Stocks / TDG
TDG stock forecast
TRANSDIGM GROUP INC · Industrials · Aerospace & Defense
The model's rating
Greatly Underperform
TDG is rated Greatly Underperform as of September 29, 2026: its medium-term return forecast is in the bottom fifth of the stocks the model scores.
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TDG is not among the 20 largest holdings published for 2026 Q4. See the portfolio
TDG against the S&P 500
| Period | TDG | S&P 500 (SPY) |
|---|---|---|
| 1 month | -7.6% | -0.3% |
| 3 months | -17.3% | +2.5% |
| Year to date | -18.6% | +12.7% |
| 1 year | -17.9% | +15.7% |
Total return, dividends included.
Key numbers
| Price | $1,082.60 |
| Market cap | 59.84 Billion |
| P/E (trailing 12 months) | 32.8 |
| P/S (trailing 12 months) | 6.0 |
| P/B (latest quarter) | -7.2 |
| Gross margin | 59.6% |
| Net profit margin | 19.1% |
| Return on equity | -20.0% |
| Beta | 0.7 |
As of August 4, 2026.
TDG and its closest peers
| Stock | Company | Market cap | Model rating | |
|---|---|---|---|---|
| NOC | NORTHROP GRUMMAN CORP | 68.68 Billion | Underperform | NOC vs TDG |
| HONA | HONEYWELL AEROSPACE INC | 49.12 Billion | Greatly Outperform | TDG vs HONA |
| LHX | L3HARRIS TECHNOLOGIES INC | 44.09 Billion | Underperform | TDG vs LHX |
| AXON | AXON ENTERPRISE INC | 34.32 Billion | Underperform | |
| GD | GENERAL DYNAMICS CORP | 89.78 Billion | Outperform | |
| HWM | HOWMET AEROSPACE INC | 90.2 Billion | Greatly Underperform |
Questions
What does the Upfront Investment model say about TDG?
The model rates TRANSDIGM GROUP INC (TDG) "Greatly Underperform" as of September 29, 2026, which means its medium-term return forecast is in the bottom fifth of the stocks the model scores. The rating is a statistical forecast, not a recommendation to buy or sell.
How is the TDG rating produced?
A machine-learning model forecasts each stock's return over the coming months and ranks the forecasts against each other. The label says where this stock's forecast falls in that ranking. It is refreshed whenever the model's data updates, normally every trading day.
Is TDG in the Upfront Investment model portfolio?
TDG is not among the 20 largest holdings published for 2026 Q4.
The rating is the output of a statistical model and can be wrong. It is not investment advice and takes no account of your circumstances. Past performance does not guarantee future results.