NYSE : GHM
$1.68 (1.78%)
7.24%
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0.00
change: -21.3483 | last: 0.213598.5M
| Filing Date | Reporting Person | Amount Beneficially Owned | % of Class |
|---|---|---|---|
| 2026-03-27 | The Vanguard Group | - | 0.00% |
| 2026-02-12 | BRANDES INVESTMENT PARTNERS, LP | 1.25M | 11.30% |
| 2025-11-12 | BRANDES INVESTMENT PARTNERS, LP | 1.37M | 12.50% |
| 2025-04-30 | The Vanguard Group | 665.86K | 6.10% |
| 2024-10-22 | (1) BlackRock, Inc. | 757.15K | 7.00% |
| 2023-02-09 | The Vanguard Group - 23-1945930 | 542.99K | 5.12% |
| 2023-02-09 | The Vanguard Group - 23-1945930 | 542.99K | 5.12% |
| 2022-02-14 | ArrowMark Colorado Holdings LLC | 518.76K | 4.88% |
| 2022-02-14 | ArrowMark Colorado Holdings LLC | 518.76K | 4.88% |
| 2022-02-08 | 73-1677697 | 764.48K | 7.19% |
| 2022-02-08 | Brandes Worldwide Holdings, L.P. | 764.48K | 7.19% |
| 2022-02-08 | Brandes Investment Partners, L.P. | 764.48K | 7.19% |
| 2022-02-08 | Glenn Carlson | 764.48K | 7.19% |
| 2022-01-21 | 52-2343049 | 589.95K | 5.55% |
| 2021-07-12 | (1) BlackRock, Inc. | 186.35K | 1.70% |
| 2021-02-16 | ArrowMark Colorado Holdings LLC | 741.49K | 7.40% |
| 2021-02-16 | ArrowMark Colorado Holdings LLC | 741.49K | 7.40% |
| 2021-02-10 | The Vanguard Group - 23-1945930 | 538.2K | 5.39% |
| 2021-02-10 | The Vanguard Group - 23-1945930 | 538.2K | 5.39% |
| 2021-01-29 | (1) BlackRock, Inc. | 718.28K | 7.20% |
| 2021-01-25 | Race & Zollo, Inc. | - | 0.00% |
| 2021-01-25 | Race & Zollo, Inc. | - | 0.00% |
| 2020-11-09 | American Century Companies, Inc. | 1.01M | 10.11% |
| 2020-11-09 | American Century Companies, Inc. | 1.01M | 10.11% |
| 2020-02-14 | ArrowMark Colorado Holdings LLC | 718.49K | 7.27% |
| 2020-02-14 | ArrowMark Colorado Holdings LLC | 718.49K | 7.27% |
| 2020-02-12 | The Vanguard Group - 23-1945930 | 449.19K | 4.54% |
| 2020-02-05 | (1) BlackRock, Inc. | 690.54K | 7.00% |
| 2020-02-03 | Race & Zollo, Inc. | 520.5K | 5.30% |
| 2019-02-14 | ArrowMark Colorado Holdings LLC | 702.02K | 7.10% |
| 2019-02-04 | (1) BlackRock, Inc. | 681.92K | 6.90% |
| 2019-01-25 | Race & Zollo, Inc. | 570.4K | 5.80% |
| 2019-01-25 | Race & Zollo, Inc. | 570.4K | 5.80% |
| 2018-02-09 | ArrowMark Colorado Holdings LLC | 687.4K | 7.00% |
| 2018-02-09 | ArrowMark Colorado Holdings LLC | 687.4K | 7.00% |
| 2018-01-25 | (1) BlackRock, Inc. | 649.7K | 6.70% |
| 2017-02-13 | 13G/A | 450K | 4.60% |
| 2017-02-13 | 13G/A | 450K | 4.60% |
