CUSIP 374689907
GIBRALTAR INDS INC
3 institutions · $21.6K total · 400 shares
| # | Manager | Shares | Value | % of Total | Period |
|---|---|---|---|---|---|
| 1 | SIMPLEX TRADING, LLC | 300 | $14.8K | 75.00% | 2025-12-31 |
| 2 | GROUP ONE TRADING, L.P. | 100 | $6.8K | 25.00% | 2023-12-31 |
| 3 | CONCOURSE FINANCIAL GROUP SECURITIES, INC. | 0 | $0 | 0.00% | 2025-06-30 |