AIM/4BB (AIM/4BB)

London Stock Exchange AIM: AIM/4BB · GBX

GBX 525

-4.72 (-0.9%)· Recorded snapshot

Market cap	81.6M
Revenue (ttm)	781K
Net income (ttm)	-18M
EPS (ttm)	-GBX 1.16
Shares out	15.5M
Volume	173
Beta	0.81

Market data

Price

Recent price action with selectable time range.

Financial snapshot

Revenue (ttm): 781K
Net income (ttm): -18M
EPS (ttm): -GBX 1.16
Market cap: 81.6M

Calendar

Next earnings

Upcoming earnings date and setup when available.

Upcoming

DateLoading

Window—

EPS estimate—

Revenue estimate—

Sector percentile context

Refreshed 2026-10-28 19:55 UTC

Forward P/En/a

P25 n/aP50 n/aP75 n/a

Trailing P/En/a

P25 n/aP50 n/aP75 n/a

ROE-178

P25 n/aP50 n/aP75 n/a

ROIC-36.6

P25 n/aP50 n/aP75 n/a

Benchmarks · 1M

All AIM/4BB indicators

Market & fundamental data

Available fields

181

Groups with data

Currency

GBP

Showing 181 of 181 available metrics for this ticker.

Profile and market data

Ticker identity, listing, currency, market cap, and source dates.

Metric	Value
Amount currency	GBP
Country	United Kingdom
Country code	UK
Earnings date	2026-12-29
Employees	140
Employees change	30
Employees growth	27.27%
Enterprise value	GBX 90.7M
Exchange	London Stock Exchange AIM
Financial currency	GBP
Financial report date	2026-06-30
First seen	2026-05-10
Fiscal year end	December
Founded	2008
Industry	Biotechnology
Is primary listing	Yes
ISIN number	GB00BMCLYF79
Last earnings date	2026-01-02
Last refreshed	2026-10-28
Market cap	GBX 81.6M
Next earnings date	2026-12-29
Price	GBX 525.30
Price currency	GBX
Sector	Healthcare
SIC code	2836
Stock price date	2026-10-28
Symbol	aim/4BB
Website	https://www.4basebio.com

Valuation

Multiples, yields, enterprise-value ratios, and valuation checks.

Metric	Value
Earnings yield	-22.09%
EV/Sales	117.05x
FCF / EV yield	-18.67%
FCF yield	-20.72%
P/B ratio	64.79x
P/S ratio	105.45x
Sector forward P/E	14.52x
Sector P/E	22.58x

Profitability

Margins, returns on capital, cash conversion, and quality metrics.

Metric	Value
Gross margin	52.11%
Operating margin	-2,201.92%
Pretax margin	-2,378.36%
Profit per employee	GBX -128,750
Revenue per employee	GBX 5,579
ROA	-33.59%
ROA (5Y)	-27.98%
ROCE	-70.96%
ROE	-177.98%
ROE (5Y)	-99.56%
ROIC	-36.56%
SBC / revenue	31.75%
Tax / revenue	-70.42%

Growth

Revenue, earnings, cash-flow, and forward growth indicators.

Metric	Value
EPS growth years	0
Gross profit growth	-64.61%
Gross profit growth (Q)	-75%
Gross profit growth 3Y	12.61%
Gross profit growth 5Y	3.54%
Net income growth years	0
Revenue growth	-56.1%
Revenue growth (Q)	-77.68%
Revenue growth (QoQ)	-49.52%
Revenue growth 3Y	30.18%
Revenue growth 5Y	10.13%
Revenue growth years	3

Financial statements

Income-statement and cash-flow amounts, totals and per share.

Metric	Value
Capital expenditures	GBX -1.2M
Depreciation and amortization	GBX 895,000
EBIT	GBX -17.2M
EBITDA	GBX -16.3M
EPS	GBX -1.16
FCF per share	GBX -1.10
Financing cash flow	GBX 5.8M
Free cash flow	GBX -17.1M
Free cash flow minus SBC	GBX -17.3M
Gross profit	GBX 407,000
Income taxes	GBX -550,000
Investing cash flow	GBX -1.9M
Net borrowing	GBX 5.8M
Net cash flow	GBX -12.1M
Net income	GBX -18M
Operating cash flow minus SBC	GBX -16.1M
Operating income	GBX -17.2M
Revenue	GBX 781,000
Stock-based compensation	GBX 248,000

Financial strength

Debt, cash, solvency, accounting-quality, and balance-sheet signals.

Metric	Value
Altman Z-Score	-2.33
Book value per share	GBX 0.08
Debt / equity	18.18
Interest coverage	-17.99
Long-term assets	GBX 9.9M
Long-term liabilities	GBX 23M
Net cash (debt)	GBX -9.1M
Net cash / market cap	-11%
Net debt / equity	7.13
Piotroski F-Score	1
Property, plant and equipment	GBX 4.7M
Shareholders' equity	GBX 1.3M
Tangible book value	GBX -1.6M
Tangible book value per share	GBX -0.10
Total assets	GBX 27.1M
Total cash	GBX 14.1M
Total debt	GBX 23.1M
Total liabilities	GBX 25.8M
WACC	7.52%

Liquidity

Current-asset coverage and working-capital efficiency metrics.

