KEMPHARM INC

CUSIP: 488445107 Class: COM

SIMPLEX TRADING, LLC's Holding History (CIK: 0001488542)

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

Q4 2019
Shares 100 Value ($000) $0 Avg Close — Range —
Q3 2019
Shares 270 Value ($000) $0 Avg Close — Range —
Q1 2019
Shares 16,150 Value ($000) $26 Avg Close — Range —
Q4 2018
Shares 1,561 Value ($000) $2 Avg Close — Range —
Q3 2018
Shares 12,774 Value ($000) $61 Avg Close — Range —
Q4 2017
Shares 107 Value ($000) $0 Avg Close — Range —