SAM
ONCE

Sandell Asset Management’s Spark Therapeutics, Inc. Common Stock ONCE Stock Holding History

Quarter Market Value Status Shares Shares
Change %
Trade Value Portfolio Weight Portfolio Position
2019
Q4
Sell
-153,000
Closed -$14.8M 53
2019
Q3
$14.8M Sell
153,000
-275,310
-64% -$26.7M 4.99% 7
2019
Q2
$43.9M Buy
428,310
+79,600
+23% +$8.15M 4.97% 8
2019
Q1
$39.7M Buy
+348,710
New +$39.7M 7.03% 4