ALDER BIOPHARMACEUTICALS INC

CUSIP: 014339105 Class: COM

Palo Alto Investors LP's Holding History (CIK: 0001306923)

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

Q3 2019
Shares 1,861,630 Value ($000) $35,110 Avg Close — Range —
Q2 2019
Shares 1,861,630 Value ($000) $21,911 Avg Close — Range —
Q1 2019
Shares 1,861,630 Value ($000) $25,411 Avg Close — Range —
Q4 2018
Shares 1,861,630 Value ($000) $19,082 Avg Close — Range —
Q3 2018
Shares 1,853,101 Value ($000) $30,854 Avg Close — Range —
Q2 2018
Shares 1,853,101 Value ($000) $29,279 Avg Close — Range —
Q1 2018
Shares 1,849,832 Value ($000) $23,493 Avg Close — Range —
Q4 2017
Shares 1,840,246 Value ($000) $21,071 Avg Close — Range —
Q3 2017
Shares 64,400 Value ($000) $789 Avg Close — Range —