NAVIDEA BIOPHARMACEUTICALS I

CUSIP: 63937X103 Class: COM

WELLINGTON MANAGEMENT GROUP LLP's Holding History (CIK: 0000902219)

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

Q4 2014
Shares 493,527 Value ($000) $933 Avg Close — Range —
Q3 2014
Shares 2,925,088 Value ($000) $3,861 Avg Close — Range —
Q2 2014
Shares 3,007,052 Value ($000) $4,451 Avg Close — Range —
Q1 2014
Shares 3,052,732 Value ($000) $5,648 Avg Close — Range —
Q4 2013
Shares 3,101,123 Value ($000) $6,419 Avg Close — Range —