ALDER BIOPHARMACEUTICALS INC

CUSIP: 014339105 Class: COM

SIMPLEX TRADING, LLC's Holding History (CIK: 0001488542)

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

Q3 2019
Shares 12,198 Value ($000) $230 Avg Close — Range —
Q2 2019
Shares 4,309 Value ($000) $50 Avg Close — Range —
Q1 2019
Shares 27,663 Value ($000) $377 Avg Close — Range —
Q4 2018
Shares 460 Value ($000) $4 Avg Close — Range —
Q3 2018
Shares 8,409 Value ($000) $140 Avg Close — Range —
Q2 2018
Shares 12,614 Value ($000) $199 Avg Close — Range —
Q4 2017
Shares 8,126 Value ($000) $93 Avg Close — Range —
Q3 2017
Shares 4,661 Value ($000) $57 Avg Close — Range —
Q2 2017
Shares 30,369 Value ($000) $347 Avg Close — Range —
Q1 2017
Shares 1,266 Value ($000) $26 Avg Close — Range —
Q4 2016
Shares 29 Value ($000) $0 Avg Close — Range —
Q2 2016
Shares 296 Value ($000) $7 Avg Close — Range —
Q1 2016
Shares 13,564 Value ($000) $332 Avg Close — Range —
Q4 2015
Shares 3,160 Value ($000) $104 Avg Close — Range —
Q3 2015
Shares 23,346 Value ($000) $764 Avg Close — Range —
Q2 2015
Shares 2,078 Value ($000) $110 Avg Close — Range —