ArrowMark Colorado Holdings’s Spark Therapeutics, Inc. Common Stock ONCE Stock Holding History

ArrowMark Colorado Holdings’s Portfolio ONCE Stock Details ONCE Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2016 Q2	–	Sell	-24,754	Closed	-$730K	–	286
2016 Q1	$730K	Hold	24,754	–	–	0.02%	226
2015 Q4	$1.12M	Sell	24,754 -7,758	-24%	-$407K	0.03%	221
2015 Q3	$1.36M	Sell	32,512 -7,429	-19%	-$388K	0.04%	212
2015 Q2	$2.41M	Buy	39,941 +14,604	+58%	+$966K	0.06%	201
2015 Q1	$1.96M	Buy	+25,337	New	+$1.46M	0.05%	190

Other funds holding ONCE

Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return

T. Rowe Price Associates Baltimore, Maryland $999B AUM 46.22% 1-Year Est. Return

Federated Hermes Pittsburgh, Pennsylvania $69.6B AUM 42.52% 1-Year Est. Return

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

JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return

BBA

Baker Bros. Advisors New York $20B AUM 154.41% 1-Year Est. Return

Lord, Abbett & Co Jersey City, New Jersey $34.9B AUM 72.7% 1-Year Est. Return

BlackRock Fund Advisors San Francisco, California $542B AUM 18.13% 1-Year Est. Return

ClearBridge Investments New York $121B AUM 27.52% 1-Year Est. Return

RSCM

Rock Springs Capital Management Baltimore, Maryland $2.05B AUM 161.37% 1-Year Est. Return

ArrowMark Colorado Holdings's ONCE Position: Q2 2016 in Review

ArrowMark Colorado Holdings sold out of Spark Therapeutics, Inc. Common Stock (ONCE) in Q2 2016, closing a stake of 24,754 shares — an estimated $730K sold.

ArrowMark Colorado Holdings first reported a position in ONCE in Q1 2015 and held it in 5 quarters. The position peaked at $2.41M in Q2 2015. 115 funds tracked by Wall St. Rank hold ONCE as of Q2 2016.

ArrowMark Colorado Holdings reported no remaining Spark Therapeutics, Inc. Common Stock position as of Q2 2016 after selling out during the quarter.
ArrowMark Colorado Holdings sold 24,754 Spark Therapeutics, Inc. Common Stock shares in Q2 2016, an estimated $730K.
ArrowMark Colorado Holdings first reported a position in Spark Therapeutics, Inc. Common Stock in Q1 2015 and held it in 5 quarters.
ArrowMark Colorado Holdings's Spark Therapeutics, Inc. Common Stock position peaked at $2.41M in Q2 2015.
115 funds tracked by Wall St. Rank held Spark Therapeutics, Inc. Common Stock as of Q2 2016.

Based on ArrowMark Colorado Holdings's 13F filing for Q2 2016, filed 15 Aug 2016.