NAVIDEA BIOPHARMACEUTICALS I

CUSIP: 63937X103 Class: COM

PRICE T ROWE ASSOCIATES INC /MD/'s Holding History (CIK: 0000080255)

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

Q3 2017
Shares 70,000 Value ($000) $29 Avg Close — Range —
Q2 2017
Shares 70,000 Value ($000) $36 Avg Close — Range —
Q1 2017
Shares 70,000 Value ($000) $40 Avg Close — Range —
Q4 2016
Shares 70,000 Value ($000) $44 Avg Close — Range —
Q3 2016
Shares 70,000 Value ($000) $64 Avg Close — Range —
Q2 2016
Shares 70,000 Value ($000) $37 Avg Close — Range —
Q1 2016
Shares 70,400 Value ($000) $66 Avg Close — Range —
Q4 2015
Shares 70,400 Value ($000) $94 Avg Close — Range —
Q3 2015
Shares 70,000 Value ($000) $160 Avg Close — Range —
Q2 2015
Shares 70,000 Value ($000) $113 Avg Close — Range —
Q1 2015
Shares 70,000 Value ($000) $111 Avg Close — Range —
Q4 2014
Shares 40,000 Value ($000) $76 Avg Close — Range —
Q3 2014
Shares 40,000 Value ($000) $53 Avg Close — Range —
Q2 2014
Shares 40,000 Value ($000) $59 Avg Close — Range —
Q1 2014
Shares 40,000 Value ($000) $74 Avg Close — Range —
Q4 2013
Shares 25,000 Value ($000) $52 Avg Close — Range —