NAVIDEA BIOPHARMACEUTICALS I

CUSIP: 63937X103 Class: COM

McCollum Christoferson Group LLC's Holding History (CIK: 0001727573)

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

Q1 2019
Shares 17,155 Value ($000) $2 Avg Close — Range —
Q4 2018
Shares 17,155 Value ($000) $2 Avg Close — Range —
Q3 2018
Shares 17,155 Value ($000) $4 Avg Close — Range —
Q2 2018
Shares 17,155 Value ($000) $4 Avg Close — Range —
Q1 2018
Shares 17,155 Value ($000) $6 Avg Close — Range —
Q4 2017
Shares 17,155 Value ($000) $6 Avg Close — Range —