Exhibit A

TRANSACTIONS DURING PAST 60 DAYS

The Reporting Persons engaged in the following transactions in shares of common stock of the Issuer during the past 60 days:

Reporting Person	Date of Transaction		Transaction Type (Purchase or Sale)		Shares			Price
Capital Royalty Partners II L.P.		3/28/2017		Purchase		437,836		$	10.00
Capital Royalty Partners II (Cayman) L.P.		3/28/2017		Purchase		154,727		$	10.00
Capital Royalty Partners II Parallel Fund “A” L.P.		3/28/2017		Purchase		490,234		$	10.00
Capital Royalty Partners II Parallel Fund “B” (Cayman) L.P.		3/28/2017		Purchase		2,116,803		$	10.00
Parallel Investment Opportunities Partners II, L.P.		3/28/2017		Purchase		800,400		$	10.00
Capital Royalty Partners II L.P.		3/22/2017		Purchase		273,648	*		**
Capital Royalty Partners II (Cayman) L.P.		3/22/2017		Purchase		96,705	*		**
Capital Royalty Partners II Parallel Fund “A” L.P.		3/22/2017		Purchase		306,397	*		**
Capital Royalty Partners II Parallel Fund “B” (Cayman) L.P.		3/22/2017		Purchase		1,323,001	*		**
Parallel Investment Opportunities Partners II, L.P.		3/22/2017		Purchase		500,250	*		**

* Represents shares of common stock of the Issuer underlying Series A Convertible Preferred Stock, which became convertible on a one-for-one basis into the Issuer’s Common Stock for no additional consideration upon the completion of the Issuer’s initial public offering.

** Acquired pursuant to a stock purchase agreement, which provided for the conversion of $25 million of outstanding debt of the Issuer held by the Funds into 2,500,000 shares of Series A Convertible Preferred Stock.