AAR Corp.
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Range $132 – $160
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About the company
AAR Corp. delivers a wide array of products and services to the global commercial aviation, government, and defense sectors. Its Aviation Services division focuses on comprehensive aftermarket support, encompassing inventory management, distribution, and extensive maintenance, repair, and overhaul (MRO) capabilities, alongside specialized engineering services.
- CEO
- John McClain Holmes
- IPO
- 1980
- Employees
- 7,100
- HQ
- Wood Dale, IL, US
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Similar companies
Peers in the same neighborhood.
- Market Cap
- $4.11B
- P/E
- 20.89
- Fwd P/E
- 17.65
- PEG
- 0.06
- P/S
- 1.18
- P/B
- 2.34
- EV/EBITDA
- 12.29
- Div Yield
- 0.00%
- Gross Margin
- 19.06%
- Op Margin
- 8.03%
- Net Margin
- 5.55%
- ROE
- 11.63%
- ROIC
- 7.67%
Latest fiscal year · YoY change
- Revenue
- $3.31B+19.0%
- Gross Profit
- $622.00M+17.9%
- Op Income
- $270.60M
- Net Income
- $187.70M+1401.6%
- EPS
- $4.88+1294.3%
- OCF Growth
- +173.4%
- FCF Growth
- +2278.6%
- 52W High
- $154.00
- 52W Low
- $76.10
- 50D MA
- $129.29
- 200D MA
- $117.44
- Beta
- 1.11
- RSI (14)
- 32
- Avg Volume
- 499.66K
Earnings call summaries
Pick a quarter — each call distilled into takeaways, results, and a bull vs bear read.
AAR reported a strong fiscal Q1 2027 with 24% sales growth, margin expansion, record cash flow, and announced a transformational acquisition of MRO Holdings that management says will meaningfully expand scale, margins, and cash generation.· September 29, 2026
- Sales rose to $918 million, up 24% year over year, with 11% organic growth and broad-based strength across all three key segments.
- Adjusted diluted EPS increased 38% to $1.49, while adjusted EBITDA margin expanded 100 basis points to 12.7%.
- Adjusted cash from operations was a record $57 million, and net leverage improved to 1.81x at quarter end.
- AAR agreed to buy a 65% controlling interest in MRO Holdings for an implied $4 billion enterprise value, with management targeting $75 million of run-rate cost synergies over 3 to 4 years.
- Management raised full-year fiscal 2027 sales growth outlook, excluding Legacy Commercial Programs, to the low teens and said Q2 guidance excludes any impact from MRO Holdings.
AAR reported fiscal Q1 2027 sales of $918 million, up 24% year over year including 11% organic growth. Adjusted diluted EPS was $1.49, up 38% year over year, and adjusted EBITDA margin expanded 100 basis points to 12.7%; excluding Legacy Commercial Programs, adjusted EBITDA margin was 13.3%. Adjusted cash from operations was a record $57 million, or 48% of adjusted EBITDA, and net leverage ended the quarter at 1.81x. Segment sales were Parts Supply $414.8 million (+31%), Repair, Engineering and Software $297.5 million (+31%), Government Solutions $138.8 million (+4%), and Legacy Commercial Programs included $24 million of rotable asset liquidations contributing about $5 million of margin. For Q2, AAR expects total sales growth excluding Legacy Commercial Programs of 14% to 16% and adjusted EBITDA margin excluding LCP of 13.0% to 13.4%. For full-year fiscal 2027, management raised sales growth outlook excluding LCP to the low teens. Both Q2 and full-year outlooks exclude MRO Holdings.
John Holmes framed the quarter as evidence that AAR’s strategy is working, pointing to above-market growth, margin expansion, and record cash flow. He said the MRO Holdings deal is a major step toward building the leading aviation aftermarket platform and emphasized the network effects across parts, repair, and software. His tone was upbeat and confident, with repeated emphasis that the combined business should create better margins, stronger cash flow, and more customer value.
Dylan Wolin focused on segment performance, margin drivers, and the funding plan. He highlighted Parts Supply sales of $414.8 million with a 15.3% adjusted EBITDA margin, Repair, Engineering and Software sales of $297.5 million with an 11.9% margin, and Government Solutions sales of $138.8 million with a 15.3% margin. He also said the PIPE tied to the MRO deal will close this week, adding 2.2 million shares to Q2 share count for about two-thirds of the quarter, and outlined closing leverage of about 3.6x with a path to around 3x within 24 months and back to the 2x to 2.5x target range over the medium term.
