Mare Nostrum SA is a small French staffing and employment services firm, listed in Paris, with a market capitalisation of about EUR 4 million. Revenue fell 2.2% over the reported period, operating margin is negative at -4.3%, and return on equity sits at -326%, a figure that reflects a very thin or eroded equity base rather than any operating strength. The gross margin of 23.0% is the one line that points to a business still earning a reasonable spread on placements. The trailing P/E of 0.3 looks striking but should be read with suspicion, since it likely reflects a one-off gain or accounting distortion rather than sustainable earnings, and there is no forward estimate to anchor it. We see no structural tailwind or identifiable near-term catalyst in the data provided, and the company sits outside every index, so the case for a deeper look rests on whether the balance sheet and cash generation can be repaired, which the current figures do not show.
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| Date | Type | New | Previous | Price |
|---|---|---|---|---|
| 23 Oct 2026, 01:52 CEST | ACCE price target | €0.65 | first publication | €0.54 |
Answered from Mare Nostrum SA fundamentals + recent valuations. Every number shows its source and date.
| Company | Price | Fair value | vs fair value | P/E | ROE | Quality | Score |
|---|---|---|---|---|---|---|---|
| ALMAR.PA Mare Nostrum SA | €0.53 | - | - | 0.3x | -326.1% | 28 | 39 |
| GLXG Galaxy Payroll Group Limited Class A Ordinary Shares | $0.87 | - | - | - | -6.0% | 43 | 26 |
| WISE.ST Wise Group AB (publ) | kr 10.90 | - | - | - | -24.2% | 34 | 20 |
| HEGR.ST Hedera Group AB (publ) | kr 0.43 | - | - | - | -10.5% | 31 | 26 |
| IPDN Professional Diversity Network Inc. Common Stock | $2.21 | - | - | - | -102.8% | 39 | 22 |
| COM.MC Catenon, S.A. | €1.06 | €1 | 59% above | 8.2x | 53.1% | 85 | 75 |
| OGUN-B.ST Ogunsen AB (publ) | kr 20.80 | kr 23 | 11% below | 13.9x | 29.4% | 58 | 42 |
Where ALMAR.PA ranks against its sector peers on each metric.