Rock Springs Capital Management’s Genocea Biosciences, Inc. GNCA Stock Holding History

Rock Springs Capital Management’s Portfolio GNCA Stock Details GNCA Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2017 Q3	–	Sell	-60,000	Closed	-$2.51M	–	162
2017 Q2	$2.51M	Hold	60,000	–	–	0.13%	124
2017 Q1	$2.92M	Hold	60,000	–	–	0.17%	111
2016 Q4	$1.98M	Hold	60,000	–	–	0.13%	114
2016 Q3	$2.46M	Hold	60,000	–	–	0.15%	115
2016 Q2	$1.97M	Hold	60,000	–	–	0.15%	115
2016 Q1	$3.71M	Hold	60,000	–	–	0.31%	91
2015 Q4	$2.53M	Sell	60,000 -21,250	-26%	-$1.01M	0.19%	105
2015 Q3	$4.45M	Buy	+81,250	New	+$8.06M	0.36%	89

Other funds holding GNCA

PVMCV

Polaris Venture Management Co V Boston, Massachusetts $14.1M AUM 121.41% 1-Year Est. Return

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

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

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

Northpointe Capital Bloomfield Hills, Michigan $258M AUM 1.97% 1-Year Est. Return

Axa Paris, France $256M AUM 25.01% 1-Year Est. Return

SFM

Sphera Funds Management Tel Aviv, Israel $630M AUM 108.65% 1-Year Est. Return

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

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

AlphaMark Advisors Ft. Wright, Kentucky $231M AUM 19.98% 1-Year Est. Return

Rock Springs Capital Management's GNCA Position: Q3 2017 in Review

Rock Springs Capital Management sold out of Genocea Biosciences, Inc. (GNCA) in Q3 2017, closing a stake of 60,000 shares — an estimated $2.51M sold.

Rock Springs Capital Management first reported a position in GNCA in Q3 2015 and held it in 8 quarters. The position peaked at $4.45M in Q3 2015. 62 funds tracked by Wall St. Rank hold GNCA as of Q3 2017.

Rock Springs Capital Management reported no remaining Genocea Biosciences, Inc. position as of Q3 2017 after selling out during the quarter.
Rock Springs Capital Management sold 60,000 Genocea Biosciences, Inc. shares in Q3 2017, an estimated $2.51M.
Rock Springs Capital Management first reported a position in Genocea Biosciences, Inc. in Q3 2015 and held it in 8 quarters.
Rock Springs Capital Management's Genocea Biosciences, Inc. position peaked at $4.45M in Q3 2015.
62 funds tracked by Wall St. Rank held Genocea Biosciences, Inc. as of Q3 2017.

Based on Rock Springs Capital Management's 13F filing for Q3 2017, filed 14 Nov 2017.