SBA COMMUNICATIONS CORP

CUSIP: 78388J106 Class: COMMON STOCK

CASTLEARK MANAGEMENT LLC's Holding History (CIK: 0001106832)

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

Q3 2015
Shares 22,000 Value ($000) $2,304 Avg Close — Range —
Q2 2015
Shares 22,800 Value ($000) $2,621 Avg Close — Range —
Q1 2015
Shares 27,800 Value ($000) $3,255 Avg Close — Range —
Q4 2014
Shares 21,000 Value ($000) $2,326 Avg Close — Range —
Q2 2014
Shares 4,400 Value ($000) $450 Avg Close — Range —
Q3 2013
Shares 4,400 Value ($000) $488 Avg Close — Range —
Q2 2013
Shares 1,625 Value ($000) $120 Avg Close — Range —