ABIOMED INC

CUSIP: 003654100 Class: COM

WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC's Holding History (CIK: 0001644956)

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

Q3 2022
Shares 980,662 Value ($000) $240,909 Avg Close — Range —
Q2 2022
Shares 978,158 Value ($000) $242,104 Avg Close — Range —
Q1 2022
Shares 913,808 Value ($000) $302,690 Avg Close — Range —
Q4 2021
Shares 1,023,948 Value ($000) $367,771 Avg Close — Range —
Q3 2021
Shares 962,347 Value ($000) $313,263 Avg Close — Range —
Q2 2021
Shares 932,573 Value ($000) $291,065 Avg Close — Range —
Q1 2021
Shares 937,156 Value ($000) $298,700 Avg Close — Range —
Q4 2020
Shares 566,714 Value ($000) $183,729 Avg Close — Range —
Q3 2020
Shares 568,210 Value ($000) $157,428 Avg Close — Range —
Q2 2020
Shares 576,142 Value ($000) $139,173 Avg Close — Range —
Q1 2020
Shares 370,802 Value ($000) $53,826 Avg Close — Range —
Q4 2019
Shares 644,837 Value ($000) $110,003 Avg Close — Range —
Q3 2019
Shares 748,807 Value ($000) $133,205 Avg Close — Range —
Q2 2019
Shares 815,524 Value ($000) $212,436 Avg Close — Range —
Q1 2019
Shares 186,069 Value ($000) $53,139 Avg Close — Range —
Q4 2018
Shares 127,827 Value ($000) $41,548 Avg Close — Range —
Q3 2018
Shares 267,277 Value ($000) $120,208 Avg Close — Range —
Q2 2018
Shares 283,374 Value ($000) $115,914 Avg Close — Range —
Q1 2018
Shares 709,331 Value ($000) $206,408 Avg Close — Range —
Q4 2017
Shares 962,867 Value ($000) $180,451 Avg Close — Range —
Q3 2017
Shares 944,861 Value ($000) $159,304 Avg Close — Range —
Q2 2017
Shares 973,794 Value ($000) $139,545 Avg Close — Range —
Q1 2017
Shares 1,121,017 Value ($000) $140,351 Avg Close — Range —
Q4 2016
Shares 1,029,366 Value ($000) $115,989 Avg Close — Range —
Q3 2016
Shares 756,938 Value ($000) $97,327 Avg Close — Range —
Q2 2016
Shares 813,371 Value ($000) $88,893 Avg Close — Range —
Q1 2016
Shares 812,956 Value ($000) $77,076 Avg Close — Range —
Q4 2015
Shares 809,432 Value ($000) $73,076 Avg Close — Range —
Q3 2015
Shares 658,342 Value ($000) $61,068 Avg Close — Range —