BLACKSTONE GROUP L P

CUSIP: 09253U108 Class: COM UNIT LTD

Gruss & Co., LLC's Holding History (CIK: 0001103738)

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

Q2 2015
Shares 122,500 Value ($000) $5,007 Avg Close — Range —
Q1 2015
Shares 107,500 Value ($000) $4,181 Avg Close — Range —
Q4 2014
Shares 72,500 Value ($000) $2,453 Avg Close — Range —
Q3 2014
Shares 40,000 Value ($000) $1,259 Avg Close — Range —