ALDER BIOPHARMACEUTICALS INC

CUSIP: 014339105 Class: COM

JANUS HENDERSON GROUP PLC's Holding History (CIK: 0001274173)

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

Q3 2017
Shares 1,047,267 Value ($000) $12,829 Avg Close — Range —
Q2 2017
Shares 3,227,558 Value ($000) $36,956 Avg Close — Range —