Graham Corp
GHM- Exchange
- NYSE
- Industry
- General Industrial Machinery & Equipment
- SEC CIK
- 0000716314
In the last 90 days, Graham Corp insiders filed 1 open-market purchase and 0 sales; 221 institutions reported holding it in 13F filings for Q2 2026, worth $1.30B in total; no superinvestor holds it.
13F holders, Q2 2026
Institutional positions in Graham Corp as of Jun 30, 2026. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 221
- +44 vs. Q1 2026
- Shares held
- 10.5M
- +1.51M (+16.8%) vs. Q1 2026
- Total value
- $1.30B
- +$588.1M (+83.1%) vs. Q1 2026
- New holders
- 60
- 85 more added
- Sold out
- 16
- 55 more reduced
3 institutions that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2026: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting GHM on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 221 | $1.30B |
| Q1 2026 | 180 | $708.4M |
| Q4 2025 | 161 | $573.4M |
| Q3 2025 | 159 | $486.7M |
| Q2 2025 | 138 | $426.2M |
| Q1 2025 | 124 | $244.1M |
| Q4 2024 | 134 | $373.5M |
| Q3 2024 | 111 | $247.4M |
| Q2 2024 | 104 | $230.2M |
| Q1 2024 | 92 | $216.2M |
| Q4 2023 | 79 | $142.6M |
| Q3 2023 | 68 | $123.7M |
| Q2 2023 | 61 | $97.8M |
| Q1 2023 | 65 | $93.4M |
| Q4 2022 | 56 | $63.9M |
| Q3 2022 | 51 | $60.0M |
| Q2 2022 | 49 | $47.8M |
| Q1 2022 | 51 | $53.9M |
| Q4 2021 | 57 | $91.8M |
| Q3 2021 | 60 | $85.2M |
| Q2 2021 | 75 | $98.1M |
| Q1 2021 | 81 | $107.6M |
Institutions, Q2 2026
Shares, value and share of portfolio for each institution holding Graham Corp; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Portolan Capital Management, LLC | 136,925 | $16.9M | 0.63% | +33,369+32.2% | Added |
| Silvercrest Asset Management Group LLC | 142,692 | $17.7M | 0.12% | +142,692 | New |
| Captrust Financial Advisors | 143,494 | $17.8M | 0.03% | −10,205−6.6% | Reduced |
| Vanguard Portfolio Management LLC | 144,096 | $17.8M | 0.00% | +27,912+24.0% | Added |
| Royal Bank of Canada | 178,055 | $22.0M | 0.00% | −36,064−16.8% | Reduced |
| Segall Bryant & Hamill, LLC | 180,294 | $22.3M | 0.26% | +180,294 | New |
| Agman Capital LLC | 181,035 | $22.4M | 14.96% | −20,804−10.3% | Reduced |
| First Eagle Investment Management, LLC | 194,113 | $24.0M | 0.04% | −21,400−9.9% | Reduced |
| Renaissance Technologies LLC | 207,768 | $25.7M | 0.04% | −39,600−16.0% | Reduced |
| Morgan Stanley | 213,486 | $26.4M | 0.00% | −29,347−12.1% | Reduced |
| Dimensional Fund Advisors LP | 221,503 | $27.4M | 0.00% | −3,473−1.5% | Reduced |
| Gamco Investors, Inc. Et Al | 221,907 | $27.5M | 0.25% | −22,000−9.0% | Reduced |
| State Street Corp | 242,081 | $30.0M | 0.00% | +28,213+13.2% | Added |
| Driehaus Capital Management LLC | 293,232 | $36.3M | 0.21% | −49,676−14.5% | Reduced |
| Geode Capital Management, LLC | 303,928 | $37.6M | 0.00% | +55,752+22.5% | Added |
| William Blair Investment Management, LLC | 364,800 | $45.2M | 0.14% | +50,499+16.1% | Added |
| Royce & Associates LP | 446,392 | $55.3M | 0.44% | −2,366−0.5% | Reduced |
| Vanguard Capital Management LLC | 485,581 | $60.1M | 0.00% | +31,769+7.0% | Added |
| T. Rowe Price Investment Management, Inc. | 607,281 | $75.2M | 0.05% | +607,281 | New |
| BlackRock, Inc. | 890,500 | $110.2M | 0.00% | +123,823+16.2% | Added |
| Brandes Investment Partners, LP | 1,079,699 | $133.7M | 0.94% | −91,282−7.8% | Reduced |
| CenterBook Partners LP | 0 | $0 | 0.00% | −44,876−100.0% | Sold out |
| Millennium Management LLC | 0 | $0 | 0.00% | −27,732−100.0% | Sold out |
| Panagora Asset Management Inc | 0 | $0 | 0.00% | −25,265−100.0% | Sold out |
| Acadian Asset Management LLC | 0 | $0 | 0.00% | −14,362−100.0% | Sold out |
| VARCOV Co. | 0 | $0 | 0.00% | −13,916−100.0% | Sold out |
| HSBC Holdings PLC | 0 | $0 | 0.00% | −10,541−100.0% | Sold out |
| Arrowstreet Capital, Limited Partnership | 0 | $0 | 0.00% | −8,028−100.0% | Sold out |
| Bank of Nova Scotia | 0 | $0 | 0.00% | −4,878−100.0% | Sold out |
| ARS Investment Partners, LLC | 0 | $0 | 0.00% | −4,572−100.0% | Sold out |
| Diversified Trust Co | 0 | $0 | 0.00% | −4,267−100.0% | Sold out |
| Virtu Financial LLC | 0 | $0 | 0.00% | −4,252−100.0% | Sold out |
| Mangrove Partners | 0 | $0 | 0.00% | −2,778−100.0% | Sold out |
| Trexquant Investment LP | 0 | $0 | 0.00% | −2,776−100.0% | Sold out |
| Quadrant Capital Group LLC | 0 | $0 | 0.00% | −167−100.0% | Sold out |
| Twin Peaks Wealth Advisors, LLC | 0 | $0 | 0.00% | −46−100.0% | Sold out |
| MAI Capital Management | 0 | $0 | 0.00% | −12−100.0% | Sold out |
| Skopos Labs, Inc. | – | – | – | – | Not filed |
| CWM, LLC | – | – | – | – | Not filed |
| Sunbelt Securities, Inc. | – | – | – | – | Not filed |