Aircraft Parts & Auxiliary Equipment stocks: intrinsic value, ROIC & growth
9 U.S. aircraft parts & auxiliary equipment companies with at least three years of SEC filings, ranked by size. 0 of the 7 with a current price trade below their Graham intrinsic value. The median company earned a 4.7% average return on invested capital and grew revenue 4.6% a year.
Updated October 18, 2026
9companies
0below Graham value
4.7%median 10-yr ROIC
4.6%median revenue CAGR
Highest-ROIC aircraft parts & auxiliary equipment stocks
| Ticker | Company | 10-yr ROIC | Price | Graham value | Price vs value | Market cap | ROIC (10y) | Revenue CAGR |
|---|---|---|---|---|---|---|---|---|
| TDG | TransDigm Group | 16.4% | $1,139.34 | $1,065.56 | 7% above | $66.3B | 16.4% | 12.1% |
| PKE | PARK AEROSPACE CORP | 6.4% | $26.31 | $11.84 | 122% above | $529.3M | 6.4% | 9.7% |
| DCO | DUCOMMUN INC /DE/ | 4.7% | $170.76 | $32.03 | 433% above | $2.6B | 4.7% | 4.6% |
| ATRO | ASTRONICS CORP | 0.9% | $61.53 | — | — | $2.2B | 0.9% | 3.5% |
| ATROB | ASTRONICS CORP | 0.9% | $58.90 | — | — | $2.1B | 0.9% | 3.5% |
All aircraft parts & auxiliary equipment stocks
| Ticker | Company | Price | Graham value | Price vs value | Market cap | ROIC (10y) | Revenue CAGR |
|---|---|---|---|---|---|---|---|
| TDG | TransDigm Group | $1,139.34 | $1,065.56 | 7% above | $66.3B | 16.4% | 12.1% |
| KRMN | Karman Holdings Inc. | $34.68 | $4.32 | 703% above | $4.6B | 8.2% | 27.7% |
| DCO | DUCOMMUN INC /DE/ | $170.76 | $32.03 | 433% above | $2.6B | 4.7% | 4.6% |
| ATRO | ASTRONICS CORP | $61.53 | — | — | $2.2B | 0.9% | 3.5% |
| ATROB | ASTRONICS CORP | $58.90 | — | — | $2.1B | 0.9% | 3.5% |
| PKE | PARK AEROSPACE CORP | $26.31 | $11.84 | 122% above | $529.3M | 6.4% | 9.7% |
| CVU | CPI AEROSTRUCTURES INC | $4.94 | $1.11 | 345% above | $63.2M | -1.5% | -1.8% |
| AIRI | AIR INDUSTRIES GROUP | $2.49 | $0.05 | 4880% above | $10.5M | -14.0% | -3.6% |
| LOAR | Loar Holdings Inc. | $62.21 | $24.91 | 150% above | $6.0M | 5.2% | 25.0% |
Stock lists
Undervalued Stocks Below Graham Intrinsic Value
Highest ROIC Stocks (10-Year Average)
Highest Free Cash Flow Yield Stocks
Fastest-Growing Stocks by 10-Year Revenue