NAVIDEA BIOPHARMACEUTICALS I

CUSIP: 63937X103 Class: COM

MML INVESTORS SERVICES, LLC's Holding History (CIK: 0000701059)

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

Q1 2018
Shares 14,000 Value ($000) $5 Avg Close — Range —
Q4 2017
Shares 11,500 Value ($000) $4 Avg Close — Range —
Q3 2017
Shares 10,000 Value ($000) $4 Avg Close — Range —