NAVIDEA BIOPHARMACEUTICALS I

CUSIP: 63937X103 Class: COM

HighTower Advisors, LLC's Holding History (CIK: 0001462245)

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

Q4 2018
Shares 46,440 Value ($000) $4 Avg Close — Range —
Q3 2018
Shares 81,556 Value ($000) $18 Avg Close — Range —
Q2 2018
Shares 81,556 Value ($000) $18 Avg Close — Range —
Q1 2018
Shares 81,556 Value ($000) $29 Avg Close — Range —
Q4 2017
Shares 144,966 Value ($000) $49 Avg Close — Range —
Q3 2017
Shares 164,966 Value ($000) $64 Avg Close — Range —
Q2 2017
Shares 177,966 Value ($000) $93 Avg Close — Range —
Q1 2017
Shares 177,966 Value ($000) $104 Avg Close — Range —
Q4 2016
Shares 166,066 Value ($000) $107 Avg Close — Range —
Q3 2016
Shares 161,266 Value ($000) $146 Avg Close — Range —
Q2 2016
Shares 159,466 Value ($000) $84 Avg Close — Range —
Q1 2016
Shares 141,266 Value ($000) $131 Avg Close — Range —
Q4 2015
Shares 136,266 Value ($000) $178 Avg Close — Range —
Q3 2015
Shares 144,756 Value ($000) $333 Avg Close — Range —
Q2 2015
Shares 467,138 Value ($000) $752 Avg Close — Range —
Q1 2015
Shares 22,400 Value ($000) $36 Avg Close — Range —
Q4 2014
Shares 16,900 Value ($000) $32 Avg Close — Range —