KEMPHARM INC

CUSIP: 488445107 Class: COM

DEERFIELD MANAGEMENT COMPANY, L.P.'s Holding History (CIK: 0001009258)

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

Q1 2020
Shares 418,613 Value ($000) $94 Avg Close — Range —
Q4 2019
Shares 517,692 Value ($000) $196 Avg Close — Range —
Q3 2019
Shares 692,104 Value ($000) $477 Avg Close — Range —
Q2 2017
Shares 704,612 Value ($000) $2,818 Avg Close — Range —
Q1 2017
Shares 1,084,443 Value ($000) $5,314 Avg Close — Range —
Q4 2016
Shares 1,084,443 Value ($000) $3,199 Avg Close — Range —
Q3 2016
Shares 1,084,443 Value ($000) $4,869 Avg Close — Range —
Q2 2016
Shares 1,420,497 Value ($000) $5,654 Avg Close — Range —
Q1 2016
Shares 1,420,497 Value ($000) $20,597 Avg Close — Range —
Q4 2015
Shares 1,420,497 Value ($000) $28,211 Avg Close — Range —
Q3 2015
Shares 1,420,497 Value ($000) $27,529 Avg Close — Range —
Q2 2015
Shares 1,084,443 Value ($000) $19,921 Avg Close — Range —