MAMMOTH ENERGY SVCS INC

Ticker: TUSK CUSIP: 56155L108 Class: COM

DENALI ADVISORS LLC's Holding History (CIK: 0001142941)

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

Q3 2018
Shares 38 Value ($000) $1 Avg Close $32.95 Range $25.64 - $40.75