Fred Alger Management’s Spark Therapeutics, Inc. Common Stock ONCE Stock Holding History

Fred Alger Management’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
2018 Q4	–	Sell	-17,500	Closed	-$955K	–	595
2018 Q3	$955K	Sell	17,500 -1,500	-8%	-$103K	﹤0.01%	325
2018 Q2	$1.57M	Hold	19,000	–	–	0.01%	295
2018 Q1	$1.26M	Sell	19,000 -2,000	-10%	-$115K	0.01%	320
2017 Q4	$1.08M	Sell	21,000 -12,277	-37%	-$882K	﹤0.01%	332
2017 Q3	$2.97M	Buy	33,277 +12,277	+58%	+$932K	0.01%	263
2017 Q2	$1.25M	Sell	21,000 -30,305	-59%	-$1.69M	0.01%	320
2017 Q1	$2.74M	Buy	51,305 +32,305	+170%	+$1.92M	0.01%	270
2016 Q4	$948K	Buy	19,000 +1,500	+9%	+$80.4K	0.01%	293
2016 Q3	$1.05M	Buy	17,500 +3,500	+25%	+$202K	0.01%	304
2016 Q2	$716K	Buy	14,000 +8,000	+133%	+$342K	﹤0.01%	353
2016 Q1	$177K	Buy	+6,000	New	+$189K	﹤0.01%	447
2015 Q4	–	Sell	-10,850	Closed	-$453K	–	608
2015 Q3	$453K	Sell	10,850 -2,000	-16%	-$104K	﹤0.01%	441
2015 Q2	$774K	Buy	12,850 +3,350	+35%	+$221K	﹤0.01%	439
2015 Q1	$736K	Buy	+9,500	New	+$547K	﹤0.01%	521

Other funds holding ONCE

Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 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

Wellington Management Group Boston, Massachusetts $580B AUM 38.23% 1-Year Est. Return

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

PHS

PFM Health Sciences San Francisco, California $1.17B AUM 92.19% 1-Year Est. Return

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

State Street Boston, Massachusetts $3.38T AUM 44.17% 1-Year Est. Return

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

BBA

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

Fred Alger Management's ONCE Position: Q4 2018 in Review

Fred Alger Management sold out of Spark Therapeutics, Inc. Common Stock (ONCE) in Q4 2018, closing a stake of 17,500 shares — an estimated $955K sold.

Fred Alger Management first reported a position in ONCE in Q1 2015 and held it in 14 quarters. The position peaked at $2.97M in Q3 2017. 157 funds tracked by Wall St. Rank hold ONCE as of Q4 2018.

Fred Alger Management reported no remaining Spark Therapeutics, Inc. Common Stock position as of Q4 2018 after selling out during the quarter.
Fred Alger Management sold 17,500 Spark Therapeutics, Inc. Common Stock shares in Q4 2018, an estimated $955K.
Fred Alger Management first reported a position in Spark Therapeutics, Inc. Common Stock in Q1 2015 and held it in 14 quarters.
Fred Alger Management's Spark Therapeutics, Inc. Common Stock position peaked at $2.97M in Q3 2017.
157 funds tracked by Wall St. Rank held Spark Therapeutics, Inc. Common Stock as of Q4 2018.

Based on Fred Alger Management's 13F filing for Q4 2018, filed 14 Feb 2019.