| 2017-02-13 | 13G/A | 450K | 4.60% |
| 2017-01-24 | (1) BlackRock, Inc. | 638.41K | 6.60% |
| 2016-02-11 | Danaher Corporation | - | 0.00% |
| 2016-02-03 | 52-2343049 | 428.16K | 4.37% |
| 2016-02-03 | 13G/A | 669.39K | 6.70% |
| 2016-02-03 | 13G/A | 669.39K | 6.70% |
| 2016-02-03 | 13G/A | 669.39K | 6.70% |
| 2016-01-26 | (1) BlackRock, Inc. | 587.69K | 5.90% |
| 2015-02-19 | 13G/A | 669.29K | 6.60% |
| 2015-02-19 | 13G/A | 669.29K | 6.60% |
| 2015-02-19 | 13G/A | 669.29K | 6.60% |
| 2015-02-13 | Waddell & Reed Financial Services, Inc. Tax ID No. 43-1414157 | 222K | 11.00% |
| 2015-02-13 | Waddell & Reed Financial, Inc. Tax ID No. 51-0261715 | 505.52K | 11.00% |
| 2015-02-13 | Waddell & Reed, Inc. Tax ID No. 43-1235675 | 222K | 11.00% |
| 2015-02-13 | Waddell & Reed Investment Management Company Tax ID No. 48-1106973 | 222K | 11.00% |
| 2015-02-13 | Ivy Investment Management Company Tax ID No. 03-0481447 | 283.52K | 11.00% |
| 2015-01-30 | (1) BlackRock, Inc. | 629.82K | 6.20% |
| 2015-01-09 | 52-2343049 | 530.34K | 5.24% |
| 2014-07-10 | TAX # 46-5301261 | 584.67K | 5.79% |
| 2014-07-10 | TAX # 46-5301261 | 584.67K | 5.79% |
| 2014-01-29 | (1) BlackRock, Inc. | 626.04K | 6.20% |
| 2014-01-17 | 13G | 577.43K | 5.70% |
| 2014-01-17 | 13G | 577.43K | 5.70% |
| 2014-01-17 | 13G | 577.43K | 5.70% |
| 2014-01-09 | 52-2343049 | 528.38K | 5.25% |
| 2013-11-06 | 52-2343049 | 585.38K | 5.82% |
| 2013-02-20 | UBS Group AG directly and on behalf of certain subsidiaries | - | 0.00% |
| 2013-02-08 | (1) BlackRock, Inc. | 576.49K | 5.77% |
| 2013-01-11 | 52-2343049 | 1.12M | 11.23% |
| 2012-02-13 | (1) BlackRock, Inc. | 552.15K | 5.57% |
| 2012-01-12 | 52-2343049 | 1.14M | 11.51% |
| 2011-02-04 | (1) BlackRock, Inc. | 793.77K | 8.07% |
| 2011-01-13 | 52-2343049 | 1.15M | 11.67% |
| 2010-07-07 | 52-2343049 | 1.07M | 10.82% |
| 2010-02-12 | 26-0385758 | 86900.0 | 0.88% |
| 2010-02-12 | James H. Simons | 86900.0 | 0.88% |
| 2010-01-29 | BlackRock for purposes of Schedule 13G filings. | 587.33K | 5.97% |
| 2010-01-25 | 52-2343049 | 700.55K | 7.12% |
| 2009-02-13 | 26-0385758 | 603.65K | 5.96% |
| 2009-02-13 | James H. Simons | 603.65K | 5.96% |
| 2008-02-13 | James H. Simons | 352.8K | 7.20% |
| 2008-02-13 | 26-0385758 | 352.8K | 7.20% |
| 2006-02-06 | (. | 72574.0 | 2.02% |
| 2005-02-09 | (. | 91768.0 | 5.51% |
| 2004-02-06 | (. | 94468.0 | 5.80% |
| 2003-02-10 | (. | 107.65K | 6.53% |
| 2000-02-09 | 52-1452536 | - | 0.00% |
