Who owns Graham Corporation?
Institutional ownership of GHM from SEC Form 13F filings across 146 reporting managers. All positions are from one synchronized reporting period — 2026-06-30 books, filed up to 45 days after quarter end — so every row is comparable.
146
13F holders
$609.9M
value, 2026 filers
45.3%
of shares outstanding (5.0M sh)
46
new positions (2026 filers)
Top institutional holders
ordered by shares owned · positions as of 2026-06-30· % of fund = share of the manager's own book · % of co. = share of GHM's shares outstanding
| # | Manager | Shares | Value | % of fund | % of co. | Δ shares QoQ |
|---|---|---|---|---|---|---|
| 1 | BlackRock, Inc. | 890,500 | $110.2M | 0.0% | 8.1% | +16.2% |
| 2 | VANGUARD CAPITAL MANAGEMENT LLC | 485,581 | $60.1M | 0.0% | 4.4% | -46.5% |
| 3 | WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC | 364,800 | $45.2M | 0.1% | 3.3% | +16.1% |
| 4 | GEODE CAPITAL MANAGEMENT, LLC | 303,928 | $37.6M | 0.0% | 2.8% | +22.5% |
| 5 | MORGAN STANLEY | 213,486 | $26.4M | 0.0% | 1.9% | -12.1% |
| 6 | EXCHANGE TRADED CONCEPTS, LLC | 208,138 | $25.8M | 0.1% | 1.9% | +106.6% |
| 7 | ROYAL BANK OF CANADA | 178,055 | $22.0M | 0.0% | 1.6% | -16.8% |
| 8 | VANGUARD PORTFOLIO MANAGEMENT LLC | 144,096 | $17.8M | 0.0% | 1.3% | +24.0% |
| 9 | CAPTRUST FINANCIAL ADVISORS | 143,494 | $17.8M | 0.0% | 1.3% | -6.6% |
| 10 | SILVERCREST ASSET MANAGEMENT GROUP LLCNEW | 142,692 | $17.7M | 0.1% | 1.3% | new |
| 11 | Invesco Ltd. | 124,947 | $15.5M | 0.0% | 1.1% | +143.2% |
| 12 | NORTHERN TRUST CORP | 102,611 | $12.7M | 0.0% | 0.9% | +17.2% |
| 13 | UBS Group AG | 102,008 | $12.6M | 0.0% | 0.9% | +4.4% |
| 14 | Sixth Street Partners Management Company, L.P.NEW | 90,877 | $11.2M | 1.9% | 0.8% | new |
| 15 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 90,877 | $11.2M | 0.0% | 0.8% | +5.1% |
| 16 | VANGUARD FIDUCIARY TRUST CO | 77,799 | $9.6M | 0.0% | 0.7% | +7.1% |
| 17 | TWO SIGMA INVESTMENTS, LP | 77,263 | $9.6M | 0.0% | 0.7% | +899.7% |
| 18 | GOLDMAN SACHS GROUP INC | 68,956 | $8.5M | 0.0% | 0.6% | +3.2% |
| 19 | JANE STREET GROUP, LLC | 62,032 | $7.7M | 0.0% | 0.6% | +377.1% |
| 20 | Allspring Global Investments Holdings, LLCNEW | 60,401 | $7.2M | 0.0% | 0.5% | new |
| 21 | Russell Investments Group, Ltd. | 57,321 | $7.1M | 0.0% | 0.5% | -26.1% |
| 22 | SEI INVESTMENTS CO | 44,948 | $5.6M | 0.0% | 0.4% | -29.3% |
| 23 | TRUIST FINANCIAL CORP | 38,768 | $4.8M | 0.0% | 0.4% | +1.6% |
| 24 | AMERIPRISE FINANCIAL INC | 37,805 | $4.7M | 0.0% | 0.3% | +259.0% |
| 25 | Bank of New York Mellon Corp | 37,146 | $4.6M | 0.0% | 0.3% | +29.1% |
Source: SEC Form 13F-HR filings (institutional managers over $100M in US-listed positions). 13Fs disclose long positions only, up to 45 days after quarter end; each manager's latest filed quarter is shown per row and dollar values are the manager's filed marks. Aggregates labeled "2026 filers" count only managers whose latest book is a 2026 quarter. Related: valuation · options positioning · supply chain. Research, not investment advice.