Yankey Engineering Co Ltd (TW:6691) — Market Cap & Net Worth

$2.35 Billion USD  · NT$74.53 Billion TWD  · Rank #5629

Market Cap & Net Worth: Yankey Engineering Co Ltd (6691)

Yankey Engineering Co Ltd (TW:6691) has a market capitalization of $2.35 Billion (NT$74.53 Billion) as of September 17, 2026. Listed on the TW stock exchange, this Taiwan-based company holds position #5629 globally and #171 in its home market, demonstrating a 0.49% increase in market value over the past year.

Market capitalization, also known as net worth in stock markets, is calculated by multiplying Yankey Engineering Co Ltd's stock price NT$618.00 by its total outstanding shares 120597000 (120.60 Million). Also see Yankey Engineering Co Ltd (6691) total assets for a full breakdown of the balance sheet.

Yankey Engineering Co Ltd Market Cap History: 2018 to 2026

Yankey Engineering Co Ltd's market capitalization history from 2018 to 2026. Data shows growth from $117.20 Million to $2.35 Billion (40.99% CAGR). Also see how efficiently does Yankey Engineering Co Ltd generate cash for how efficiently the company converts equity into cash flow.

Yankey Engineering Co Ltd Market Cap to Earnings & Revenue Ratios Timeline

This chart shows how Yankey Engineering Co Ltd's valuation ratios have evolved. The Price to Sales (P/S) ratio compares market cap to revenue, while the Price to Earnings (P/E) ratio compares market cap to net income. Lower values may indicate a more undervalued company relative to its financial performance. Check 6691 share price today for real-time trading data and today's change.

Latest Price to Sales (P/S) Ratio

0.09x

Yankey Engineering Co Ltd's market cap is 0.09 times its annual revenue

Industry average: 1.19x Lower than industry average

Latest Price to Earnings (P/E) Ratio

0.71x

Yankey Engineering Co Ltd's market cap is 0.71 times its annual earnings

Industry average: 9.78x Lower than industry average

What These Ratios Tell Investors:

  • Price to Sales (P/S) Ratio: Shows how much investors are paying for each dollar of the company's sales. Lower P/S ratios may indicate undervaluation.
  • Price to Earnings (P/E) Ratio: Shows how much investors are paying for each dollar of the company's earnings. This is one of the most common valuation metrics.
  • Trends in these ratios over time can indicate changing investor sentiment about the company's future growth prospects.
  • Industry comparison provides context for whether the company is valued higher or lower than peers.
Year Market Cap (USD) Revenue (USD) Net Income (USD) P/S Ratio P/E Ratio
2019 $187.09 Million $5.17 Billion $530.40 Million 0.04x 0.35x
2020 $229.36 Million $5.35 Billion $467.05 Million 0.04x 0.49x
2021 $506.59 Million $10.66 Billion $956.78 Million 0.05x 0.53x
2022 $431.90 Million $13.97 Billion $1.73 Billion 0.03x 0.25x
2023 $954.18 Million $15.51 Billion $1.77 Billion 0.06x 0.54x
2024 $1.63 Billion $15.19 Billion $2.03 Billion 0.11x 0.80x
2025 $2.12 Billion $22.35 Billion $2.99 Billion 0.09x 0.71x

Competitor Companies of 6691 by Market Capitalization

Companies near Yankey Engineering Co Ltd in the global market cap rankings as of September 17, 2026. Review Yankey Engineering Co Ltd (6691) tangible net worth to assess the quality of the company's equity after excluding intangible assets.

Key companies related to Yankey Engineering Co Ltd by market ranking:

  • Quanta Services Inc (NYSE:PWR): Ranked #279 globally with a market cap of $93.10 Billion USD.
  • Vinci S.A. (PA:DG): Ranked #397 globally with a market cap of $71.27 Billion USD ( €60.96 Billion EUR).
  • Larsen & Toubro Limited (NSE:LT): Ranked #478 globally with a market cap of $56.65 Billion USD ( Rs5.24 Trillion INR).
  • Comfort Systems USA Inc (NYSE:FIX): Ranked #489 globally with a market cap of $55.87 Billion USD.
Market capitalization comparison (in billions USD)
Rank Company Symbol Market Cap Price
#279 Quanta Services Inc NYSE:PWR $93.10 Billion $619.28
#397 Vinci S.A. PA:DG $71.27 Billion €112.00
#478 Larsen & Toubro Limited NSE:LT $56.65 Billion Rs3807.70
#489 Comfort Systems USA Inc NYSE:FIX $55.87 Billion $1587.35

Yankey Engineering Co Ltd Historical Marketcap From 2018 to 2026

Between 2018 and today, Yankey Engineering Co Ltd's market cap moved from $117.20 Million to $ 2.35 Billion, with a yearly change of 40.99%.

Year Market Cap Change (%)
2026 NT$2.35 Billion +10.75%
2025 NT$2.12 Billion +30.07%
2024 NT$1.63 Billion +70.82%
2023 NT$954.18 Million +120.93%
2022 NT$431.90 Million -14.74%
2021 NT$506.59 Million +120.87%
2020 NT$229.36 Million +22.59%
2019 NT$187.09 Million +59.64%
2018 NT$117.20 Million --

End of Day Market Cap According to Different Sources

On Sep 17th, 2026 the market cap of Yankey Engineering Co Ltd was reported to be:

Source Market Cap
Yahoo Finance $2.35 Billion USD
MoneyControl $2.35 Billion USD
MarketWatch $2.35 Billion USD
marketcap.company $2.35 Billion USD
Reuters $2.35 Billion USD

Market cap values may vary slightly between sources due to differences in calculation methods, timing, and data refresh rates.

About Yankey Engineering Co Ltd

TW:6691 Taiwan Engineering & Construction
Market Cap
$2.35 Billion
NT$74.53 Billion TWD
Market Cap Rank
#5629 Global
#171 in Taiwan
Share Price
NT$618.00
Change (1 day)
+1.64%
52-Week Range
NT$431.50 - NT$797.00
All Time High
NT$1119.48
About

Yankey Engineering Co., Ltd. offers engineering services in Taiwan, China, and Thailand. The company designs and installs clean room systems, refrigeration and air conditioning systems, and ice-making systems; and sells materials for these systems. It also provides mechanical, electrical, and plumbing turnkey services for commercial office buildings; and high and low voltage transmission system i… Read more