ABIOMED INC

CUSIP: 003654100 Class: COM

BRIDGEWAY CAPITAL MANAGEMENT, LLC's Holding History (CIK: 0001107261)

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

Q4 2019
Shares 7,000 Value ($000) $1,194 Avg Close — Range —
Q3 2019
Shares 7,000 Value ($000) $1,245 Avg Close — Range —
Q2 2019
Shares 7,000 Value ($000) $1,823 Avg Close — Range —
Q1 2019
Shares 10,200 Value ($000) $2,913 Avg Close — Range —
Q4 2018
Shares 13,300 Value ($000) $4,323 Avg Close — Range —
Q3 2018
Shares 32,400 Value ($000) $14,572 Avg Close — Range —
Q2 2018
Shares 32,400 Value ($000) $13,253 Avg Close — Range —
Q1 2018
Shares 47,410 Value ($000) $13,796 Avg Close — Range —
Q4 2017
Shares 32,400 Value ($000) $6,072 Avg Close — Range —
Q2 2016
Shares 4,900 Value ($000) $536 Avg Close — Range —
Q1 2016
Shares 4,900 Value ($000) $465 Avg Close — Range —
Q4 2015
Shares 4,900 Value ($000) $442 Avg Close — Range —
Q3 2015
Shares 4,900 Value ($000) $455 Avg Close — Range —
Q2 2015
Shares 8,525 Value ($000) $560 Avg Close — Range —
Q1 2015
Shares 9,325 Value ($000) $667 Avg Close — Range —
Q4 2014
Shares 8,900 Value ($000) $339 Avg Close — Range —