ABIOMED INC

CUSIP: 003654100 Class: COM

Portolan Capital Management, LLC's Holding History (CIK: 0001350290)

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

Q3 2022
Shares 7,139 Value ($000) $1,754 Avg Close — Range —
Q2 2022
Shares 7,154 Value ($000) $1,771 Avg Close — Range —
Q1 2022
Shares 7,154 Value ($000) $2,370 Avg Close — Range —
Q4 2021
Shares 7,085 Value ($000) $2,545 Avg Close — Range —
Q3 2021
Shares 7,070 Value ($000) $2,301 Avg Close — Range —
Q2 2021
Shares 7,133 Value ($000) $2,226 Avg Close — Range —
Q1 2021
Shares 7,215 Value ($000) $2,300 Avg Close — Range —
Q4 2020
Shares 7,237 Value ($000) $2,346 Avg Close — Range —
Q3 2020
Shares 7,677 Value ($000) $2,127 Avg Close — Range —
Q2 2020
Shares 8,385 Value ($000) $2,025 Avg Close — Range —
Q1 2020
Shares 12,155 Value ($000) $1,764 Avg Close — Range —
Q4 2019
Shares 25,260 Value ($000) $4,309 Avg Close — Range —
Q3 2019
Shares 3,628 Value ($000) $645 Avg Close — Range —
Q2 2019
Shares 3,584 Value ($000) $934 Avg Close — Range —
Q1 2019
Shares 3,481 Value ($000) $994 Avg Close — Range —
Q4 2018
Shares 3,481 Value ($000) $1,131 Avg Close — Range —
Q3 2018
Shares 3,680 Value ($000) $1,655 Avg Close — Range —
Q2 2018
Shares 4,700 Value ($000) $1,923 Avg Close — Range —
Q1 2018
Shares 7,199 Value ($000) $2,095 Avg Close — Range —
Q4 2017
Shares 22,440 Value ($000) $4,205 Avg Close — Range —
Q3 2017
Shares 46,254 Value ($000) $7,798 Avg Close — Range —
Q2 2017
Shares 60,676 Value ($000) $8,695 Avg Close — Range —
Q1 2017
Shares 82,298 Value ($000) $10,304 Avg Close — Range —
Q4 2016
Shares 51,456 Value ($000) $5,798 Avg Close — Range —
Q3 2016
Shares 30,888 Value ($000) $3,972 Avg Close — Range —
Q2 2016
Shares 47,720 Value ($000) $5,215 Avg Close — Range —
Q1 2016
Shares 76,550 Value ($000) $7,258 Avg Close — Range —
Q4 2015
Shares 79,110 Value ($000) $7,142 Avg Close — Range —
Q3 2015
Shares 103,138 Value ($000) $9,567 Avg Close — Range —
Q2 2015
Shares 267,940 Value ($000) $17,612 Avg Close — Range —
Q1 2015
Shares 218,648 Value ($000) $15,651 Avg Close — Range —
Q4 2014
Shares 283,507 Value ($000) $10,790 Avg Close — Range —
Q3 2014
Shares 409,211 Value ($000) $10,161 Avg Close — Range —
Q2 2014
Shares 336,777 Value ($000) $8,467 Avg Close — Range —
Q1 2014
Shares 194,622 Value ($000) $5,068 Avg Close — Range —
Q4 2013
Shares 206,830 Value ($000) $5,531 Avg Close — Range —
Q3 2013
Shares 317,154 Value ($000) $6,045 Avg Close — Range —
Q2 2013
Shares 382,939 Value ($000) $8,256 Avg Close — Range —