ALDER BIOPHARMACEUTICALS INC

CUSIP: 014339105 Class: COM

Parallax Volatility Advisers, L.P.'s Holding History (CIK: 0001521001)

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

Q4 2018
Shares 516 Value ($000) $5 Avg Close — Range —
Q3 2018
Shares 14,773 Value ($000) $246 Avg Close — Range —
Q2 2018
Shares 19,969 Value ($000) $316 Avg Close — Range —
Q1 2018
Shares 51,414 Value ($000) $653 Avg Close — Range —
Q4 2017
Shares 9,660 Value ($000) $111 Avg Close — Range —
Q2 2017
Shares 2,043 Value ($000) $23 Avg Close — Range —
Q3 2015
Shares 10,748 Value ($000) $352 Avg Close — Range —