Position in GHM
as of Mar 31, 2026
· filed May 11, 2026
Position Value
$10,124,962
+$1,088,380 QoQ
Shares Held
128,294
-8.8% QoQ
Ownership
1.10%
of shares outstanding
% of Portfolio
1.61%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Sep 2022
15 quarters on record
Voting authority
Sole 52.347732551795104.ToString("F0")%
Shared 0.ToString("F0")%
None 47.6522674482049.ToString("F0")%
Common Shares in GHM Over Time
Shares Held
Position Value (USD)
Position in Specialty Industrial Machinery
Industrials · as of Mar 31, 2026ESSEX INVESTMENT MANAGEMENT CO LLC holds $32,520,382 across 13 Specialty Industrial Machinery names. GHM ranks #1 (31.1% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | GHM |
Graham Corp
This page
|
128,294 | $10,124,962 | |
| 2 | AMSC |
American Superconductor Corp /De/
|
227,558 | $7,702,838 | |
| 3 | GEV |
GE Vernova Inc.
|
8,319 | $7,261,655 | |
| 4 | MIR |
Mirion Technologies, Inc.
|
309,110 | $5,746,354 | |
| 5 | XYL |
Xylem Inc.
|
10,463 | $1,250,328 | |
| 6 | BWEN |
Broadwind, Inc.
|
94,788 | $197,159 | |
| 7 | OPTT |
Ocean Power Technologies, Inc.
|
205,193 | $71,817 | |
| 8 | FLS |
Flowserve Corp
|
697 | $51,236 |
All Filings in GHM
Export CSV
15 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $10,124,962 | 128,294 | Shares | Sole | 2026-05-11 | |
| 2025-12-31 | $9,036,582 | 140,691 | Shares | Sole | 2026-02-13 | |
| 2025-09-30 | $7,891,435 | 143,742 | Shares | Sole | 2025-11-06 | |
| 2025-06-30 | $6,880,602 | 138,974 | Shares | Sole | 2025-08-12 | |
| 2025-03-31 | $4,030,678 | 139,857 | Shares | Sole | 2025-05-07 | |
| 2024-12-31 | $6,257,640 | 140,716 | Shares | Sole | 2025-02-07 | |
| 2024-09-30 | $5,629,586 | 190,253 | Shares | Sole | 2024-10-10 | |
| 2024-06-30 | $5,340,065 | 189,633 | Shares | Sole | 2024-08-12 | |
| 2024-03-31 | $4,896,023 | 179,473 | Shares | Sole | 2024-05-03 | |
| 2023-12-31 | $3,358,372 | 177,036 | Shares | Sole | 2024-02-08 | |
| 2023-09-30 | $3,275,661 | 197,329 | Shares | Sole | 2023-11-09 | |
| 2023-06-30 | $2,661,776 | 200,435 | Shares | Sole | 2023-08-14 | |
| 2023-03-31 | $969,698 | 74,136 | Shares | Sole | 2023-05-04 | |
| 2022-12-31 | $713,188 | 74,136 | Shares | Sole | 2023-02-03 | |
| 2022-09-30 | $651,655 | 74,136 | Shares | Sole | 2022-11-14 | |
| No filing history on record for this holder in this stock. | ||||||