ALDER BIOPHARMACEUTICALS INC

CUSIP: 014339AA3 Class: NOTE 2.500% 2/0

WELLINGTON MANAGEMENT GROUP LLP's Holding History (CIK: 0000902219)

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

Q2 2019
Shares 5,895,000 Value ($000) $5,478 Avg Close — Range —
Q1 2019
Shares 3,230,000 Value ($000) $3,083 Avg Close — Range —
Q3 2018
Shares 670,000 Value ($000) $716 Avg Close — Range —
Q2 2018
Shares 1,784,000 Value ($000) $1,853 Avg Close — Range —
Q1 2018
Shares 5,299,000 Value ($000) $4,871 Avg Close — Range —