Ticker · CUSIP 384556106
Holders (tracked)
6
Combined shares
829,339
Combined value
$53.27M
Last close
$95.38
Quarter
2025Q4
Price · 1Y$95.38+65.54 (+219.64%)H $95.38 · L $28.72 · Avg Vol 108K
Position opened
Tracked holders · last 8 quarters
-3 vs previous quarter over the last 8.
Price is +48.5% vs the avg quarter-end implied price across tracked holders.
SEC event timeline
18 events
- +14,955 shares · 2025Q4Position
- AQR Capital Management added2026-02-17+355 shares · 2025Q4Position
- Two Sigma Investments exited2026-02-17−5,467 shares · 2025Q4Position
- Izzy Englander (Millennium Mgmt) exited2026-02-17−3,777 shares · 2025Q4Position
- Ken Griffin (Citadel Advisors) exited2026-02-17−4,100 shares · 2025Q4Position
- T. Rowe Price added2026-02-17+617 shares · 2025Q4Position
- Wellington Management exited2026-02-17−53,836 shares · 2025Q4Position
- Renaissance Technologies trimmed2026-02-12−40,300 shares · 2025Q4Position
- Mario Gabelli (GAMCO) trimmed2026-02-05−15,550 shares · 2025Q4Position
- −26,500 shares · 2025Q4Position
- +3,777 shares · 2025Q3Position
- Two Sigma Investments added2025-11-14+700 shares · 2025Q3Position
- T. Rowe Price added2025-11-14+327 shares · 2025Q3Position
- Wellington Management trimmed2025-11-14−29 shares · 2025Q3Position
- AQR Capital Management added2025-11-14+99 shares · 2025Q3Position
- Renaissance Technologies trimmed2025-11-13−16,400 shares · 2025Q3Position
- −40,000 shares · 2025Q3Position
- Mario Gabelli (GAMCO) trimmed2025-11-12−9,578 shares · 2025Q3Position
Insider activity
No insider transactions in the last 30 days.
Follow-the-investor returns
If you'd copied each holder of GHM…
Cost basis inferred from each manager's quarter-over-quarter position changes. Sorted by % return on the position they're still holding.
| Investor | First in | Cost basis | Return | Position value today |
|---|---|---|---|---|
| Mario Gabelli (GAMCO) | 2020Q3 | $11.97 | +697.0% | $24.2M |
| First Eagle Investment Management | 2023Q1 | $17.64 | +440.7% | $26.7M |
| Renaissance Technologies | 2016Q1 | $21.61 | +341.3% | $25.6M |
| T. Rowe Price | 2016Q1 | $26.09 | +265.6% | $584K |
| AQR Capital Management | 2025Q2 | $50.49 | +88.9% | $559K |
| Paul Tudor Jones (Tudor Investment) | 2025Q4 | $64.23 | +48.5% | $1.4M |
Who moved on this name in 2025Q4
Position changes reported for the latest quarter, grouped by direction.
New positions1
- Paul Tudor Jones (Tudor Investment)+14,955$961K
Added to2
- AQR Capital Management+355$23K
- T. Rowe Price+617$40
Trimmed3
- Renaissance Technologies−40,300$2.6M
- First Eagle Investment Management−26,500$1.7M
- Mario Gabelli (GAMCO)−15,550$999K
Exited4
- Wellington Management−53,836$3.0M
- Two Sigma Investments−5,467$300K
- Ken Griffin (Citadel Advisors)−4,100$225K
- Izzy Englander (Millennium Mgmt)−3,777$207K
Institutional ownership over time
Distinct super-investors holding this ticker · combined dollar value, by quarter.
| Quarter | Holders | Combined value |
|---|---|---|
| 2022Q1 | 5 | $7.1M |
| 2022Q2 | 4 | $6.0M |
| 2022Q3 | 4 | $7.4M |
| 2022Q4 | 5 | $7.6M |
| 2023Q1 | 6 | $12.0M |
| 2023Q2 | 6 | $14.8M |
| 2023Q3 | 6 | $20.3M |
| 2023Q4 | 5 | $23.5M |
| 2024Q1 | 8 | $34.9M |
| 2024Q2 | 8 | $50.6M |
| 2024Q3 | 8 | $33.1M |
| 2024Q4 | 8 | $46.6M |
| 2025Q1 | 8 | $30.5M |
| 2025Q2 | 8 | $50.8M |
| 2025Q3 | 9 | $52.9M |
| 2025Q4 | 6 | $53.3M |
Who owns GHM
6 super-investors · 2025Q4
Tracked stake
829.3K
shares
Combined value
$53M
% of shares outstanding
—
shares-out unknown
Quarter action mix
New1Added2Trim3
| # | Manager | Shares | Value |
|---|---|---|---|
| 1 | First Eagle Investment Management | 280.2K | $18M |
| 2 | Renaissance Technologies | 268.4K | $17M |
| 3 | Mario Gabelli GAMCO | 253.9K | $16M |
| 4 | Paul Tudor Jones Tudor Investment | 15.0K | $961K |
| 5 | T. Rowe Price | 6.1K | $394K |
| 6 | AQR Capital Management | 5.9K | $377K |
Recent moves
20 transactions
- −53,836 · 2025Q4
- +617 · 2025Q4
- −3,777 · 2025Q4
- −4,100 · 2025Q4
- +355 · 2025Q4
- −5,467 · 2025Q4
- +14,955 · 2025Q4
- −40,300 · 2025Q4
- −15,550 · 2025Q4
- −26,500 · 2025Q4
- +327 · 2025Q3
- −29 · 2025Q3
- +99 · 2025Q3
- +700 · 2025Q3
- +3,777 · 2025Q3
- −16,400 · 2025Q3
- −40,000 · 2025Q3
- −9,578 · 2025Q3
- +4,767 · 2025Q2
- −11,714 · 2025Q2
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