Analysts focused on the logic and integration of the MRO Holdings deal, margin implications, labor cost risk, turnaround times, and whether management bandwidth could handle another large acquisition after several recent deals. Holmes said the acquisition is mainly about network effects, cross-selling, and creating a one-stop-shop platform, while also expanding AAR’s global heavy maintenance reach into wide-body work and potentially European and Asian demand. On margin and labor, he said MRO Holdings’ labor cost advantage is longstanding and he does not see meaningful wage pressure that would impair margins. On the growth outlook, management said there is no sign of a slowdown in bookings or customer demand and that Q2 guidance actually implies higher organic growth than Q1.
The quarter showed strong operating momentum: revenue, EPS, margins, and cash flow all improved, and management raised full-year sales expectations. The MRO Holdings transaction could materially increase AAR’s scale, improve margin and cash conversion, and create cross-selling opportunities across parts, repair, and software. Management was explicit that demand remains strong and that the combined platform could unlock growth beyond the cost synergies already modeled.
The acquisition adds substantial leverage, with net leverage expected around 3.6x at closing, so deleveraging execution will matter. Repair, Engineering and Software margins were still diluted by the HAECO Americas integration, and management said the full exit of the Indianapolis facility is still needed to restore margins. The company is also taking on a very large transaction while already having been active on M&A, so integration discipline and timing remain key risks.
AI summary of the company's earnings call · Paraphrased · Not investment advice
- Free Float
- 95.9%
- Shares Outstanding
- 39.89M
- Float Shares
- 38.25M
of shares held by institutions
391 13F filers
Buy/sell ratio 2.13. Sells can include pre-scheduled 10b5-1 plan sales, not just discretionary selling.
Congressional trading
Senate and House stock disclosures for AIR, newest first.
Source: public STOCK Act disclosures. Filed weeks after the trade — a lagging signal, not a real-time one.
Top institutional holders
Largest 13F positions, with quarter-over-quarter change.
| Holder | Shares | Δ Quarter |
|---|---|---|
| Blackrock, Inc. | 6.47M | ▲ 298.13K |
| Vanguard Group Inc | 4.06M | ▲ 281.87K |
| State Street Corp | 2.83M | ▲ 246.46K |
| Vanguard Portfolio Management LLC | 2.18M | ▲ 52.46K |
| Dimensional Fund Advisors LP | 1.93M | ▼ 11.09K |
| Vanguard Capital Management LLC | 1.72M | ▲ 21.23K |
| Invesco Ltd. | 1.60M | ▲ 207.47K |
| Earnest Partners LLC | 1.25M | ▼ 53.03K |
| Capital Research Global Investors | 1.16M | ▼ 63.19K |
| Geode Capital Management, LLC | 1.14M | ▲ 165.35K |
| American Century Companies Inc | 783.01K | ▼ 45.04K |
| Westwood Holdings Group Inc | 777.45K | ▼ 171.22K |
Held by 386 ETFs
Biggest fund positions in AIR by dollar value.
Recent insider transactions
Who's buying, who's selling, and how much.
| Date | Insider | Type | Shares |
|---|---|---|---|
| Aug 31, 26 | WALFISH MARC JAY | other | 300 |
| Aug 31, 26 | LEDUC ROBERT F | other | 122 |
| Jul 31, 26 | Pachapa Eric | other | 3,365 |
| Jul 31, 26 | Pachapa Eric | other | 614 |
| Jul 31, 26 | Jessup Christopher A. | other | 7,098 |
| Jul 31, 26 | Jessup Christopher A. | other | 1,294 |
| Jul 31, 26 | Garascia Jessica A. | other | 5,635 |
| Jul 31, 26 | Garascia Jessica A. | other | 1,028 |
| Jul 31, 26 | Holmes John McClain III | other | 34,143 |
| Jul 31, 26 | Holmes John McClain III | other | 6,220 |
A “Sell” may be a pre-scheduled 10b5-1 plan sale rather than a discretionary decision — read insider selling with that in mind.
Our AIR coverage
Recent articles, reports, and earnings notes.

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Applied Aerospace & Defense IPO: What Investors Need to Know
Applied Aerospace & Defense, Inc. (NYSE: AADX) is expected to list on 2026-06-03 at a price range of $18.00 to $21.00 per share. The company is offering 32,500,000 shares and has disclosed a market cap of $784,875,000. The setup leans on strong backlog and revenue growth, but shareholders should watch leverage, customer concentration, and whether the IPO proceeds meaningfully de-risk the balance sheet.
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Headlines from third-party outlets — TickerSpark isn't affiliated with these sources.