STAMPS COM INC

CUSIP: 852857200 Class: COM NEW

K2 PRINCIPAL FUND, L.P.'s Holding History (CIK: 0001461790)

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

Q2 2016
Shares 6,489 Value ($000) $567 Avg Close — Range —
Q1 2016
Shares 2,011 Value ($000) $214 Avg Close — Range —
Q4 2015
Shares 5,911 Value ($000) $648 Avg Close — Range —
Q3 2015
Shares 9,711 Value ($000) $719 Avg Close — Range —
Q2 2015
Shares 9,711 Value ($000) $714 Avg Close — Range —
Q1 2015
Shares 12,200 Value ($000) $821 Avg Close — Range —
Q4 2014
Shares 18,200 Value ($000) $873 Avg Close — Range —