ABIOMED INC

CUSIP: 00365410 Class: COM

ARROWSTREET CAPITAL, LIMITED PARTNERSHIP's Holding History (CIK: 0001164508)

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

Q3 2016
Shares 548,951 Value ($000) $70,584 Avg Close — Range —
Q2 2016
Shares 249,750 Value ($000) $27,295 Avg Close — Range —
Q4 2015
Shares 13,710 Value ($000) $1,238 Avg Close — Range —
Q3 2015
Shares 135,000 Value ($000) $8,874 Avg Close — Range —
Q2 2015
Shares 135,000 Value ($000) $8,874 Avg Close — Range —
Q4 2014
Shares 17,074 Value ($000) $650 Avg Close — Range —