SILVER RUN ACQUISITION

CUSIP: 82812A103 Class: COM CL A

HBK INVESTMENTS L P's Holding History (CIK: 0001011443)

Note: Option positions (PUT/CALL) are excluded.

Q4 2017
Shares 1,000,001 Value ($000) $9,910 Avg Close — Range —
Q3 2017
Shares 2,000,001 Value ($000) $20,400 Avg Close — Range —
Q2 2017
Shares 2,000,001 Value ($000) $20,500 Avg Close — Range —