GIBRALTAR INDS INC

Ticker: ROCK CUSIP: 374689107 Class: EQTY

Virtu Financial LLC's Holding History (CIK: 0001533964)

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

Q3 2017
Shares 8,480 Value ($000) $264 Avg Close $30.18 Range $25.61 - $36.08