GIBRALTAR INDS INC

Ticker: ROCK CUSIP: 374689107 Class: EQTY

Horizon Investment Services, LLC's Holding History (CIK: 0001426940)

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

Q3 2016
Shares 72,029 Value ($000) $2,676 Avg Close $36.62 Range $31.35 - $40.00
Q2 2016
Shares 77,145 Value ($000) $2,435 Avg Close $28.78 Range $24.12 - $32.46