| 2000-02-09 | 52-1452536 | - | 0.00% |
| 1997-05-19 | Frederick D. Berkeley | 236.55K | 14.70% |
| 1997-05-19 | Frederick D. Berkeley | 236.55K | 14.70% |
| 1997-05-19 | Frederick D. Berkeley | 236.3K | 14.70% |
| 1995-02-09 | ###-##-####) | 83800.0 | 7.97% |
| 1995-02-09 | ###-##-####) | 83800.0 | 7.97% |
| 1995-02-09 | 04-2507163) | 83800.0 | 7.97% |
| 1995-02-09 | 04-2507163) | 83800.0 | 7.97% |
| 1994-02-14 | 04-2507163) | 90600.0 | 8.66% |
| 1994-02-14 | ###-##-####) | 90600.0 | 8.66% |
| 1994-02-14 | 04-2507163) | 90600.0 | 8.66% |
| 1994-02-14 | ###-##-####) | 90600.0 | 8.66% |
| Date | Stock Price | Shares Outstanding | Market Cap | Cash & Equivalents | Total Debt | Enterprise Value |
|---|---|---|---|---|---|---|
| 2026-03-31 | $78.92 | 10.99M | $867.17M | $6.58M | $18.39M | $878.98M |
| 2025-03-31 | $28.82 | 10.88M | $313.68M | $21.58M | $6.85M | $298.95M |
| 2024-03-31 | $30.57 | 10.74M | $328.41M | $16.94M | $7.77M | $319.25M |
| 2023-03-31 | $13.08 | 10.61M | $138.83M | $18.26M | $20.38M | $140.95M |
| 2022-03-31 | $7.71 | 10.54M | $81.27M | $14.74M | $26.93M | $93.46M |
| 2021-03-31 | $14.24 | 9.96M | $141.82M | $59.53M | $138K | $82.42M |
| 2020-03-31 | $12.90 | 9.88M | $127.4M | $32.96M | $330K | $94.78M |
| 2019-03-31 | $20.16 | 9.82M | $198.03M | $15.02M | $330K | $183.34M |
| 2018-03-31 | $21.42 | 9.75M | $208.77M | $40.46M | $146K | $168.46M |
| 2017-03-31 | $23.00 | 9.72M | $223.47M | $39.47M | $143K | $184.14M |
| Date | Stock Price | Shares Outstanding | Market Cap | Cash & Equivalents | Total Debt | Enterprise Value |
|---|---|---|---|---|---|---|
| 2026-03-31 | $78.92 | 10.99M | $867.17M | $6.58M | $18.39M | $878.98M |
| 2025-12-31 | $64.23 | 10.99M | $705.76M | $22.25M | $10.6M | $694.1M |
| 2025-09-30 | $54.90 | 10.98M | $603.08M | $20.58M | $11.22M | $593.72M |
| 2025-06-30 | $49.51 | 10.93M | $541M | $10.75M | $6.67M | $536.91M |
| 2025-03-31 | $28.82 | 10.9M | $314.08M | $21.58M | $6.85M | $299.36M |
| 2024-12-31 | $44.47 | 10.89M | $484.28M | $30.05M | $6.84M | $461.07M |
| 2024-09-30 | $29.59 | 10.89M | $322.15M | $32.32M | $7.14M | $296.97M |
| 2024-06-30 | $28.61 | 10.86M | $310.76M | $21.61M | $7.46M | $296.61M |
| 2024-03-31 | $30.57 | 10.84M | $331.5M | $16.94M | $7.77M | $322.33M |
| 2023-12-31 | $18.97 | 10.78M | $204.4M | $15.16M | $11.07M | $200.31M |
| 2023-09-30 | $16.60 | 10.7M | $177.6M | $25.8M | $19.08M | $170.88M |
| 2023-06-30 | $13.28 | 10.65M | $141.47M | $24.66M | $19.8M | $136.61M |