Christopher J. Thome
CIK 1917893 · View on SEC EDGAR ↗
Insider
First SEC filing: April 5, 2022 · Latest: June 10, 2026
On this page
- Insider at Companies where this person is a reporting insider.
- Insider transactions Every share this person bought or sold, from Form 4 filings.
- Derivatives Options and other derivative holdings reported by this person.
- Initial holdings The stakes this person held when they first started reporting.
- Compensation Executive pay disclosed in company proxy statements.
Insider at
Insider transactions
0 buys (P)
0 sells (S)
Net:
$0
+ 35 non-open-market transactions below
last 12 months, based on the transactions shown below
Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted
No open-market trades on record; showing all filings.
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| June 8, 2026 | GHM | F | 3,193 | $95.34 | $304,421 | 35,988 Direct | -8.15% | Disposed | 12.3% (price as of 2026-08-19) |
| June 8, 2026 | GHM | A | 8,619 | — | — | 39,181 Direct | +28.20% | Acquired | (price as of 2026-08-19) |
| June 4, 2026 | GHM | M | 1,643 | — | — | 1,644 Direct | -49.98% | Disposed | (price as of 2026-08-19) |
| June 4, 2026 | GHM | F | 608 | $107.96 | $65,640 | 30,562 Direct | -1.95% | Disposed | -0.8% (price as of 2026-08-19) |
| June 4, 2026 | GHM | M | 1,643 | — | — | 31,170 Direct | +5.56% | Acquired | (price as of 2026-08-19) |
| June 2, 2026 | GHM | M | 1,099 | — | — | 2,200 Direct | -33.31% | Disposed | (price as of 2026-08-19) |
| June 2, 2026 | GHM | F | 407 | $106.11 | $43,187 | 29,527 Direct | -1.36% | Disposed | 0.9% (price as of 2026-08-19) |
| June 2, 2026 | GHM | M | 1,099 | — | — | 29,934 Direct | +3.81% | Acquired | (price as of 2026-08-19) |
| June 1, 2026 | GHM | A | 1,408 | — | — | 1,408 Direct | — | Acquired | (price as of 2026-08-19) |
| May 17, 2026 | GHM | M | 2,375 | — | — | 0 Direct | -100.00% | Disposed | (price as of 2026-08-19) |
| May 17, 2026 | GHM | F | 900 | $98.28 | $88,452 | 28,835 Direct | -3.03% | Disposed | 9.0% (price as of 2026-08-19) |
| May 17, 2026 | GHM | M | 2,375 | — | — | 29,735 Direct | +8.68% | Acquired | (price as of 2026-08-19) |
| June 9, 2025 | GHM | F | 2,680 | $44.66 | $119,689 | 27,360 Direct | -8.92% | Disposed | 139.8% (price as of 2026-08-19) |
| June 9, 2025 | GHM | A | 7,436 | — | — | 30,040 Direct | +32.90% | Acquired | (price as of 2026-08-19) |
| June 4, 2025 | GHM | M | 1,643 | — | — | 3,287 Direct | -33.33% | Disposed | (price as of 2026-08-19) |
| June 4, 2025 | GHM | F | 592 | $40.89 | $24,207 | 22,604 Direct | -2.55% | Disposed | 161.9% (price as of 2026-08-19) |
| June 4, 2025 | GHM | M | 1,643 | — | — | 23,196 Direct | +7.62% | Acquired | (price as of 2026-08-19) |
| June 2, 2025 | GHM | A | 3,299 | — | — | 3,299 Direct | — | Acquired | (price as of 2026-08-19) |
| May 23, 2025 | GHM | M | 2,951 | — | — | 0 Direct | -100.00% | Disposed | (price as of 2026-08-19) |
| May 23, 2025 | GHM | F | 1,063 | $36.79 | $39,108 | 21,553 Direct | -4.70% | Disposed | 191.1% (price as of 2026-08-19) |
| May 23, 2025 | GHM | M | 2,951 | — | — | 22,616 Direct | +15.01% | Acquired | (price as of 2026-08-19) |
| May 17, 2025 | GHM | M | 2,374 | — | — | 2,375 Direct | -49.99% | Disposed | (price as of 2026-08-19) |
| May 17, 2025 | GHM | F | 906 | $37.29 | $33,785 | 19,665 Direct | -4.40% | Disposed | 187.2% (price as of 2026-08-19) |
| May 17, 2025 | GHM | M | 2,374 | — | — | 20,571 Direct | +13.05% | Acquired | (price as of 2026-08-19) |
| June 4, 2024 | GHM | A | 4,930 | — | — | 4,930 Direct | — | Acquired | (price as of 2026-08-19) |
