SPARK THERAPEUTICS INC

CUSIP: 84652J103 Class: COM

AMERICAN CENTURY COMPANIES INC's Holding History (CIK: 0000748054)

Note: Option positions (PUT/CALL) are excluded.

Q1 2019
Shares 103,781 Value ($000) $11,819 Avg Close — Range —
Q4 2018
Shares 310,363 Value ($000) $12,148 Avg Close — Range —
Q3 2018
Shares 30,189 Value ($000) $1,647 Avg Close — Range —
Q2 2018
Shares 65,203 Value ($000) $5,396 Avg Close — Range —
Q1 2018
Shares 21,169 Value ($000) $1,410 Avg Close — Range —
Q4 2017
Shares 11,444 Value ($000) $588 Avg Close — Range —
Q3 2017
Shares 40,588 Value ($000) $3,619 Avg Close — Range —
Q2 2017
Shares 40,549 Value ($000) $2,422 Avg Close — Range —
Q1 2017
Shares 488,519 Value ($000) $26,058 Avg Close — Range —
Q4 2016
Shares 485,074 Value ($000) $24,205 Avg Close — Range —
Q3 2016
Shares 417,204 Value ($000) $25,057 Avg Close — Range —
Q2 2016
Shares 394,995 Value ($000) $20,196 Avg Close — Range —
Q1 2016
Shares 374,000 Value ($000) $11,037 Avg Close — Range —
Q4 2015
Shares 419,203 Value ($000) $18,994 Avg Close — Range —
Q3 2015
Shares 268,386 Value ($000) $11,200 Avg Close — Range —
Q2 2015
Shares 246,869 Value ($000) $14,879 Avg Close — Range —
Q1 2015
Shares 13,179 Value ($000) $1,021 Avg Close — Range —