189 tracked 13F filers disclose a position in GHM as of the latest SEC 13F filings, a combined $799.3M in reported value. Holders and values reflect the 13F filers Arkolith currently tracks, not the entire institutional universe. Counts and totals are a floor, not the full institutional ownership.
| # | Fund | Position value | Shares | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | BRANDES INVESTMENT PARTNERS, LP | $92.4M | 1.2M | ▼−6.1% Reduced · −76K sh | Q1 2026 | |
| 2 | BlackRock, Inc. | $60.5M | 767K | ▼−1.3% Reduced · −10K sh | Q1 2026 | |
| 3 | VANGUARD CAPITAL MANAGEMENT LLC | $35.8M | 454K | →First observed position No prior filed position | Q1 2026 | |
| 4 | WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC | $45.2M | 365K | ▲+16% Added · +50K sh | Q2 2026 | |
| 5 | GEODE CAPITAL MANAGEMENT, LLC | $37.6M | 304K | ▲+22% Added · +56K sh | Q2 2026 | |
| 6 | RENAISSANCE TECHNOLOGIES LLC | $19.5M | 247K | ▼−7.8% Reduced · −21K sh | Q1 2026 | |
| 7 | GAMCO INVESTORS, INC. ET AL | $19.2M | 244K | ▼−3.9% Reduced · −10K sh | Q1 2026 | |
| 8 | MORGAN STANLEY | $19.2M | 243K | ▼−0.2% Reduced · −569 sh | Q1 2026 | |
| 9 | STATE STREET CORP | $30.0M | 242K | ▲+13% Added · +28K sh | Q2 2026 | |
| 10 | DIMENSIONAL FUND ADVISORS LP | $17.8M | 225K | ▼−2.5% Reduced · −6K sh | Q1 2026 | |
| 11 | ROYAL BANK OF CANADA | $16.9M | 214K | ▼−13% Reduced · −32K sh | Q1 2026 | |
| 12 | First Eagle Investment Management, LLC | $24.0M | 194K | ▼−9.9% Reduced · −21K sh | Q2 2026 | |
| 13 | AGMAN CAPITAL LLC | $22.4M | 181K | ▼−10% Reduced · −21K sh | Q2 2026 | |
| 14 | SEGALL BRYANT & HAMILL, LLC | $22.3M | 180K | ▲New +180K sh | Q2 2026 | |
| 15 | AMERICAN CENTURY COMPANIES INC | $10.4M | 131K | ▼−28% Reduced · −52K sh | Q1 2026 | |
| 16 | Catawba River Capital | $14.6M | 118K | ▼−0.1% Reduced · −160 sh | Q2 2026 | |
| 17 | VANGUARD PORTFOLIO MANAGEMENT LLC | $9.2M | 116K | →First observed position No prior filed position | Q1 2026 | |
| 18 | KENNEDY CAPITAL MANAGEMENT LLC | $8.6M | 110K | ▲+1.9% Added · +2K sh | Q1 2026 | |
| 19 | EXCHANGE TRADED CONCEPTS, LLC | $12.9M | 104K | ▲+3.3% Added · +3K sh | Q2 2026 | |
| 20 | Intrinsic Edge Capital Management LLC | $12.9M | 104K | ▲+444% Added · +85K sh | Q2 2026 | |
| 21 | Portolan Capital Management, LLC | $8.2M | 104K | ▲New +104K sh | Q1 2026 | |
| 22 | UBS Group AG | $7.7M | 98K | ▲+84% Added · +45K sh | Q1 2026 | |
| 23 | ESSEX INVESTMENT MANAGEMENT CO LLC | $11.6M | 93K | ▼−27% Reduced · −35K sh | Q2 2026 | |
| 24 | De Lisle Partners LLP | $11.1M | 90K | —Held | Q2 2026 | |
| 25 | NORTHERN TRUST CORP | $6.9M | 88K | ▲+3.5% Added · +3K sh | Q1 2026 |
Holders and values reflect the 13F filers Arkolith currently tracks, not the entire institutional universe. Counts and totals are a floor, not the full institutional ownership.
Last quarter, 11 funds opened a new position in GHM and 24 added to an existing one, while 21 reduced and 0 exited entirely — based on 13F filings from active, signal-eligible managers (passive index funds and other mechanical holders are excluded from this count).
| Company | Co-held by | Combined value |
|---|---|---|
| MICROSOFT CORPMSFT | 90 funds | $152.8B |
| ALPHABET INC-CL AGOOGL | 89 funds | $85.1B |
| AMAZON.COM INCAMZN | 88 funds | $106.4B |
| APPLE INCAAPL | 86 funds | $168.0B |
| ALPHABET INC-CL CGOOG | 85 funds | $76.7B |
| META PLATFORMS INC-CLASS AMETA | 85 funds | $62.5B |
| JPMORGAN CHASE & COJPM | 85 funds | $31.5B |
| NVIDIA CORPNVDA | 84 funds | $217.5B |
| VISA INC-CLASS A SHARESV | 81 funds | $34.7B |
| BROADCOM INCAVGO | 80 funds | $89.5B |
| ELI LILLY & COLLY | 80 funds | $41.7B |
| BERKSHIRE HATHAWAY INC-CL BBRK/B | 80 funds | $23.0B |
Ranked by how many of GHM's institutional holders also hold each name, a cross-fund conviction signal.
| Date | Insider | Role | Action | Shares | Value |
|---|---|---|---|---|---|
| Sep 12, 2025 | Gregorio Mauro | Director | Buy (P) | 1K | $59K |
| Feb 21, 2023 | Smith Alan E | VP & General Manager - Batavia | Buy (P) | 4K | $54K |
| Aug 4, 2022 | Thoren Daniel J. | President and CEO, Director | Buy (P) | 8K | $59K |
| Aug 2, 2022 | Thoren Daniel J. | President and CEO, Director | Buy (P) | 5K | $36K |
| Mar 9, 2022 | Glajch Jeffrey | VP-Finance; CFO | Sell (S) | 8K | $64K |
| Mar 8, 2022 | Glajch Jeffrey | VP-Finance; CFO | Sell (S) | 2K | $17K |
| Feb 22, 2022 | Thoren Daniel J. | President and CEO | Buy (P) | 13K | $99K |
| Feb 11, 2022 | Barber James J | Director | Buy (P) | 7K | $61K |
| Feb 10, 2022 | Schnorr Lisa M. | Director | Buy (P) | 5K | $46K |
| Feb 10, 2022 | Fortier Alan | Director | Buy (P) | 6K | $55K |
| Feb 10, 2022 | PAINTER JONATHAN W | Director | Buy (P) | 3K | $23K |
| Feb 10, 2022 | Smith Alan E | VP & General Manager - Batavia | Buy (P) | 8K | $73K |
Connected entities for GHM
This stock page is the public Follow view. For one current, evidence-backed answer, use capital_change_brief through REST or MCP. It compares tracked 13F changes with qualifying Form 4 activity and cites the SEC evidence.
curl -H "Authorization: Bearer YOUR_API_KEY" \ "https://arkolith.com/api/v1/stocks/GHM/capital-change-brief"
Use Arkolith's capital_change_brief for GHM. Tell me what changed, whether insider activity corroborates it, and cite the SEC evidence.
13F holdings + Form 4 insider transactions + end-of-day price history + the live filing stream, joined for GHM. Filings are public domain, sourced to SEC EDGAR; price series derived from end-of-day closes.