STAMPS COM INC

CUSIP: 852857200 Class: COM NEW

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

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

Q1 2021
Shares 21,147 Value ($000) $4,219 Avg Close Range
Q4 2020
Shares 100,115 Value ($000) $19,642 Avg Close Range
Q3 2020
Shares 40,826 Value ($000) $9,837 Avg Close Range
Q1 2019
Shares 4,966 Value ($000) $404 Avg Close Range
Q4 2018
Shares 94,553 Value ($000) $14,716 Avg Close Range
Q3 2018
Shares 82,408 Value ($000) $18,641 Avg Close Range
Q2 2018
Shares 73,149 Value ($000) $18,510 Avg Close Range
Q1 2018
Shares 88,371 Value ($000) $17,767 Avg Close Range
Q4 2017
Shares 56,152 Value ($000) $10,557 Avg Close Range
Q3 2017
Shares 19,243 Value ($000) $3,900 Avg Close Range
Q2 2017
Shares 60,530 Value ($000) $9,375 Avg Close Range
Q1 2017
Shares 172,448 Value ($000) $20,409 Avg Close Range
Q4 2016
Shares 249,436 Value ($000) $28,598 Avg Close Range
Q3 2016
Shares 231,281 Value ($000) $21,858 Avg Close Range
Q2 2016
Shares 309,742 Value ($000) $27,078 Avg Close Range
Q1 2016
Shares 215,830 Value ($000) $22,938 Avg Close Range
Q4 2015
Shares 253,135 Value ($000) $27,746 Avg Close Range
Q3 2015
Shares 198,252 Value ($000) $14,673 Avg Close Range
Q2 2015
Shares 50,039 Value ($000) $3,681 Avg Close Range
Q1 2015
Shares 20,079 Value ($000) $1,351 Avg Close Range
Q4 2014
Shares 25,274 Value ($000) $1,213 Avg Close Range
Q3 2014
Shares 78,424 Value ($000) $2,491 Avg Close Range
Q2 2014
Shares 209,599 Value ($000) $7,061 Avg Close Range
Q1 2014
Shares 214,080 Value ($000) $7,185 Avg Close Range
Q4 2013
Shares 12,041 Value ($000) $507 Avg Close Range
Q3 2013
Shares 40,801 Value ($000) $1,874 Avg Close Range
Q2 2013
Shares 54,547 Value ($000) $2,149 Avg Close Range