Metric	Value
Asset turnover	0.02
Current assets	GBX 17.2M
Current liabilities	GBX 2.9M
Current ratio	5.98
Inventory turnover	0.57
Net working capital	GBX 456,000
Quick ratio	5.17
Working capital	GBX 14.4M
Working capital turnover	0.04

Dividends and buybacks

Dividend yield, payout, buybacks, and shareholder-yield indicators.

Metric	Value
Buyback yield / dilution	-7.11%
Shareholder yield	-7.11%

Performance and technicals

Returns, volatility, beta, momentum, RSI, and moving-average context.

Metric	Value
150-day SMA	GBX 512.42
1D price change	-0.89%
1M price change	-6.61%
1M total return	-6.61%
1W price change	0.06%
1W total return	0.06%
1Y price change	-33.08%
1Y return CAGR	-33.1%
1Y total return	-33.08%
20-day SMA	GBX 544.52
200-day SMA	GBX 522.42
3M price change	0.06%
3M total return	0.06%
3Y price change	3%
3Y return CAGR	0.99%
3Y total return	3%
50-day SMA	GBX 516.86
50-day SMA vs 200-day SMA	50under200
52-week high	GBX 820.00
52-week high date	2025-11-10
52-week low	GBX 420.00
52-week low date	2026-05-19
5Y price change	-22.75%
5Y return CAGR	-5.03%
5Y total return	-22.75%
6M price change	4.02%
6M total return	4.02%
All-time high	GBX 1,820.00
All-time high date	2024-06-18
All-time low	GBX 175.00
All-time low date	2021-02-17
Average true range (ATR)	GBX 26.94
Average volume	701.8
Beta (1Y)	0.2
Beta (2Y)	-0.06
Beta (5Y)	0.81
Change from 52-week high	-35.94%
Change from 52-week low	25.07%
Change from all-time high	-71.14%
Change from all-time low	200.17%
Change from open	-6.2%
Day's gap	5.66%
Dollar volume	GBX 90,877
High price	GBX 560.00
Low price	GBX 525.30
Monthly RSI	35.55
Open price	GBX 560.00
Position in 52-week range	0%
Previous close	GBX 530.00
Price vs 150-day SMA	2.51%
Price vs 20-day SMA	-3.53%
Price vs 200-day SMA	0.55%
Price vs 50-day SMA	1.63%
Relative volume	0.25
RSI	39.34
Sharpe ratio	-1.01
Sharpe ratio (3Y)	0.09
Sharpe ratio (5Y)	-0.04
Sortino ratio	-1.23
Sortino ratio (3Y)	0.29
Sortino ratio (5Y)	0.08
Volume	173
Weekly RSI	47.91
YTD price change	-14.59%
YTD total return	-14.59%

Ownership and float

Institutional, insider, float, short-interest, and share-count fields.

Metric	Value
Float	5.7M
Shares change (QoQ)	0.02%
Shares change (YoY)	7.11%
Shares held by insiders	11.74%
Shares held by institutions	39.43%
Shares outstanding	15.5M

Deeper analysis on AIM/4BB

14 sections in the full report · jump straight to what you need

Forecast

Base and Bull forecast paths with report-date return framing.

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Valuation

Fair-value bridge, DCF, owner earnings, and peer multiples.

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Sensitivity

Cost-of-equity and terminal-growth stress table.

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Risks

Kill scenarios, soft-pass flags, and downside catalysts.

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Earnings

Next earnings setup and beat / inline / miss thresholds.

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Position sizing

Entry, exit, conviction, and quarterly monitoring rules.

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Financials

Revenue, margins, cash flow, and balance-sheet context.

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Peers

Relative valuation and profitability against the cohort.

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Moat

Economic-profit evidence and competitive advantage risk.

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Industry cycle

Sector phase, capital cycle, and secular tailwinds.

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Frequently asked questions

About this AIM/4BB report

Is a complete AIM/4BB research report available?

No complete published report is available for aim/4BB (AIM/4BB) on this page. Market-directory data, when present, is not a substitute for a validated stock analysis.

AIM/4BB (AIM/4BB)

Price

Financial snapshot

Fair-value bridge

Latest news · AIM/4BB

Valuation

Profitability

Balance sheet

Trading

Next earnings

Sector percentile context

All AIM/4BB indicators

Profile and market data

Valuation

Profitability

Growth

Financial statements

Financial strength

Liquidity

Dividends and buybacks

Performance and technicals

Ownership and float

Deeper analysis on AIM/4BB

Frequently asked questions