GIBRALTAR INDS INC

Ticker: ROCK CUSIP: 374689107 Class: EQTY

BlueCrest Capital Management Ltd's Holding History (CIK: 0001610880)

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

Q1 2018
Shares 9,182 Value ($000) $311 Avg Close $34.72 Range $30.06 - $38.80
Q4 2015
Shares 14,814 Value ($000) $377 Avg Close $23.97 Range $17.79 - $27.89