Guillemot Corporation S.A. (PA:GUI) — Market Cap & Net Worth

$60.87 Million USD · €52.07 Million EUR · Rank #21243

Market Cap & Net Worth: Guillemot Corporation S.A. (GUI)

Guillemot Corporation S.A. (PA:GUI) has a market capitalization of $60.87 Million (€52.07 Million) as of September 19, 2026. Listed on the PA stock exchange, this France-based company holds position #21243 globally and #330 in its home market, demonstrating a -2.10% decrease in market value over the past year.

Market capitalization, also known as net worth in stock markets, is calculated by multiplying Guillemot Corporation S.A.'s stock price €4.20 by its total outstanding shares 14424669 (14.42 Million). Also see GUI current and non-current assets for a full breakdown of the balance sheet.

Guillemot Corporation S.A. Market Cap History: 2015 to 2026

Guillemot Corporation S.A.'s market capitalization history from 2015 to 2026. Data shows growth from $24.65 Million to $70.83 Million (10.40% CAGR). Also see Guillemot Corporation S.A. (GUI) cash flow conversion for how efficiently the company converts equity into cash flow.

Index Memberships

Guillemot Corporation S.A. is a constituent of 6 market indices:

Index	Total Market Cap	Weight (%)	Rank by Market Cap
CAC Mid & Small CACMS	$230.73 Billion	0.03%	#98 of 119
CAC Small90 CACS	$36.88 Billion	0.17%	#47 of 64
CAC All-Tradable CACT	$2.85 Trillion	0.00%	#158 of 179
CAC All-Tradable Net Total Return CACTN	$2.85 Trillion	0.00%	#158 of 179
CAC All Tradable Gross Total Return CACTR	$2.85 Trillion	0.00%	#158 of 179
CAC Technology FRTEC	$82.84 Billion	0.07%	#19 of 27

Weight: Guillemot Corporation S.A.'s market cap as a percentage of total index value. Rank: Position among all constituents by market cap.

Guillemot Corporation S.A. Market Cap to Earnings & Revenue Ratios Timeline

This chart shows how Guillemot Corporation S.A.'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 latest Guillemot Corporation S.A. stock price today for real-time trading data and today's change.

Latest Price to Sales (P/S) Ratio

0.61x

Guillemot Corporation S.A.'s market cap is 0.61 times its annual revenue

Industry average: 350.46x Lower than industry average

Latest Price to Earnings (P/E) Ratio

N/A

P/E ratio not applicable due to negative or zero earnings

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
2016	$20.17 Million	$64.23 Million	$3.06 Million	0.31x	6.59x
2017	$70.36 Million	$80.45 Million	$17.54 Million	0.87x	4.01x
2018	$49.30 Million	$81.22 Million	$12.15 Million	0.61x	4.06x
2019	$37.80 Million	$60.88 Million	-$6.41 Million	0.62x	N/A
2020	$133.71 Million	$120.62 Million	$29.78 Million	1.11x	4.49x
2021	$235.38 Million	$176.75 Million	$13.71 Million	1.33x	17.17x
2022	$208.68 Million	$188.05 Million	$20.35 Million	1.11x	10.25x
2023	$114.51 Million	$119.13 Million	$964.00K	0.96x	118.78x
2024	$119.73 Million	$125.12 Million	$1.18 Million	0.96x	101.73x
2025	$77.57 Million	$127.22 Million	-$2.43 Million	0.61x	N/A

Competitor Companies of GUI by Market Capitalization

Companies near Guillemot Corporation S.A. in the global market cap rankings as of September 19, 2026. Review GUI tangible net worth ratio to assess the quality of the company's equity after excluding intangible assets.

Key companies related to Guillemot Corporation S.A. by market ranking:

Seagate Technology PLC (NASDAQ:STX): Ranked #123 globally with a market cap of $180.09 Billion USD.
Arista Networks (NYSE:ANET): Ranked #135 globally with a market cap of $171.79 Billion USD.
Western Digital Corporation (NASDAQ:WDC): Ranked #158 globally with a market cap of $152.82 Billion USD.
Sandisk Corp (NASDAQ:SNDK): Ranked #285 globally with a market cap of $92.46 Billion USD.

Market capitalization comparison (in billions USD)

Rank	Company	Symbol	Market Cap	Price
#123	Seagate Technology PLC	NASDAQ:STX	$180.09 Billion	$803.13
#135	Arista Networks	NYSE:ANET	$171.79 Billion	$199.53
#158	Western Digital Corporation	NASDAQ:WDC	$152.82 Billion	$423.87
#285	Sandisk Corp	NASDAQ:SNDK	$92.46 Billion	$1614.39

Guillemot Corporation S.A. Historical Marketcap From 2015 to 2026

Between 2015 and today, Guillemot Corporation S.A.'s market cap moved from $24.65 Million to $ 70.83 Million, with a yearly change of 10.40%.

Year	Market Cap	Change (%)
2026	€70.83 Million	-8.70%
2025	€77.57 Million	-35.21%
2024	€119.73 Million	+4.57%
2023	€114.51 Million	-45.13%
2022	€208.68 Million	-11.34%
2021	€235.38 Million	+76.04%
2020	€133.71 Million	+253.71%
2019	€37.80 Million	-23.32%
2018	€49.30 Million	-29.94%
2017	€70.36 Million	+248.88%
2016	€20.17 Million	-18.18%
2015	€24.65 Million	--

End of Day Market Cap According to Different Sources

On Sep 18th, 2026 the market cap of Guillemot Corporation S.A. was reported to be:

Source	Market Cap
Yahoo Finance	$60.87 Million USD
MoneyControl	$60.87 Million USD
MarketWatch	$60.87 Million USD
marketcap.company	$60.87 Million USD
Reuters	$60.87 Million USD

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

About Guillemot Corporation S.A.

PA:GUI France Computer Hardware

Market Cap

$70.83 Million

€60.58 Million EUR

Market Cap Rank

#21243 Global

#330 in France

Share Price

€4.20

Change (1 day)

+1.69%

52-Week Range

€3.88 - €5.44

All Time High

€16.58