MAMMOTH ENERGY SVCS INC

Ticker: TUSK CUSIP: 56155L108 Class: COM

D.A. DAVIDSON & CO.'s Holding History (CIK: 0001080107)

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

Q2 2017
Shares 609 Value ($000) $11 Avg Close $18.67 Range $15.80 - $22.31
Q1 2017
Shares 373 Value ($000) $8 Avg Close $19.07 Range $15.07 - $24.54