OneSavings Bank PLC (LSE:OSB) — Market Cap & Net Worth

$20.88 Million USD · GBX171.61 Billion GBX · Rank #25069

Market Cap & Net Worth: OneSavings Bank PLC (OSB)

OneSavings Bank PLC (LSE:OSB) has a market capitalization of $20.88 Million (GBX171.61 Billion) as of September 17, 2026. Listed on the LSE stock exchange, this UK-based company holds position #25069 globally and #243 in its home market, demonstrating a 0.00% increase in market value over the past year.

Market capitalization, also known as net worth in stock markets, is calculated by multiplying OneSavings Bank PLC's stock price GBX509.00 by its total outstanding shares 337145285 (337.15 Million). Also see OneSavings Bank PLC balance sheet assets for a full breakdown of the balance sheet.

OneSavings Bank PLC Market Cap History: 2015 to 2026

OneSavings Bank PLC's market capitalization history from 2015 to 2026. Data shows growth from $9.15 Million to $20.88 Million (7.18% CAGR). Also see OSB cash generation efficiency for how efficiently the company converts equity into cash flow.

Index Memberships

OneSavings Bank PLC is a constituent of 3 market indices:

Index	Total Market Cap	Weight (%)	Rank by Market Cap
FTSE All-Share FTAS	$64.22 Billion	0.03%	#173 of 573
FTSE 350 FTLC	$64.15 Billion	0.03%	#171 of 350
FTSE 250 FTMC	$9.49 Billion	0.22%	#80 of 250

Weight: OneSavings Bank PLC's market cap as a percentage of total index value. Rank: Position among all constituents by market cap.

OneSavings Bank PLC Market Cap to Earnings & Revenue Ratios Timeline

This chart shows how OneSavings Bank PLC'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 OneSavings Bank PLC stock price today for real-time trading data and today's change.

Latest Price to Sales (P/S) Ratio

0.01x

OneSavings Bank PLC's market cap is 0.01 times its annual revenue

Industry average: 0.37x Lower than industry average

Latest Price to Earnings (P/E) Ratio

0.09x

OneSavings Bank PLC's market cap is 0.09 times its annual earnings

Industry average: 1.74x 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
2016	$9.03 Million	$208.90 Million	$120.90 Million	0.04x	0.07x
2017	$11.35 Million	$239.60 Million	$126.90 Million	0.05x	0.09x
2018	$9.99 Million	$281.70 Million	$139.60 Million	0.04x	0.07x
2019	$12.89 Million	$340.10 Million	$158.80 Million	0.04x	0.08x
2020	$13.16 Million	$708.00 Million	$196.30 Million	0.02x	0.07x
2021	$17.92 Million	$774.80 Million	$345.30 Million	0.02x	0.05x
2022	$16.37 Million	$1.12 Billion	$410.00 Million	0.01x	0.04x
2023	$17.48 Million	$1.76 Billion	$282.60 Million	0.01x	0.06x
2024	$16.60 Million	$2.09 Billion	$308.10 Million	0.01x	0.05x
2025	$26.15 Million	$1.90 Billion	$285.70 Million	0.01x	0.09x

Competitor Companies of OSB by Market Capitalization

Companies near OneSavings Bank PLC in the global market cap rankings as of September 17, 2026. Review tangible equity quality of OneSavings Bank PLC to assess the quality of the company's equity after excluding intangible assets.

Key companies related to OneSavings Bank PLC by market ranking:

Rocket Companies Inc (NYSE:RKT): Ranked #1069 globally with a market cap of $25.15 Billion USD.
Mr. Cooper Group Inc (NASDAQ:COOP): Ranked #1766 globally with a market cap of $13.49 Billion USD.
Bajaj Housing Finance (NSE:BAJAJHFL): Ranked #2739 globally with a market cap of $7.57 Billion USD ( Rs699.61 Billion INR).
PennyMac Finl Svcs Inc (NYSE:PFSI): Ranked #4444 globally with a market cap of $3.54 Billion USD.

Market capitalization comparison (in billions USD)

Rank	Company	Symbol	Market Cap	Price
#1069	Rocket Companies Inc	NYSE:RKT	$25.15 Billion	$13.19
#1766	Mr. Cooper Group Inc	NASDAQ:COOP	$13.49 Billion	$210.79
#2739	Bajaj Housing Finance	NSE:BAJAJHFL	$7.57 Billion	Rs84.00
#4444	PennyMac Finl Svcs Inc	NYSE:PFSI	$3.54 Billion	$68.05

OneSavings Bank PLC Historical Marketcap From 2015 to 2026

Between 2015 and today, OneSavings Bank PLC's market cap moved from $9.15 Million to $ 20.88 Million, with a yearly change of 7.18%.

Year	Market Cap	Change (%)
2026	GBX20.88 Million	-20.16%
2025	GBX26.15 Million	+57.56%
2024	GBX16.60 Million	-5.05%
2023	GBX17.48 Million	+6.78%
2022	GBX16.37 Million	-8.67%
2021	GBX17.92 Million	+36.17%
2020	GBX13.16 Million	+2.14%
2019	GBX12.89 Million	+29.02%
2018	GBX9.99 Million	-11.97%
2017	GBX11.35 Million	+25.61%
2016	GBX9.03 Million	-1.29%
2015	GBX9.15 Million	--

End of Day Market Cap According to Different Sources

On Sep 16th, 2026 the market cap of OneSavings Bank PLC was reported to be:

Source	Market Cap
Yahoo Finance	$20.88 Million USD
MoneyControl	$20.88 Million USD
MarketWatch	$20.88 Million USD
marketcap.company	$20.88 Million USD
Reuters	$20.88 Million USD

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

About OneSavings Bank PLC

LSE:OSB UK Mortgage Finance

Market Cap

$20.88 Million

GBX171.61 Billion GBX

Market Cap Rank

#25069 Global

#243 in UK

Share Price

GBX509.00

Change (1 day)

+0.20%

52-Week Range

GBX484.20 - GBX643.50

All Time High

GBX643.50