ABIOMED INC

CUSIP: 3654100 Class: COM

GROUP ONE TRADING, L.P.'s Holding History (CIK: 0000932540)

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

Q3 2016
Shares 4,464 Value ($000) $574 Avg Close — Range —
Q1 2016
Shares 528 Value ($000) $50 Avg Close — Range —
Q4 2015
Shares 6,291 Value ($000) $568 Avg Close — Range —
Q2 2015
Shares 455 Value ($000) $30 Avg Close — Range —
Q4 2014
Shares 13,082 Value ($000) $498 Avg Close — Range —
Q3 2014
Shares 382 Value ($000) $9 Avg Close — Range —