NUCANA PLC

CUSIP: 67022C106 Class: ADR

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

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

Q4 2017
Shares 82,637 Value ($000) $835 Avg Close — Range —
Q3 2017
Shares 424,950 Value ($000) $7,806 Avg Close — Range —