MAMMOTH ENERGY SVCS INC

Ticker: TUSK CUSIP: 56155L108 Class: COM

PRINCIPAL FINANCIAL GROUP INC's Holding History (CIK: 0001126328)

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

Q1 2020
Shares 14,676 Value ($000) $11 Avg Close $1.32 Range $0.56 - $2.70
Q4 2019
Shares 14,615 Value ($000) $32 Avg Close $1.79 Range $1.22 - $2.53
Q3 2019
Shares 11,154 Value ($000) $28 Avg Close $4.75 Range $2.36 - $7.91
Q2 2019
Shares 708,156 Value ($000) $4,872 Avg Close $12.71 Range $5.55 - $18.81
Q1 2019
Shares 783,007 Value ($000) $13,037 Avg Close $21.35 Range $16.27 - $24.62
Q4 2018
Shares 745,262 Value ($000) $13,400 Avg Close $24.57 Range $16.81 - $30.61
Q3 2018
Shares 774,015 Value ($000) $22,524 Avg Close $32.95 Range $25.64 - $40.75
Q2 2018
Shares 792,073 Value ($000) $26,898 Avg Close $35.13 Range $28.34 - $42.30
Q1 2018
Shares 543,043 Value ($000) $17,410 Avg Close $24.99 Range $18.66 - $33.67
Q4 2017
Shares 554,856 Value ($000) $10,892 Avg Close $18.21 Range $14.21 - $21.32
Q3 2017
Shares 557,277 Value ($000) $9,395 Avg Close $14.60 Range $10.88 - $20.42
Q2 2017
Shares 579,898 Value ($000) $10,787 Avg Close $18.67 Range $15.80 - $22.31
Q1 2017
Shares 592,284 Value ($000) $12,740 Avg Close $19.07 Range $15.07 - $24.54
Q4 2016
Shares 599,787 Value ($000) $9,116 Avg Close $14.79 Range $11.91 - $19.05