ALDER BIOPHARMACEUTICALS INC

CUSIP: 014339105 Class: COM

SECTORAL ASSET MANAGEMENT INC's Holding History (CIK: 0001274413)

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

Q4 2018
Shares 128,300 Value ($000) $1,315 Avg Close — Range —
Q3 2018
Shares 609,612 Value ($000) $10,150 Avg Close — Range —
Q2 2018
Shares 1,038,900 Value ($000) $16,415 Avg Close — Range —
Q1 2018
Shares 863,600 Value ($000) $10,968 Avg Close — Range —
Q1 2017
Shares 713,119 Value ($000) $14,833 Avg Close — Range —
Q4 2016
Shares 669,351 Value ($000) $13,923 Avg Close — Range —
Q3 2016
Shares 537,121 Value ($000) $17,601 Avg Close — Range —
Q2 2016
Shares 525,221 Value ($000) $13,115 Avg Close — Range —
Q1 2016
Shares 1,291,153 Value ($000) $31,620 Avg Close — Range —
Q4 2015
Shares 934,951 Value ($000) $30,881 Avg Close — Range —
Q3 2015
Shares 762,682 Value ($000) $24,985 Avg Close — Range —
Q2 2015
Shares 682,736 Value ($000) $36,165 Avg Close — Range —
Q1 2015
Shares 1,072,437 Value ($000) $30,951 Avg Close — Range —
Q4 2014
Shares 104,300 Value ($000) $3,034 Avg Close — Range —
Q3 2014
Shares 89,300 Value ($000) $1,132 Avg Close — Range —
Q2 2014
Shares 40,525 Value ($000) $813 Avg Close — Range —