Exhibit 99.1

TRANSACTIONS IN THE ISSUER’S SECURITIES DURING THE LAST 60 DAYS

During the last 60 days, the Reporting Person has sold an aggregate 688,892 shares of the Issuer’s Common Stock, as follows:

Transaction Date	Number of Shares Sold	Transaction Price
8/22/2019	10,000	$4.80
8/22/2019	4,312	$4.83
8/23/2019	10,000	$4.82
8/23/2019	10,000	$4.79
8/26/2019	10,000	$4.81
8/26/2019	9,500	$4.81
8/27/2019	10,000	$4.73
8/27/2019	500	$4.81
8/28/2019	15,000	$4.76
8/28/2019	100	$4.80
8/29/2019	15,000	$4.76
8/29/2019	2,275	$4.80
8/30/2019	15,000	$4.78
8/30/2019	2,702	$4.81
9/3/2019	15,000	$4.72
9/4/2019	15,000	$4.68
9/5/2019	11,374	$4.70
9/6/2019	15,000	$4.65
9/9/2019	15,000	$4.63
9/10/2019	15,000	$4.66
9/10/2019	300	$4.80
9/11/2019	15,000	$4.70
9/11/2019	4,123	$4.80
9/12/2019	15,000	$4.83
9/12/2019	10,000	$4.85
9/12/2019	6,055	$4.91
9/13/2019	6,055	$4.97
9/13/2019	3,945	$4.96
9/13/2019	10,000	$4.92
9/13/2019	15,000	$4.92
9/16/2019	15,000	$4.83
9/16/2019	7,839	$4.85
9/16/2019	1,625	$4.93
9/17/2019	15,000	$4.77
9/17/2019	2,310	$4.80
9/18/2019	15,000	$4.76
9/19/2019	15,000	$4.82
9/19/2019	7,690	$4.83
9/20/2019	8,187	$4.81
9/20/2019	15,000	$4.79
9/23/2019	15,000	$4.66
9/24/2019	15,000	$4.47
9/25/2019	15,000	$4.36
9/26/2019	15,000	$4.37
9/27/2019	15,000	$4.34
9/30/2019	15,000	$4.36
10/1/2019	15,000	$4.23
10/2/2019	15,000	$4.06
10/3/2019	15,000	$4.11
10/4/2019	15,000	$4.12
10/7/2019	15,000	$4.03
10/8/2019	15,000	$3.98
10/9/2019	15,000	$3.88
10/10/2019	15,000	$3.85
10/11/2019	15,000	$3.84
10/14/2019	15,000	$4.03
10/15/2019	15,000	$3.98
10/16/2019	15,000	$3.88
10/17/2019	15,000	$3.85
10/18/2019	15,000	$3.84