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LON/0Y3M (LON/0Y3M)

London Stock Exchange: LON/0Y3M · USD

$8.38

-0.38 (-4.3%)· Recorded snapshot

Coverage state: Market snapshot only — no published research

Market snapshot recorded 2026-07-30 02:00 UTC. No published research is attached to this ticker. Prices and fundamentals on this server-rendered page are dated snapshots, not a real-time trading feed.

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Market cap	342.3M
Revenue (ttm)	43.9M
Net income (ttm)	-114.5M
EPS (ttm)	-$2.13
Volume	171
Beta	-0.31

Market data

Price

Recent price action with selectable time range.

Financial snapshot

Revenue (ttm): 43.9M
Net income (ttm): -114.5M
EPS (ttm): -$2.13
Market cap: 342.3M

All LON/0Y3M indicators

Market & fundamental data

Available fields

164

Groups with data

Currency

USD

Showing 164 of 164 available metrics for this ticker.

Profile and market data

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

Metric	Value
Country	Ireland
Country code	UK
Employees	67
Employees Change	-10%
Employees Change Percent	-5.78
Enterprise value	$100.5M
Exchange	London Stock Exchange
Financial currency	USD
First seen	2026-05-10
Industry	Biological Products, Except Diagnostic Substances
Last refreshed	2026-07-30
Market cap	$342.3M
Price	$8.38
Price currency	USD
Rev Per Employee	654,899.28x
Sic	2836
Symbol	lon/0Y3M
Website	https://www.prothena.com

Valuation

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

Metric	Value
Earnings Yield	-33.45%
EV/Sales	2.31x
FCF yield	-18.02%
P/B ratio	1.45x
P/S ratio	7.8x

Profitability

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

Metric	Value
EBIT Margin	-160.84%
EBITDA Margin	-159.36%
Gross margin	-66.84%
Gross Profit	$-29.3M
Net Income	$-114.5M
Pretax Margin	-184.21%
Profit Margin	-260.92%
Profit Per Employee	$-1.7M
ROA	-13.78
Roa5y	-12.17
ROCE	-29.36
ROE	-40.3
Roe5y	-22.54
ROIC	-4,795.6

Growth

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

Metric	Value
Cagr1y	33.99%
Cagr3y	-47.99%
Cagr5y	-29.9%
Revenue Growth	-58x
Revenue Growth Q	1,706.37x
Revenue Growth3 Y	1.8x
Revenue Growth5 Y	131.47x

Financial strength

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

Metric	Value
Asset Turnover	$0.14
Assets	$265M
Cash	$249.5M
Current Assets	$255M
Current Liabilities	$24.4M
Debt	$5.8M
Debt Equity	$0.02
Debt FCF	$-0.09
Equity	$236.7M
Liabilities	$28.2M
Long Term Assets	$10M
Long Term Liabilities	$3.8M
Net Cash	$243.7M
Net Cash By Market Cap	$71.2
Net Cash Growth	-21.07%
Net Debt Equity	$-1.03
Tangible Book Value	$236.7M
Tangible Book Value Per Share	$4.46
WACC	2.48

Liquidity

Current-asset coverage and working-capital efficiency metrics.

Metric	Value
Current ratio	10.43
Net Working Capital	$-15.1M
Quick ratio	10.13
Working Capital	$232.3M
Working Capital Turnover	$0.13

Dividends and buybacks

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

Metric	Value
Buyback Yield	0%

Performance and technicals

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

Metric	Value
1Y total return	33.97%
200-day SMA	9.71
3Y total return	-85.94%
50-day SMA	9.19
50-day SMA vs 200-day SMA	50under200
5Y total return	-83.07%
All Time High	79.16
All Time High Change	-88.84%
All Time High Date	2023-05-08
All Time Low	4.34
All Time Low Change	103.36%
All Time Low Date	2025-05-28
ATR	0.33
Beta	-0.31
Ch YTD	-6.59
High	8.7
High52	11.67
High52 Date	2025-10-28
High52ch	-28.18%
Low	8.38
Low52	6.6
Low52 Date	2025-07-28
Low52ch	26.97%
Ma50ch	-3.94%
Price vs 200-day SMA	-9.03%
RSI	44.12
RSI Monthly	39.19
RSI Weekly	44.22
Sharpe ratio	0.75x
Sortino ratio	1.28
Total Return	0%
Tr YTD	-6.59
Tr1m	-9.53%
Tr1w	2.44%
Tr3m	-17.32%

Analyst estimates

Ratings, targets, revisions, and forward estimate fields.

Metric	Value
Operating Income	$-70.6M
Operating margin	-160.8

Ownership and float

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

Metric	Value
Float	36,682,110%
Shares Insiders	20.38%
Shares Institutions	81.84%
Shares Qo Q	0.52%
Shares Yo Y	-0%
Short Ratio	14.41

Other indicators

Additional ticker metrics that do not fit the primary research groupings yet.

Metric	Value
Adjusted FCF	$-87.1M
Adjusted OCF	-87,049,181
Average Volume	278.95x
Bv Per Share	4.46
CAPEX	$-72,701
Ch1m	-9.53
Ch1w	2.44
Ch1y	33.97
Ch3m	-17.32
Ch3y	-85.94
Ch5y	-83.07
Ch6m	-13.09
Change	-4.28%
Change From Open	-3.68
Close	8.76
Days Gap	-0.63
Depreciation Amortization	643,545.9
Dollar Volume	1,433
Earnings Date	2026-08-06
EBIT	$-70.6M
EBITDA	$-69.9M
EPS	$-2.13
F Score	2
FCF	$-61.7M
FCF EV Yield	-61.39x
Financing CF	-5,329,155
Fiscal Year End	December
Founded	2,012
Income Tax	$33.7M
Investing CF	-72,701
Is Primary Listing	0
Last Earnings Date	2026-05-07
Last Report Date	2026-03-31
Ma150	9.48
Ma150ch	-6.86%
Ma20	9.11
Ma20ch	-3.08%
Net CF	-67,001,045
Next Earnings Date	2026-08-06
Open	8.7
Position In Range	0
Ppne	7,030,137.9
Price Date	2026-07-28
Ptbv Ratio	1.45
Relative Volume	0.61x
Revenue	43,878,252x
SBC By Revenue	58x
Share Based Comp	25,449,992
Tax By Revenue	76.7x
Tr6m	-13.09%
Volume	171
Z Score	2.56

LON/0Y3M (LON/0Y3M)

Coverage state: Market snapshot only — no published research

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Profile and market data

Valuation

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Growth

Financial strength

Liquidity

Dividends and buybacks

Performance and technicals

Analyst estimates

Ownership and float

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