

 

 

 

Common

 

 

Exercise

 

 

 

Shares

 

 

Price

 

Balance,  December 31, 2016

 

 

 

 

$

 

Additions from OncoGenex Plans

 

 

113,451

 

 

 

92.61

 

Granted

 

 

1,052,200

 

 

 

2.89

 

Expired

 

 

(19,544

)

 

 

114.53

 

Forfeited

 

 

 

 

 

 

Balance,  September 30, 2017

 

 

1,146,107

 

 

$

9.87

 

 

Summary of Fair Value of Option Awards

The fair value of each stock award for employees and directors is estimated on the grant date and for consultants at each reporting period, using the Black-Scholes option-pricing model based on the weighted-average assumptions. For the nine months ended September 30, 2017, the weighted-average assumptions used in the Black-Scholes option-pricing model are noted in the following table. No stock options were granted during the nine months ended September 30, 2016:

 

 

 

Nine Months Ended

 

 

September 30,

 

 

2017

 

 

Risk-free interest rates

 

 

1.95

%

 

Expected dividend yield

 

 

0

%

 

Expected life

 

 

6.00

 

 

Expected volatility

 

 

86.06

%

 

 

Summary of Share-Based Compensation Expense

The results for the periods set forth below included share-based compensation expense for stock options and restricted stock units in the following expense categories of the consolidated statements of loss (in thousands):

 

 

 

Three Months Ended

 

 

Nine Months Ended

 

 

 

September 30,

 

 

September 30,

 

 

 

2017

 

 

2016

 

 

2017

 

 

2016

 

Research and development

 

$

43

 

 

$

 

 

$

43

 

 

$

 

General and administrative

 

$

109

 

 

 

 

 

 

109

 

 

 

 

Total stock-based compensation

 

$

152

 

 

$

 

 

$

152

 

 

$

 

 

Summary of Restricted Stock Unit Award Activity

The following table summarizes our restricted stock unit award activity during the nine months ended September 30, 2017:

 

 

 

 

 

 

 

Weighted

 

 

 

Number

 

 

Average

 

 

 

of

 

 

Grant Date

 

 

 

Shares

 

 

Fair Value

 

Balance,  December 31, 2016

 

 

 

 

$

 

Additions from OncoGenex Plans

 

 

10,543

 

 

 

41.14

 

Granted

 

 

205,100

 

 

 

2.89

 

Released

 

 

(5,208

)

 

 

44.36

 

Forfeited or expired

 

 

(19

)

 

 

51.91

 

Balance,  September 30, 2017

 

 

210,416

 

 

$

3.78

 

 

Summary of Outstanding Warrants

The following is a summary of outstanding warrants to purchase common stock at September 30, 2017:

 

 

 

Total

 

 

 

 

 

 

 

 

 

Outstanding

 

 

Exercise

 

 

 

 

 

and

 

 

price per

 

 

 

 

 

Exercisable

 

 

Share

 

 

Expiration Date

(1) Series A Warrants issued in July 2014 financing

 

 

252,721

 

 

 

44.000

 

 

July 2019

(2) Series B Warrants issued in July 2014 financing

 

 

60,933

 

 

 

44.000

 

 

July 2019

(3) Series A-1 Warrants issued in April 2015 financing

 

 

21,748

 

 

 

26.400

 

 

October 2020

(4) Warrants issued in September 2017 financing

 

 

82,237

 

 

 

3.496

 

 

March 2023

 

Summary of Fair Value of Warrants Issued

The estimated fair value of warrants classified as liabilities is reassessed at each reporting date using the Black-Scholes pricing model.

 

 

 

As of

 

 

 

September 30,

 

Series A and Series B Warrant Valuation Assumptions

 

2017

 

Risk-free interest rates

 

 

1.42

%

Expected dividend yield

 

 

0

%

Expected life

 

1.75 years

 

Expected volatility

 

 

86.06

%