ALDER BIOPHARMACEUTICALS INC

CUSIP: 014339105 Class: COM

THOMPSON DAVIS & CO., INC.'s Holding History (CIK: 0001017284)

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

Q4 2017
Shares 125 Value ($000) $1 Avg Close — Range —
Q3 2017
Shares 375 Value ($000) $5 Avg Close — Range —
Q4 2015
Shares 250 Value ($000) $8 Avg Close — Range —
Q3 2015
Shares 750 Value ($000) $25 Avg Close — Range —
Q2 2015
Shares 1,000 Value ($000) $53 Avg Close — Range —