EcoR1 Capital’s Insmed INSM Stock Holding History

EcoR1 Capital’s Portfolio INSM Stock Details INSM Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2017 Q4	–	Sell	-405,400	Closed	-$12.7M	–	38
2017 Q3	$12.7M	Buy	+405,400	New	+$7.72M	1.69%	16

Other funds holding INSM

T. Rowe Price Associates Baltimore, Maryland $865B AUM 30.76% 1-Year Est. Return

Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

PAI

Palo Alto Investors Palo Alto, California $654M AUM 77.8% 1-Year Est. Return

Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return

Janus Henderson Group London, United Kingdom $209B AUM 37.72% 1-Year Est. Return

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

Redmile Group San Francisco, California $1.51B AUM 164.17% 1-Year Est. Return

OrbiMed New York $5.05B AUM 125.28% 1-Year Est. Return

Northern Trust Chicago, Illinois $757B AUM 28.64% 1-Year Est. Return

EcoR1 Capital's INSM Position: Q4 2017 in Review

EcoR1 Capital sold out of Insmed (INSM) in Q4 2017, closing a stake of 405,400 shares — an estimated $12.7M sold.

EcoR1 Capital first reported a position in INSM in Q3 2017 and held it in 1 quarter. The position peaked at $12.7M in Q3 2017. 129 funds tracked by Wall St. Rank hold INSM as of Q4 2017.

EcoR1 Capital reported no remaining Insmed position as of Q4 2017 after selling out during the quarter.
EcoR1 Capital sold 405,400 Insmed shares in Q4 2017, an estimated $12.7M.
EcoR1 Capital first reported a position in Insmed in Q3 2017 and held it in 1 quarter.
EcoR1 Capital's Insmed position peaked at $12.7M in Q3 2017.
129 funds tracked by Wall St. Rank held Insmed as of Q4 2017.

Based on EcoR1 Capital's 13F filing for Q4 2017, filed 14 Feb 2018.