ALDER BIOPHARMACEUTICALS INC

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

Rock Springs Capital Management LP's Holding History (CIK: 0001595725)

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

Q2 2019
Shares 5,000,000 Value ($000) $4,672 Avg Close — Range —
Q1 2019
Shares 5,000,000 Value ($000) $4,798 Avg Close — Range —
Q4 2018
Shares 5,000,000 Value ($000) $4,001 Avg Close — Range —
Q3 2018
Shares 5,000,000 Value ($000) $5,362 Avg Close — Range —
Q2 2018
Shares 5,000,000 Value ($000) $5,207 Avg Close — Range —
Q1 2018
Shares 5,000,000 Value ($000) $4,626 Avg Close — Range —