OxySure Systems, Inc.

CUSIP: 69208T101 Class: COM

DF DENT & CO INC's Holding History (CIK: 0000934999)

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

Q3 2016
Shares 10,000 Value ($000) $0 Avg Close — Range —
Q2 2016
Shares 10,000 Value ($000) $0 Avg Close — Range —
Q1 2016
Shares 10,000 Value ($000) $0 Avg Close — Range —
Q4 2015
Shares 10,000 Value ($000) $2 Avg Close — Range —
Q3 2015
Shares 10,000 Value ($000) $3 Avg Close — Range —
Q2 2015
Shares 10,000 Value ($000) $6 Avg Close — Range —