Troy A. Stoner
CIK 1916970 · View on SEC EDGAR ↗
Insider
First SEC filing: June 3, 2026 · Latest: June 3, 2026
On this page
Insider at
Insider transactions
0 buys (P)
0 sells (S)
Net:
$0
+ 14 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 2, 2026 | GHM | M | 1,956 | — | — | 0 Direct | -100.00% | Disposed | (price as of 2026-08-20) |
| June 2, 2026 | GHM | M | 1,956 | — | — | 18,623 Direct | +11.74% | Acquired | (price as of 2026-08-20) |
| June 1, 2026 | GHM | A | 905 | — | — | 905 Direct | — | Acquired | (price as of 2026-08-20) |
| June 4, 2025 | GHM | M | 2,934 | — | — | 16,667 Direct | +21.36% | Acquired | (price as of 2026-08-20) |
| June 4, 2025 | GHM | M | 2,934 | — | — | 0 Direct | -100.00% | Disposed | (price as of 2026-08-20) |
| June 2, 2025 | GHM | A | 1,956 | — | — | 1,956 Direct | — | Acquired | (price as of 2026-08-20) |
| June 4, 2024 | GHM | A | 2,934 | — | — | 2,934 Direct | — | Acquired | (price as of 2026-08-20) |
| May 17, 2024 | GHM | M | 6,393 | — | — | 0 Direct | -100.00% | Disposed | (price as of 2026-08-20) |
| May 17, 2024 | GHM | M | 6,393 | — | — | 13,733 Direct | +87.10% | Acquired | (price as of 2026-08-20) |
| May 23, 2023 | GHM | M | 6,105 | — | — | 0 Direct | -100.00% | Disposed | (price as of 2026-08-20) |
| May 23, 2023 | GHM | M | 6,105 | — | — | 7,340 Direct | +494.33% | Acquired | (price as of 2026-08-20) |
| May 17, 2023 | GHM | A | 6,393 | — | — | 6,393 Direct | — | Acquired | (price as of 2026-08-20) |
| May 23, 2022 | GHM | A | 6,105 | — | — | 6,105 Direct | — | Acquired | (price as of 2026-08-20) |
| March 23, 2022 | GHM | A | 1,235 | — | — | 1,235 Direct | — | Acquired | (price as of 2026-08-20) |
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 2, 2026 | GHM | Restricted Stock Units | Common Stock (1,956) | — | — | 1,956 | Disposed |
| June 1, 2026 | GHM | Restricted Stock Units | Common Stock (905) | — | — | 905 | Acquired |
| June 4, 2025 | GHM | Restricted Stock Units | Common Stock (2,934) | — | — | 2,934 | Disposed |
| June 2, 2025 | GHM | Restricted Stock Units | Common Stock (1,956) | — | — | 1,956 | Acquired |
| June 4, 2024 | GHM | Restricted Stock Units | Common Stock (2,934) | — | — | 2,934 | Acquired |
| May 17, 2024 | GHM | Restricted Stock Units | Common Stock (6,393) | — | — | 6,393 | Disposed |
| May 23, 2023 | GHM | Restricted Stock Units | Common Stock (6,105) | — | — | 6,105 | Disposed |
| May 17, 2023 | GHM | Restricted Stock Units | Common Stock (6,393) | — | — | 6,393 | Acquired |
| May 23, 2022 | GHM | Restricted Stock Units | Common Stock (6,105) | — | — | 6,105 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).