AKCEA THERAPEUTICS INC

CUSIP: 00972L107 Class: COM

ARDSLEY ADVISORY PARTNERS LP's Holding History (CIK: 0000900529)

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

Q4 2017
Shares 15,000 Value ($000) $260 Avg Close — Range —
Q3 2017
Shares 10,000 Value ($000) $277 Avg Close — Range —