MAMMOTH ENERGY SERVICES INC

CUSIP: 56155l108 Class: COM

JAMES INVESTMENT RESEARCH INC's Holding History (CIK: 0000810384)

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

Q1 2019
Shares 32,175 Value ($000) $536 Avg Close — Range —
Q4 2018
Shares 58,920 Value ($000) $1,059 Avg Close — Range —
Q3 2018
Shares 73,770 Value ($000) $2,147 Avg Close — Range —
Q2 2018
Shares 59,850 Value ($000) $2,033 Avg Close — Range —