ABIOMED INC

CUSIP: 003654100 Class: COM

Artisan Partners Limited Partnership's Holding History (CIK: 0001466153)

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

Q3 2019
Shares 485,524 Value ($000) $86,370 Avg Close — Range —
Q2 2019
Shares 505,543 Value ($000) $131,689 Avg Close — Range —
Q1 2019
Shares 334,891 Value ($000) $95,642 Avg Close — Range —
Q4 2018
Shares 77,882 Value ($000) $25,315 Avg Close — Range —