AKCEA THERAPEUTICS INC

CUSIP: 00972L107 Class: COM

EcoR1 Capital, LLC's Holding History (CIK: 0001587114)

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

Q4 2018
Shares 639,743 Value ($000) $19,282 Avg Close — Range —
Q3 2018
Shares 755,120 Value ($000) $26,444 Avg Close — Range —