SENTINEL ENERGY SVCS INC

Ticker: STNL CUSIP: G8062D102 Class: COM CL A

Alyeska Investment Group, L.P.'s Holding History (CIK: 0001453072)

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

Q3 2018
Shares 500,001 Value ($000) $4,910 Avg Close — Range —
Q2 2018
Shares 500,001 Value ($000) $4,925 Avg Close — Range —