SIA ENGINEERING CO LTD (S59) fair value: what the stock is really worth
As of Oct 2, 2026: fair value of SIA ENGINEERING CO LTD S$1.81, price S$3.15, upside -42.5%, quality 57 out of 100. Calculated from audited financials with 26 valuation models and 37 quality factors, updated daily.
- Fair value above price? No
- Good quality? Yes
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SIA ENGINEERING CO LTD
S59 · SGStretched ValuationStrong overvaluation with only moderate quality.
What runs behind every stock
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Price vs Fair Value
White line = price, green steps = our fair value per fiscal year, dashed = 300-day average. As of Sep 30, 2026.
How to read this chart
60‑month range 1.78 SGD – 3.65 SGD · fair‑value band 1.22 SGD – 2.73 SGD · the 3.15 SGD price screens above the 1.81 SGD fair value. Green steps = our fair value per fiscal year (point-in-time, no hindsight). Dashed = 300-day average. As of Sep 30, 2026.
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Company profile
SIA Engineering Company Limited, together with its subsidiaries, engages in the provision of maintenance, repair, and overhaul (MRO) services in Singapore, Philippines, Japan, Malaysia, Cambodia, and the United States of America. The company operates through Airframe and Line Maintenance; and Engine and Component segments.
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SIA Engineering Company Limited, together with its subsidiaries, engages in the provision of maintenance, repair, and overhaul (MRO) services in Singapore, Philippines, Japan, Malaysia, Cambodia, and the United States of America. The company operates through Airframe and Line Maintenance; and Engine and Component segments. The Airframe and Line Maintenance segment offers airframe maintenance, including scheduled routine maintenance and overhaul, specialized and non-routine maintenance, and modification, and refurbishment services; line maintenance that provides aircraft certification, and technical ground handling services, such as push-back and towing, as well as aircraft ground support equipment and rectification work; and inventory technical management which provide fleet technical management and inventory technical management services comprising engineering and MRO solutions. The Engine and Component segment provides component overhaul, and engine repair and overhaul services. It also provides repair and overhaul services for hydro-mechanical equipment for Boeing and Airbus aircraft; turnkey solutions for aircraft interior modifications; and aircraft maintenance services that consist of technical and non-technical handling at the airport. SIA Engineering Company Limited was incorporated in 1982 and is based in Singapore. The company operates as a subsidiary of Singapore Airlines Limited.
Stock analysis
SIA ENGINEERING CO LTD (S59) currently trades at 3.15 SGD, while our model-based Fair Value estimate is 1.81 SGD, 42.5% below the price, so the stock looks overvalued today.
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Valuation
Bull case: the Growth Earnings group reads highest at a median of 2.59 SGD per share, and 1 of the 16 models we run sit above the 3.15 SGD price.
Bear case: the Economic Profit group reads lowest at 0.3000 SGD, and 15 of the 16 models stay below the price. Evidence for this calculation is high.
Scenario range: 1.22 SGD (bear) to 2.73 SGD (bull), the price of 3.15 SGD sits above it. Bear and bull are the same models on cautious and optimistic assumptions, a range, not a price target.
Quality & growth
The Quality Score stands at 57/100 (solid quality), in the Industrials sector.
Expensive Growth: The company is growing, but growth may require heavy reinvestment or weak cash conversion.
SIA ENGINEERING CO LTD reported revenue of 1.4B SGD in FY2026 versus 566M SGD in FY2022, a compound +25.9%/yr. Reported net income was 169M SGD in FY2026, compounding +25.7%/yr from FY2022.
Key figures
Market cap 3.5B SGD (≈ $2.8B) · P/E ratio 21.0 · P/S ratio 2.49 · EPS (TTM) 0.1500 SGD · Dividend yield 3.5% · Net margin 11.9% · Return on equity 9.7% · Return on assets (EBIT) −0.1%.
Competitive moat
Our AI-assisted moat analysis scores the competitive advantage at 50 out of 100 (low confidence).
What moves the price
The share trades about 14% below its 52-week high and 4% above its 52-week low, currently below its 200-day average.
For context, the median of 10 Industrials peers we cover trades at −13% fair-value upside, at −43%, S59 screens richer than that median.
Fair Value models
All 16 models by family
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Set up alert →Quality Score breakdown
Of which business quality 55 · Market factors (momentum, volatility) 48
Revenue & earnings trend
S59 screens overvalued: fair value 43% below the price. Compare with Aena S.M.E., S.A →
Compare SIA ENGINEERING CO LTD with another stock
Price, fair value, quality and upside side by side.
Peer GroupⓘHow this stock ranks against its industry: the green marker is this stock, the band is the typical 25–75% peer range, and the tick is the median.Airports & Air Services · 51 stocks
Valuation Multiplesvs Airports & Air Services median · lower = cheaper
Strength profile in five axes (Snowflake)
VALUE 0: the price sits above our fair-value range.
Context: sector, industry, market
- Is the Industrials sector expensive or cheap?
- P/E, EV/EBITDA and margins by industry (reference tables)
- Undervalued stocks: Industrials
- Valuation of the Singapore market
Values & ESG
Does this company touch areas you may want to avoid? The classification is inferred from sector and industry.
Similar stocks
10 more Airports & Air Services stocks, each showing price versus our Fair Value estimate.
| Stock | Price | Fair Value | vs Fair Value |
|---|---|---|---|
| Aena S.M.E., S.A AENA | €25.60 | €28.16 | +10% |
| Airports of Thailand Public Company AOT | 62.25 THB | 54.20 THB | −13% |
| GMR Airports Limited GMRINFRA | ₹97.57 | ₹22.29 | −77% |
| Shanghai International Airport Co 600009 | ¥22.46 | ¥24.71 | +10% |
| Auckland International Airport Limited AIA | A$6.87 | A$3.33 | −52% |
| Flughafen Zürich AG FHZN | CHF 196.40 | CHF 127.42 | −35% |
| Københavns Lufthavne A/S KBHL | kr 5,520 | kr 1,891 | −66% |
| Fraport AG FRA | €62.00 | €35.02 | −44% |
| Flughafen Wien Aktiengesellschaft, FLU | €53.40 | €58.74 | +10% |
| SATS Ltd S58 | 3.83 SGD | 5.30 SGD | +38% |
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Key figures of SIA ENGINEERING CO LTD
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