CUSIP: 390607109 | NYSE | Industrials · Engineering & Construction | Small Cap | 695 institutional holders
5%+ stakes reported outside the quarterly cycle. A 13D is due within five business days of the event below, so these figures lead the holders table until the filer's next 13F catches up to them.
| Holder | Shares | % of Class | Change | Event Date | vs 13F |
|---|---|---|---|---|---|
| 13G/ADimensional Fund Advisors LP | 0 | 0.0% | No shares held | Jun 30, 2026 | 91d ahead of 13F (3,386,372 sh) · −3,386,372 |
| Style | Turnover | Location | Filed | ||||
|---|---|---|---|---|---|---|---|
| 1 | $17 | 0.0% | Growth | Low | Columbus, OH | 2026-08-13 |