STAMPS COM INC

CUSIP: 852857200 Class: COM NEW

PDT Partners, LLC's Holding History (CIK: 0001564702)

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

Q4 2018
Shares 46,328 Value ($000) $7,210 Avg Close — Range —
Q1 2016
Shares 10,930 Value ($000) $1,162 Avg Close — Range —
Q3 2015
Shares 28,892 Value ($000) $2,138 Avg Close — Range —
Q2 2015
Shares 7,823 Value ($000) $576 Avg Close — Range —
Q1 2014
Shares 8,648 Value ($000) $290 Avg Close — Range —
Q4 2013
Shares 16,480 Value ($000) $694 Avg Close — Range —
Q3 2013
Shares 31,832 Value ($000) $1,462 Avg Close — Range —
Q2 2013
Shares 38,073 Value ($000) $1,500 Avg Close — Range —