| May 23, 2024 | GHM | M | 2,951 | — | — | 2,951 Direct | -50.00% | Disposed | (price as of 2026-08-19) |
| May 23, 2024 | GHM | F | 1,061 | $28.44 | $30,175 | 16,880 Direct | -5.91% | Disposed | 276.6% (price as of 2026-08-19) |
| May 23, 2024 | GHM | M | 2,951 | — | — | 17,941 Direct | +19.69% | Acquired | (price as of 2026-08-19) |
| May 17, 2024 | GHM | M | 2,374 | — | — | 4,749 Direct | -33.33% | Disposed | (price as of 2026-08-19) |
| May 17, 2024 | GHM | F | 931 | $29.12 | $27,111 | 14,990 Direct | -5.85% | Disposed | 267.8% (price as of 2026-08-19) |
| May 17, 2024 | GHM | M | 2,374 | — | — | 15,921 Direct | +17.52% | Acquired | (price as of 2026-08-19) |
| May 23, 2023 | GHM | M | 2,950 | — | — | 5,902 Direct | -33.33% | Disposed | (price as of 2026-08-19) |
| May 23, 2023 | GHM | M | 2,950 | — | — | 10,950 Direct | +36.88% | Acquired | (price as of 2026-08-19) |
| May 17, 2023 | GHM | A | 7,123 | — | — | 7,123 Direct | — | Acquired | (price as of 2026-08-19) |
| May 23, 2022 | GHM | A | 8,852 | — | — | 8,852 Direct | — | Acquired | (price as of 2026-08-19) |
P = Open-market purchase · S = Sale · A = Grant/award · M = Option exercise · G = Gift · F = Tax withholding
Insider transactions are not a recommendation; sales are often driven by liquidity or tax reasons.
Derivative holdings (Form 4 Table II)
Options, RSUs and convertible securities reported on Form 4 Table II.
| Date | Ticker | Security | Underlying | Exercise price | Expiration | Shares | A/D |
|---|---|---|---|---|---|---|---|
| June 4, 2026 | GHM | Restricted Stock Units | Common Stock (1,643) | — | — | 1,643 | Disposed |
| June 2, 2026 | GHM | Restricted Stock Units | Common Stock (1,099) | — | — | 1,099 | Disposed |
| June 1, 2026 | GHM | Restricted Stock Units | Common Stock (1,408) | — | — | 1,408 | Acquired |
| May 17, 2026 | GHM | Restricted Stock Units | Common Stock (2,375) | — | — | 2,375 | Disposed |
| June 4, 2025 | GHM | Restricted Stock Units | Common Stock (1,643) | — | — | 1,643 | Disposed |
| June 2, 2025 | GHM | Restricted Stock Units | Common Stock (3,299) | — | — | 3,299 | Acquired |
| May 23, 2025 | GHM | Restricted Stock Units | Common Stock (2,951) | — | — | 2,951 | Disposed |
| May 17, 2025 | GHM | Restricted Stock Units | Common Stock (2,374) | — | — | 2,374 | Disposed |
| June 4, 2024 | GHM | Restricted Stock Units | Common Stock (4,930) | — | — | 4,930 | Acquired |
| May 23, 2024 | GHM | Restricted Stock Units | Common Stock (2,951) | — | — | 2,951 | Disposed |
| May 17, 2024 | GHM | Restricted Stock Units | Common Stock (2,374) | — | — | 2,374 | Disposed |
| May 23, 2023 | GHM | Restricted Stock Units | Common Stock (2,950) | — | — | 2,950 | Disposed |
| May 17, 2023 | GHM | Restricted Stock Units | Common Stock (7,123) | — | — | 7,123 | Acquired |
| May 23, 2022 | GHM | Restricted Stock Units | Common Stock (8,852) | — | — | 8,852 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Initial ownership (Form 3) 1 holding
Securities held when first becoming an insider, per SEC Form 3.
| Date | Ticker | Security | Shares | Ownership |
|---|---|---|---|---|
| April 5, 2022 | GHM | Common Stock | 8,000 | Direct |
Compensation (DEF 14A)
Matched by name from proxy statements (DEF 14A) — verify against the filing.
| Fiscal year | Salary | Bonus | Stock awards | Option awards | Non-equity incentive | Pension change | Other | Total |
|---|---|---|---|---|---|---|---|---|
| 2024 | $312,000 | — | $155,994 | — | $265,200 | — | $24,693 | $757,887 |
| 2023 | $288,884 | — | $144,996 | — | $115,999 | — | $15,057 | $564,936 |
Figures from the Summary Compensation Table of the company's proxy statement (DEF 14A). Compensation is not a recommendation.